]> git.ipfire.org Git - thirdparty/gcc.git/commitdiff
re PR fortran/40941 (gfc_typespec: put derived and cl into union)
authorJanus Weil <janus@gcc.gnu.org>
Thu, 13 Aug 2009 19:46:46 +0000 (21:46 +0200)
committerJanus Weil <janus@gcc.gnu.org>
Thu, 13 Aug 2009 19:46:46 +0000 (21:46 +0200)
2009-08-13  Janus Weil  <janus@gcc.gnu.org>

PR fortran/40941
* gfortran.h (gfc_typespec): Put 'derived' and 'cl' into union.
* decl.c (build_struct): Make sure 'cl' is only used
if type is BT_CHARACTER.
* symbol.c (gfc_set_default_type): Ditto.
* resolve.c (resolve_symbol, resolve_fl_derived): Ditto.
(resolve_equivalence,resolve_equivalence_derived): Make sure 'derived'
is only used if type is BT_DERIVED.
* trans-io.c (transfer_expr): Make sure 'derived' is only used if type
is BT_DERIVED or BT_INTEGER (special case: C_PTR/C_FUNPTR).
* array.c: Mechanical replacements to accomodate union in gfc_typespec.
* check.c: Ditto.
* data.c: Ditto.
* decl.c: Ditto.
* dump-parse-tree.c: Ditto.
* expr.c: Ditto.
* interface.c: Ditto.
* iresolve.c: Ditto.
* match.c: Ditto.
* misc.c: Ditto.
* module.c: Ditto.
* openmp.c: Ditto.
* parse.c: Ditto.
* primary.c: Ditto.
* resolve.c: Ditto.
* simplify.c: Ditto.
* symbol.c: Ditto.
* target-memory.c: Ditto.
* trans-array.c: Ditto.
* trans-common.c: Ditto.
* trans-const.c: Ditto.
* trans-decl.c: Ditto.
* trans-expr.c: Ditto.
* trans-intrinsic.c: Ditto.
* trans-io.c: Ditto.
* trans-stmt.c: Ditto.
* trans-types.c: Ditto.

From-SVN: r150725

29 files changed:
gcc/fortran/ChangeLog
gcc/fortran/array.c
gcc/fortran/check.c
gcc/fortran/data.c
gcc/fortran/decl.c
gcc/fortran/dump-parse-tree.c
gcc/fortran/expr.c
gcc/fortran/gfortran.h
gcc/fortran/interface.c
gcc/fortran/iresolve.c
gcc/fortran/match.c
gcc/fortran/misc.c
gcc/fortran/module.c
gcc/fortran/openmp.c
gcc/fortran/parse.c
gcc/fortran/primary.c
gcc/fortran/resolve.c
gcc/fortran/simplify.c
gcc/fortran/symbol.c
gcc/fortran/target-memory.c
gcc/fortran/trans-array.c
gcc/fortran/trans-common.c
gcc/fortran/trans-const.c
gcc/fortran/trans-decl.c
gcc/fortran/trans-expr.c
gcc/fortran/trans-intrinsic.c
gcc/fortran/trans-io.c
gcc/fortran/trans-stmt.c
gcc/fortran/trans-types.c

index a07ee12aef3fa448b078f3f6c9d93e843b278243..f48729e34b270ae9f41fa879ad17e7b22ffcd068 100644 (file)
@@ -1,3 +1,43 @@
+2009-08-13  Janus Weil  <janus@gcc.gnu.org>
+
+       PR fortran/40941
+       * gfortran.h (gfc_typespec): Put 'derived' and 'cl' into union.
+       * decl.c (build_struct): Make sure 'cl' is only used
+       if type is BT_CHARACTER.
+       * symbol.c (gfc_set_default_type): Ditto.
+       * resolve.c (resolve_symbol, resolve_fl_derived): Ditto.
+       (resolve_equivalence,resolve_equivalence_derived): Make sure 'derived'
+       is only used if type is BT_DERIVED.
+       * trans-io.c (transfer_expr): Make sure 'derived' is only used if type
+       is BT_DERIVED or BT_INTEGER (special case: C_PTR/C_FUNPTR).
+       * array.c: Mechanical replacements to accomodate union in gfc_typespec.
+       * check.c: Ditto.
+       * data.c: Ditto.
+       * decl.c: Ditto.
+       * dump-parse-tree.c: Ditto.
+       * expr.c: Ditto.
+       * interface.c: Ditto.
+       * iresolve.c: Ditto.
+       * match.c: Ditto.
+       * misc.c: Ditto.
+       * module.c: Ditto.
+       * openmp.c: Ditto.
+       * parse.c: Ditto.
+       * primary.c: Ditto.
+       * resolve.c: Ditto.
+       * simplify.c: Ditto.
+       * symbol.c: Ditto.
+       * target-memory.c: Ditto.
+       * trans-array.c: Ditto.
+       * trans-common.c: Ditto.
+       * trans-const.c: Ditto.
+       * trans-decl.c: Ditto.
+       * trans-expr.c: Ditto.
+       * trans-intrinsic.c: Ditto.
+       * trans-io.c: Ditto.
+       * trans-stmt.c: Ditto.
+       * trans-types.c: Ditto.
+
 2009-08-13  Janus Weil  <janus@gcc.gnu.org>
 
        PR fortran/40995
index 2fee4658a0d5589408fcc72b15ae729d8144ddd6..2e12a146ae0a8d19dc642ff22c9b5810ea43c949 100644 (file)
@@ -968,8 +968,8 @@ done:
   else
     expr->ts.type = BT_UNKNOWN;
   
-  if (expr->ts.cl)
-    expr->ts.cl->length_from_typespec = seen_ts;
+  if (expr->ts.u.cl)
+    expr->ts.u.cl->length_from_typespec = seen_ts;
 
   expr->where = where;
   expr->rank = 1;
@@ -1588,25 +1588,25 @@ gfc_resolve_character_array_constructor (gfc_expr *expr)
   gcc_assert (expr->expr_type == EXPR_ARRAY);
   gcc_assert (expr->ts.type == BT_CHARACTER);
 
-  if (expr->ts.cl == NULL)
+  if (expr->ts.u.cl == NULL)
     {
       for (p = expr->value.constructor; p; p = p->next)
-       if (p->expr->ts.cl != NULL)
+       if (p->expr->ts.u.cl != NULL)
          {
            /* Ensure that if there is a char_len around that it is
               used; otherwise the middle-end confuses them!  */
-           expr->ts.cl = p->expr->ts.cl;
+           expr->ts.u.cl = p->expr->ts.u.cl;
            goto got_charlen;
          }
 
-      expr->ts.cl = gfc_new_charlen (gfc_current_ns);
+      expr->ts.u.cl = gfc_new_charlen (gfc_current_ns);
     }
 
 got_charlen:
 
   found_length = -1;
 
-  if (expr->ts.cl->length == NULL)
+  if (expr->ts.u.cl->length == NULL)
     {
       /* Check that all constant string elements have the same length until
         we reach the end or find a variable-length one.  */
@@ -1630,11 +1630,11 @@ got_charlen:
                - mpz_get_ui (ref->u.ss.start->value.integer) + 1;
              current_length = (int) j;
            }
-         else if (p->expr->ts.cl && p->expr->ts.cl->length
-                  && p->expr->ts.cl->length->expr_type == EXPR_CONSTANT)
+         else if (p->expr->ts.u.cl && p->expr->ts.u.cl->length
+                  && p->expr->ts.u.cl->length->expr_type == EXPR_CONSTANT)
            {
              long j;
-             j = mpz_get_si (p->expr->ts.cl->length->value.integer);
+             j = mpz_get_si (p->expr->ts.u.cl->length->value.integer);
              current_length = (int) j;
            }
          else
@@ -1658,18 +1658,18 @@ got_charlen:
       gcc_assert (found_length != -1);
 
       /* Update the character length of the array constructor.  */
-      expr->ts.cl->length = gfc_int_expr (found_length);
+      expr->ts.u.cl->length = gfc_int_expr (found_length);
     }
   else 
     {
       /* We've got a character length specified.  It should be an integer,
         otherwise an error is signalled elsewhere.  */
-      gcc_assert (expr->ts.cl->length);
+      gcc_assert (expr->ts.u.cl->length);
 
       /* If we've got a constant character length, pad according to this.
         gfc_extract_int does check for BT_INTEGER and EXPR_CONSTANT and sets
         max_length only if they pass.  */
-      gfc_extract_int (expr->ts.cl->length, &found_length);
+      gfc_extract_int (expr->ts.u.cl->length, &found_length);
 
       /* Now pad/truncate the elements accordingly to the specified character
         length.  This is ok inside this conditional, as in the case above
@@ -1683,16 +1683,16 @@ got_charlen:
              int current_length = -1;
              bool has_ts;
 
-             if (p->expr->ts.cl && p->expr->ts.cl->length)
+             if (p->expr->ts.u.cl && p->expr->ts.u.cl->length)
              {
-               cl = p->expr->ts.cl->length;
+               cl = p->expr->ts.u.cl->length;
                gfc_extract_int (cl, &current_length);
              }
 
              /* If gfc_extract_int above set current_length, we implicitly
                 know the type is BT_INTEGER and it's EXPR_CONSTANT.  */
 
-             has_ts = (expr->ts.cl && expr->ts.cl->length_from_typespec);
+             has_ts = (expr->ts.u.cl && expr->ts.u.cl->length_from_typespec);
 
              if (! cl
                  || (current_length != -1 && current_length < found_length))
index 779af2038e9cba8159de7c7c63ac4243627c5488..6e2ce4102251f085c0e89cc002c3302ab1a8c296 100644 (file)
@@ -410,20 +410,20 @@ gfc_check_same_strlen (const gfc_expr *a, const gfc_expr *b, const char *name)
    long len_a, len_b;
    len_a = len_b = -1;
 
-   if (a->ts.cl && a->ts.cl->length
-       && a->ts.cl->length->expr_type == EXPR_CONSTANT)
-     len_a = mpz_get_si (a->ts.cl->length->value.integer);
+   if (a->ts.u.cl && a->ts.u.cl->length
+       && a->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+     len_a = mpz_get_si (a->ts.u.cl->length->value.integer);
    else if (a->expr_type == EXPR_CONSTANT
-           && (a->ts.cl == NULL || a->ts.cl->length == NULL))
+           && (a->ts.u.cl == NULL || a->ts.u.cl->length == NULL))
      len_a = a->value.character.length;
    else
      return SUCCESS;
 
-   if (b->ts.cl && b->ts.cl->length
-       && b->ts.cl->length->expr_type == EXPR_CONSTANT)
-     len_b = mpz_get_si (b->ts.cl->length->value.integer);
+   if (b->ts.u.cl && b->ts.u.cl->length
+       && b->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+     len_b = mpz_get_si (b->ts.u.cl->length->value.integer);
    else if (b->expr_type == EXPR_CONSTANT
-           && (b->ts.cl == NULL || b->ts.cl->length == NULL))
+           && (b->ts.u.cl == NULL || b->ts.u.cl->length == NULL))
      len_b = b->value.character.length;
    else
      return SUCCESS;
@@ -1400,12 +1400,12 @@ gfc_check_ichar_iachar (gfc_expr *c, gfc_expr *kind)
        {
          /* Check that the argument is length one.  Non-constant lengths
             can't be checked here, so assume they are ok.  */
-         if (c->ts.cl && c->ts.cl->length)
+         if (c->ts.u.cl && c->ts.u.cl->length)
            {
              /* If we already have a length for this expression then use it.  */
-             if (c->ts.cl->length->expr_type != EXPR_CONSTANT)
+             if (c->ts.u.cl->length->expr_type != EXPR_CONSTANT)
                return SUCCESS;
-             i = mpz_get_si (c->ts.cl->length->value.integer);
+             i = mpz_get_si (c->ts.u.cl->length->value.integer);
            }
          else 
            return SUCCESS;
index 5829c7f9c672e083dd723a942a23c20e5bdf0887..6cddb3c7b71cd752ff9162a5a34a7404fa749b4e 100644 (file)
@@ -154,7 +154,7 @@ create_character_intializer (gfc_expr *init, gfc_typespec *ts,
   int len, start, end;
   gfc_char_t *dest;
            
-  gfc_extract_int (ts->cl->length, &len);
+  gfc_extract_int (ts->u.cl->length, &len);
 
   if (init == NULL)
     {
@@ -379,7 +379,7 @@ gfc_assign_data_value (gfc_expr *lvalue, gfc_expr *rvalue, mpz_t index)
              /* Setup the expression to hold the constructor.  */
              expr->expr_type = EXPR_STRUCTURE;
              expr->ts.type = BT_DERIVED;
-             expr->ts.derived = ref->u.c.sym;
+             expr->ts.u.derived = ref->u.c.sym;
            }
          else
            gcc_assert (expr->expr_type == EXPR_STRUCTURE);
@@ -417,7 +417,7 @@ gfc_assign_data_value (gfc_expr *lvalue, gfc_expr *rvalue, mpz_t index)
 
   if (ref || last_ts->type == BT_CHARACTER)
     {
-      if (lvalue->ts.cl->length == NULL && !(ref && ref->u.ss.length != NULL))
+      if (lvalue->ts.u.cl->length == NULL && !(ref && ref->u.ss.length != NULL))
        return FAILURE;
       expr = create_character_intializer (init, last_ts, ref, rvalue);
     }
@@ -569,7 +569,7 @@ gfc_assign_data_value_range (gfc_expr *lvalue, gfc_expr *rvalue,
              /* Setup the expression to hold the constructor.  */
              expr->expr_type = EXPR_STRUCTURE;
              expr->ts.type = BT_DERIVED;
-             expr->ts.derived = ref->u.c.sym;
+             expr->ts.u.derived = ref->u.c.sym;
            }
          else
            gcc_assert (expr->expr_type == EXPR_STRUCTURE);
@@ -716,7 +716,7 @@ formalize_structure_cons (gfc_expr *expr)
     return;
 
   head = tail = NULL;
-  for (order = expr->ts.derived->components; order; order = order->next)
+  for (order = expr->ts.u.derived->components; order; order = order->next)
     {
       /* Find the next component.  */
       last = NULL;
index abe2147b7a2cbe238d77211416ae95cdc2a365a4..b1c15176108119d21cc94977f368d314dc3c1bfb 100644 (file)
@@ -622,8 +622,8 @@ char_len_param_value (gfc_expr **expr)
              if (e->symtree->n.sym->ts.type == BT_UNKNOWN)
                goto syntax;
              if (e->symtree->n.sym->ts.type == BT_CHARACTER
-                 && e->symtree->n.sym->ts.cl
-                 && e->symtree->n.sym->ts.cl->length->ts.type == BT_UNKNOWN)
+                 && e->symtree->n.sym->ts.u.cl
+                 && e->symtree->n.sym->ts.u.cl->length->ts.type == BT_UNKNOWN)
                goto syntax;
            }
        }
@@ -938,7 +938,7 @@ verify_c_interop_param (gfc_symbol *sym)
                           "because derived type '%s' is not C interoperable",
                           sym->name, &(sym->declared_at),
                           sym->ns->proc_name->name, 
-                          sym->ts.derived->name);
+                          sym->ts.u.derived->name);
              else
                gfc_warning ("Variable '%s' at %L is a parameter to the "
                             "BIND(C) procedure '%s' but may not be C "
@@ -951,7 +951,7 @@ verify_c_interop_param (gfc_symbol *sym)
              length of 1.  */
           if (sym->ts.type == BT_CHARACTER)
            {
-             gfc_charlen *cl = sym->ts.cl;
+             gfc_charlen *cl = sym->ts.u.cl;
              if (!cl || !cl->length || cl->length->expr_type != EXPR_CONSTANT
                   || mpz_cmp_si (cl->length->value.integer, 1) != 0)
                {
@@ -1045,7 +1045,7 @@ build_sym (const char *name, gfc_charlen *cl,
     return FAILURE;
 
   if (sym->ts.type == BT_CHARACTER)
-    sym->ts.cl = cl;
+    sym->ts.u.cl = cl;
 
   /* Add dimension attribute if present.  */
   if (gfc_set_array_spec (sym, *as, var_locus) == FAILURE)
@@ -1253,42 +1253,42 @@ add_init_expr_to_sym (const char *name, gfc_expr **initp, locus *var_locus)
          && gfc_check_assign_symbol (sym, init) == FAILURE)
        return FAILURE;
 
-      if (sym->ts.type == BT_CHARACTER && sym->ts.cl
+      if (sym->ts.type == BT_CHARACTER && sym->ts.u.cl
            && init->ts.type == BT_CHARACTER)
        {
          /* Update symbol character length according initializer.  */
          if (gfc_check_assign_symbol (sym, init) == FAILURE)
            return FAILURE;
 
-         if (sym->ts.cl->length == NULL)
+         if (sym->ts.u.cl->length == NULL)
            {
              int clen;
              /* If there are multiple CHARACTER variables declared on the
                 same line, we don't want them to share the same length.  */
-             sym->ts.cl = gfc_new_charlen (gfc_current_ns);
+             sym->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
              if (sym->attr.flavor == FL_PARAMETER)
                {
                  if (init->expr_type == EXPR_CONSTANT)
                    {
                      clen = init->value.character.length;
-                     sym->ts.cl->length = gfc_int_expr (clen);
+                     sym->ts.u.cl->length = gfc_int_expr (clen);
                    }
                  else if (init->expr_type == EXPR_ARRAY)
                    {
                      gfc_expr *p = init->value.constructor->expr;
                      clen = p->value.character.length;
-                     sym->ts.cl->length = gfc_int_expr (clen);
+                     sym->ts.u.cl->length = gfc_int_expr (clen);
                    }
-                 else if (init->ts.cl && init->ts.cl->length)
-                   sym->ts.cl->length =
-                               gfc_copy_expr (sym->value->ts.cl->length);
+                 else if (init->ts.u.cl && init->ts.u.cl->length)
+                   sym->ts.u.cl->length =
+                               gfc_copy_expr (sym->value->ts.u.cl->length);
                }
            }
          /* Update initializer character length according symbol.  */
-         else if (sym->ts.cl->length->expr_type == EXPR_CONSTANT)
+         else if (sym->ts.u.cl->length->expr_type == EXPR_CONSTANT)
            {
-             int len = mpz_get_si (sym->ts.cl->length->value.integer);
+             int len = mpz_get_si (sym->ts.u.cl->length->value.integer);
              gfc_constructor * p;
 
              if (init->expr_type == EXPR_CONSTANT)
@@ -1297,8 +1297,8 @@ add_init_expr_to_sym (const char *name, gfc_expr **initp, locus *var_locus)
                {
                  /* Build a new charlen to prevent simplification from
                     deleting the length before it is resolved.  */
-                 init->ts.cl = gfc_new_charlen (gfc_current_ns);
-                 init->ts.cl->length = gfc_copy_expr (sym->ts.cl->length);
+                 init->ts.u.cl = gfc_new_charlen (gfc_current_ns);
+                 init->ts.u.cl->length = gfc_copy_expr (sym->ts.u.cl->length);
 
                  for (p = init->value.constructor; p; p = p->next)
                    gfc_set_constant_character_len (len, p->expr, -1);
@@ -1389,7 +1389,7 @@ build_struct (const char *name, gfc_charlen *cl, gfc_expr **init,
   /* If the current symbol is of the same derived type that we're
      constructing, it must have the pointer attribute.  */
   if (current_ts.type == BT_DERIVED
-      && current_ts.derived == gfc_current_block ()
+      && current_ts.u.derived == gfc_current_block ()
       && current_attr.pointer == 0)
     {
       gfc_error ("Component at %C must have the POINTER attribute");
@@ -1410,7 +1410,8 @@ build_struct (const char *name, gfc_charlen *cl, gfc_expr **init,
     return FAILURE;
 
   c->ts = current_ts;
-  c->ts.cl = cl;
+  if (c->ts.type == BT_CHARACTER)
+    c->ts.u.cl = cl;
   c->attr = current_attr;
 
   c->initializer = *init;
@@ -1423,27 +1424,27 @@ build_struct (const char *name, gfc_charlen *cl, gfc_expr **init,
 
   /* Should this ever get more complicated, combine with similar section
      in add_init_expr_to_sym into a separate function.  */
-  if (c->ts.type == BT_CHARACTER && !c->attr.pointer && c->initializer && c->ts.cl
-      && c->ts.cl->length && c->ts.cl->length->expr_type == EXPR_CONSTANT)
+  if (c->ts.type == BT_CHARACTER && !c->attr.pointer && c->initializer && c->ts.u.cl
+      && c->ts.u.cl->length && c->ts.u.cl->length->expr_type == EXPR_CONSTANT)
     {
       int len;
 
-      gcc_assert (c->ts.cl && c->ts.cl->length);
-      gcc_assert (c->ts.cl->length->expr_type == EXPR_CONSTANT);
-      gcc_assert (c->ts.cl->length->ts.type == BT_INTEGER);
+      gcc_assert (c->ts.u.cl && c->ts.u.cl->length);
+      gcc_assert (c->ts.u.cl->length->expr_type == EXPR_CONSTANT);
+      gcc_assert (c->ts.u.cl->length->ts.type == BT_INTEGER);
 
-      len = mpz_get_si (c->ts.cl->length->value.integer);
+      len = mpz_get_si (c->ts.u.cl->length->value.integer);
 
       if (c->initializer->expr_type == EXPR_CONSTANT)
        gfc_set_constant_character_len (len, c->initializer, -1);
-      else if (mpz_cmp (c->ts.cl->length->value.integer,
-                       c->initializer->ts.cl->length->value.integer))
+      else if (mpz_cmp (c->ts.u.cl->length->value.integer,
+                       c->initializer->ts.u.cl->length->value.integer))
        {
          bool has_ts;
          gfc_constructor *ctor = c->initializer->value.constructor;
 
-         has_ts = (c->initializer->ts.cl
-                   && c->initializer->ts.cl->length_from_typespec);
+         has_ts = (c->initializer->ts.u.cl
+                   && c->initializer->ts.u.cl->length_from_typespec);
 
          if (ctor)
            {
@@ -1609,14 +1610,14 @@ variable_decl (int elem)
           element.  Also copy assumed lengths.  */
        case MATCH_NO:
          if (elem > 1
-             && (current_ts.cl->length == NULL
-                 || current_ts.cl->length->expr_type != EXPR_CONSTANT))
+             && (current_ts.u.cl->length == NULL
+                 || current_ts.u.cl->length->expr_type != EXPR_CONSTANT))
            {
              cl = gfc_new_charlen (gfc_current_ns);
-             cl->length = gfc_copy_expr (current_ts.cl->length);
+             cl->length = gfc_copy_expr (current_ts.u.cl->length);
            }
          else
-           cl = current_ts.cl;
+           cl = current_ts.u.cl;
 
          break;
 
@@ -1634,8 +1635,8 @@ variable_decl (int elem)
        {
          sym->ts.type = current_ts.type;
          sym->ts.kind = current_ts.kind;
-         sym->ts.cl = cl;
-         sym->ts.derived = current_ts.derived;
+         sym->ts.u.cl = cl;
+         sym->ts.u.derived = current_ts.u.derived;
          sym->ts.is_c_interop = current_ts.is_c_interop;
          sym->ts.is_iso_c = current_ts.is_iso_c;
          m = MATCH_YES;
@@ -1707,13 +1708,13 @@ variable_decl (int elem)
   if (current_ts.type == BT_DERIVED
       && gfc_current_ns->proc_name
       && gfc_current_ns->proc_name->attr.if_source == IFSRC_IFBODY
-      && current_ts.derived->ns != gfc_current_ns)
+      && current_ts.u.derived->ns != gfc_current_ns)
     {
       gfc_symtree *st;
-      st = gfc_find_symtree (gfc_current_ns->sym_root, current_ts.derived->name);
-      if (!(current_ts.derived->attr.imported
+      st = gfc_find_symtree (gfc_current_ns->sym_root, current_ts.u.derived->name);
+      if (!(current_ts.u.derived->attr.imported
                && st != NULL
-               && st->n.sym == current_ts.derived)
+               && st->n.sym == current_ts.u.derived)
            && !gfc_current_ns->has_import_set)
        {
            gfc_error ("the type of '%s' at %C has not been declared within the "
@@ -2241,7 +2242,7 @@ done:
   else
     cl->length = len;
 
-  ts->cl = cl;
+  ts->u.cl = cl;
   ts->kind = kind == 0 ? gfc_default_character_kind : kind;
 
   /* We have to know if it was a c interoperable kind so we can
@@ -2387,10 +2388,10 @@ gfc_match_type_spec (gfc_typespec *ts, int implicit_flag)
      found, add it to the typespec.  */  
   if (gfc_matching_function)
     {
-      ts->derived = NULL;
+      ts->u.derived = NULL;
       if (gfc_current_state () != COMP_INTERFACE
            && !gfc_find_symbol (name, NULL, 1, &sym) && sym)
-       ts->derived = sym;
+       ts->u.derived = sym;
       return MATCH_YES;
     }
 
@@ -2423,7 +2424,7 @@ gfc_match_type_spec (gfc_typespec *ts, int implicit_flag)
     return MATCH_ERROR;
 
   gfc_set_sym_referenced (sym);
-  ts->derived = sym;
+  ts->u.derived = sym;
 
   return MATCH_YES;
 
@@ -2614,11 +2615,11 @@ gfc_match_implicit (void)
          if ((c == '\n') || (c == ','))
            {
              /* Check for CHARACTER with no length parameter.  */
-             if (ts.type == BT_CHARACTER && !ts.cl)
+             if (ts.type == BT_CHARACTER && !ts.u.cl)
                {
                  ts.kind = gfc_default_character_kind;
-                 ts.cl = gfc_new_charlen (gfc_current_ns);
-                 ts.cl->length = gfc_int_expr (1);
+                 ts.u.cl = gfc_new_charlen (gfc_current_ns);
+                 ts.u.cl->length = gfc_int_expr (1);
                }
 
              /* Record the Successful match.  */
@@ -3330,8 +3331,8 @@ set_com_block_bind_c (gfc_common_head *com_block, int is_bind_c)
 gfc_try
 verify_c_interop (gfc_typespec *ts)
 {
-  if (ts->type == BT_DERIVED && ts->derived != NULL)
-    return (ts->derived->ts.is_c_interop ? SUCCESS : FAILURE);
+  if (ts->type == BT_DERIVED && ts->u.derived != NULL)
+    return (ts->u.derived->ts.is_c_interop ? SUCCESS : FAILURE);
   else if (ts->is_c_interop != 1)
     return FAILURE;
   
@@ -3473,9 +3474,9 @@ verify_bind_c_sym (gfc_symbol *tmp_sym, gfc_typespec *ts,
 
       /* BIND(C) functions can not return a character string.  */
       if (bind_c_function && tmp_sym->ts.type == BT_CHARACTER)
-       if (tmp_sym->ts.cl == NULL || tmp_sym->ts.cl->length == NULL
-           || tmp_sym->ts.cl->length->expr_type != EXPR_CONSTANT
-           || mpz_cmp_si (tmp_sym->ts.cl->length->value.integer, 1) != 0)
+       if (tmp_sym->ts.u.cl == NULL || tmp_sym->ts.u.cl->length == NULL
+           || tmp_sym->ts.u.cl->length->expr_type != EXPR_CONSTANT
+           || mpz_cmp_si (tmp_sym->ts.u.cl->length->value.integer, 1) != 0)
          gfc_error ("Return type of BIND(C) function '%s' at %L cannot "
                         "be a character string", tmp_sym->name,
                         &(tmp_sym->declared_at));
@@ -3679,7 +3680,7 @@ gfc_match_data_decl (void)
 
   if (current_ts.type == BT_DERIVED && gfc_current_state () != COMP_DERIVED)
     {
-      sym = gfc_use_derived (current_ts.derived);
+      sym = gfc_use_derived (current_ts.u.derived);
 
       if (sym == NULL)
        {
@@ -3687,7 +3688,7 @@ gfc_match_data_decl (void)
          goto cleanup;
        }
 
-      current_ts.derived = sym;
+      current_ts.u.derived = sym;
     }
 
   m = match_attr_spec ();
@@ -3697,21 +3698,21 @@ gfc_match_data_decl (void)
       goto cleanup;
     }
 
-  if (current_ts.type == BT_DERIVED && current_ts.derived->components == NULL
-      && !current_ts.derived->attr.zero_comp)
+  if (current_ts.type == BT_DERIVED && current_ts.u.derived->components == NULL
+      && !current_ts.u.derived->attr.zero_comp)
     {
 
       if (current_attr.pointer && gfc_current_state () == COMP_DERIVED)
        goto ok;
 
-      gfc_find_symbol (current_ts.derived->name,
-                      current_ts.derived->ns->parent, 1, &sym);
+      gfc_find_symbol (current_ts.u.derived->name,
+                      current_ts.u.derived->ns->parent, 1, &sym);
 
       /* Any symbol that we find had better be a type definition
         which has its components defined.  */
       if (sym != NULL && sym->attr.flavor == FL_DERIVED
-         && (current_ts.derived->components != NULL
-             || current_ts.derived->attr.zero_comp))
+         && (current_ts.u.derived->components != NULL
+             || current_ts.u.derived->attr.zero_comp))
        goto ok;
 
       /* Now we have an error, which we signal, and then fix up
@@ -6202,30 +6203,30 @@ do_parm (void)
     }
 
   if (sym->ts.type == BT_CHARACTER
-      && sym->ts.cl != NULL
-      && sym->ts.cl->length != NULL
-      && sym->ts.cl->length->expr_type == EXPR_CONSTANT
+      && sym->ts.u.cl != NULL
+      && sym->ts.u.cl->length != NULL
+      && sym->ts.u.cl->length->expr_type == EXPR_CONSTANT
       && init->expr_type == EXPR_CONSTANT
       && init->ts.type == BT_CHARACTER)
     gfc_set_constant_character_len (
-      mpz_get_si (sym->ts.cl->length->value.integer), init, -1);
-  else if (sym->ts.type == BT_CHARACTER && sym->ts.cl != NULL
-          && sym->ts.cl->length == NULL)
+      mpz_get_si (sym->ts.u.cl->length->value.integer), init, -1);
+  else if (sym->ts.type == BT_CHARACTER && sym->ts.u.cl != NULL
+          && sym->ts.u.cl->length == NULL)
        {
          int clen;
          if (init->expr_type == EXPR_CONSTANT)
            {
              clen = init->value.character.length;
-             sym->ts.cl->length = gfc_int_expr (clen);
+             sym->ts.u.cl->length = gfc_int_expr (clen);
            }
          else if (init->expr_type == EXPR_ARRAY)
            {
              gfc_expr *p = init->value.constructor->expr;
              clen = p->value.character.length;
-             sym->ts.cl->length = gfc_int_expr (clen);
+             sym->ts.u.cl->length = gfc_int_expr (clen);
            }
-         else if (init->ts.cl && init->ts.cl->length)
-           sym->ts.cl->length = gfc_copy_expr (sym->value->ts.cl->length);
+         else if (init->ts.u.cl && init->ts.u.cl->length)
+           sym->ts.u.cl->length = gfc_copy_expr (sym->value->ts.u.cl->length);
        }
 
   sym->value = init;
@@ -6762,7 +6763,7 @@ gfc_match_derived_decl (void)
       gfc_set_sym_referenced (extended);
 
       p->ts.type = BT_DERIVED;
-      p->ts.derived = extended;
+      p->ts.u.derived = extended;
       p->initializer = gfc_default_initializer (&p->ts);
 
       /* Provide the links between the extended type and its extension.  */
index 2a411d48ad7a93ee082aabcb431fdd9dd66e3576..5802cdc8a7caf40362962de24dad231fd0dbd7d7 100644 (file)
@@ -85,11 +85,11 @@ show_typespec (gfc_typespec *ts)
   switch (ts->type)
     {
     case BT_DERIVED:
-      fprintf (dumpfile, "%s", ts->derived->name);
+      fprintf (dumpfile, "%s", ts->u.derived->name);
       break;
 
     case BT_CHARACTER:
-      show_expr (ts->cl->length);
+      show_expr (ts->u.cl->length);
       break;
 
     default:
@@ -354,7 +354,7 @@ show_expr (gfc_expr *p)
       break;
 
     case EXPR_STRUCTURE:
-      fprintf (dumpfile, "%s(", p->ts.derived->name);
+      fprintf (dumpfile, "%s(", p->ts.u.derived->name);
       show_constructor (p->value.constructor);
       fputc (')', dumpfile);
       break;
index b8d54e7dea17c61af80b33d3333d5bc844b31c11..85c0cea644c04da04be64ebc2485afe7066e4898 100644 (file)
@@ -1504,14 +1504,14 @@ simplify_const_ref (gfc_expr *p)
                      else
                        string_len = 0;
 
-                     if (!p->ts.cl)
+                     if (!p->ts.u.cl)
                        {
-                         p->ts.cl = gfc_get_charlen ();
-                         p->ts.cl->next = NULL;
-                         p->ts.cl->length = NULL;
+                         p->ts.u.cl = gfc_get_charlen ();
+                         p->ts.u.cl->next = NULL;
+                         p->ts.u.cl->length = NULL;
                        }
-                     gfc_free_expr (p->ts.cl->length);
-                     p->ts.cl->length = gfc_int_expr (string_len);
+                     gfc_free_expr (p->ts.u.cl->length);
+                     p->ts.u.cl->length = gfc_int_expr (string_len);
                    }
                }
              gfc_free_ref_list (p->ref);
@@ -1681,8 +1681,8 @@ gfc_simplify_expr (gfc_expr *p, int type)
          gfc_free (p->value.character.string);
          p->value.character.string = s;
          p->value.character.length = end - start;
-         p->ts.cl = gfc_new_charlen (gfc_current_ns);
-         p->ts.cl->length = gfc_int_expr (p->value.character.length);
+         p->ts.u.cl = gfc_new_charlen (gfc_current_ns);
+         p->ts.u.cl->length = gfc_int_expr (p->value.character.length);
          gfc_free_ref_list (p->ref);
          p->ref = NULL;
          p->expr_type = EXPR_CONSTANT;
@@ -2102,7 +2102,7 @@ check_inquiry (gfc_expr *e, int not_restricted)
           with LEN, as required by the standard.  */
        if (i == 5 && not_restricted
            && ap->expr->symtree->n.sym->ts.type == BT_CHARACTER
-           && ap->expr->symtree->n.sym->ts.cl->length == NULL)
+           && ap->expr->symtree->n.sym->ts.u.cl->length == NULL)
          {
            gfc_error ("Assumed character length variable '%s' in constant "
                       "expression at %L", e->symtree->n.sym->name, &e->where);
@@ -3337,7 +3337,7 @@ gfc_default_initializer (gfc_typespec *ts)
   gfc_component *c;
 
   /* See if we have a default initializer.  */
-  for (c = ts->derived->components; c; c = c->next)
+  for (c = ts->u.derived->components; c; c = c->next)
     if (c->initializer || c->attr.allocatable)
       break;
 
@@ -3348,10 +3348,10 @@ gfc_default_initializer (gfc_typespec *ts)
   init = gfc_get_expr ();
   init->expr_type = EXPR_STRUCTURE;
   init->ts = *ts;
-  init->where = ts->derived->declared_at;
+  init->where = ts->u.derived->declared_at;
 
   tail = NULL;
-  for (c = ts->derived->components; c; c = c->next)
+  for (c = ts->u.derived->components; c; c = c->next)
     {
       if (tail == NULL)
        init->value.constructor = tail = gfc_get_constructor ();
@@ -3421,10 +3421,10 @@ gfc_traverse_expr (gfc_expr *expr, gfc_symbol *sym,
     return true;
 
   if (expr->ts.type == BT_CHARACTER
-       && expr->ts.cl
-       && expr->ts.cl->length
-       && expr->ts.cl->length->expr_type != EXPR_CONSTANT
-       && gfc_traverse_expr (expr->ts.cl->length, sym, func, f))
+       && expr->ts.u.cl
+       && expr->ts.u.cl->length
+       && expr->ts.u.cl->length->expr_type != EXPR_CONSTANT
+       && gfc_traverse_expr (expr->ts.u.cl->length, sym, func, f))
     return true;
 
   switch (expr->expr_type)
@@ -3502,11 +3502,11 @@ gfc_traverse_expr (gfc_expr *expr, gfc_symbol *sym,
 
        case REF_COMPONENT:
          if (ref->u.c.component->ts.type == BT_CHARACTER
-               && ref->u.c.component->ts.cl
-               && ref->u.c.component->ts.cl->length
-               && ref->u.c.component->ts.cl->length->expr_type
+               && ref->u.c.component->ts.u.cl
+               && ref->u.c.component->ts.u.cl->length
+               && ref->u.c.component->ts.u.cl->length->expr_type
                     != EXPR_CONSTANT
-               && gfc_traverse_expr (ref->u.c.component->ts.cl->length,
+               && gfc_traverse_expr (ref->u.c.component->ts.u.cl->length,
                                      sym, func, f))
            return true;
 
index cb456bc5976f84b960c0e69a449096b637e9834e..17a0a5320722b4cf90da27d8340daa080359859c 100644 (file)
@@ -833,13 +833,19 @@ gfc_charlen;
 
 #define gfc_get_charlen() XCNEW (gfc_charlen)
 
-/* Type specification structure.  FIXME: derived and cl could be union???  */
+/* Type specification structure.  */
 typedef struct
 {
   bt type;
   int kind;
-  struct gfc_symbol *derived;
-  gfc_charlen *cl;     /* For character types only.  */
+
+  union
+  {
+    struct gfc_symbol *derived;        /* For derived types only.  */
+    gfc_charlen *cl;           /* For character types only.  */
+  }
+  u;
+
   struct gfc_symbol *interface;        /* For PROCEDURE declarations.  */
   unsigned int is_class:1;
   int is_c_interop;
index daa46d88619ac0d91eb817a3e025de60408d8735..60096e208284d41ddddc72f58921ed10ba7fd903 100644 (file)
@@ -410,17 +410,17 @@ gfc_compare_derived_types (gfc_symbol *derived1, gfc_symbol *derived2)
 
       /* Make sure that link lists do not put this function into an 
         endless recursive loop!  */
-      if (!(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived)
-           && !(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived)
+      if (!(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived)
+           && !(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived)
            && gfc_compare_types (&dt1->ts, &dt2->ts) == 0)
        return 0;
 
-      else if ((dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived)
-               && !(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived))
+      else if ((dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived)
+               && !(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived))
        return 0;
 
-      else if (!(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived)
-               && (dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.derived))
+      else if (!(dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived)
+               && (dt1->ts.type == BT_DERIVED && derived1 == dt1->ts.u.derived))
        return 0;
 
       dt1 = dt1->next;
@@ -454,10 +454,10 @@ gfc_compare_types (gfc_typespec *ts1, gfc_typespec *ts2)
     return (ts1->kind == ts2->kind);
 
   /* Compare derived types.  */
-  if (ts1->derived == ts2->derived)
+  if (ts1->u.derived == ts2->u.derived)
     return 1;
 
-  return gfc_compare_derived_types (ts1->derived ,ts2->derived);
+  return gfc_compare_derived_types (ts1->u.derived ,ts2->u.derived);
 }
 
 
@@ -1386,9 +1386,9 @@ compare_parameter (gfc_symbol *formal, gfc_expr *actual,
     return 1;
 
   if (formal->ts.type == BT_DERIVED
-      && formal->ts.derived && formal->ts.derived->ts.is_iso_c
+      && formal->ts.u.derived && formal->ts.u.derived->ts.is_iso_c
       && actual->ts.type == BT_DERIVED
-      && actual->ts.derived && actual->ts.derived->ts.is_iso_c)
+      && actual->ts.u.derived && actual->ts.u.derived->ts.is_iso_c)
     return 1;
 
   if (actual->ts.type == BT_PROCEDURE)
@@ -1551,9 +1551,9 @@ get_sym_storage_size (gfc_symbol *sym)
 
   if (sym->ts.type == BT_CHARACTER)
     {
-      if (sym->ts.cl && sym->ts.cl->length
-          && sym->ts.cl->length->expr_type == EXPR_CONSTANT)
-       strlen = mpz_get_ui (sym->ts.cl->length->value.integer);
+      if (sym->ts.u.cl && sym->ts.u.cl->length
+          && sym->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+       strlen = mpz_get_ui (sym->ts.u.cl->length->value.integer);
       else
        return 0;
     }
@@ -1599,11 +1599,11 @@ get_expr_storage_size (gfc_expr *e)
   
   if (e->ts.type == BT_CHARACTER)
     {
-      if (e->ts.cl && e->ts.cl->length
-          && e->ts.cl->length->expr_type == EXPR_CONSTANT)
-       strlen = mpz_get_si (e->ts.cl->length->value.integer);
+      if (e->ts.u.cl && e->ts.u.cl->length
+          && e->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+       strlen = mpz_get_si (e->ts.u.cl->length->value.integer);
       else if (e->expr_type == EXPR_CONSTANT
-              && (e->ts.cl == NULL || e->ts.cl->length == NULL))
+              && (e->ts.u.cl == NULL || e->ts.u.cl->length == NULL))
        strlen = e->value.character.length;
       else
        return 0;
@@ -1869,28 +1869,28 @@ compare_actual_formal (gfc_actual_arglist **ap, gfc_formal_arglist *formal,
         and assumed-shape dummies, the string length needs to match
         exactly.  */
       if (a->expr->ts.type == BT_CHARACTER
-          && a->expr->ts.cl && a->expr->ts.cl->length
-          && a->expr->ts.cl->length->expr_type == EXPR_CONSTANT
-          && f->sym->ts.cl && f->sym->ts.cl && f->sym->ts.cl->length
-          && f->sym->ts.cl->length->expr_type == EXPR_CONSTANT
+          && a->expr->ts.u.cl && a->expr->ts.u.cl->length
+          && a->expr->ts.u.cl->length->expr_type == EXPR_CONSTANT
+          && f->sym->ts.u.cl && f->sym->ts.u.cl && f->sym->ts.u.cl->length
+          && f->sym->ts.u.cl->length->expr_type == EXPR_CONSTANT
           && (f->sym->attr.pointer || f->sym->attr.allocatable
               || (f->sym->as && f->sym->as->type == AS_ASSUMED_SHAPE))
-          && (mpz_cmp (a->expr->ts.cl->length->value.integer,
-                       f->sym->ts.cl->length->value.integer) != 0))
+          && (mpz_cmp (a->expr->ts.u.cl->length->value.integer,
+                       f->sym->ts.u.cl->length->value.integer) != 0))
         {
           if (where && (f->sym->attr.pointer || f->sym->attr.allocatable))
             gfc_warning ("Character length mismatch (%ld/%ld) between actual "
                          "argument and pointer or allocatable dummy argument "
                          "'%s' at %L",
-                         mpz_get_si (a->expr->ts.cl->length->value.integer),
-                         mpz_get_si (f->sym->ts.cl->length->value.integer),
+                         mpz_get_si (a->expr->ts.u.cl->length->value.integer),
+                         mpz_get_si (f->sym->ts.u.cl->length->value.integer),
                          f->sym->name, &a->expr->where);
           else if (where)
             gfc_warning ("Character length mismatch (%ld/%ld) between actual "
                          "argument and assumed-shape dummy argument '%s' "
                          "at %L",
-                         mpz_get_si (a->expr->ts.cl->length->value.integer),
-                         mpz_get_si (f->sym->ts.cl->length->value.integer),
+                         mpz_get_si (a->expr->ts.u.cl->length->value.integer),
+                         mpz_get_si (f->sym->ts.u.cl->length->value.integer),
                          f->sym->name, &a->expr->where);
           return 0;
         }
index 5bb24a42a21446b1d882236c5938f15ff0da39ee..1c180eb27b896ae6a62f9fcb8f926f40fe472cc1 100644 (file)
@@ -62,16 +62,16 @@ gfc_get_string (const char *format, ...)
 static void
 check_charlen_present (gfc_expr *source)
 {
-  if (source->ts.cl == NULL)
-    source->ts.cl = gfc_new_charlen (gfc_current_ns);
+  if (source->ts.u.cl == NULL)
+    source->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
   if (source->expr_type == EXPR_CONSTANT)
     {
-      source->ts.cl->length = gfc_int_expr (source->value.character.length);
+      source->ts.u.cl->length = gfc_int_expr (source->value.character.length);
       source->rank = 0;
     }
   else if (source->expr_type == EXPR_ARRAY)
-    source->ts.cl->length =
+    source->ts.u.cl->length =
        gfc_int_expr (source->value.constructor->expr->value.character.length);
 }
 
@@ -161,8 +161,8 @@ gfc_resolve_char_achar (gfc_expr *f, gfc_expr *x, gfc_expr *kind,
   f->ts.type = BT_CHARACTER;
   f->ts.kind = (kind == NULL)
             ? gfc_default_character_kind : mpz_get_si (kind->value.integer);
-  f->ts.cl = gfc_new_charlen (gfc_current_ns);
-  f->ts.cl->length = gfc_int_expr (1);
+  f->ts.u.cl = gfc_new_charlen (gfc_current_ns);
+  f->ts.u.cl->length = gfc_int_expr (1);
 
   f->value.function.name = gfc_get_string (name, f->ts.kind,
                                           gfc_type_letter (x->ts.type),
@@ -651,8 +651,8 @@ gfc_resolve_ctime (gfc_expr *f, gfc_expr *time)
     {
       ts.type = BT_INTEGER;
       ts.kind = 8;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (time, &ts, 2);
     }
 
@@ -1058,8 +1058,8 @@ gfc_resolve_index_func (gfc_expr *f, gfc_expr *str,
     {
       ts.type = BT_LOGICAL;
       ts.kind = gfc_default_integer_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (back, &ts, 2);
     }
 
@@ -1125,8 +1125,8 @@ gfc_resolve_isatty (gfc_expr *f, gfc_expr *u)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -2175,8 +2175,8 @@ gfc_resolve_fgetc (gfc_expr *f, gfc_expr *u, gfc_expr *c ATTRIBUTE_UNUSED)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -2205,8 +2205,8 @@ gfc_resolve_fputc (gfc_expr *f, gfc_expr *u, gfc_expr *c ATTRIBUTE_UNUSED)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -2235,8 +2235,8 @@ gfc_resolve_ftell (gfc_expr *f, gfc_expr *u)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -2341,16 +2341,16 @@ gfc_resolve_transfer (gfc_expr *f, gfc_expr *source ATTRIBUTE_UNUSED,
   static char transfer0[] = "__transfer0", transfer1[] = "__transfer1";
 
   if (mold->ts.type == BT_CHARACTER
-       && !mold->ts.cl->length
+       && !mold->ts.u.cl->length
        && gfc_is_constant_expr (mold))
     {
       int len;
       if (mold->expr_type == EXPR_CONSTANT)
-       mold->ts.cl->length = gfc_int_expr (mold->value.character.length);
+       mold->ts.u.cl->length = gfc_int_expr (mold->value.character.length);
       else
        {
          len = mold->value.constructor->expr->value.character.length;
-         mold->ts.cl->length = gfc_int_expr (len);
+         mold->ts.u.cl->length = gfc_int_expr (len);
        }
     }
 
@@ -2498,8 +2498,8 @@ gfc_resolve_ttynam (gfc_expr *f, gfc_expr *unit)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (unit, &ts, 2);
     }
 
@@ -3077,8 +3077,8 @@ gfc_resolve_ctime_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = 8;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (c->ext.actual->expr, &ts, 2);
     }
 
@@ -3180,8 +3180,8 @@ gfc_resolve_fgetc_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -3225,8 +3225,8 @@ gfc_resolve_fputc_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (u, &ts, 2);
     }
 
@@ -3274,8 +3274,8 @@ gfc_resolve_fseek_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (unit, &ts, 2);
     }
 
@@ -3283,8 +3283,8 @@ gfc_resolve_fseek_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_intio_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (offset, &ts, 2);
     }
 
@@ -3292,8 +3292,8 @@ gfc_resolve_fseek_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (whence, &ts, 2);
     }
 
@@ -3316,8 +3316,8 @@ gfc_resolve_ftell_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (unit, &ts, 2);
     }
 
@@ -3336,8 +3336,8 @@ gfc_resolve_ttynam_sub (gfc_code *c)
     {
       ts.type = BT_INTEGER;
       ts.kind = gfc_c_int_kind;
-      ts.derived = NULL;
-      ts.cl = NULL;
+      ts.u.derived = NULL;
+      ts.u.cl = NULL;
       gfc_convert_type (c->ext.actual->expr, &ts, 2);
     }
 
index b9b9d54d44ee71b29211f1a3db27315937292f8e..3c6ef49ed2b620e5779665aa7e9f9d091f617025 100644 (file)
@@ -2264,7 +2264,7 @@ gfc_match_allocate (void)
        }
 
       if (tail->expr->ts.type == BT_DERIVED)
-       tail->expr->ts.derived = gfc_use_derived (tail->expr->ts.derived);
+       tail->expr->ts.u.derived = gfc_use_derived (tail->expr->ts.u.derived);
 
       /* FIXME: disable the checking on derived types and arrays.  */
       if (!(tail->expr->ref
@@ -3214,7 +3214,7 @@ gfc_match_namelist (void)
              gfc_error_check ();
            }
 
-         if (sym->ts.type == BT_CHARACTER && sym->ts.cl->length == NULL)
+         if (sym->ts.type == BT_CHARACTER && sym->ts.u.cl->length == NULL)
            {
              gfc_error ("Assumed character length '%s' in namelist '%s' at "
                         "%C is not allowed", sym->name, group_name->name);
index 7e4b481e59f56585c9425b530dfc3aa652d2489a..f80c9fa6af7d708eeada2c3ef3252414c588e5dd 100644 (file)
@@ -67,9 +67,9 @@ void
 gfc_clear_ts (gfc_typespec *ts)
 {
   ts->type = BT_UNKNOWN;
-  ts->derived = NULL;
+  ts->u.derived = NULL;
   ts->kind = 0;
-  ts->cl = NULL;
+  ts->u.cl = NULL;
   ts->interface = NULL;
   ts->is_class = 0;
   /* flag that says if the type is C interoperable */
@@ -184,7 +184,7 @@ gfc_typename (gfc_typespec *ts)
       sprintf (buffer, "HOLLERITH");
       break;
     case BT_DERIVED:
-      sprintf (buffer, "TYPE(%s)", ts->derived->name);
+      sprintf (buffer, "TYPE(%s)", ts->u.derived->name);
       break;
     case BT_PROCEDURE:
       strcpy (buffer, "PROCEDURE");
index 5d64fd1e9809cf9e87ac2b855e5145765c7537ac..fe05dff8299766e5d01b3eea7519e869919b7368 100644 (file)
@@ -2038,7 +2038,7 @@ mio_typespec (gfc_typespec *ts)
   if (ts->type != BT_DERIVED)
     mio_integer (&ts->kind);
   else
-    mio_symbol_ref (&ts->derived);
+    mio_symbol_ref (&ts->u.derived);
 
   /* Add info for C interop and is_iso_c.  */
   mio_integer (&ts->is_c_interop);
@@ -2054,12 +2054,12 @@ mio_typespec (gfc_typespec *ts)
 
   if (ts->type != BT_CHARACTER)
     {
-      /* ts->cl is only valid for BT_CHARACTER.  */
+      /* ts->u.cl is only valid for BT_CHARACTER.  */
       mio_lparen ();
       mio_rparen ();
     }
   else
-    mio_charlen (&ts->cl);
+    mio_charlen (&ts->u.cl);
 
   mio_rparen ();
 }
index 320fb65c97ce9434b80d47469ed8995fc89c4dee..d60121c59291314b588ed4e734751ddeccf62b19 100644 (file)
@@ -873,7 +873,7 @@ resolve_omp_clauses (gfc_code *code)
                if (!n->sym->attr.threadprivate)
                  gfc_error ("Non-THREADPRIVATE object '%s' in COPYIN clause"
                             " at %L", n->sym->name, &code->loc);
-               if (n->sym->ts.type == BT_DERIVED && n->sym->ts.derived->attr.alloc_comp)
+               if (n->sym->ts.type == BT_DERIVED && n->sym->ts.u.derived->attr.alloc_comp)
                  gfc_error ("COPYIN clause object '%s' at %L has ALLOCATABLE components",
                             n->sym->name, &code->loc);
              }
@@ -884,7 +884,7 @@ resolve_omp_clauses (gfc_code *code)
                if (n->sym->as && n->sym->as->type == AS_ASSUMED_SIZE)
                  gfc_error ("Assumed size array '%s' in COPYPRIVATE clause "
                             "at %L", n->sym->name, &code->loc);
-               if (n->sym->ts.type == BT_DERIVED && n->sym->ts.derived->attr.alloc_comp)
+               if (n->sym->ts.type == BT_DERIVED && n->sym->ts.u.derived->attr.alloc_comp)
                  gfc_error ("COPYPRIVATE clause object '%s' at %L has ALLOCATABLE components",
                             n->sym->name, &code->loc);
              }
@@ -916,7 +916,7 @@ resolve_omp_clauses (gfc_code *code)
                                 n->sym->name, name, &code->loc);
                    /* Variables in REDUCTION-clauses must be of intrinsic type (flagged below).  */
                    if ((list < OMP_LIST_REDUCTION_FIRST || list > OMP_LIST_REDUCTION_LAST) &&
-                       n->sym->ts.type == BT_DERIVED && n->sym->ts.derived->attr.alloc_comp)
+                       n->sym->ts.type == BT_DERIVED && n->sym->ts.u.derived->attr.alloc_comp)
                      gfc_error ("%s clause object '%s' has ALLOCATABLE components at %L",
                                 name, n->sym->name, &code->loc);
                    if (n->sym->attr.cray_pointer)
index e4463bd7edf1ac01cd3d7c8727070ce2d268870a..2552fcd67886520288b2eb40dfeade6c15eccfa9 100644 (file)
@@ -2049,24 +2049,24 @@ endType:
     {
       /* Look for allocatable components.  */
       if (c->attr.allocatable
-         || (c->ts.type == BT_DERIVED && c->ts.derived->attr.alloc_comp))
+         || (c->ts.type == BT_DERIVED && c->ts.u.derived->attr.alloc_comp))
        sym->attr.alloc_comp = 1;
 
       /* Look for pointer components.  */
       if (c->attr.pointer
-         || (c->ts.type == BT_DERIVED && c->ts.derived->attr.pointer_comp))
+         || (c->ts.type == BT_DERIVED && c->ts.u.derived->attr.pointer_comp))
        sym->attr.pointer_comp = 1;
 
       /* Look for procedure pointer components.  */
       if (c->attr.proc_pointer
          || (c->ts.type == BT_DERIVED
-             && c->ts.derived->attr.proc_pointer_comp))
+             && c->ts.u.derived->attr.proc_pointer_comp))
        sym->attr.proc_pointer_comp = 1;
 
       /* Look for private components.  */
       if (sym->component_access == ACCESS_PRIVATE
          || c->attr.access == ACCESS_PRIVATE
-         || (c->ts.type == BT_DERIVED && c->ts.derived->attr.private_comp))
+         || (c->ts.type == BT_DERIVED && c->ts.u.derived->attr.private_comp))
        sym->attr.private_comp = 1;
     }
 
@@ -2320,7 +2320,7 @@ match_deferred_characteristics (gfc_typespec * ts)
     {
       ts->kind = 0;
 
-      if (!ts->derived || !ts->derived->components)
+      if (!ts->u.derived || !ts->u.derived->components)
        m = MATCH_ERROR;
     }
 
@@ -2360,8 +2360,8 @@ check_function_result_typed (void)
 
   /* Check type-parameters, at the moment only CHARACTER lengths possible.  */
   /* TODO:  Extend when KIND type parameters are implemented.  */
-  if (ts->type == BT_CHARACTER && ts->cl && ts->cl->length)
-    gfc_expr_check_typed (ts->cl->length, gfc_current_ns, true);
+  if (ts->type == BT_CHARACTER && ts->u.cl && ts->u.cl->length)
+    gfc_expr_check_typed (ts->u.cl->length, gfc_current_ns, true);
 }
 
 
@@ -2540,7 +2540,7 @@ declSt:
 
       gfc_current_block ()->ts.kind = 0;
       /* Keep the derived type; if it's bad, it will be discovered later.  */
-      if (!(ts->type == BT_DERIVED && ts->derived))
+      if (!(ts->type == BT_DERIVED && ts->u.derived))
        ts->type = BT_UNKNOWN;
     }
 
index 0d52c6c0940c72225ec738699a05d29c64d00f4d..e0021c54b18d2169ffa9a3f8329e036c9dfa8dee 100644 (file)
@@ -1770,7 +1770,7 @@ gfc_match_varspec (gfc_expr *primary, int equiv_flag, bool sub_flag,
   if (sym->ts.type != BT_DERIVED || gfc_match_char ('%') != MATCH_YES)
     goto check_substring;
 
-  sym = sym->ts.derived;
+  sym = sym->ts.u.derived;
 
   for (;;)
     {
@@ -1864,7 +1864,7 @@ gfc_match_varspec (gfc_expr *primary, int equiv_flag, bool sub_flag,
          || gfc_match_char ('%') != MATCH_YES)
        break;
 
-      sym = component->ts.derived;
+      sym = component->ts.u.derived;
     }
 
 check_substring:
@@ -1881,7 +1881,7 @@ check_substring:
 
   if (primary->ts.type == BT_CHARACTER)
     {
-      switch (match_substring (primary->ts.cl, equiv_flag, &substring))
+      switch (match_substring (primary->ts.u.cl, equiv_flag, &substring))
        {
        case MATCH_YES:
          if (tail == NULL)
@@ -1893,7 +1893,7 @@ check_substring:
            primary->expr_type = EXPR_SUBSTRING;
 
          if (substring)
-           primary->ts.cl = NULL;
+           primary->ts.u.cl = NULL;
 
          break;
 
@@ -1990,7 +1990,7 @@ gfc_variable_attr (gfc_expr *expr, gfc_typespec *ts)
               follows.  */
            if (ts->type == BT_CHARACTER
                && ref->next && ref->next->type == REF_SUBSTRING)
-               ts->cl = NULL;
+               ts->u.cl = NULL;
          }
 
        pointer = ref->u.c.component->attr.pointer;
@@ -2106,7 +2106,7 @@ build_actual_constructor (gfc_structure_ctor_component **comp_head,
          value->where = gfc_current_locus;
 
          if (build_actual_constructor (comp_head, &value->value.constructor,
-                                       comp->ts.derived) == FAILURE)
+                                       comp->ts.u.derived) == FAILURE)
            {
              gfc_free_expr (value);
              return FAILURE;
@@ -2284,13 +2284,13 @@ gfc_match_structure_constructor (gfc_symbol *sym, gfc_expr **result,
                && sym->attr.extension
                && (comp_tail->val->ts.type != BT_DERIVED
                      ||
-                   comp_tail->val->ts.derived != this_comp->ts.derived))
+                   comp_tail->val->ts.u.derived != this_comp->ts.u.derived))
            {
              gfc_current_locus = where;
              gfc_free_expr (comp_tail->val);
              comp_tail->val = NULL;
 
-             m = gfc_match_structure_constructor (comp->ts.derived, 
+             m = gfc_match_structure_constructor (comp->ts.u.derived, 
                                                   &comp_tail->val, true);
              if (m == MATCH_NO)
                goto syntax;
@@ -2335,7 +2335,7 @@ gfc_match_structure_constructor (gfc_symbol *sym, gfc_expr **result,
   e->expr_type = EXPR_STRUCTURE;
 
   e->ts.type = BT_DERIVED;
-  e->ts.derived = sym;
+  e->ts.u.derived = sym;
   e->where = where;
 
   e->value.constructor = ctor_head;
@@ -2758,7 +2758,7 @@ gfc_match_rvalue (gfc_expr **result)
             that we're not sure is a variable yet.  */
 
          if ((implicit_char || sym->ts.type == BT_CHARACTER)
-             && match_substring (sym->ts.cl, 0, &e->ref) == MATCH_YES)
+             && match_substring (sym->ts.u.cl, 0, &e->ref) == MATCH_YES)
            {
 
              e->expr_type = EXPR_VARIABLE;
@@ -2780,7 +2780,7 @@ gfc_match_rvalue (gfc_expr **result)
 
              e->ts = sym->ts;
              if (e->ref)
-               e->ts.cl = NULL;
+               e->ts.u.cl = NULL;
              m = MATCH_YES;
              break;
            }
@@ -2957,7 +2957,7 @@ match_variable (gfc_expr **result, int equiv_flag, int host_flag)
             type may still have to be resolved.  */
 
          if (sym->ts.type == BT_DERIVED
-             && gfc_use_derived (sym->ts.derived) == NULL)
+             && gfc_use_derived (sym->ts.u.derived) == NULL)
            return MATCH_ERROR;
          break;
        }
index bc71af185df9c3da52fbb2fc6be4db2926a0cc20..9baef621eac6e13ee6368be9d411644761448758 100644 (file)
@@ -103,16 +103,16 @@ is_sym_host_assoc (gfc_symbol *sym, gfc_namespace *ns)
 static gfc_try
 resolve_typespec_used (gfc_typespec* ts, locus* where, const char* name)
 {
-  if (ts->type == BT_DERIVED && ts->derived->attr.abstract)
+  if (ts->type == BT_DERIVED && ts->u.derived->attr.abstract)
     {
       if (where)
        {
          if (name)
            gfc_error ("'%s' at %L is of the ABSTRACT type '%s'",
-                      name, where, ts->derived->name);
+                      name, where, ts->u.derived->name);
          else
            gfc_error ("ABSTRACT type '%s' used at %L",
-                      ts->derived->name, where);
+                      ts->u.derived->name, where);
        }
 
       return FAILURE;
@@ -294,7 +294,7 @@ resolve_formal_arglist (gfc_symbol *proc)
 
          if (sym->ts.type == BT_CHARACTER)
            {
-             gfc_charlen *cl = sym->ts.cl;
+             gfc_charlen *cl = sym->ts.u.cl;
              if (!cl || !cl->length || cl->length->expr_type != EXPR_CONSTANT)
                {
                  gfc_error ("Character-valued argument '%s' of statement "
@@ -372,7 +372,7 @@ resolve_contained_fntype (gfc_symbol *sym, gfc_namespace *ns)
 
   if (sym->result->ts.type == BT_CHARACTER)
     {
-      gfc_charlen *cl = sym->result->ts.cl;
+      gfc_charlen *cl = sym->result->ts.u.cl;
       if (!cl || !cl->length)
        gfc_error ("Character-valued internal function '%s' at %L must "
                   "not be assumed length", sym->name, &sym->declared_at);
@@ -552,16 +552,16 @@ resolve_entries (gfc_namespace *ns)
             the same string length, i.e. both len=*, or both len=4.
             Having both len=<variable> is also possible, but difficult to
             check at compile time.  */
-         else if (ts->type == BT_CHARACTER && ts->cl && fts->cl
-                  && (((ts->cl->length && !fts->cl->length)
-                       ||(!ts->cl->length && fts->cl->length))
-                      || (ts->cl->length
-                          && ts->cl->length->expr_type
-                             != fts->cl->length->expr_type)
-                      || (ts->cl->length
-                          && ts->cl->length->expr_type == EXPR_CONSTANT
-                          && mpz_cmp (ts->cl->length->value.integer,
-                                      fts->cl->length->value.integer) != 0)))
+         else if (ts->type == BT_CHARACTER && ts->u.cl && fts->u.cl
+                  && (((ts->u.cl->length && !fts->u.cl->length)
+                       ||(!ts->u.cl->length && fts->u.cl->length))
+                      || (ts->u.cl->length
+                          && ts->u.cl->length->expr_type
+                             != fts->u.cl->length->expr_type)
+                      || (ts->u.cl->length
+                          && ts->u.cl->length->expr_type == EXPR_CONSTANT
+                          && mpz_cmp (ts->u.cl->length->value.integer,
+                                      fts->u.cl->length->value.integer) != 0)))
            gfc_notify_std (GFC_STD_GNU, "Extension: Function %s at %L with "
                            "entries returning variables of different "
                            "string lengths", ns->entries->sym->name,
@@ -688,7 +688,7 @@ has_default_initializer (gfc_symbol *der)
   for (c = der->components; c; c = c->next)
     if ((c->ts.type != BT_DERIVED && c->initializer)
        || (c->ts.type == BT_DERIVED
-           && (!c->attr.pointer && has_default_initializer (c->ts.derived))))
+           && (!c->attr.pointer && has_default_initializer (c->ts.u.derived))))
       break;
 
   return c != NULL;
@@ -718,16 +718,16 @@ resolve_common_vars (gfc_symbol *sym, bool named_common)
       if (csym->ts.type != BT_DERIVED)
        continue;
 
-      if (!(csym->ts.derived->attr.sequence
-           || csym->ts.derived->attr.is_bind_c))
+      if (!(csym->ts.u.derived->attr.sequence
+           || csym->ts.u.derived->attr.is_bind_c))
        gfc_error_now ("Derived type variable '%s' in COMMON at %L "
                       "has neither the SEQUENCE nor the BIND(C) "
                       "attribute", csym->name, &csym->declared_at);
-      if (csym->ts.derived->attr.alloc_comp)
+      if (csym->ts.u.derived->attr.alloc_comp)
        gfc_error_now ("Derived type variable '%s' in COMMON at %L "
                       "has an ultimate component that is "
                       "allocatable", csym->name, &csym->declared_at);
-      if (has_default_initializer (csym->ts.derived))
+      if (has_default_initializer (csym->ts.u.derived))
        gfc_error_now ("Derived type variable '%s' in COMMON at %L "
                       "may not have default initializer", csym->name,
                       &csym->declared_at);
@@ -826,15 +826,15 @@ resolve_structure_cons (gfc_expr *expr)
   if (expr->ref)
     comp = expr->ref->u.c.sym->components;
   else
-    comp = expr->ts.derived->components;
+    comp = expr->ts.u.derived->components;
 
   /* See if the user is trying to invoke a structure constructor for one of
      the iso_c_binding derived types.  */
-  if (expr->ts.derived && expr->ts.derived->ts.is_iso_c && cons
+  if (expr->ts.u.derived && expr->ts.u.derived->ts.is_iso_c && cons
       && cons->expr != NULL)
     {
       gfc_error ("Components of structure constructor '%s' at %L are PRIVATE",
-                expr->ts.derived->name, &(expr->where));
+                expr->ts.u.derived->name, &(expr->where));
       return FAILURE;
     }
 
@@ -2191,9 +2191,9 @@ is_scalar_expr_ptr (gfc_expr *expr)
                     its length is one.  */
                  if (expr->ts.type == BT_CHARACTER)
                    {
-                     if (expr->ts.cl == NULL
-                         || expr->ts.cl->length == NULL
-                         || mpz_cmp_si (expr->ts.cl->length->value.integer, 1)
+                     if (expr->ts.u.cl == NULL
+                         || expr->ts.u.cl->length == NULL
+                         || mpz_cmp_si (expr->ts.u.cl->length->value.integer, 1)
                          != 0)
                         retval = FAILURE;
                    }
@@ -2224,9 +2224,9 @@ is_scalar_expr_ptr (gfc_expr *expr)
   else if (expr->ts.type == BT_CHARACTER && expr->rank == 0)
     {
       /* Character string.  Make sure it's of length 1.  */
-      if (expr->ts.cl == NULL
-          || expr->ts.cl->length == NULL
-          || mpz_cmp_si (expr->ts.cl->length->value.integer, 1) != 0)
+      if (expr->ts.u.cl == NULL
+          || expr->ts.u.cl->length == NULL
+          || mpz_cmp_si (expr->ts.u.cl->length->value.integer, 1) != 0)
         retval = FAILURE;
     }
   else if (expr->rank != 0)
@@ -2376,12 +2376,12 @@ gfc_iso_c_func_interface (gfc_symbol *sym, gfc_actual_arglist *args,
                          any type should be ok if the variable is of a C
                          interoperable type.  */
                      if (arg_ts->type == BT_CHARACTER)
-                       if (arg_ts->cl != NULL
-                           && (arg_ts->cl->length == NULL
-                               || arg_ts->cl->length->expr_type
+                       if (arg_ts->u.cl != NULL
+                           && (arg_ts->u.cl->length == NULL
+                               || arg_ts->u.cl->length->expr_type
                                   != EXPR_CONSTANT
                                || mpz_cmp_si
-                                   (arg_ts->cl->length->value.integer, 1)
+                                   (arg_ts->u.cl->length->value.integer, 1)
                                   != 0)
                            && is_scalar_expr_ptr (args->expr) != SUCCESS)
                          {
@@ -2536,8 +2536,8 @@ resolve_function (gfc_expr *expr)
                              &expr->value.function.actual, 0);
 
   if (sym && sym->ts.type == BT_CHARACTER
-      && sym->ts.cl
-      && sym->ts.cl->length == NULL
+      && sym->ts.u.cl
+      && sym->ts.u.cl->length == NULL
       && !sym->attr.dummy
       && expr->value.function.esym == NULL
       && !sym->attr.contained)
@@ -2687,7 +2687,7 @@ resolve_function (gfc_expr *expr)
   if (expr->ts.type == BT_CHARACTER && expr->value.function.esym
       && expr->value.function.esym->attr.use_assoc)
     {
-      gfc_expr_set_symbols_referenced (expr->ts.cl->length);
+      gfc_expr_set_symbols_referenced (expr->ts.u.cl->length);
     }
 
   if (t == SUCCESS
@@ -3396,7 +3396,7 @@ resolve_operator (gfc_expr *e)
     case INTRINSIC_PARENTHESES:
       e->ts = op1->ts;
       if (e->ts.type == BT_CHARACTER)
-       e->ts.cl = op1->ts.cl;
+       e->ts.u.cl = op1->ts.u.cl;
       break;
 
     default:
@@ -3924,7 +3924,7 @@ find_array_spec (gfc_expr *e)
 
       case REF_COMPONENT:
        if (derived == NULL)
-         derived = e->symtree->n.sym->ts.derived;
+         derived = e->symtree->n.sym->ts.u.derived;
 
        c = derived->components;
 
@@ -3933,7 +3933,7 @@ find_array_spec (gfc_expr *e)
            {
              /* Track the sequence of component references.  */
              if (c->ts.type == BT_DERIVED)
-               derived = c->ts.derived;
+               derived = c->ts.u.derived;
              break;
            }
 
@@ -4116,10 +4116,10 @@ gfc_resolve_substring_charlen (gfc_expr *e)
 
   gcc_assert (char_ref->next == NULL);
 
-  if (e->ts.cl)
+  if (e->ts.u.cl)
     {
-      if (e->ts.cl->length)
-       gfc_free_expr (e->ts.cl->length);
+      if (e->ts.u.cl->length)
+       gfc_free_expr (e->ts.u.cl->length);
       else if (e->expr_type == EXPR_VARIABLE
                 && e->symtree->n.sym->attr.dummy)
        return;
@@ -4128,8 +4128,8 @@ gfc_resolve_substring_charlen (gfc_expr *e)
   e->ts.type = BT_CHARACTER;
   e->ts.kind = gfc_default_character_kind;
 
-  if (!e->ts.cl)
-    e->ts.cl = gfc_new_charlen (gfc_current_ns);
+  if (!e->ts.u.cl)
+    e->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
   if (char_ref->u.ss.start)
     start = gfc_copy_expr (char_ref->u.ss.start);
@@ -4139,7 +4139,7 @@ gfc_resolve_substring_charlen (gfc_expr *e)
   if (char_ref->u.ss.end)
     end = gfc_copy_expr (char_ref->u.ss.end);
   else if (e->expr_type == EXPR_VARIABLE)
-    end = gfc_copy_expr (e->symtree->n.sym->ts.cl->length);
+    end = gfc_copy_expr (e->symtree->n.sym->ts.u.cl->length);
   else
     end = NULL;
 
@@ -4147,15 +4147,15 @@ gfc_resolve_substring_charlen (gfc_expr *e)
     return;
 
   /* Length = (end - start +1).  */
-  e->ts.cl->length = gfc_subtract (end, start);
-  e->ts.cl->length = gfc_add (e->ts.cl->length, gfc_int_expr (1));
+  e->ts.u.cl->length = gfc_subtract (end, start);
+  e->ts.u.cl->length = gfc_add (e->ts.u.cl->length, gfc_int_expr (1));
 
-  e->ts.cl->length->ts.type = BT_INTEGER;
-  e->ts.cl->length->ts.kind = gfc_charlen_int_kind;
+  e->ts.u.cl->length->ts.type = BT_INTEGER;
+  e->ts.u.cl->length->ts.kind = gfc_charlen_int_kind;
 
   /* Make sure that the length is simplified.  */
-  gfc_simplify_expr (e->ts.cl->length, 1);
-  gfc_resolve_expr (e->ts.cl->length);
+  gfc_simplify_expr (e->ts.u.cl->length, 1);
+  gfc_resolve_expr (e->ts.u.cl->length);
 }
 
 
@@ -4447,7 +4447,7 @@ resolve_variable (gfc_expr *e)
       /* Now do the same check on the specification expressions.  */
       specification_expr = 1;
       if (sym->ts.type == BT_CHARACTER
-         && gfc_resolve_expr (sym->ts.cl->length) == FAILURE)
+         && gfc_resolve_expr (sym->ts.u.cl->length) == FAILURE)
        t = FAILURE;
 
       if (sym->as)
@@ -4592,26 +4592,26 @@ gfc_resolve_character_operator (gfc_expr *e)
 
   gcc_assert (e->value.op.op == INTRINSIC_CONCAT);
 
-  if (op1->ts.cl && op1->ts.cl->length)
-    e1 = gfc_copy_expr (op1->ts.cl->length);
+  if (op1->ts.u.cl && op1->ts.u.cl->length)
+    e1 = gfc_copy_expr (op1->ts.u.cl->length);
   else if (op1->expr_type == EXPR_CONSTANT)
     e1 = gfc_int_expr (op1->value.character.length);
 
-  if (op2->ts.cl && op2->ts.cl->length)
-    e2 = gfc_copy_expr (op2->ts.cl->length);
+  if (op2->ts.u.cl && op2->ts.u.cl->length)
+    e2 = gfc_copy_expr (op2->ts.u.cl->length);
   else if (op2->expr_type == EXPR_CONSTANT)
     e2 = gfc_int_expr (op2->value.character.length);
 
-  e->ts.cl = gfc_new_charlen (gfc_current_ns);
+  e->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
   if (!e1 || !e2)
     return;
 
-  e->ts.cl->length = gfc_add (e1, e2);
-  e->ts.cl->length->ts.type = BT_INTEGER;
-  e->ts.cl->length->ts.kind = gfc_charlen_int_kind;
-  gfc_simplify_expr (e->ts.cl->length, 0);
-  gfc_resolve_expr (e->ts.cl->length);
+  e->ts.u.cl->length = gfc_add (e1, e2);
+  e->ts.u.cl->length->ts.type = BT_INTEGER;
+  e->ts.u.cl->length->ts.kind = gfc_charlen_int_kind;
+  gfc_simplify_expr (e->ts.u.cl->length, 0);
+  gfc_resolve_expr (e->ts.u.cl->length);
 
   return;
 }
@@ -4636,12 +4636,12 @@ fixup_charlen (gfc_expr *e)
        gfc_resolve_character_array_constructor (e);
 
     case EXPR_SUBSTRING:
-      if (!e->ts.cl && e->ref)
+      if (!e->ts.u.cl && e->ref)
        gfc_resolve_substring_charlen (e);
 
     default:
-      if (!e->ts.cl)
-       e->ts.cl = gfc_new_charlen (gfc_current_ns);
+      if (!e->ts.u.cl)
+       e->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
       break;
     }
@@ -4817,10 +4817,10 @@ check_typebound_baseobject (gfc_expr* e)
     return FAILURE;
 
   gcc_assert (base->ts.type == BT_DERIVED);
-  if (base->ts.derived->attr.abstract)
+  if (base->ts.u.derived->attr.abstract)
     {
       gfc_error ("Base object for type-bound procedure call at %L is of"
-                " ABSTRACT type '%s'", &e->where, base->ts.derived->name);
+                " ABSTRACT type '%s'", &e->where, base->ts.u.derived->name);
       return FAILURE;
     }
 
@@ -5111,7 +5111,7 @@ gfc_resolve_expr (gfc_expr *e)
            expression_rank (e);
        }
 
-      if (e->ts.type == BT_CHARACTER && e->ts.cl == NULL && e->ref
+      if (e->ts.type == BT_CHARACTER && e->ts.u.cl == NULL && e->ref
          && e->ref->type != REF_SUBSTRING)
        gfc_resolve_substring_charlen (e);
 
@@ -5171,7 +5171,7 @@ gfc_resolve_expr (gfc_expr *e)
       gfc_internal_error ("gfc_resolve_expr(): Bad expression type");
     }
 
-  if (e->ts.type == BT_CHARACTER && t == SUCCESS && !e->ts.cl)
+  if (e->ts.type == BT_CHARACTER && t == SUCCESS && !e->ts.u.cl)
     fixup_charlen (e);
 
   return t;
@@ -5414,7 +5414,7 @@ derived_inaccessible (gfc_symbol *sym)
 
   for (c = sym->components; c; c = c->next)
     {
-       if (c->ts.type == BT_DERIVED && derived_inaccessible (c->ts.derived))
+       if (c->ts.type == BT_DERIVED && derived_inaccessible (c->ts.u.derived))
          return 1;
     }
 
@@ -6344,21 +6344,21 @@ resolve_transfer (gfc_code *code)
     {
       /* Check that transferred derived type doesn't contain POINTER
         components.  */
-      if (ts->derived->attr.pointer_comp)
+      if (ts->u.derived->attr.pointer_comp)
        {
          gfc_error ("Data transfer element at %L cannot have "
                     "POINTER components", &code->loc);
          return;
        }
 
-      if (ts->derived->attr.alloc_comp)
+      if (ts->u.derived->attr.alloc_comp)
        {
          gfc_error ("Data transfer element at %L cannot have "
                     "ALLOCATABLE components", &code->loc);
          return;
        }
 
-      if (derived_inaccessible (ts->derived))
+      if (derived_inaccessible (ts->u.derived))
        {
          gfc_error ("Data transfer element at %L cannot have "
                     "PRIVATE components",&code->loc);
@@ -6925,7 +6925,7 @@ resolve_ordinary_assign (gfc_code *code, gfc_namespace *ns)
         and rhs is the same symbol as the lhs.  */
       if (rhs->expr_type == EXPR_VARIABLE
            && rhs->symtree->n.sym->ts.type == BT_DERIVED
-           && has_default_initializer (rhs->symtree->n.sym->ts.derived)
+           && has_default_initializer (rhs->symtree->n.sym->ts.u.derived)
            && (lhs->symtree->n.sym == rhs->symtree->n.sym))
         code->ext.actual->next->expr = gfc_get_parentheses (rhs);
 
@@ -6974,18 +6974,18 @@ resolve_ordinary_assign (gfc_code *code, gfc_namespace *ns)
   if (lhs->ts.type == BT_CHARACTER
        && gfc_option.warn_character_truncation)
     {
-      if (lhs->ts.cl != NULL
-           && lhs->ts.cl->length != NULL
-           && lhs->ts.cl->length->expr_type == EXPR_CONSTANT)
-       llen = mpz_get_si (lhs->ts.cl->length->value.integer);
+      if (lhs->ts.u.cl != NULL
+           && lhs->ts.u.cl->length != NULL
+           && lhs->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+       llen = mpz_get_si (lhs->ts.u.cl->length->value.integer);
 
       if (rhs->expr_type == EXPR_CONSTANT)
        rlen = rhs->value.character.length;
 
-      else if (rhs->ts.cl != NULL
-                && rhs->ts.cl->length != NULL
-                && rhs->ts.cl->length->expr_type == EXPR_CONSTANT)
-       rlen = mpz_get_si (rhs->ts.cl->length->value.integer);
+      else if (rhs->ts.u.cl != NULL
+                && rhs->ts.u.cl->length != NULL
+                && rhs->ts.u.cl->length->expr_type == EXPR_CONSTANT)
+       rlen = mpz_get_si (rhs->ts.u.cl->length->value.integer);
 
       if (rlen && llen && rlen > llen)
        gfc_warning_now ("CHARACTER expression will be truncated "
@@ -7022,7 +7022,7 @@ resolve_ordinary_assign (gfc_code *code, gfc_namespace *ns)
 
       if (lhs->ts.type == BT_DERIVED
            && lhs->expr_type == EXPR_VARIABLE
-           && lhs->ts.derived->attr.pointer_comp
+           && lhs->ts.u.derived->attr.pointer_comp
            && gfc_impure_variable (rhs->symtree->n.sym))
        {
          gfc_error ("The impure variable at %L is assigned to "
@@ -7716,7 +7716,7 @@ apply_default_init (gfc_symbol *sym)
   if (sym->attr.flavor != FL_VARIABLE && !sym->attr.function)
     return;
 
-  if (sym->ts.type == BT_DERIVED && sym->ts.derived)
+  if (sym->ts.type == BT_DERIVED && sym->ts.u.derived)
     init = gfc_default_initializer (&sym->ts);
 
   if (init == NULL)
@@ -7861,10 +7861,10 @@ build_default_init_expr (gfc_symbol *sym)
       /* For characters, the length must be constant in order to 
         create a default initializer.  */
       if (gfc_option.flag_init_character == GFC_INIT_CHARACTER_ON
-         && sym->ts.cl->length
-         && sym->ts.cl->length->expr_type == EXPR_CONSTANT)
+         && sym->ts.u.cl->length
+         && sym->ts.u.cl->length->expr_type == EXPR_CONSTANT)
        {
-         char_len = mpz_get_si (sym->ts.cl->length->value.integer);
+         char_len = mpz_get_si (sym->ts.u.cl->length->value.integer);
          init_expr->value.character.length = char_len;
          init_expr->value.character.string = gfc_get_wide_string (char_len+1);
          for (i = 0; i < char_len; i++)
@@ -7977,17 +7977,17 @@ resolve_fl_variable_derived (gfc_symbol *sym, int no_init_flag)
      associated by the presence of another class I symbol in the same
      namespace.  14.6.1.3 of the standard and the discussion on
      comp.lang.fortran.  */
-  if (sym->ns != sym->ts.derived->ns
+  if (sym->ns != sym->ts.u.derived->ns
       && sym->ns->proc_name->attr.if_source != IFSRC_IFBODY)
     {
       gfc_symbol *s;
-      gfc_find_symbol (sym->ts.derived->name, sym->ns, 0, &s);
+      gfc_find_symbol (sym->ts.u.derived->name, sym->ns, 0, &s);
       if (s && s->attr.flavor != FL_DERIVED)
        {
          gfc_error ("The type '%s' cannot be host associated at %L "
                     "because it is blocked by an incompatible object "
                     "of the same name declared at %L",
-                    sym->ts.derived->name, &sym->declared_at,
+                    sym->ts.u.derived->name, &sym->declared_at,
                     &s->declared_at);
          return FAILURE;
        }
@@ -8005,7 +8005,7 @@ resolve_fl_variable_derived (gfc_symbol *sym, int no_init_flag)
       && sym->ns->proc_name->attr.flavor == FL_MODULE
       && !sym->ns->save_all && !sym->attr.save
       && !sym->attr.pointer && !sym->attr.allocatable
-      && has_default_initializer (sym->ts.derived))
+      && has_default_initializer (sym->ts.u.derived))
     {
       gfc_error("Object '%s' at %L must have the SAVE attribute for "
                "default initialization of a component",
@@ -8016,10 +8016,10 @@ resolve_fl_variable_derived (gfc_symbol *sym, int no_init_flag)
   if (sym->ts.is_class)
     {
       /* C502.  */
-      if (!type_is_extensible (sym->ts.derived))
+      if (!type_is_extensible (sym->ts.u.derived))
        {
          gfc_error ("Type '%s' of CLASS variable '%s' at %L is not extensible",
-                    sym->ts.derived->name, sym->name, &sym->declared_at);
+                    sym->ts.u.derived->name, sym->name, &sym->declared_at);
          return FAILURE;
        }
 
@@ -8083,7 +8083,7 @@ resolve_fl_variable (gfc_symbol *sym, int mp_flag)
     {
       /* Make sure that character string variables with assumed length are
         dummy arguments.  */
-      e = sym->ts.cl->length;
+      e = sym->ts.u.cl->length;
       if (e == NULL && !sym->attr.dummy && !sym->attr.result)
        {
          gfc_error ("Entity with assumed character length at %L must be a "
@@ -8189,7 +8189,7 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
 
   if (sym->ts.type == BT_CHARACTER)
     {
-      gfc_charlen *cl = sym->ts.cl;
+      gfc_charlen *cl = sym->ts.u.cl;
 
       if (cl && cl->length && gfc_is_constant_expr (cl->length)
             && resolve_charlen (cl) == FAILURE)
@@ -8229,9 +8229,9 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
        {
          if (arg->sym
              && arg->sym->ts.type == BT_DERIVED
-             && !arg->sym->ts.derived->attr.use_assoc
-             && !gfc_check_access (arg->sym->ts.derived->attr.access,
-                                   arg->sym->ts.derived->ns->default_access)
+             && !arg->sym->ts.u.derived->attr.use_assoc
+             && !gfc_check_access (arg->sym->ts.u.derived->attr.access,
+                                   arg->sym->ts.u.derived->ns->default_access)
              && gfc_notify_std (GFC_STD_F2003, "Fortran 2003: '%s' is of a "
                                 "PRIVATE type and cannot be a dummy argument"
                                 " of '%s', which is PUBLIC at %L",
@@ -8239,7 +8239,7 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
                 == FAILURE)
            {
              /* Stop this message from recurring.  */
-             arg->sym->ts.derived->attr.access = ACCESS_PUBLIC;
+             arg->sym->ts.u.derived->attr.access = ACCESS_PUBLIC;
              return FAILURE;
            }
        }
@@ -8252,9 +8252,9 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
            {
              if (arg->sym
                  && arg->sym->ts.type == BT_DERIVED
-                 && !arg->sym->ts.derived->attr.use_assoc
-                 && !gfc_check_access (arg->sym->ts.derived->attr.access,
-                                       arg->sym->ts.derived->ns->default_access)
+                 && !arg->sym->ts.u.derived->attr.use_assoc
+                 && !gfc_check_access (arg->sym->ts.u.derived->attr.access,
+                                       arg->sym->ts.u.derived->ns->default_access)
                  && gfc_notify_std (GFC_STD_F2003, "Fortran 2003: Procedure "
                                     "'%s' in PUBLIC interface '%s' at %L "
                                     "takes dummy arguments of '%s' which is "
@@ -8263,7 +8263,7 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
                                     gfc_typename (&arg->sym->ts)) == FAILURE)
                {
                  /* Stop this message from recurring.  */
-                 arg->sym->ts.derived->attr.access = ACCESS_PUBLIC;
+                 arg->sym->ts.u.derived->attr.access = ACCESS_PUBLIC;
                  return FAILURE;
                }
             }
@@ -8277,9 +8277,9 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
            {
              if (arg->sym
                  && arg->sym->ts.type == BT_DERIVED
-                 && !arg->sym->ts.derived->attr.use_assoc
-                 && !gfc_check_access (arg->sym->ts.derived->attr.access,
-                                       arg->sym->ts.derived->ns->default_access)
+                 && !arg->sym->ts.u.derived->attr.use_assoc
+                 && !gfc_check_access (arg->sym->ts.u.derived->attr.access,
+                                       arg->sym->ts.u.derived->ns->default_access)
                  && gfc_notify_std (GFC_STD_F2003, "Fortran 2003: Procedure "
                                     "'%s' in PUBLIC interface '%s' at %L "
                                     "takes dummy arguments of '%s' which is "
@@ -8288,7 +8288,7 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
                                     gfc_typename (&arg->sym->ts)) == FAILURE)
                {
                  /* Stop this message from recurring.  */
-                 arg->sym->ts.derived->attr.access = ACCESS_PUBLIC;
+                 arg->sym->ts.u.derived->attr.access = ACCESS_PUBLIC;
                  return FAILURE;
                }
             }
@@ -8330,7 +8330,7 @@ resolve_fl_procedure (gfc_symbol *sym, int mp_flag)
      function - but length must be declared in calling scoping unit.  */
   if (sym->attr.function
       && sym->ts.type == BT_CHARACTER
-      && sym->ts.cl && sym->ts.cl->length == NULL)
+      && sym->ts.u.cl && sym->ts.u.cl->length == NULL)
     {
       if ((sym->as && sym->as->rank) || (sym->attr.pointer)
          || (sym->attr.recursive) || (sym->attr.pure))
@@ -8499,7 +8499,7 @@ gfc_resolve_finalizers (gfc_symbol* derived)
       arg = list->proc_sym->formal->sym;
 
       /* This argument must be of our type.  */
-      if (arg->ts.type != BT_DERIVED || arg->ts.derived != derived)
+      if (arg->ts.type != BT_DERIVED || arg->ts.u.derived != derived)
        {
          gfc_error ("Argument of FINAL procedure at %L must be of type '%s'",
                     &arg->declared_at, derived->name);
@@ -9181,7 +9181,7 @@ resolve_typebound_procedure (gfc_symtree* stree)
       /* Now check that the argument-type matches.  */
       gcc_assert (me_arg);
       if (me_arg->ts.type != BT_DERIVED
-         || me_arg->ts.derived != resolve_bindings_derived)
+         || me_arg->ts.u.derived != resolve_bindings_derived)
        {
          gfc_error ("Argument '%s' of '%s' with PASS(%s) at %L must be of"
                     " the derived-type '%s'", me_arg->name, proc->name,
@@ -9450,12 +9450,12 @@ resolve_fl_derived (gfc_symbol *sym)
                    }
                }
              /* Copy char length.  */
-             if (ifc->ts.cl)
+             if (ifc->ts.type == BT_CHARACTER && ifc->ts.u.cl)
                {
-                 c->ts.cl = gfc_new_charlen (sym->ns);
-                 c->ts.cl->resolved = ifc->ts.cl->resolved;
-                 c->ts.cl->length = gfc_copy_expr (ifc->ts.cl->length);
-                 /* TODO: gfc_expr_replace_symbols (c->ts.cl->length, c);*/
+                 c->ts.u.cl = gfc_new_charlen (sym->ns);
+                 c->ts.u.cl->resolved = ifc->ts.u.cl->resolved;
+                 c->ts.u.cl->length = gfc_copy_expr (ifc->ts.u.cl->length);
+                 /* TODO: gfc_expr_replace_symbols (c->ts.u.cl->length, c);*/
                }
            }
          else if (c->ts.interface->name[0] != '\0')
@@ -9524,7 +9524,7 @@ resolve_fl_derived (gfc_symbol *sym)
          /* Now check that the argument-type matches.  */
          gcc_assert (me_arg);
          if (me_arg->ts.type != BT_DERIVED
-             || me_arg->ts.derived != sym)
+             || me_arg->ts.u.derived != sym)
            {
              gfc_error ("Argument '%s' of '%s' with PASS(%s) at %L must be of"
                         " the derived type '%s'", me_arg->name, c->name,
@@ -9585,14 +9585,14 @@ resolve_fl_derived (gfc_symbol *sym)
 
       if (c->ts.type == BT_CHARACTER)
        {
-        if (c->ts.cl->length == NULL
-            || (resolve_charlen (c->ts.cl) == FAILURE)
-            || !gfc_is_constant_expr (c->ts.cl->length))
+        if (c->ts.u.cl->length == NULL
+            || (resolve_charlen (c->ts.u.cl) == FAILURE)
+            || !gfc_is_constant_expr (c->ts.u.cl->length))
           {
             gfc_error ("Character length of component '%s' needs to "
                        "be a constant specification expression at %L",
                        c->name,
-                       c->ts.cl->length ? &c->ts.cl->length->where : &c->loc);
+                       c->ts.u.cl->length ? &c->ts.u.cl->length->where : &c->loc);
             return FAILURE;
           }
        }
@@ -9600,10 +9600,10 @@ resolve_fl_derived (gfc_symbol *sym)
       if (c->ts.type == BT_DERIVED
          && sym->component_access != ACCESS_PRIVATE
          && gfc_check_access (sym->attr.access, sym->ns->default_access)
-         && !is_sym_host_assoc (c->ts.derived, sym->ns)
-         && !c->ts.derived->attr.use_assoc
-         && !gfc_check_access (c->ts.derived->attr.access,
-                               c->ts.derived->ns->default_access)
+         && !is_sym_host_assoc (c->ts.u.derived, sym->ns)
+         && !c->ts.u.derived->attr.use_assoc
+         && !gfc_check_access (c->ts.u.derived->attr.access,
+                               c->ts.u.derived->ns->default_access)
          && gfc_notify_std (GFC_STD_F2003, "Fortran 2003: the component '%s' "
                             "is a PRIVATE type and cannot be a component of "
                             "'%s', which is PUBLIC at %L", c->name,
@@ -9612,18 +9612,18 @@ resolve_fl_derived (gfc_symbol *sym)
 
       if (sym->attr.sequence)
        {
-         if (c->ts.type == BT_DERIVED && c->ts.derived->attr.sequence == 0)
+         if (c->ts.type == BT_DERIVED && c->ts.u.derived->attr.sequence == 0)
            {
              gfc_error ("Component %s of SEQUENCE type declared at %L does "
                         "not have the SEQUENCE attribute",
-                        c->ts.derived->name, &sym->declared_at);
+                        c->ts.u.derived->name, &sym->declared_at);
              return FAILURE;
            }
        }
 
       if (c->ts.type == BT_DERIVED && c->attr.pointer
-         && c->ts.derived->components == NULL
-         && !c->ts.derived->attr.zero_comp)
+         && c->ts.u.derived->components == NULL
+         && !c->ts.u.derived->attr.zero_comp)
        {
          gfc_error ("The pointer component '%s' of '%s' at %L is a type "
                     "that has not been declared", c->name, sym->name,
@@ -9644,11 +9644,11 @@ resolve_fl_derived (gfc_symbol *sym)
         derived type list; even in formal namespaces, where derived type
         pointer components might not have been declared.  */
       if (c->ts.type == BT_DERIVED
-           && c->ts.derived
-           && c->ts.derived->components
+           && c->ts.u.derived
+           && c->ts.u.derived->components
            && c->attr.pointer
-           && sym != c->ts.derived)
-       add_dt_to_dt_list (c->ts.derived);
+           && sym != c->ts.u.derived)
+       add_dt_to_dt_list (c->ts.u.derived);
 
       if (c->attr.pointer || c->attr.proc_pointer || c->attr.allocatable
          || c->as == NULL)
@@ -9716,7 +9716,7 @@ resolve_fl_namelist (gfc_symbol *sym)
 
          /* Types with private components that came here by USE-association.  */
          if (nl->sym->ts.type == BT_DERIVED
-             && derived_inaccessible (nl->sym->ts.derived))
+             && derived_inaccessible (nl->sym->ts.u.derived))
            {
              gfc_error ("NAMELIST object '%s' has use-associated PRIVATE "
                         "components and cannot be member of namelist '%s' at %L",
@@ -9726,8 +9726,8 @@ resolve_fl_namelist (gfc_symbol *sym)
 
          /* Types with private components that are defined in the same module.  */
          if (nl->sym->ts.type == BT_DERIVED
-             && !is_sym_host_assoc (nl->sym->ts.derived, sym->ns)
-             && !gfc_check_access (nl->sym->ts.derived->attr.private_comp
+             && !is_sym_host_assoc (nl->sym->ts.u.derived, sym->ns)
+             && !gfc_check_access (nl->sym->ts.u.derived->attr.private_comp
                                        ? ACCESS_PRIVATE : ACCESS_UNKNOWN,
                                        nl->sym->ns->default_access))
            {
@@ -9762,7 +9762,7 @@ resolve_fl_namelist (gfc_symbol *sym)
       if (nl->sym->ts.type != BT_DERIVED)
        continue;
 
-      if (nl->sym->ts.derived->attr.alloc_comp)
+      if (nl->sym->ts.u.derived->attr.alloc_comp)
        {
          gfc_error ("NAMELIST object '%s' in namelist '%s' at %L cannot "
                     "have ALLOCATABLE components",
@@ -9770,7 +9770,7 @@ resolve_fl_namelist (gfc_symbol *sym)
          return FAILURE;
        }
 
-      if (nl->sym->ts.derived->attr.pointer_comp)
+      if (nl->sym->ts.u.derived->attr.pointer_comp)
        {
          gfc_error ("NAMELIST object '%s' in namelist '%s' at %L cannot "
                     "have POINTER components", 
@@ -9954,12 +9954,12 @@ resolve_symbol (gfc_symbol *sym)
                }
            }
          /* Copy char length.  */
-         if (ifc->ts.cl)
+         if (ifc->ts.type == BT_CHARACTER && ifc->ts.u.cl)
            {
-             sym->ts.cl = gfc_new_charlen (sym->ns);
-             sym->ts.cl->resolved = ifc->ts.cl->resolved;
-             sym->ts.cl->length = gfc_copy_expr (ifc->ts.cl->length);
-             gfc_expr_replace_symbols (sym->ts.cl->length, sym);
+             sym->ts.u.cl = gfc_new_charlen (sym->ns);
+             sym->ts.u.cl->resolved = ifc->ts.u.cl->resolved;
+             sym->ts.u.cl->length = gfc_copy_expr (ifc->ts.u.cl->length);
+             gfc_expr_replace_symbols (sym->ts.u.cl->length, sym);
            }
        }
       else if (sym->ts.interface->name[0] != '\0')
@@ -10059,7 +10059,7 @@ resolve_symbol (gfc_symbol *sym)
 
   if (sym->attr.value && sym->ts.type == BT_CHARACTER)
     {
-      gfc_charlen *cl = sym->ts.cl;
+      gfc_charlen *cl = sym->ts.u.cl;
       if (!cl || !cl->length || cl->length->expr_type != EXPR_CONSTANT)
        {
          gfc_error ("Character dummy variable '%s' at %L with VALUE "
@@ -10111,14 +10111,14 @@ resolve_symbol (gfc_symbol *sym)
          /* If type() declaration, we need to verify that the components
             of the given type are all C interoperable, etc.  */
          if (sym->ts.type == BT_DERIVED &&
-              sym->ts.derived->attr.is_c_interop != 1)
+              sym->ts.u.derived->attr.is_c_interop != 1)
             {
               /* Make sure the user marked the derived type as BIND(C).  If
                  not, call the verify routine.  This could print an error
                  for the derived type more than once if multiple variables
                  of that type are declared.  */
-              if (sym->ts.derived->attr.is_bind_c != 1)
-                verify_bind_c_derived_type (sym->ts.derived);
+              if (sym->ts.u.derived->attr.is_bind_c != 1)
+                verify_bind_c_derived_type (sym->ts.u.derived);
               t = FAILURE;
             }
          
@@ -10147,12 +10147,12 @@ resolve_symbol (gfc_symbol *sym)
      the type is not declared in the scope of the implicit
      statement. Change the type to BT_UNKNOWN, both because it is so
      and to prevent an ICE.  */
-  if (sym->ts.type == BT_DERIVED && sym->ts.derived->components == NULL
-      && !sym->ts.derived->attr.zero_comp)
+  if (sym->ts.type == BT_DERIVED && sym->ts.u.derived->components == NULL
+      && !sym->ts.u.derived->attr.zero_comp)
     {
       gfc_error ("The derived type '%s' at %L is of type '%s', "
                 "which has not been defined", sym->name,
-                 &sym->declared_at, sym->ts.derived->name);
+                 &sym->declared_at, sym->ts.u.derived->name);
       sym->ts.type = BT_UNKNOWN;
       return;
     }
@@ -10161,23 +10161,23 @@ resolve_symbol (gfc_symbol *sym)
      derived type is visible in the symbol's namespace, if it is a
      module function and is not PRIVATE.  */
   if (sym->ts.type == BT_DERIVED
-       && sym->ts.derived->attr.use_assoc
+       && sym->ts.u.derived->attr.use_assoc
        && sym->ns->proc_name
        && sym->ns->proc_name->attr.flavor == FL_MODULE)
     {
       gfc_symbol *ds;
 
-      if (resolve_fl_derived (sym->ts.derived) == FAILURE)
+      if (resolve_fl_derived (sym->ts.u.derived) == FAILURE)
        return;
 
-      gfc_find_symbol (sym->ts.derived->name, sym->ns, 1, &ds);
+      gfc_find_symbol (sym->ts.u.derived->name, sym->ns, 1, &ds);
       if (!ds && sym->attr.function
            && gfc_check_access (sym->attr.access, sym->ns->default_access))
        {
          symtree = gfc_new_symtree (&sym->ns->sym_root,
-                                    sym->ts.derived->name);
-         symtree->n.sym = sym->ts.derived;
-         sym->ts.derived->refs++;
+                                    sym->ts.u.derived->name);
+         symtree->n.sym = sym->ts.u.derived;
+         sym->ts.u.derived->refs++;
        }
     }
 
@@ -10187,15 +10187,15 @@ resolve_symbol (gfc_symbol *sym)
      161 in 95-006r3.  */
   if (sym->ts.type == BT_DERIVED
       && sym->ns->proc_name && sym->ns->proc_name->attr.flavor == FL_MODULE
-      && !sym->ts.derived->attr.use_assoc
+      && !sym->ts.u.derived->attr.use_assoc
       && gfc_check_access (sym->attr.access, sym->ns->default_access)
-      && !gfc_check_access (sym->ts.derived->attr.access,
-                           sym->ts.derived->ns->default_access)
+      && !gfc_check_access (sym->ts.u.derived->attr.access,
+                           sym->ts.u.derived->ns->default_access)
       && gfc_notify_std (GFC_STD_F2003, "Fortran 2003: PUBLIC %s '%s' at %L "
                         "of PRIVATE derived type '%s'",
                         (sym->attr.flavor == FL_PARAMETER) ? "parameter"
                         : "variable", sym->name, &sym->declared_at,
-                        sym->ts.derived->name) == FAILURE)
+                        sym->ts.u.derived->name) == FAILURE)
     return;
 
   /* An assumed-size array with INTENT(OUT) shall not be of a type for which
@@ -10206,7 +10206,7 @@ resolve_symbol (gfc_symbol *sym)
       && sym->as
       && sym->as->type == AS_ASSUMED_SIZE)
     {
-      for (c = sym->ts.derived->components; c; c = c->next)
+      for (c = sym->ts.u.derived->components; c; c = c->next)
        {
          if (c->initializer)
            {
@@ -10810,11 +10810,11 @@ sequence_type (gfc_typespec ts)
   {
     case BT_DERIVED:
 
-      if (ts.derived->components == NULL)
+      if (ts.u.derived->components == NULL)
        return SEQ_NONDEFAULT;
 
-      result = sequence_type (ts.derived->components->ts);
-      for (c = ts.derived->components->next; c; c = c->next)
+      result = sequence_type (ts.u.derived->components->ts);
+      for (c = ts.u.derived->components->next; c; c = c->next)
        if (sequence_type (c->ts) != result)
          return SEQ_MIXED;
 
@@ -10862,7 +10862,6 @@ sequence_type (gfc_typespec ts)
 static gfc_try
 resolve_equivalence_derived (gfc_symbol *derived, gfc_symbol *sym, gfc_expr *e)
 {
-  gfc_symbol *d;
   gfc_component *c = derived->components;
 
   if (!derived)
@@ -10886,7 +10885,7 @@ resolve_equivalence_derived (gfc_symbol *derived, gfc_symbol *sym, gfc_expr *e)
       return FAILURE;
     }
 
-  if (sym->attr.in_common && has_default_initializer (sym->ts.derived))
+  if (sym->attr.in_common && has_default_initializer (sym->ts.u.derived))
     {
       gfc_error ("Derived type variable '%s' at %L with default "
                 "initialization cannot be in EQUIVALENCE with a variable "
@@ -10896,9 +10895,8 @@ resolve_equivalence_derived (gfc_symbol *derived, gfc_symbol *sym, gfc_expr *e)
 
   for (; c ; c = c->next)
     {
-      d = c->ts.derived;
-      if (d
-         && (resolve_equivalence_derived (c->ts.derived, sym, e) == FAILURE))
+      if (c->ts.type == BT_DERIVED
+         && (resolve_equivalence_derived (c->ts.u.derived, sym, e) == FAILURE))
        return FAILURE;
 
       /* Shall not be an object of sequence derived type containing a pointer
@@ -10932,7 +10930,6 @@ static void
 resolve_equivalence (gfc_equiv *eq)
 {
   gfc_symbol *sym;
-  gfc_symbol *derived;
   gfc_symbol *first_sym;
   gfc_expr *e;
   gfc_ref *r;
@@ -10996,11 +10993,11 @@ resolve_equivalence (gfc_equiv *eq)
                  if (start == NULL)
                    start = gfc_int_expr (1);
                  ref->u.ss.start = start;
-                 if (end == NULL && e->ts.cl)
-                   end = gfc_copy_expr (e->ts.cl->length);
+                 if (end == NULL && e->ts.u.cl)
+                   end = gfc_copy_expr (e->ts.u.cl->length);
                  ref->u.ss.end = end;
-                 ref->u.ss.length = e->ts.cl;
-                 e->ts.cl = NULL;
+                 ref->u.ss.length = e->ts.u.cl;
+                 e->ts.u.cl = NULL;
                }
              ref = ref->next;
              gfc_free (mem);
@@ -11051,8 +11048,8 @@ resolve_equivalence (gfc_equiv *eq)
          continue;
        }
 
-      derived = e->ts.derived;
-      if (derived && resolve_equivalence_derived (derived, sym, e) == FAILURE)
+      if (e->ts.type == BT_DERIVED
+         && resolve_equivalence_derived (e->ts.u.derived, sym, e) == FAILURE)
        continue;
 
       /* Check that the types correspond correctly:
@@ -11185,15 +11182,15 @@ resolve_fntype (gfc_namespace *ns)
       sym->attr.untyped = 1;
     }
 
-  if (sym->ts.type == BT_DERIVED && !sym->ts.derived->attr.use_assoc
+  if (sym->ts.type == BT_DERIVED && !sym->ts.u.derived->attr.use_assoc
       && !sym->attr.contained
-      && !gfc_check_access (sym->ts.derived->attr.access,
-                           sym->ts.derived->ns->default_access)
+      && !gfc_check_access (sym->ts.u.derived->attr.access,
+                           sym->ts.u.derived->ns->default_access)
       && gfc_check_access (sym->attr.access, sym->ns->default_access))
     {
       gfc_notify_std (GFC_STD_F2003, "Fortran 2003: PUBLIC function '%s' at "
                      "%L of PRIVATE type '%s'", sym->name,
-                     &sym->declared_at, sym->ts.derived->name);
+                     &sym->declared_at, sym->ts.u.derived->name);
     }
 
     if (ns->entries)
@@ -11227,9 +11224,9 @@ check_uop_procedure (gfc_symbol *sym, locus where)
     }
 
   if (sym->ts.type == BT_CHARACTER
-      && !(sym->ts.cl && sym->ts.cl->length)
-      && !(sym->result && sym->result->ts.cl
-          && sym->result->ts.cl->length))
+      && !(sym->ts.u.cl && sym->ts.u.cl->length)
+      && !(sym->result && sym->result->ts.u.cl
+          && sym->result->ts.u.cl->length))
     {
       gfc_error ("User operator procedure '%s' at %L cannot be assumed "
                 "character length", sym->name, &where);
index fa8a32a2431602b844afeec288ba7815bb089b45..fbb88a411afdfa7b423330dc96982e3bcc43db50 100644 (file)
@@ -3217,12 +3217,12 @@ gfc_simplify_len (gfc_expr *e, gfc_expr *kind)
        }
     }
 
-  if (e->ts.cl != NULL && e->ts.cl->length != NULL
-      && e->ts.cl->length->expr_type == EXPR_CONSTANT
-      && e->ts.cl->length->ts.type == BT_INTEGER)
+  if (e->ts.u.cl != NULL && e->ts.u.cl->length != NULL
+      && e->ts.u.cl->length->expr_type == EXPR_CONSTANT
+      && e->ts.u.cl->length->ts.type == BT_INTEGER)
     {
       result = gfc_constant_result (BT_INTEGER, k, &e->where);
-      mpz_set (result->value.integer, e->ts.cl->length->value.integer);
+      mpz_set (result->value.integer, e->ts.u.cl->length->value.integer);
       if (gfc_range_check (result) == ARITH_OK)
        return result;
       else
@@ -4102,7 +4102,7 @@ gfc_simplify_pack (gfc_expr *array, gfc_expr *mask, gfc_expr *vector)
   gfc_array_size (result, &result->shape[0]);
 
   if (array->ts.type == BT_CHARACTER)
-    result->ts.cl = array->ts.cl;
+    result->ts.u.cl = array->ts.u.cl;
 
   return result;
 }
@@ -4300,14 +4300,14 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
     }
 
   /* If we don't know the character length, we can do no more.  */
-  if (e->ts.cl && e->ts.cl->length
-       && e->ts.cl->length->expr_type == EXPR_CONSTANT)
+  if (e->ts.u.cl && e->ts.u.cl->length
+       && e->ts.u.cl->length->expr_type == EXPR_CONSTANT)
     {
-      len = mpz_get_si (e->ts.cl->length->value.integer);
+      len = mpz_get_si (e->ts.u.cl->length->value.integer);
       have_length = true;
     }
   else if (e->expr_type == EXPR_CONSTANT
-            && (e->ts.cl == NULL || e->ts.cl->length == NULL))
+            && (e->ts.u.cl == NULL || e->ts.u.cl->length == NULL))
     {
       len = e->value.character.length;
     }
@@ -4335,7 +4335,7 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
       if (have_length)
        {
          mpz_tdiv_q (max, gfc_integer_kinds[i].huge,
-                     e->ts.cl->length->value.integer);
+                     e->ts.u.cl->length->value.integer);
        }
       else
        {
@@ -4364,8 +4364,8 @@ gfc_simplify_repeat (gfc_expr *e, gfc_expr *n)
     return NULL;
 
   if (len || 
-      (e->ts.cl->length && 
-       mpz_sgn (e->ts.cl->length->value.integer)) != 0)
+      (e->ts.u.cl->length && 
+       mpz_sgn (e->ts.u.cl->length->value.integer)) != 0)
     {
       const char *res = gfc_extract_int (n, &ncop);
       gcc_assert (res == NULL);
@@ -5267,7 +5267,7 @@ gfc_simplify_spread (gfc_expr *source, gfc_expr *dim_expr, gfc_expr *ncopies_exp
     return NULL;
 
   if (source->ts.type == BT_CHARACTER)
-    result->ts.cl = source->ts.cl;
+    result->ts.u.cl = source->ts.u.cl;
 
   return result;
 }
@@ -5623,7 +5623,7 @@ gfc_simplify_transpose (gfc_expr *matrix)
   mpz_set (result->shape[1], matrix->shape[0]);
 
   if (matrix->ts.type == BT_CHARACTER)
-    result->ts.cl = matrix->ts.cl;
+    result->ts.u.cl = matrix->ts.u.cl;
 
   matrix_rows = mpz_get_si (matrix->shape[0]);
   matrix_ctor = matrix->value.constructor;
@@ -5706,7 +5706,7 @@ gfc_simplify_unpack (gfc_expr *vector, gfc_expr *mask, gfc_expr *field)
   result->shape = gfc_copy_shape (mask->shape, mask->rank);
 
   if (vector->ts.type == BT_CHARACTER)
-    result->ts.cl = vector->ts.cl;
+    result->ts.u.cl = vector->ts.u.cl;
 
   vector_ctor = vector->value.constructor;
   mask_ctor = mask->value.constructor;
@@ -6087,7 +6087,7 @@ gfc_convert_char_constant (gfc_expr *e, bt type ATTRIBUTE_UNUSED, int kind)
       result->shape = gfc_copy_shape (e->shape, e->rank);
       result->where = e->where;
       result->rank = e->rank;
-      result->ts.cl = e->ts.cl;
+      result->ts.u.cl = e->ts.u.cl;
 
       return result;
     }
index 27f378c1b18e0bc0141119c0d7d2974d78d15bb7..dc10bc69e4814309577175a0f128eb52a6ec61ee 100644 (file)
@@ -269,10 +269,10 @@ gfc_set_default_type (gfc_symbol *sym, int error_flag, gfc_namespace *ns)
   sym->ts = *ts;
   sym->attr.implicit_type = 1;
 
-  if (ts->cl)
+  if (ts->type == BT_CHARACTER && ts->u.cl)
     {
-      sym->ts.cl = gfc_get_charlen ();
-      *sym->ts.cl = *ts->cl;
+      sym->ts.u.cl = gfc_get_charlen ();
+      *sym->ts.u.cl = *ts->u.cl;
     }
 
   if (sym->attr.is_bind_c == 1)
@@ -1774,10 +1774,10 @@ gfc_add_component (gfc_symbol *sym, const char *name,
     }
 
   if (sym->attr.extension
-       && gfc_find_component (sym->components->ts.derived, name, true, true))
+       && gfc_find_component (sym->components->ts.u.derived, name, true, true))
     {
       gfc_error ("Component '%s' at %C already in the parent type "
-                "at %L", name, &sym->components->ts.derived->declared_at);
+                "at %L", name, &sym->components->ts.u.derived->declared_at);
       return FAILURE;
     }
 
@@ -1810,8 +1810,8 @@ switch_types (gfc_symtree *st, gfc_symbol *from, gfc_symbol *to)
     return;
 
   sym = st->n.sym;
-  if (sym->ts.type == BT_DERIVED && sym->ts.derived == from)
-    sym->ts.derived = to;
+  if (sym->ts.type == BT_DERIVED && sym->ts.u.derived == from)
+    sym->ts.u.derived = to;
 
   switch_types (st->left, from, to);
   switch_types (st->right, from, to);
@@ -1863,8 +1863,8 @@ gfc_use_derived (gfc_symbol *sym)
   for (i = 0; i < GFC_LETTERS; i++)
     {
       t = &sym->ns->default_type[i];
-      if (t->derived == sym)
-       t->derived = s;
+      if (t->u.derived == sym)
+       t->u.derived = s;
     }
 
   st = gfc_find_symtree (sym->ns->sym_root, sym->name);
@@ -1917,7 +1917,7 @@ gfc_find_component (gfc_symbol *sym, const char *name,
        && sym->attr.extension
        && sym->components->ts.type == BT_DERIVED)
     {
-      p = gfc_find_component (sym->components->ts.derived, name,
+      p = gfc_find_component (sym->components->ts.u.derived, name,
                              noaccess, silent);
       /* Do not overwrite the error.  */
       if (p == NULL)
@@ -3263,8 +3263,8 @@ gfc_is_var_automatic (gfc_symbol *sym)
     return true;
   /* Check for non-constant length character variables.  */
   if (sym->ts.type == BT_CHARACTER
-      && sym->ts.cl
-      && !gfc_is_constant_expr (sym->ts.cl->length))
+      && sym->ts.u.cl
+      && !gfc_is_constant_expr (sym->ts.u.cl->length))
     return true;
   return false;
 }
@@ -3481,14 +3481,14 @@ verify_bind_c_derived_type (gfc_symbol *derived_sym)
       
       /* BIND(C) derived types must have interoperable components.  */
       if (curr_comp->ts.type == BT_DERIVED
-         && curr_comp->ts.derived->ts.is_iso_c != 1 
-          && curr_comp->ts.derived != derived_sym)
+         && curr_comp->ts.u.derived->ts.is_iso_c != 1 
+          && curr_comp->ts.u.derived != derived_sym)
         {
           /* This should be allowed; the draft says a derived-type can not
              have type parameters if it is has the BIND attribute.  Type
              parameters seem to be for making parameterized derived types.
              There's no need to verify the type if it is c_ptr/c_funptr.  */
-          retval = verify_bind_c_derived_type (curr_comp->ts.derived);
+          retval = verify_bind_c_derived_type (curr_comp->ts.u.derived);
        }
       else
        {
@@ -3587,10 +3587,10 @@ gen_special_c_interop_ptr (int ptr_id, const char *ptr_name,
   /* The c_ptr and c_funptr derived types will provide the
      definition for c_null_ptr and c_null_funptr, respectively.  */
   if (ptr_id == ISOCBINDING_NULL_PTR)
-    tmp_sym->ts.derived = get_iso_c_binding_dt (ISOCBINDING_PTR);
+    tmp_sym->ts.u.derived = get_iso_c_binding_dt (ISOCBINDING_PTR);
   else
-    tmp_sym->ts.derived = get_iso_c_binding_dt (ISOCBINDING_FUNPTR);
-  if (tmp_sym->ts.derived == NULL)
+    tmp_sym->ts.u.derived = get_iso_c_binding_dt (ISOCBINDING_FUNPTR);
+  if (tmp_sym->ts.u.derived == NULL)
     {
       /* This can occur if the user forgot to declare c_ptr or
          c_funptr and they're trying to use one of the procedures
@@ -3603,7 +3603,7 @@ gen_special_c_interop_ptr (int ptr_id, const char *ptr_name,
                                   ? "_gfortran_iso_c_binding_c_ptr"
                                   : "_gfortran_iso_c_binding_c_funptr"));
 
-      tmp_sym->ts.derived =
+      tmp_sym->ts.u.derived =
         get_iso_c_binding_dt (ptr_id == ISOCBINDING_NULL_PTR
                               ? ISOCBINDING_PTR : ISOCBINDING_FUNPTR);
     }
@@ -3624,7 +3624,7 @@ gen_special_c_interop_ptr (int ptr_id, const char *ptr_name,
   tmp_sym->value = gfc_get_expr ();
   tmp_sym->value->expr_type = EXPR_STRUCTURE;
   tmp_sym->value->ts.type = BT_DERIVED;
-  tmp_sym->value->ts.derived = tmp_sym->ts.derived;
+  tmp_sym->value->ts.u.derived = tmp_sym->ts.u.derived;
   /* Create a constructor with no expr, that way we can recognize if the user
      tries to call the structure constructor for one of the iso_c_binding
      derived types during resolution (resolve_structure_cons).  */
@@ -3728,7 +3728,7 @@ gen_cptr_param (gfc_formal_arglist **head,
       gfc_get_ha_symbol (c_ptr_type, &(c_ptr_sym));
     }
 
-  param_sym->ts.derived = c_ptr_sym;
+  param_sym->ts.u.derived = c_ptr_sym;
   param_sym->module = gfc_get_string (module_name);
 
   /* Make new formal arg.  */
@@ -3956,7 +3956,7 @@ gfc_copy_formal_args_intr (gfc_symbol *dest, gfc_intrinsic_sym *src)
       formal_arg->sym->attr.dummy = 1;
 
       if (formal_arg->sym->ts.type == BT_CHARACTER)
-       formal_arg->sym->ts.cl = gfc_new_charlen (gfc_current_ns);
+       formal_arg->sym->ts.u.cl = gfc_new_charlen (gfc_current_ns);
 
       /* If this isn't the first arg, set up the next ptr.  For the
         last arg built, the formal_arg->next will never get set to
@@ -4219,8 +4219,8 @@ generate_isocbinding_symbol (const char *mod_name, iso_c_binding_symbol s,
        tmp_sym->value->value.character.string[0]
          = (gfc_char_t) c_interop_kinds_table[s].value;
        tmp_sym->value->value.character.string[1] = '\0';
-       tmp_sym->ts.cl = gfc_get_charlen ();
-       tmp_sym->ts.cl->length = gfc_int_expr (1);
+       tmp_sym->ts.u.cl = gfc_get_charlen ();
+       tmp_sym->ts.u.cl->length = gfc_int_expr (1);
 
        /* May not need this in both attr and ts, but do need in
           attr for writing module file.  */
@@ -4264,7 +4264,7 @@ generate_isocbinding_symbol (const char *mod_name, iso_c_binding_symbol s,
 
        tmp_sym->attr.referenced = 1;
 
-       tmp_sym->ts.derived = tmp_sym;
+       tmp_sym->ts.u.derived = tmp_sym;
 
         /* Add the symbol created for the derived type to the current ns.  */
         dt_list_ptr = &(gfc_derived_types);
@@ -4349,13 +4349,13 @@ generate_isocbinding_symbol (const char *mod_name, iso_c_binding_symbol s,
                   C address of.  */
                tmp_sym->ts.type = BT_DERIVED;
                 if (s == ISOCBINDING_LOC)
-                  tmp_sym->ts.derived =
+                  tmp_sym->ts.u.derived =
                     get_iso_c_binding_dt (ISOCBINDING_PTR);
                 else
-                  tmp_sym->ts.derived =
+                  tmp_sym->ts.u.derived =
                     get_iso_c_binding_dt (ISOCBINDING_FUNPTR);
 
-                if (tmp_sym->ts.derived == NULL)
+                if (tmp_sym->ts.u.derived == NULL)
                   {
                     /* Create the necessary derived type so we can continue
                        processing the file.  */
@@ -4365,7 +4365,7 @@ generate_isocbinding_symbol (const char *mod_name, iso_c_binding_symbol s,
                       (const char *)(s == ISOCBINDING_FUNLOC
                                 ? "_gfortran_iso_c_binding_c_funptr"
                                : "_gfortran_iso_c_binding_c_ptr"));
-                    tmp_sym->ts.derived =
+                    tmp_sym->ts.u.derived =
                       get_iso_c_binding_dt (s == ISOCBINDING_FUNLOC
                                             ? ISOCBINDING_FUNPTR
                                             : ISOCBINDING_PTR);
@@ -4517,9 +4517,9 @@ gfc_get_derived_super_type (gfc_symbol* derived)
 
   gcc_assert (derived->components);
   gcc_assert (derived->components->ts.type == BT_DERIVED);
-  gcc_assert (derived->components->ts.derived);
+  gcc_assert (derived->components->ts.u.derived);
 
-  return derived->components->ts.derived;
+  return derived->components->ts.u.derived;
 }
 
 
index 4fe41d58ffb00954cba6877bf3288f35b9cd6f17..e19a7d34e0a1ab0e116930ba9d9e4c8762f5019c 100644 (file)
@@ -229,7 +229,7 @@ encode_derived (gfc_expr *source, unsigned char *buffer, size_t buffer_size)
   type = gfc_typenode_for_spec (&source->ts);
 
   ctr = source->value.constructor;
-  cmp = source->ts.derived->components;
+  cmp = source->ts.u.derived->components;
   for (;ctr; ctr = ctr->next, cmp = cmp->next)
     {
       gcc_assert (cmp);
@@ -435,9 +435,9 @@ gfc_interpret_character (unsigned char *buffer, size_t buffer_size,
 {
   int i;
 
-  if (result->ts.cl && result->ts.cl->length)
+  if (result->ts.u.cl && result->ts.u.cl->length)
     result->value.character.length =
-      (int) mpz_get_ui (result->ts.cl->length->value.integer);
+      (int) mpz_get_ui (result->ts.u.cl->length->value.integer);
 
   gcc_assert (buffer_size >= size_character (result->value.character.length,
                                             result->ts.kind));
@@ -484,7 +484,7 @@ gfc_interpret_derived (unsigned char *buffer, size_t buffer_size, gfc_expr *resu
   result->expr_type = EXPR_STRUCTURE;
 
   type = gfc_typenode_for_spec (&result->ts);
-  cmp = result->ts.derived->components;
+  cmp = result->ts.u.derived->components;
 
   /* Run through the derived type components.  */
   for (;cmp; cmp = cmp->next)
@@ -633,7 +633,7 @@ expr_to_char (gfc_expr *e, unsigned char *data, unsigned char *chk, size_t len)
   if (e->ts.type == BT_DERIVED)
     {
       ctr = e->value.constructor;
-      cmp = e->ts.derived->components;
+      cmp = e->ts.u.derived->components;
       for (;ctr; ctr = ctr->next, cmp = cmp->next)
        {
          gcc_assert (cmp && cmp->backend_decl);
index c625bc4bf60b780a085e0e5ae958d0c42171e477..529a6b10495b49d576d14535e7a12f5f62db5330 100644 (file)
@@ -1533,7 +1533,7 @@ get_array_ctor_var_strlen (gfc_expr * expr, tree * len)
        }
     }
 
-  *len = ts->cl->backend_decl;
+  *len = ts->u.cl->backend_decl;
 }
 
 
@@ -1549,12 +1549,12 @@ get_array_ctor_all_strlen (stmtblock_t *block, gfc_expr *e, tree *len)
   if (*len && INTEGER_CST_P (*len))
     return;
 
-  if (!e->ref && e->ts.cl && e->ts.cl->length
-       && e->ts.cl->length->expr_type == EXPR_CONSTANT)
+  if (!e->ref && e->ts.u.cl && e->ts.u.cl->length
+       && e->ts.u.cl->length->expr_type == EXPR_CONSTANT)
     {
       /* This is easy.  */
-      gfc_conv_const_charlen (e->ts.cl);
-      *len = e->ts.cl->backend_decl;
+      gfc_conv_const_charlen (e->ts.u.cl);
+      *len = e->ts.u.cl->backend_decl;
     }
   else
     {
@@ -1575,7 +1575,7 @@ get_array_ctor_all_strlen (stmtblock_t *block, gfc_expr *e, tree *len)
       gfc_add_block_to_block (block, &se.pre);
       gfc_add_block_to_block (block, &se.post);
 
-      e->ts.cl->backend_decl = *len;
+      e->ts.u.cl->backend_decl = *len;
     }
 }
 
@@ -1825,8 +1825,8 @@ gfc_trans_array_constructor (gfc_loopinfo * loop, gfc_ss * ss, locus * where)
 
   /* Do bounds-checking here and in gfc_trans_array_ctor_element only if no
      typespec was given for the array constructor.  */
-  typespec_chararray_ctor = (ss->expr->ts.cl
-                            && ss->expr->ts.cl->length_from_typespec);
+  typespec_chararray_ctor = (ss->expr->ts.u.cl
+                            && ss->expr->ts.u.cl->length_from_typespec);
 
   if ((gfc_option.rtcheck & GFC_RTCHECK_BOUNDS)
       && ss->expr->ts.type == BT_CHARACTER && !typespec_chararray_ctor)
@@ -1845,14 +1845,14 @@ gfc_trans_array_constructor (gfc_loopinfo * loop, gfc_ss * ss, locus * where)
       /* get_array_ctor_strlen walks the elements of the constructor, if a
         typespec was given, we already know the string length and want the one
         specified there.  */
-      if (typespec_chararray_ctor && ss->expr->ts.cl->length
-         && ss->expr->ts.cl->length->expr_type != EXPR_CONSTANT)
+      if (typespec_chararray_ctor && ss->expr->ts.u.cl->length
+         && ss->expr->ts.u.cl->length->expr_type != EXPR_CONSTANT)
        {
          gfc_se length_se;
 
          const_string = false;
          gfc_init_se (&length_se, NULL);
-         gfc_conv_expr_type (&length_se, ss->expr->ts.cl->length,
+         gfc_conv_expr_type (&length_se, ss->expr->ts.u.cl->length,
                              gfc_charlen_type_node);
          ss->string_length = length_se.expr;
          gfc_add_block_to_block (&loop->pre, &length_se.pre);
@@ -1866,7 +1866,7 @@ gfc_trans_array_constructor (gfc_loopinfo * loop, gfc_ss * ss, locus * where)
         and not end up here.  */
       gcc_assert (ss->string_length);
 
-      ss->expr->ts.cl->backend_decl = ss->string_length;
+      ss->expr->ts.u.cl->backend_decl = ss->string_length;
 
       type = gfc_get_character_type_len (ss->expr->ts.kind, ss->string_length);
       if (const_string)
@@ -2096,11 +2096,11 @@ gfc_add_loop_ss_code (gfc_loopinfo * loop, gfc_ss * ss, bool subscript,
        case GFC_SS_CONSTRUCTOR:
          if (ss->expr->ts.type == BT_CHARACTER
                && ss->string_length == NULL
-               && ss->expr->ts.cl
-               && ss->expr->ts.cl->length)
+               && ss->expr->ts.u.cl
+               && ss->expr->ts.u.cl->length)
            {
              gfc_init_se (&se, NULL);
-             gfc_conv_expr_type (&se, ss->expr->ts.cl->length,
+             gfc_conv_expr_type (&se, ss->expr->ts.u.cl->length,
                                  gfc_charlen_type_node);
              ss->string_length = se.expr;
              gfc_add_block_to_block (&loop->pre, &se.pre);
@@ -4002,9 +4002,9 @@ gfc_array_allocate (gfc_se * se, gfc_expr * expr, tree pstat)
   gfc_conv_descriptor_offset_set (&se->pre, se->expr, offset);
 
   if (expr->ts.type == BT_DERIVED
-       && expr->ts.derived->attr.alloc_comp)
+       && expr->ts.u.derived->attr.alloc_comp)
     {
-      tmp = gfc_nullify_alloc_comp (expr->ts.derived, se->expr,
+      tmp = gfc_nullify_alloc_comp (expr->ts.u.derived, se->expr,
                                    ref->u.ar.as->rank);
       gfc_add_expr_to_block (&se->pre, tmp);
     }
@@ -4290,9 +4290,9 @@ gfc_trans_auto_array_allocation (tree decl, gfc_symbol * sym, tree fnbody)
 
   /* Evaluate character string length.  */
   if (sym->ts.type == BT_CHARACTER
-      && onstack && !INTEGER_CST_P (sym->ts.cl->backend_decl))
+      && onstack && !INTEGER_CST_P (sym->ts.u.cl->backend_decl))
     {
-      gfc_conv_string_length (sym->ts.cl, NULL, &block);
+      gfc_conv_string_length (sym->ts.u.cl, NULL, &block);
 
       gfc_trans_vla_type_sizes (sym, &block);
 
@@ -4315,8 +4315,8 @@ gfc_trans_auto_array_allocation (tree decl, gfc_symbol * sym, tree fnbody)
   gcc_assert (!sym->module);
 
   if (sym->ts.type == BT_CHARACTER
-      && !INTEGER_CST_P (sym->ts.cl->backend_decl))
-    gfc_conv_string_length (sym->ts.cl, NULL, &block);
+      && !INTEGER_CST_P (sym->ts.u.cl->backend_decl))
+    gfc_conv_string_length (sym->ts.u.cl, NULL, &block);
 
   size = gfc_trans_array_bounds (type, sym, &offset, &block);
 
@@ -4381,8 +4381,8 @@ gfc_trans_g77_array (gfc_symbol * sym, tree body)
   gfc_start_block (&block);
 
   if (sym->ts.type == BT_CHARACTER
-      && TREE_CODE (sym->ts.cl->backend_decl) == VAR_DECL)
-    gfc_conv_string_length (sym->ts.cl, NULL, &block);
+      && TREE_CODE (sym->ts.u.cl->backend_decl) == VAR_DECL)
+    gfc_conv_string_length (sym->ts.u.cl, NULL, &block);
 
   /* Evaluate the bounds of the array.  */
   gfc_trans_array_bounds (type, sym, &offset, &block);
@@ -4474,8 +4474,8 @@ gfc_trans_dummy_array_bias (gfc_symbol * sym, tree tmpdesc, tree body)
   gfc_start_block (&block);
 
   if (sym->ts.type == BT_CHARACTER
-      && TREE_CODE (sym->ts.cl->backend_decl) == VAR_DECL)
-    gfc_conv_string_length (sym->ts.cl, NULL, &block);
+      && TREE_CODE (sym->ts.u.cl->backend_decl) == VAR_DECL)
+    gfc_conv_string_length (sym->ts.u.cl, NULL, &block);
 
   checkparm = (sym->as->type == AS_EXPLICIT
               && (gfc_option.rtcheck & GFC_RTCHECK_BOUNDS));
@@ -4867,11 +4867,11 @@ get_array_charlen (gfc_expr *expr, gfc_se *se)
   gfc_actual_arglist *arg;
   gfc_se tse;
 
-  if (expr->ts.cl->length
-       && gfc_is_constant_expr (expr->ts.cl->length))
+  if (expr->ts.u.cl->length
+       && gfc_is_constant_expr (expr->ts.u.cl->length))
     {
-      if (!expr->ts.cl->backend_decl)
-       gfc_conv_string_length (expr->ts.cl, expr, &se->pre);
+      if (!expr->ts.u.cl->backend_decl)
+       gfc_conv_string_length (expr->ts.u.cl, expr, &se->pre);
       return;
     }
 
@@ -4880,11 +4880,11 @@ get_array_charlen (gfc_expr *expr, gfc_se *se)
     case EXPR_OP:
       get_array_charlen (expr->value.op.op1, se);
 
-      /* For parentheses the expression ts.cl is identical.  */
+      /* For parentheses the expression ts.u.cl is identical.  */
       if (expr->value.op.op == INTRINSIC_PARENTHESES)
        return;
 
-     expr->ts.cl->backend_decl =
+     expr->ts.u.cl->backend_decl =
                gfc_create_var (gfc_charlen_type_node, "sln");
 
       if (expr->value.op.op2)
@@ -4895,21 +4895,21 @@ get_array_charlen (gfc_expr *expr, gfc_se *se)
 
          /* Add the string lengths and assign them to the expression
             string length backend declaration.  */
-         gfc_add_modify (&se->pre, expr->ts.cl->backend_decl,
+         gfc_add_modify (&se->pre, expr->ts.u.cl->backend_decl,
                          fold_build2 (PLUS_EXPR, gfc_charlen_type_node,
-                               expr->value.op.op1->ts.cl->backend_decl,
-                               expr->value.op.op2->ts.cl->backend_decl));
+                               expr->value.op.op1->ts.u.cl->backend_decl,
+                               expr->value.op.op2->ts.u.cl->backend_decl));
        }
       else
-       gfc_add_modify (&se->pre, expr->ts.cl->backend_decl,
-                       expr->value.op.op1->ts.cl->backend_decl);
+       gfc_add_modify (&se->pre, expr->ts.u.cl->backend_decl,
+                       expr->value.op.op1->ts.u.cl->backend_decl);
       break;
 
     case EXPR_FUNCTION:
       if (expr->value.function.esym == NULL
-           || expr->ts.cl->length->expr_type == EXPR_CONSTANT)
+           || expr->ts.u.cl->length->expr_type == EXPR_CONSTANT)
        {
-         gfc_conv_string_length (expr->ts.cl, expr, &se->pre);
+         gfc_conv_string_length (expr->ts.u.cl, expr, &se->pre);
          break;
        }
 
@@ -4932,19 +4932,19 @@ get_array_charlen (gfc_expr *expr, gfc_se *se)
       gfc_init_se (&tse, NULL);
 
       /* Build the expression for the character length and convert it.  */
-      gfc_apply_interface_mapping (&mapping, &tse, expr->ts.cl->length);
+      gfc_apply_interface_mapping (&mapping, &tse, expr->ts.u.cl->length);
 
       gfc_add_block_to_block (&se->pre, &tse.pre);
       gfc_add_block_to_block (&se->post, &tse.post);
       tse.expr = fold_convert (gfc_charlen_type_node, tse.expr);
       tse.expr = fold_build2 (MAX_EXPR, gfc_charlen_type_node, tse.expr,
                              build_int_cst (gfc_charlen_type_node, 0));
-      expr->ts.cl->backend_decl = tse.expr;
+      expr->ts.u.cl->backend_decl = tse.expr;
       gfc_free_interface_mapping (&mapping);
       break;
 
     default:
-      gfc_conv_string_length (expr->ts.cl, expr, &se->pre);
+      gfc_conv_string_length (expr->ts.u.cl, expr, &se->pre);
       break;
     }
 }
@@ -5085,7 +5085,7 @@ gfc_conv_expr_descriptor (gfc_se * se, gfc_expr * expr, gfc_ss * ss)
          /* Elemental function.  */
          need_tmp = 1;
          if (expr->ts.type == BT_CHARACTER
-               && expr->ts.cl->length->expr_type != EXPR_CONSTANT)
+               && expr->ts.u.cl->length->expr_type != EXPR_CONSTANT)
            get_array_charlen (expr, se);
 
          info = NULL;
@@ -5147,13 +5147,13 @@ gfc_conv_expr_descriptor (gfc_se * se, gfc_expr * expr, gfc_ss * ss)
       loop.temp_ss->next = gfc_ss_terminator;
 
       if (expr->ts.type == BT_CHARACTER
-           && !expr->ts.cl->backend_decl)
+           && !expr->ts.u.cl->backend_decl)
        get_array_charlen (expr, se);
 
       loop.temp_ss->data.temp.type = gfc_typenode_for_spec (&expr->ts);
 
       if (expr->ts.type == BT_CHARACTER)
-       loop.temp_ss->string_length = expr->ts.cl->backend_decl;
+       loop.temp_ss->string_length = expr->ts.u.cl->backend_decl;
       else
        loop.temp_ss->string_length = NULL;
 
@@ -5469,7 +5469,7 @@ gfc_conv_array_parameter (gfc_se * se, gfc_expr * expr, gfc_ss * ss, int g77,
   if (expr->expr_type == EXPR_ARRAY && expr->ts.type == BT_CHARACTER)
     {
       get_array_ctor_strlen (&se->pre, expr->value.constructor, &tmp);
-      expr->ts.cl->backend_decl = tmp;
+      expr->ts.u.cl->backend_decl = tmp;
       se->string_length = tmp;
     }
 
@@ -5486,7 +5486,7 @@ gfc_conv_array_parameter (gfc_se * se, gfc_expr * expr, gfc_ss * ss, int g77,
       tmp = gfc_get_symbol_decl (sym);
 
       if (sym->ts.type == BT_CHARACTER)
-       se->string_length = sym->ts.cl->backend_decl;
+       se->string_length = sym->ts.u.cl->backend_decl;
       if (!sym->attr.pointer && sym->as->type != AS_ASSUMED_SHAPE 
           && !sym->attr.allocatable)
         {
@@ -5543,12 +5543,12 @@ gfc_conv_array_parameter (gfc_se * se, gfc_expr * expr, gfc_ss * ss, int g77,
   /* Deallocate the allocatable components of structures that are
      not variable.  */
   if (expr->ts.type == BT_DERIVED
-       && expr->ts.derived->attr.alloc_comp
+       && expr->ts.u.derived->attr.alloc_comp
        && expr->expr_type != EXPR_VARIABLE)
     {
       tmp = build_fold_indirect_ref_loc (input_location,
                                     se->expr);
-      tmp = gfc_deallocate_alloc_comp (expr->ts.derived, tmp, expr->rank);
+      tmp = gfc_deallocate_alloc_comp (expr->ts.u.derived, tmp, expr->rank);
       gfc_add_expr_to_block (&se->post, tmp);
     }
 
@@ -5854,7 +5854,7 @@ structure_alloc_comps (gfc_symbol * der_type, tree decl,
   for (c = der_type->components; c; c = c->next)
     {
       bool cmp_has_alloc_comps = (c->ts.type == BT_DERIVED)
-                                   && c->ts.derived->attr.alloc_comp;
+                                   && c->ts.u.derived->attr.alloc_comp;
       cdecl = c->backend_decl;
       ctype = TREE_TYPE (cdecl);
 
@@ -5868,7 +5868,7 @@ structure_alloc_comps (gfc_symbol * der_type, tree decl,
              comp = fold_build3 (COMPONENT_REF, ctype,
                                  decl, cdecl, NULL_TREE);
              rank = c->as ? c->as->rank : 0;
-             tmp = structure_alloc_comps (c->ts.derived, comp, NULL_TREE,
+             tmp = structure_alloc_comps (c->ts.u.derived, comp, NULL_TREE,
                                           rank, purpose);
              gfc_add_expr_to_block (&fnblock, tmp);
            }
@@ -5896,7 +5896,7 @@ structure_alloc_comps (gfc_symbol * der_type, tree decl,
              comp = fold_build3 (COMPONENT_REF, ctype,
                                  decl, cdecl, NULL_TREE);
              rank = c->as ? c->as->rank : 0;
-             tmp = structure_alloc_comps (c->ts.derived, comp, NULL_TREE,
+             tmp = structure_alloc_comps (c->ts.u.derived, comp, NULL_TREE,
                                           rank, purpose);
              gfc_add_expr_to_block (&fnblock, tmp);
            }
@@ -5922,7 +5922,7 @@ structure_alloc_comps (gfc_symbol * der_type, tree decl,
              rank = c->as ? c->as->rank : 0;
              tmp = fold_convert (TREE_TYPE (dcmp), comp);
              gfc_add_modify (&fnblock, dcmp, tmp);
-             tmp = structure_alloc_comps (c->ts.derived, comp, dcmp,
+             tmp = structure_alloc_comps (c->ts.u.derived, comp, dcmp,
                                           rank, purpose);
              gfc_add_expr_to_block (&fnblock, tmp);
            }
@@ -5985,7 +5985,7 @@ gfc_trans_deferred_array (gfc_symbol * sym, tree body)
   bool sym_has_alloc_comp;
 
   sym_has_alloc_comp = (sym->ts.type == BT_DERIVED)
-                         && sym->ts.derived->attr.alloc_comp;
+                         && sym->ts.u.derived->attr.alloc_comp;
 
   /* Make sure the frontend gets these right.  */
   if (!(sym->attr.pointer || sym->attr.allocatable || sym_has_alloc_comp))
@@ -5999,9 +5999,9 @@ gfc_trans_deferred_array (gfc_symbol * sym, tree body)
                || TREE_CODE (sym->backend_decl) == PARM_DECL);
 
   if (sym->ts.type == BT_CHARACTER
-      && !INTEGER_CST_P (sym->ts.cl->backend_decl))
+      && !INTEGER_CST_P (sym->ts.u.cl->backend_decl))
     {
-      gfc_conv_string_length (sym->ts.cl, NULL, &fnblock);
+      gfc_conv_string_length (sym->ts.u.cl, NULL, &fnblock);
       gfc_trans_vla_type_sizes (sym, &fnblock);
     }
 
@@ -6035,7 +6035,7 @@ gfc_trans_deferred_array (gfc_symbol * sym, tree body)
       if (!sym->attr.save)
        {
          rank = sym->as ? sym->as->rank : 0;
-         tmp = gfc_nullify_alloc_comp (sym->ts.derived, descriptor, rank);
+         tmp = gfc_nullify_alloc_comp (sym->ts.u.derived, descriptor, rank);
          gfc_add_expr_to_block (&fnblock, tmp);
          if (sym->value)
            {
@@ -6068,7 +6068,7 @@ gfc_trans_deferred_array (gfc_symbol * sym, tree body)
     {
       int rank;
       rank = sym->as ? sym->as->rank : 0;
-      tmp = gfc_deallocate_alloc_comp (sym->ts.derived, descriptor, rank);
+      tmp = gfc_deallocate_alloc_comp (sym->ts.u.derived, descriptor, rank);
       gfc_add_expr_to_block (&fnblock, tmp);
     }
 
index ca94567d633f32e1b2b1e334bd2a109829545f59..5b1952aee4a7f911aa03885e1210a2583c0146d2 100644 (file)
@@ -132,7 +132,7 @@ get_segment_info (gfc_symbol * sym, HOST_WIDE_INT offset)
 
   /* Make sure we've got the character length.  */
   if (sym->ts.type == BT_CHARACTER)
-    gfc_conv_const_charlen (sym->ts.cl);
+    gfc_conv_const_charlen (sym->ts.u.cl);
 
   /* Create the segment_info and fill it in.  */
   s = (segment_info *) gfc_getmem (sizeof (segment_info));
@@ -830,7 +830,7 @@ calculate_offset (gfc_expr *e)
           case AR_ELEMENT:
            n = element_number (&reference->u.ar);
            if (element_type->type == BT_CHARACTER)
-             gfc_conv_const_charlen (element_type->cl);
+             gfc_conv_const_charlen (element_type->u.cl);
            element_size =
               int_size_in_bytes (gfc_typenode_for_spec (element_type));
            offset += n * element_size;
index 4b7b2c027ee9c0884fdb1d734f24c7a72e6111d2..035f40b125cc73867f24e60c9e0b178c9399ccbf 100644 (file)
@@ -342,8 +342,8 @@ gfc_conv_constant (gfc_se * se, gfc_expr * expr)
   /* We may be receiving an expression for C_NULL_PTR or C_NULL_FUNPTR.  If
      so, they expr_type will not yet be an EXPR_CONSTANT.  We need to make
      it so here.  */
-  if (expr->ts.type == BT_DERIVED && expr->ts.derived
-      && expr->ts.derived->attr.is_iso_c)
+  if (expr->ts.type == BT_DERIVED && expr->ts.u.derived
+      && expr->ts.u.derived->attr.is_iso_c)
     {
       if (expr->symtree->n.sym->intmod_sym_id == ISOCBINDING_NULL_PTR 
           || expr->symtree->n.sym->intmod_sym_id == ISOCBINDING_NULL_FUNPTR)
index 70b78ed9705e1632c1ad56b609c841652af89833..ceabbbe0b98921a4fd3fe1dfbbd59729ca47c075 100644 (file)
@@ -796,7 +796,7 @@ gfc_build_dummy_array_decl (gfc_symbol * sym, tree dummy)
 
   /* Do we know the element size?  */
   known_size = sym->ts.type != BT_CHARACTER
-         || INTEGER_CST_P (sym->ts.cl->backend_decl);
+         || INTEGER_CST_P (sym->ts.u.cl->backend_decl);
   
   if (known_size && !GFC_DESCRIPTOR_TYPE_P (TREE_TYPE (type)))
     {
@@ -928,10 +928,10 @@ gfc_nonlocal_dummy_array_decl (gfc_symbol *sym)
 static tree
 gfc_create_string_length (gfc_symbol * sym)
 {
-  gcc_assert (sym->ts.cl);
-  gfc_conv_const_charlen (sym->ts.cl);
+  gcc_assert (sym->ts.u.cl);
+  gfc_conv_const_charlen (sym->ts.u.cl);
 
-  if (sym->ts.cl->backend_decl == NULL_TREE)
+  if (sym->ts.u.cl->backend_decl == NULL_TREE)
     {
       tree length;
       char name[GFC_MAX_MANGLED_SYMBOL_LEN + 2];
@@ -947,11 +947,11 @@ gfc_create_string_length (gfc_symbol * sym)
       if (sym->ns->proc_name->tlink != NULL)
        gfc_defer_symbol_init (sym);
 
-      sym->ts.cl->backend_decl = length;
+      sym->ts.u.cl->backend_decl = length;
     }
 
-  gcc_assert (sym->ts.cl->backend_decl != NULL_TREE);
-  return sym->ts.cl->backend_decl;
+  gcc_assert (sym->ts.u.cl->backend_decl != NULL_TREE);
+  return sym->ts.u.cl->backend_decl;
 }
 
 /* If a variable is assigned a label, we add another two auxiliary
@@ -1050,10 +1050,10 @@ gfc_get_symbol_decl (gfc_symbol * sym)
       /* Create a character length variable.  */
       if (sym->ts.type == BT_CHARACTER)
        {
-         if (sym->ts.cl->backend_decl == NULL_TREE)
+         if (sym->ts.u.cl->backend_decl == NULL_TREE)
            length = gfc_create_string_length (sym);
          else
-           length = sym->ts.cl->backend_decl;
+           length = sym->ts.u.cl->backend_decl;
          if (TREE_CODE (length) == VAR_DECL
              && DECL_CONTEXT (length) == NULL_TREE)
            {
@@ -1118,7 +1118,7 @@ gfc_get_symbol_decl (gfc_symbol * sym)
          if (s && s->backend_decl)
            {
              if (sym->ts.type == BT_CHARACTER)
-               sym->ts.cl->backend_decl = s->ts.cl->backend_decl;
+               sym->ts.u.cl->backend_decl = s->ts.u.cl->backend_decl;
              return s->backend_decl;
            }
        }
@@ -1171,7 +1171,7 @@ gfc_get_symbol_decl (gfc_symbol * sym)
        GFC_DECL_PACKED_ARRAY (decl) = 1;
     }
 
-  if (sym->ts.type == BT_DERIVED && sym->ts.derived->attr.alloc_comp)
+  if (sym->ts.type == BT_DERIVED && sym->ts.u.derived->attr.alloc_comp)
     gfc_defer_symbol_init (sym);
   /* This applies a derived type default initializer.  */
   else if (sym->ts.type == BT_DERIVED
@@ -1696,9 +1696,9 @@ create_function_arglist (gfc_symbol * sym)
                               PARM_DECL,
                               get_identifier (".__result"),
                               len_type);
-         if (!sym->ts.cl->length)
+         if (!sym->ts.u.cl->length)
            {
-             sym->ts.cl->backend_decl = length;
+             sym->ts.u.cl->backend_decl = length;
              TREE_USED (length) = 1;
            }
          gcc_assert (TREE_CODE (length) == PARM_DECL);
@@ -1707,13 +1707,13 @@ create_function_arglist (gfc_symbol * sym)
          TREE_READONLY (length) = 1;
          DECL_ARTIFICIAL (length) = 1;
          gfc_finish_decl (length);
-         if (sym->ts.cl->backend_decl == NULL
-             || sym->ts.cl->backend_decl == length)
+         if (sym->ts.u.cl->backend_decl == NULL
+             || sym->ts.u.cl->backend_decl == length)
            {
              gfc_symbol *arg;
              tree backend_decl;
 
-             if (sym->ts.cl->backend_decl == NULL)
+             if (sym->ts.u.cl->backend_decl == NULL)
                {
                  tree len = build_decl (input_location,
                                         VAR_DECL,
@@ -1721,7 +1721,7 @@ create_function_arglist (gfc_symbol * sym)
                                         gfc_charlen_type_node);
                  DECL_ARTIFICIAL (len) = 1;
                  TREE_USED (len) = 1;
-                 sym->ts.cl->backend_decl = len;
+                 sym->ts.u.cl->backend_decl = len;
                }
 
              /* Make sure PARM_DECL type doesn't point to incomplete type.  */
@@ -1791,38 +1791,38 @@ create_function_arglist (gfc_symbol * sym)
          gfc_finish_decl (length);
 
          /* Remember the passed value.  */
-          if (f->sym->ts.cl->passed_length != NULL)
+          if (f->sym->ts.u.cl->passed_length != NULL)
             {
              /* This can happen if the same type is used for multiple
                 arguments. We need to copy cl as otherwise
                 cl->passed_length gets overwritten.  */
              gfc_charlen *cl, *cl2;
-             cl = f->sym->ts.cl;
-             f->sym->ts.cl = gfc_get_charlen();
-             f->sym->ts.cl->length = cl->length;
-             f->sym->ts.cl->backend_decl = cl->backend_decl;
-             f->sym->ts.cl->length_from_typespec = cl->length_from_typespec;
-             f->sym->ts.cl->resolved = cl->resolved;
-             cl2 = f->sym->ts.cl->next;
-             f->sym->ts.cl->next = cl;
+             cl = f->sym->ts.u.cl;
+             f->sym->ts.u.cl = gfc_get_charlen();
+             f->sym->ts.u.cl->length = cl->length;
+             f->sym->ts.u.cl->backend_decl = cl->backend_decl;
+             f->sym->ts.u.cl->length_from_typespec = cl->length_from_typespec;
+             f->sym->ts.u.cl->resolved = cl->resolved;
+             cl2 = f->sym->ts.u.cl->next;
+             f->sym->ts.u.cl->next = cl;
               cl->next = cl2;
             }
-         f->sym->ts.cl->passed_length = length;
+         f->sym->ts.u.cl->passed_length = length;
 
          /* Use the passed value for assumed length variables.  */
-         if (!f->sym->ts.cl->length)
+         if (!f->sym->ts.u.cl->length)
            {
              TREE_USED (length) = 1;
-             gcc_assert (!f->sym->ts.cl->backend_decl);
-             f->sym->ts.cl->backend_decl = length;
+             gcc_assert (!f->sym->ts.u.cl->backend_decl);
+             f->sym->ts.u.cl->backend_decl = length;
            }
 
          hidden_typelist = TREE_CHAIN (hidden_typelist);
 
-         if (f->sym->ts.cl->backend_decl == NULL
-             || f->sym->ts.cl->backend_decl == length)
+         if (f->sym->ts.u.cl->backend_decl == NULL
+             || f->sym->ts.u.cl->backend_decl == length)
            {
-             if (f->sym->ts.cl->backend_decl == NULL)
+             if (f->sym->ts.u.cl->backend_decl == NULL)
                gfc_create_string_length (f->sym);
 
              /* Make sure PARM_DECL type doesn't point to incomplete type.  */
@@ -1993,7 +1993,7 @@ build_entry_thunks (gfc_namespace * ns)
                                args);
              if (formal->sym->ts.type == BT_CHARACTER)
                {
-                 tmp = thunk_formal->sym->ts.cl->backend_decl;
+                 tmp = thunk_formal->sym->ts.u.cl->backend_decl;
                  string_args = tree_cons (NULL_TREE, tmp, string_args);
                }
            }
@@ -2090,15 +2090,15 @@ build_entry_thunks (gfc_namespace * ns)
          {
            formal->sym->backend_decl = NULL_TREE;
            if (formal->sym->ts.type == BT_CHARACTER)
-             formal->sym->ts.cl->backend_decl = NULL_TREE;
+             formal->sym->ts.u.cl->backend_decl = NULL_TREE;
          }
 
       if (thunk_sym->attr.function)
        {
          if (thunk_sym->ts.type == BT_CHARACTER)
-           thunk_sym->ts.cl->backend_decl = NULL_TREE;
+           thunk_sym->ts.u.cl->backend_decl = NULL_TREE;
          if (thunk_sym->result->ts.type == BT_CHARACTER)
-           thunk_sym->result->ts.cl->backend_decl = NULL_TREE;
+           thunk_sym->result->ts.u.cl->backend_decl = NULL_TREE;
        }
     }
 
@@ -2207,10 +2207,10 @@ gfc_get_fake_result_decl (gfc_symbol * sym, int parent_flag)
 
   if (sym->ts.type == BT_CHARACTER)
     {
-      if (sym->ts.cl->backend_decl == NULL_TREE)
+      if (sym->ts.u.cl->backend_decl == NULL_TREE)
        length = gfc_create_string_length (sym);
       else
-       length = sym->ts.cl->backend_decl;
+       length = sym->ts.u.cl->backend_decl;
       if (TREE_CODE (length) == VAR_DECL
          && DECL_CONTEXT (length) == NULL_TREE)
        gfc_add_decl_to_function (length);
@@ -2816,12 +2816,12 @@ gfc_trans_auto_character_variable (gfc_symbol * sym, tree fnbody)
   tree tmp;
 
   gcc_assert (sym->backend_decl);
-  gcc_assert (sym->ts.cl && sym->ts.cl->length);
+  gcc_assert (sym->ts.u.cl && sym->ts.u.cl->length);
 
   gfc_start_block (&body);
 
   /* Evaluate the string length expression.  */
-  gfc_conv_string_length (sym->ts.cl, NULL, &body);
+  gfc_conv_string_length (sym->ts.u.cl, NULL, &body);
 
   gfc_trans_vla_type_sizes (sym, &body);
 
@@ -3009,9 +3009,9 @@ init_intent_out_dt (gfc_symbol * proc_sym, tree body)
        && !f->sym->attr.pointer
        && f->sym->ts.type == BT_DERIVED)
       {
-       if (f->sym->ts.derived->attr.alloc_comp)
+       if (f->sym->ts.u.derived->attr.alloc_comp)
          {
-           tmp = gfc_deallocate_alloc_comp (f->sym->ts.derived,
+           tmp = gfc_deallocate_alloc_comp (f->sym->ts.u.derived,
                                             f->sym->backend_decl,
                                             f->sym->as ? f->sym->as->rank : 0);
 
@@ -3022,7 +3022,7 @@ init_intent_out_dt (gfc_symbol * proc_sym, tree body)
            gfc_add_expr_to_block (&fnblock, tmp);
          }
 
-       if (!f->sym->ts.derived->attr.alloc_comp
+       if (!f->sym->ts.u.derived->attr.alloc_comp
              && f->sym->value)
          body = gfc_init_default_dt (f->sym, body);
       }
@@ -3073,14 +3073,14 @@ gfc_trans_deferred_vars (gfc_symbol * proc_sym, tree fnbody)
 
          /* An automatic character length, pointer array result.  */
          if (proc_sym->ts.type == BT_CHARACTER
-               && TREE_CODE (proc_sym->ts.cl->backend_decl) == VAR_DECL)
-           fnbody = gfc_trans_dummy_character (proc_sym, proc_sym->ts.cl,
+               && TREE_CODE (proc_sym->ts.u.cl->backend_decl) == VAR_DECL)
+           fnbody = gfc_trans_dummy_character (proc_sym, proc_sym->ts.u.cl,
                                                fnbody);
        }
       else if (proc_sym->ts.type == BT_CHARACTER)
        {
-         if (TREE_CODE (proc_sym->ts.cl->backend_decl) == VAR_DECL)
-           fnbody = gfc_trans_dummy_character (proc_sym, proc_sym->ts.cl,
+         if (TREE_CODE (proc_sym->ts.u.cl->backend_decl) == VAR_DECL)
+           fnbody = gfc_trans_dummy_character (proc_sym, proc_sym->ts.u.cl,
                                                fnbody);
        }
       else
@@ -3096,7 +3096,7 @@ gfc_trans_deferred_vars (gfc_symbol * proc_sym, tree fnbody)
   for (sym = proc_sym->tlink; sym != proc_sym; sym = sym->tlink)
     {
       bool sym_has_alloc_comp = (sym->ts.type == BT_DERIVED)
-                                  && sym->ts.derived->attr.alloc_comp;
+                                  && sym->ts.u.derived->attr.alloc_comp;
       if (sym->attr.dimension)
        {
          switch (sym->as->type)
@@ -3170,7 +3170,7 @@ gfc_trans_deferred_vars (gfc_symbol * proc_sym, tree fnbody)
          gfc_get_backend_locus (&loc);
          gfc_set_backend_locus (&sym->declared_at);
          if (sym->attr.dummy || sym->attr.result)
-           fnbody = gfc_trans_dummy_character (sym, sym->ts.cl, fnbody);
+           fnbody = gfc_trans_dummy_character (sym, sym->ts.u.cl, fnbody);
          else
            fnbody = gfc_trans_auto_character_variable (sym, fnbody);
          gfc_set_backend_locus (&loc);
@@ -3197,8 +3197,8 @@ gfc_trans_deferred_vars (gfc_symbol * proc_sym, tree fnbody)
     {
       if (f->sym && f->sym->tlink == NULL && f->sym->ts.type == BT_CHARACTER)
        {
-         gcc_assert (f->sym->ts.cl->backend_decl != NULL);
-         if (TREE_CODE (f->sym->ts.cl->backend_decl) == PARM_DECL)
+         gcc_assert (f->sym->ts.u.cl->backend_decl != NULL);
+         if (TREE_CODE (f->sym->ts.u.cl->backend_decl) == PARM_DECL)
            gfc_trans_vla_type_sizes (f->sym, &body);
        }
     }
@@ -3206,8 +3206,8 @@ gfc_trans_deferred_vars (gfc_symbol * proc_sym, tree fnbody)
   if (gfc_return_by_reference (proc_sym) && proc_sym->ts.type == BT_CHARACTER
       && current_fake_result_decl != NULL)
     {
-      gcc_assert (proc_sym->ts.cl->backend_decl != NULL);
-      if (TREE_CODE (proc_sym->ts.cl->backend_decl) == PARM_DECL)
+      gcc_assert (proc_sym->ts.u.cl->backend_decl != NULL);
+      if (TREE_CODE (proc_sym->ts.u.cl->backend_decl) == PARM_DECL)
        gfc_trans_vla_type_sizes (proc_sym, &body);
     }
 
@@ -3381,7 +3381,7 @@ gfc_create_module_variable (gfc_symbol * sym)
     {
       tree length;
 
-      length = sym->ts.cl->backend_decl;
+      length = sym->ts.u.cl->backend_decl;
       if (!INTEGER_CST_P (length))
         {
           pushdecl (length);
@@ -3511,7 +3511,7 @@ check_constant_initializer (gfc_expr *expr, gfc_typespec *ts, bool array,
     case BT_DERIVED:
       if (expr->expr_type != EXPR_STRUCTURE)
        return false;
-      cm = expr->ts.derived->components;
+      cm = expr->ts.u.derived->components;
       for (c = expr->value.constructor; c; c = c->next, cm = cm->next)
        {
          if (!c->expr || cm->attr.allocatable)
@@ -3557,12 +3557,12 @@ gfc_emit_parameter_debug_info (gfc_symbol *sym)
 
   if (sym->ts.type == BT_CHARACTER)
     {
-      gfc_conv_const_charlen (sym->ts.cl);
-      if (sym->ts.cl->backend_decl == NULL
-         || TREE_CODE (sym->ts.cl->backend_decl) != INTEGER_CST)
+      gfc_conv_const_charlen (sym->ts.u.cl);
+      if (sym->ts.u.cl->backend_decl == NULL
+         || TREE_CODE (sym->ts.u.cl->backend_decl) != INTEGER_CST)
        return;
     }
-  else if (sym->ts.type == BT_DERIVED && sym->ts.derived->attr.alloc_comp)
+  else if (sym->ts.type == BT_DERIVED && sym->ts.u.derived->attr.alloc_comp)
     return;
 
   if (sym->as)
@@ -3690,10 +3690,10 @@ generate_dependency_declarations (gfc_symbol *sym)
   int i;
 
   if (sym->ts.type == BT_CHARACTER
-      && sym->ts.cl
-      && sym->ts.cl->length
-      && sym->ts.cl->length->expr_type != EXPR_CONSTANT)
-    generate_expr_decls (sym, sym->ts.cl->length);
+      && sym->ts.u.cl
+      && sym->ts.u.cl->length
+      && sym->ts.u.cl->length->expr_type != EXPR_CONSTANT)
+    generate_expr_decls (sym, sym->ts.u.cl->length);
 
   if (sym->as && sym->as->rank)
     {
@@ -3744,8 +3744,8 @@ generate_local_decl (gfc_symbol * sym)
         warning if requested.  */
       if (sym->attr.dummy && !sym->attr.referenced
            && sym->ts.type == BT_CHARACTER
-           && sym->ts.cl->backend_decl != NULL
-           && TREE_CODE (sym->ts.cl->backend_decl) == VAR_DECL)
+           && sym->ts.u.cl->backend_decl != NULL
+           && TREE_CODE (sym->ts.u.cl->backend_decl) == VAR_DECL)
        {
          sym->attr.referenced = 1;
          gfc_get_symbol_decl (sym);
@@ -3756,7 +3756,7 @@ generate_local_decl (gfc_symbol * sym)
         generate the code for nullification and automatic lengths.  */
       if (!sym->attr.referenced
            && sym->ts.type == BT_DERIVED
-           && sym->ts.derived->attr.alloc_comp
+           && sym->ts.u.derived->attr.alloc_comp
            && !sym->attr.pointer
            && ((sym->attr.dummy && sym->attr.intent == INTENT_OUT)
                  ||
@@ -3887,7 +3887,7 @@ add_argument_checking (stmtblock_t *block, gfc_symbol *sym)
        const char *message;
 
        fsym = formal->sym;
-       cl = fsym->ts.cl;
+       cl = fsym->ts.u.cl;
 
        gcc_assert (cl);
        gcc_assert (cl->passed_length != NULL_TREE);
@@ -4224,10 +4224,10 @@ gfc_generate_function_code (gfc_namespace * ns)
       gfc_entry_list *el;
       tree backend_decl;
 
-      gfc_conv_const_charlen (ns->proc_name->ts.cl);
-      backend_decl = ns->proc_name->result->ts.cl->backend_decl;
+      gfc_conv_const_charlen (ns->proc_name->ts.u.cl);
+      backend_decl = ns->proc_name->result->ts.u.cl->backend_decl;
       for (el = ns->entries; el; el = el->next)
-       el->sym->result->ts.cl->backend_decl = backend_decl;
+       el->sym->result->ts.u.cl->backend_decl = backend_decl;
     }
 
   /* Translate COMMON blocks.  */
@@ -4328,11 +4328,11 @@ gfc_generate_function_code (gfc_namespace * ns)
 
       if (result != NULL_TREE && sym->attr.function
            && sym->ts.type == BT_DERIVED
-           && sym->ts.derived->attr.alloc_comp
+           && sym->ts.u.derived->attr.alloc_comp
            && !sym->attr.pointer)
        {
          rank = sym->as ? sym->as->rank : 0;
-         tmp2 = gfc_nullify_alloc_comp (sym->ts.derived, result, rank);
+         tmp2 = gfc_nullify_alloc_comp (sym->ts.u.derived, result, rank);
          gfc_add_expr_to_block (&block, tmp2);
        }
 
index a6e129b1406a4bfeb2c568007ee8d2fce8d0cf2a..51593e7ae19d689143868c94bf0555588ca7375e 100644 (file)
@@ -201,12 +201,12 @@ gfc_get_expr_charlen (gfc_expr *e)
   
   length = NULL; /* To silence compiler warning.  */
 
-  if (is_subref_array (e) && e->ts.cl->length)
+  if (is_subref_array (e) && e->ts.u.cl->length)
     {
       gfc_se tmpse;
       gfc_init_se (&tmpse, NULL);
-      gfc_conv_expr_type (&tmpse, e->ts.cl->length, gfc_charlen_type_node);
-      e->ts.cl->backend_decl = tmpse.expr;
+      gfc_conv_expr_type (&tmpse, e->ts.u.cl->length, gfc_charlen_type_node);
+      e->ts.u.cl->backend_decl = tmpse.expr;
       return tmpse.expr;
     }
 
@@ -214,7 +214,7 @@ gfc_get_expr_charlen (gfc_expr *e)
      expression's length could be the length of the character
      variable.  */
   if (e->symtree->n.sym->ts.type == BT_CHARACTER)
-    length = e->symtree->n.sym->ts.cl->backend_decl;
+    length = e->symtree->n.sym->ts.u.cl->backend_decl;
 
   /* Look through the reference chain for component references.  */
   for (r = e->ref; r; r = r->next)
@@ -223,7 +223,7 @@ gfc_get_expr_charlen (gfc_expr *e)
        {
        case REF_COMPONENT:
          if (r->u.c.component->ts.type == BT_CHARACTER)
-           length = r->u.c.component->ts.cl->backend_decl;
+           length = r->u.c.component->ts.u.cl->backend_decl;
          break;
 
        case REF_ARRAY:
@@ -243,7 +243,7 @@ gfc_get_expr_charlen (gfc_expr *e)
 }
 
 
-/* For each character array constructor subexpression without a ts.cl->length,
+/* For each character array constructor subexpression without a ts.u.cl->length,
    replace it by its first element (if there aren't any elements, the length
    should already be set to zero).  */
 
@@ -276,7 +276,7 @@ flatten_array_ctors_without_strlen (gfc_expr* e)
     case EXPR_ARRAY:
 
       /* We've found what we're looking for.  */
-      if (e->ts.type == BT_CHARACTER && !e->ts.cl->length)
+      if (e->ts.type == BT_CHARACTER && !e->ts.u.cl->length)
        {
          gfc_expr* new_expr;
          gcc_assert (e->value.constructor);
@@ -472,7 +472,7 @@ gfc_conv_component_ref (gfc_se * se, gfc_ref * ref)
 
   if (c->ts.type == BT_CHARACTER)
     {
-      tmp = c->ts.cl->backend_decl;
+      tmp = c->ts.u.cl->backend_decl;
       /* Components must always be constant length.  */
       gcc_assert (tmp && INTEGER_CST_P (tmp));
       se->string_length = tmp;
@@ -513,7 +513,7 @@ conv_parent_component_references (gfc_se * se, gfc_ref * ref)
        
       /* Otherwise build the reference and call self.  */
       gfc_conv_component_ref (se, &parent);
-      parent.u.c.sym = dt->components->ts.derived;
+      parent.u.c.sym = dt->components->ts.u.derived;
       parent.u.c.component = c;
       conv_parent_component_references (se, &parent);
     }
@@ -662,10 +662,10 @@ gfc_conv_variable (gfc_se * se, gfc_expr * expr)
     {
       /* If the character length of an entry isn't set, get the length from
          the master function instead.  */
-      if (sym->attr.entry && !sym->ts.cl->backend_decl)
-        se->string_length = sym->ns->proc_name->ts.cl->backend_decl;
+      if (sym->attr.entry && !sym->ts.u.cl->backend_decl)
+        se->string_length = sym->ns->proc_name->ts.u.cl->backend_decl;
       else
-        se->string_length = sym->ts.cl->backend_decl;
+        se->string_length = sym->ts.u.cl->backend_decl;
       gcc_assert (se->string_length);
     }
 
@@ -1159,7 +1159,7 @@ gfc_conv_concat_op (gfc_se * se, gfc_expr * expr)
   gfc_add_block_to_block (&se->pre, &lse.pre);
   gfc_add_block_to_block (&se->pre, &rse.pre);
 
-  type = gfc_get_character_type (expr->ts.kind, expr->ts.cl);
+  type = gfc_get_character_type (expr->ts.kind, expr->ts.u.cl);
   len = TYPE_MAX_VALUE (TYPE_DOMAIN (type));
   if (len == NULL_TREE)
     {
@@ -1723,16 +1723,16 @@ gfc_add_interface_mapping (gfc_interface_mapping * mapping,
   if (sym->ts.type == BT_CHARACTER)
     {
       /* Create a copy of the dummy argument's length.  */
-      new_sym->ts.cl = gfc_get_interface_mapping_charlen (mapping, sym->ts.cl);
-      sm->expr->ts.cl = new_sym->ts.cl;
+      new_sym->ts.u.cl = gfc_get_interface_mapping_charlen (mapping, sym->ts.u.cl);
+      sm->expr->ts.u.cl = new_sym->ts.u.cl;
 
       /* If the length is specified as "*", record the length that
         the caller is passing.  We should use the callee's length
         in all other cases.  */
-      if (!new_sym->ts.cl->length && se)
+      if (!new_sym->ts.u.cl->length && se)
        {
          se->string_length = gfc_evaluate_now (se->string_length, &se->pre);
-         new_sym->ts.cl->backend_decl = se->string_length;
+         new_sym->ts.u.cl->backend_decl = se->string_length;
        }
     }
 
@@ -1764,7 +1764,7 @@ gfc_add_interface_mapping (gfc_interface_mapping * mapping,
                                     se->expr);
   
   /* For character(*), use the actual argument's descriptor.  */  
-  else if (sym->ts.type == BT_CHARACTER && !new_sym->ts.cl->length)
+  else if (sym->ts.type == BT_CHARACTER && !new_sym->ts.u.cl->length)
     value = build_fold_indirect_ref_loc (input_location,
                                     se->expr);
 
@@ -1809,9 +1809,9 @@ gfc_finish_interface_mapping (gfc_interface_mapping * mapping,
 
   for (sym = mapping->syms; sym; sym = sym->next)
     if (sym->new_sym->n.sym->ts.type == BT_CHARACTER
-       && !sym->new_sym->n.sym->ts.cl->backend_decl)
+       && !sym->new_sym->n.sym->ts.u.cl->backend_decl)
       {
-       expr = sym->new_sym->n.sym->ts.cl->length;
+       expr = sym->new_sym->n.sym->ts.u.cl->length;
        gfc_apply_interface_mapping_to_expr (mapping, expr);
        gfc_init_se (&se, NULL);
        gfc_conv_expr (&se, expr);
@@ -1820,7 +1820,7 @@ gfc_finish_interface_mapping (gfc_interface_mapping * mapping,
        gfc_add_block_to_block (pre, &se.pre);
        gfc_add_block_to_block (post, &se.post);
 
-       sym->new_sym->n.sym->ts.cl->backend_decl = se.expr;
+       sym->new_sym->n.sym->ts.u.cl->backend_decl = se.expr;
       }
 }
 
@@ -1907,12 +1907,12 @@ gfc_map_intrinsic_function (gfc_expr *expr, gfc_interface_mapping *mapping)
     case GFC_ISYM_LEN:
       /* TODO figure out why this condition is necessary.  */
       if (sym->attr.function
-         && (arg1->ts.cl->length == NULL
-             || (arg1->ts.cl->length->expr_type != EXPR_CONSTANT
-                 && arg1->ts.cl->length->expr_type != EXPR_VARIABLE)))
+         && (arg1->ts.u.cl->length == NULL
+             || (arg1->ts.u.cl->length->expr_type != EXPR_CONSTANT
+                 && arg1->ts.u.cl->length->expr_type != EXPR_VARIABLE)))
        return false;
 
-      new_expr = gfc_copy_expr (arg1->ts.cl->length);
+      new_expr = gfc_copy_expr (arg1->ts.u.cl->length);
       break;
 
     case GFC_ISYM_SIZE:
@@ -2025,11 +2025,11 @@ gfc_map_fcn_formal_to_actual (gfc_expr *expr, gfc_expr *map_expr,
 
   if (map_expr->symtree->n.sym->ts.type == BT_CHARACTER)
     {
-      expr->value.function.esym->ts.cl->length
-       = gfc_copy_expr (map_expr->symtree->n.sym->ts.cl->length);
+      expr->value.function.esym->ts.u.cl->length
+       = gfc_copy_expr (map_expr->symtree->n.sym->ts.u.cl->length);
 
       gfc_apply_interface_mapping_to_expr (mapping,
-                       expr->value.function.esym->ts.cl->length);
+                       expr->value.function.esym->ts.u.cl->length);
     }
 }
 
@@ -2050,10 +2050,10 @@ gfc_apply_interface_mapping_to_expr (gfc_interface_mapping * mapping,
     return;
 
   /* Copying an expression does not copy its length, so do that here.  */
-  if (expr->ts.type == BT_CHARACTER && expr->ts.cl)
+  if (expr->ts.type == BT_CHARACTER && expr->ts.u.cl)
     {
-      expr->ts.cl = gfc_get_interface_mapping_charlen (mapping, expr->ts.cl);
-      gfc_apply_interface_mapping_to_expr (mapping, expr->ts.cl->length);
+      expr->ts.u.cl = gfc_get_interface_mapping_charlen (mapping, expr->ts.u.cl);
+      gfc_apply_interface_mapping_to_expr (mapping, expr->ts.u.cl->length);
     }
 
   /* Apply the mapping to any references.  */
@@ -2173,8 +2173,8 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr,
   gfc_conv_ss_startstride (&loop);
 
   /* Build an ss for the temporary.  */
-  if (expr->ts.type == BT_CHARACTER && !expr->ts.cl->backend_decl)
-    gfc_conv_string_length (expr->ts.cl, expr, &parmse->pre);
+  if (expr->ts.type == BT_CHARACTER && !expr->ts.u.cl->backend_decl)
+    gfc_conv_string_length (expr->ts.u.cl, expr, &parmse->pre);
 
   base_type = gfc_typenode_for_spec (&expr->ts);
   if (GFC_ARRAY_TYPE_P (base_type)
@@ -2186,7 +2186,7 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr,
   loop.temp_ss->data.temp.type = base_type;
 
   if (expr->ts.type == BT_CHARACTER)
-    loop.temp_ss->string_length = expr->ts.cl->backend_decl;
+    loop.temp_ss->string_length = expr->ts.u.cl->backend_decl;
   else
     loop.temp_ss->string_length = NULL;
 
@@ -2315,7 +2315,7 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr,
   rse.expr = gfc_build_array_ref (tmp, tmp_index, NULL);
 
   if (expr->ts.type == BT_CHARACTER)
-    rse.string_length = expr->ts.cl->backend_decl;
+    rse.string_length = expr->ts.u.cl->backend_decl;
 
   gfc_conv_expr (&lse, expr);
 
@@ -2343,7 +2343,7 @@ gfc_conv_subref_array_arg (gfc_se * parmse, gfc_expr * expr,
 
   /* Pass the string length to the argument expression.  */
   if (expr->ts.type == BT_CHARACTER)
-    parmse->string_length = expr->ts.cl->backend_decl;
+    parmse->string_length = expr->ts.u.cl->backend_decl;
 
   /* We want either the address for the data or the address of the descriptor,
      depending on the mode of passing array arguments.  */
@@ -2457,9 +2457,9 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
        }
       else if (sym->intmod_sym_id == ISOCBINDING_FUNLOC)
        {
-         arg->expr->ts.type = sym->ts.derived->ts.type;
-         arg->expr->ts.f90_type = sym->ts.derived->ts.f90_type;
-         arg->expr->ts.kind = sym->ts.derived->ts.kind;
+         arg->expr->ts.type = sym->ts.u.derived->ts.type;
+         arg->expr->ts.f90_type = sym->ts.u.derived->ts.f90_type;
+         arg->expr->ts.kind = sym->ts.u.derived->ts.kind;
          gfc_conv_expr_reference (se, arg->expr);
       
          return 0;
@@ -2572,8 +2572,8 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
   gfc_init_block (&post);
   gfc_init_interface_mapping (&mapping);
   need_interface_mapping = ((sym->ts.type == BT_CHARACTER
-                                 && sym->ts.cl->length
-                                 && sym->ts.cl->length->expr_type
+                                 && sym->ts.u.cl->length
+                                 && sym->ts.u.cl->length->expr_type
                                                != EXPR_CONSTANT)
                              || (comp && comp->attr.dimension)
                              || (!comp && sym->attr.dimension));
@@ -2753,11 +2753,11 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
              && parmse.string_length == NULL_TREE
              && e->ts.type == BT_PROCEDURE
              && e->symtree->n.sym->ts.type == BT_CHARACTER
-             && e->symtree->n.sym->ts.cl->length != NULL
-             && e->symtree->n.sym->ts.cl->length->expr_type == EXPR_CONSTANT)
+             && e->symtree->n.sym->ts.u.cl->length != NULL
+             && e->symtree->n.sym->ts.u.cl->length->expr_type == EXPR_CONSTANT)
            {
-             gfc_conv_const_charlen (e->symtree->n.sym->ts.cl);
-             parmse.string_length = e->symtree->n.sym->ts.cl->backend_decl;
+             gfc_conv_const_charlen (e->symtree->n.sym->ts.u.cl);
+             parmse.string_length = e->symtree->n.sym->ts.u.cl->backend_decl;
            }
        }
 
@@ -2771,7 +2771,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
         deallocated for non-variable scalars.  Non-variable arrays are
         dealt with in trans-array.c(gfc_conv_array_parameter).  */
       if (e && e->ts.type == BT_DERIVED
-           && e->ts.derived->attr.alloc_comp
+           && e->ts.u.derived->attr.alloc_comp
            && !(e->symtree && e->symtree->n.sym->attr.pointer)
            && (e->expr_type != EXPR_VARIABLE && !e->rank))
         {
@@ -2798,11 +2798,11 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
            {
              tree local_tmp;
              local_tmp = gfc_evaluate_now (tmp, &se->pre);
-             local_tmp = gfc_copy_alloc_comp (e->ts.derived, local_tmp, tmp, parm_rank);
+             local_tmp = gfc_copy_alloc_comp (e->ts.u.derived, local_tmp, tmp, parm_rank);
              gfc_add_expr_to_block (&se->post, local_tmp);
            }
 
-         tmp = gfc_deallocate_alloc_comp (e->ts.derived, tmp, parm_rank);
+         tmp = gfc_deallocate_alloc_comp (e->ts.u.derived, tmp, parm_rank);
 
          gfc_add_expr_to_block (&se->post, tmp);
         }
@@ -2912,7 +2912,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
     se->string_length = build_int_cst (gfc_charlen_type_node, 1);
   else if (ts.type == BT_CHARACTER)
     {
-      if (sym->ts.cl->length == NULL)
+      if (sym->ts.u.cl->length == NULL)
        {
          /* Assumed character length results are not allowed by 5.1.1.5 of the
             standard and are trapped in resolve.c; except in the case of SPREAD
@@ -2927,7 +2927,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
              formal = sym->ns->proc_name->formal;
              for (; formal; formal = formal->next)
                if (strcmp (formal->sym->name, sym->name) == 0)
-                 cl.backend_decl = formal->sym->ts.cl->backend_decl;
+                 cl.backend_decl = formal->sym->ts.u.cl->backend_decl;
            }
         }
         else
@@ -2937,9 +2937,9 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
          /* Calculate the length of the returned string.  */
          gfc_init_se (&parmse, NULL);
          if (need_interface_mapping)
-           gfc_apply_interface_mapping (&mapping, &parmse, sym->ts.cl->length);
+           gfc_apply_interface_mapping (&mapping, &parmse, sym->ts.u.cl->length);
          else
-           gfc_conv_expr (&parmse, sym->ts.cl->length);
+           gfc_conv_expr (&parmse, sym->ts.u.cl->length);
          gfc_add_block_to_block (&se->pre, &parmse.pre);
          gfc_add_block_to_block (&se->post, &parmse.post);
          
@@ -2952,7 +2952,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
       /* Set up a charlen structure for it.  */
       cl.next = NULL;
       cl.length = NULL;
-      ts.cl = &cl;
+      ts.u.cl = &cl;
 
       len = cl.backend_decl;
     }
@@ -3025,7 +3025,7 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
       else if (ts.type == BT_CHARACTER)
        {
          /* Pass the string length.  */
-         type = gfc_get_character_type (ts.kind, ts.cl);
+         type = gfc_get_character_type (ts.kind, ts.u.cl);
          type = build_pointer_type (type);
 
          /* Return an address to a char[0:len-1]* temporary for
@@ -3419,8 +3419,8 @@ gfc_conv_statement_function (gfc_se * se, gfc_expr * expr)
          /* Copy string arguments.  */
           tree arglen;
 
-          gcc_assert (fsym->ts.cl && fsym->ts.cl->length
-                     && fsym->ts.cl->length->expr_type == EXPR_CONSTANT);
+          gcc_assert (fsym->ts.u.cl && fsym->ts.u.cl->length
+                     && fsym->ts.u.cl->length->expr_type == EXPR_CONSTANT);
 
           arglen = TYPE_MAX_VALUE (TYPE_DOMAIN (type));
           tmp = gfc_build_addr_expr (build_pointer_type (type),
@@ -3457,22 +3457,22 @@ gfc_conv_statement_function (gfc_se * se, gfc_expr * expr)
 
   if (sym->ts.type == BT_CHARACTER)
     {
-      gfc_conv_const_charlen (sym->ts.cl);
+      gfc_conv_const_charlen (sym->ts.u.cl);
 
       /* Force the expression to the correct length.  */
       if (!INTEGER_CST_P (se->string_length)
          || tree_int_cst_lt (se->string_length,
-                             sym->ts.cl->backend_decl))
+                             sym->ts.u.cl->backend_decl))
        {
-         type = gfc_get_character_type (sym->ts.kind, sym->ts.cl);
+         type = gfc_get_character_type (sym->ts.kind, sym->ts.u.cl);
          tmp = gfc_create_var (type, sym->name);
          tmp = gfc_build_addr_expr (build_pointer_type (type), tmp);
-         gfc_trans_string_copy (&se->pre, sym->ts.cl->backend_decl, tmp,
+         gfc_trans_string_copy (&se->pre, sym->ts.u.cl->backend_decl, tmp,
                                 sym->ts.kind, se->string_length, se->expr,
                                 sym->ts.kind);
          se->expr = tmp;
        }
-      se->string_length = sym->ts.cl->backend_decl;
+      se->string_length = sym->ts.u.cl->backend_decl;
     }
 
   /* Restore the original variables.  */
@@ -3559,9 +3559,9 @@ gfc_conv_initializer (gfc_expr * expr, gfc_typespec * ts, tree type,
      used as initialization expressions).  If so, we need to modify
      the 'expr' to be that for a (void *).  */
   if (expr != NULL && expr->ts.type == BT_DERIVED
-      && expr->ts.is_iso_c && expr->ts.derived)
+      && expr->ts.is_iso_c && expr->ts.u.derived)
     {
-      gfc_symbol *derived = expr->ts.derived;
+      gfc_symbol *derived = expr->ts.u.derived;
 
       expr = gfc_int_expr (0);
 
@@ -3591,7 +3591,7 @@ gfc_conv_initializer (gfc_expr * expr, gfc_typespec * ts, tree type,
          return se.expr;
 
        case BT_CHARACTER:
-         return gfc_conv_string_init (ts->cl->backend_decl,expr);
+         return gfc_conv_string_init (ts->u.cl->backend_decl,expr);
 
        default:
          gfc_init_se (&se, NULL);
@@ -3679,7 +3679,7 @@ gfc_trans_subarray_assign (tree dest, gfc_component * cm, gfc_expr * expr)
 
   gfc_conv_tmp_array_ref (&lse);
   if (cm->ts.type == BT_CHARACTER)
-    lse.string_length = cm->ts.cl->backend_decl;
+    lse.string_length = cm->ts.u.cl->backend_decl;
 
   gfc_conv_expr (&rse, expr);
 
@@ -3766,8 +3766,8 @@ gfc_trans_subcomponent_assign (tree dest, gfc_component * cm, gfc_expr * expr)
          gfc_add_block_to_block (&block, &se.pre);
          gfc_add_modify (&block, dest, se.expr);
 
-         if (cm->ts.type == BT_DERIVED && cm->ts.derived->attr.alloc_comp)
-           tmp = gfc_copy_alloc_comp (cm->ts.derived, se.expr, dest,
+         if (cm->ts.type == BT_DERIVED && cm->ts.u.derived->attr.alloc_comp)
+           tmp = gfc_copy_alloc_comp (cm->ts.u.derived, se.expr, dest,
                                       cm->as->rank);
          else
            tmp = gfc_duplicate_allocatable (dest, se.expr,
@@ -3872,7 +3872,7 @@ gfc_trans_subcomponent_assign (tree dest, gfc_component * cm, gfc_expr * expr)
 
       gfc_conv_expr (&se, expr);
       if (cm->ts.type == BT_CHARACTER)
-       lse.string_length = cm->ts.cl->backend_decl;
+       lse.string_length = cm->ts.u.cl->backend_decl;
       lse.expr = dest;
       tmp = gfc_trans_scalar_assign (&lse, &se, cm->ts, true, false);
       gfc_add_expr_to_block (&block, tmp);
@@ -3892,7 +3892,7 @@ gfc_trans_structure_assign (tree dest, gfc_expr * expr)
   tree tmp;
 
   gfc_start_block (&block);
-  cm = expr->ts.derived->components;
+  cm = expr->ts.u.derived->components;
   for (c = expr->value.constructor; c; c = c->next, cm = cm->next)
     {
       /* Skip absent members in default initializers.  */
@@ -3928,13 +3928,13 @@ gfc_conv_structure (gfc_se * se, gfc_expr * expr, int init)
   if (!init)
     {
       /* Create a temporary variable and fill it in.  */
-      se->expr = gfc_create_var (type, expr->ts.derived->name);
+      se->expr = gfc_create_var (type, expr->ts.u.derived->name);
       tmp = gfc_trans_structure_assign (se->expr, expr);
       gfc_add_expr_to_block (&se->pre, tmp);
       return;
     }
 
-  cm = expr->ts.derived->components;
+  cm = expr->ts.u.derived->components;
 
   for (c = expr->value.constructor; c; c = c->next, cm = cm->next)
     {
@@ -4004,8 +4004,8 @@ gfc_conv_expr (gfc_se * se, gfc_expr * expr)
      null_pointer_node.  C_PTR and C_FUNPTR are converted to match the
      typespec for the C_PTR and C_FUNPTR symbols, which has already been
      updated to be an integer with a kind equal to the size of a (void *).  */
-  if (expr->ts.type == BT_DERIVED && expr->ts.derived
-      && expr->ts.derived->attr.is_iso_c)
+  if (expr->ts.type == BT_DERIVED && expr->ts.u.derived
+      && expr->ts.u.derived->attr.is_iso_c)
     {
       if (expr->symtree->n.sym->intmod_sym_id == ISOCBINDING_NULL_PTR
           || expr->symtree->n.sym->intmod_sym_id == ISOCBINDING_NULL_FUNPTR)
@@ -4018,9 +4018,9 @@ gfc_conv_expr (gfc_se * se, gfc_expr * expr)
         {
           /* Update the type/kind of the expression to be what the new
              type/kind are for the updated symbols of C_PTR/C_FUNPTR.  */
-          expr->ts.type = expr->ts.derived->ts.type;
-          expr->ts.f90_type = expr->ts.derived->ts.f90_type;
-          expr->ts.kind = expr->ts.derived->ts.kind;
+          expr->ts.type = expr->ts.u.derived->ts.type;
+          expr->ts.f90_type = expr->ts.u.derived->ts.f90_type;
+          expr->ts.kind = expr->ts.u.derived->ts.kind;
         }
     }
   
@@ -4389,7 +4389,7 @@ gfc_trans_scalar_assign (gfc_se * lse, gfc_se * rse, gfc_typespec ts,
       gfc_trans_string_copy (&block, llen, lse->expr, ts.kind, rlen,
                             rse->expr, ts.kind);
     }
-  else if (ts.type == BT_DERIVED && ts.derived->attr.alloc_comp)
+  else if (ts.type == BT_DERIVED && ts.u.derived->attr.alloc_comp)
     {
       cond = NULL_TREE;
        
@@ -4409,7 +4409,7 @@ gfc_trans_scalar_assign (gfc_se * lse, gfc_se * rse, gfc_typespec ts,
       if (!l_is_temp)
        {
          tmp = gfc_evaluate_now (lse->expr, &lse->pre);
-         tmp = gfc_deallocate_alloc_comp (ts.derived, tmp, 0);
+         tmp = gfc_deallocate_alloc_comp (ts.u.derived, tmp, 0);
          if (r_is_var)
            tmp = build3_v (COND_EXPR, cond, build_empty_stmt (input_location),
                            tmp);
@@ -4426,7 +4426,7 @@ gfc_trans_scalar_assign (gfc_se * lse, gfc_se * rse, gfc_typespec ts,
         same as the lhs.  */
       if (r_is_var)
        {
-         tmp = gfc_copy_alloc_comp (ts.derived, rse->expr, lse->expr, 0);
+         tmp = gfc_copy_alloc_comp (ts.u.derived, rse->expr, lse->expr, 0);
          tmp = build3_v (COND_EXPR, cond, build_empty_stmt (input_location),
                          tmp);
          gfc_add_expr_to_block (&block, tmp);
@@ -4504,16 +4504,16 @@ gfc_trans_arrayfunc_assign (gfc_expr * expr1, gfc_expr * expr2)
      character lengths are the same.  */
   if (expr2->ts.type == BT_CHARACTER && expr2->rank > 0)
     {
-      if (expr1->ts.cl->length == NULL
-           || expr1->ts.cl->length->expr_type != EXPR_CONSTANT)
+      if (expr1->ts.u.cl->length == NULL
+           || expr1->ts.u.cl->length->expr_type != EXPR_CONSTANT)
        return NULL;
 
-      if (expr2->ts.cl->length == NULL
-           || expr2->ts.cl->length->expr_type != EXPR_CONSTANT)
+      if (expr2->ts.u.cl->length == NULL
+           || expr2->ts.u.cl->length->expr_type != EXPR_CONSTANT)
        return NULL;
 
-      if (mpz_cmp (expr1->ts.cl->length->value.integer,
-                    expr2->ts.cl->length->value.integer) != 0)
+      if (mpz_cmp (expr1->ts.u.cl->length->value.integer,
+                    expr2->ts.u.cl->length->value.integer) != 0)
        return NULL;
     }
 
@@ -4887,13 +4887,13 @@ gfc_trans_assignment_1 (gfc_expr * expr1, gfc_expr * expr2, bool init_flag)
      to arrays must be done with a deep copy and the rhs temporary
      must have its components deallocated afterwards.  */
   scalar_to_array = (expr2->ts.type == BT_DERIVED
-                      && expr2->ts.derived->attr.alloc_comp
+                      && expr2->ts.u.derived->attr.alloc_comp
                       && expr2->expr_type != EXPR_VARIABLE
                       && !gfc_is_constant_expr (expr2)
                       && expr1->rank && !expr2->rank);
   if (scalar_to_array)
     {
-      tmp = gfc_deallocate_alloc_comp (expr2->ts.derived, rse.expr, 0);
+      tmp = gfc_deallocate_alloc_comp (expr2->ts.u.derived, rse.expr, 0);
       gfc_add_expr_to_block (&loop.post, tmp);
     }
 
@@ -4983,7 +4983,7 @@ copyable_array_p (gfc_expr * expr)
       return false;
 
     case BT_DERIVED:
-      return !expr->ts.derived->attr.alloc_comp;
+      return !expr->ts.u.derived->attr.alloc_comp;
 
     default:
       break;
index 779343224fd8fdd32eeffc66d4809a637b01d8a6..3b2cbd11428b0b8d16e56379e11fa457d7dc28c6 100644 (file)
@@ -3479,7 +3479,7 @@ gfc_conv_intrinsic_len (gfc_se * se, gfc_expr * expr)
                && (sym->result == sym))
            decl = gfc_get_fake_result_decl (sym, 0);
 
-         len = sym->ts.cl->backend_decl;
+         len = sym->ts.u.cl->backend_decl;
          gcc_assert (len);
          break;
        }
@@ -4629,7 +4629,7 @@ gfc_conv_associated (gfc_se *se, gfc_expr *expr)
       nonzero_charlen = NULL_TREE;
       if (arg1->expr->ts.type == BT_CHARACTER)
        nonzero_charlen = fold_build2 (NE_EXPR, boolean_type_node,
-                                      arg1->expr->ts.cl->backend_decl,
+                                      arg1->expr->ts.u.cl->backend_decl,
                                       integer_zero_node);
 
       if (ss1 == gfc_ss_terminator)
@@ -4883,7 +4883,7 @@ gfc_conv_intrinsic_repeat (gfc_se * se, gfc_expr * expr)
   dlen = fold_build2 (MULT_EXPR, gfc_charlen_type_node,
                      fold_convert (gfc_charlen_type_node, slen),
                      fold_convert (gfc_charlen_type_node, ncopies));
-  type = gfc_get_character_type (expr->ts.kind, expr->ts.cl);
+  type = gfc_get_character_type (expr->ts.kind, expr->ts.u.cl);
   dest = gfc_conv_string_tmp (se, build_pointer_type (type), dlen);
 
   /* Generate the code to do the repeat operation:
index 35f87bc3e56d60d2748b016bdadcb7a53a8dda02..0f6e0a5a40ac07f651e1429f742f3a0c3d2dab99 100644 (file)
@@ -1591,7 +1591,7 @@ transfer_namelist_element (stmtblock_t * block, const char * var_name,
   dt_parm_addr = gfc_build_addr_expr (NULL_TREE, dt_parm);
 
   if (ts->type == BT_CHARACTER)
-    tmp = ts->cl->backend_decl;
+    tmp = ts->u.cl->backend_decl;
   else
     tmp = build_int_cst (gfc_charlen_type_node, 0);
   tmp = build_call_expr_loc (input_location,
@@ -1624,7 +1624,7 @@ transfer_namelist_element (stmtblock_t * block, const char * var_name,
       tree expr = build_fold_indirect_ref_loc (input_location,
                                           addr_expr);
 
-      for (cmp = ts->derived->components; cmp; cmp = cmp->next)
+      for (cmp = ts->u.derived->components; cmp; cmp = cmp->next)
        {
          char *full_name = nml_full_name (var_name, cmp->name);
          transfer_namelist_element (block,
@@ -2005,8 +2005,9 @@ transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, gfc_code * code)
      C_NULL_PTR or C_NULL_FUNPTR.  We could also get a user variable of
      type C_PTR or C_FUNPTR, in which case the ts->type may no longer be
      BT_DERIVED (could have been changed by gfc_conv_expr).  */
-  if ((ts->type == BT_DERIVED && ts->is_iso_c == 1 && ts->derived != NULL)
-      || (ts->derived != NULL && ts->derived->ts.is_iso_c == 1))
+  if ((ts->type == BT_DERIVED || ts->type == BT_INTEGER)
+      && ts->u.derived != NULL
+      && (ts->is_iso_c == 1 || ts->u.derived->ts.is_iso_c == 1))
     {
       /* C_PTR and C_FUNPTR have private components which means they can not
          be printed.  However, if -std=gnu and not -pedantic, allow
@@ -2014,14 +2015,14 @@ transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, gfc_code * code)
       if (gfc_notification_std (GFC_STD_GNU) != SILENT)
        {
          gfc_error_now ("Derived type '%s' at %L has PRIVATE components",
-                        ts->derived->name, code != NULL ? &(code->loc) : 
+                        ts->u.derived->name, code != NULL ? &(code->loc) : 
                         &gfc_current_locus);
          return;
        }
 
-      ts->type = ts->derived->ts.type;
-      ts->kind = ts->derived->ts.kind;
-      ts->f90_type = ts->derived->ts.f90_type;
+      ts->type = ts->u.derived->ts.type;
+      ts->kind = ts->u.derived->ts.kind;
+      ts->f90_type = ts->u.derived->ts.f90_type;
     }
   
   kind = ts->kind;
@@ -2093,7 +2094,7 @@ transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, gfc_code * code)
       expr = build_fold_indirect_ref_loc (input_location,
                                      expr);
 
-      for (c = ts->derived->components; c; c = c->next)
+      for (c = ts->u.derived->components; c; c = c->next)
        {
          field = c->backend_decl;
          gcc_assert (field && TREE_CODE (field) == FIELD_DECL);
index 6a1fb01cc60f13820cfa71b0aa2c55e3c2fd423b..935943727ab709163ddfac5f579aa937ad3134b7 100644 (file)
@@ -1830,7 +1830,7 @@ check_forall_dependencies (gfc_code *c, stmtblock_t *pre, stmtblock_t *post)
      pointer components.  We therefore leave these to their
      own devices.  */
   if (lsym->ts.type == BT_DERIVED
-       && lsym->ts.derived->attr.pointer_comp)
+       && lsym->ts.u.derived->attr.pointer_comp)
     return need_temp;
 
   new_symtree = NULL;
@@ -2539,17 +2539,17 @@ gfc_trans_assign_need_temp (gfc_expr * expr1, gfc_expr * expr2,
                                        &lss, &rss);
 
   /* The type of LHS. Used in function allocate_temp_for_forall_nest */
-  if (expr1->ts.type == BT_CHARACTER && expr1->ts.cl->length)
+  if (expr1->ts.type == BT_CHARACTER && expr1->ts.u.cl->length)
     {
-      if (!expr1->ts.cl->backend_decl)
+      if (!expr1->ts.u.cl->backend_decl)
        {
          gfc_se tse;
          gfc_init_se (&tse, NULL);
-         gfc_conv_expr (&tse, expr1->ts.cl->length);
-         expr1->ts.cl->backend_decl = tse.expr;
+         gfc_conv_expr (&tse, expr1->ts.u.cl->length);
+         expr1->ts.u.cl->backend_decl = tse.expr;
        }
       type = gfc_get_character_type_len (gfc_default_character_kind,
-                                        expr1->ts.cl->backend_decl);
+                                        expr1->ts.u.cl->backend_decl);
     }
   else
     type = gfc_typenode_for_spec (&expr1->ts);
@@ -4024,10 +4024,10 @@ gfc_trans_allocate (gfc_code * code)
              gfc_add_expr_to_block (&se.pre, tmp);
            }
 
-         if (expr->ts.type == BT_DERIVED && expr->ts.derived->attr.alloc_comp)
+         if (expr->ts.type == BT_DERIVED && expr->ts.u.derived->attr.alloc_comp)
            {
              tmp = build_fold_indirect_ref_loc (input_location, se.expr);
-             tmp = gfc_nullify_alloc_comp (expr->ts.derived, tmp, 0);
+             tmp = gfc_nullify_alloc_comp (expr->ts.u.derived, tmp, 0);
              gfc_add_expr_to_block (&se.pre, tmp);
            }
 
@@ -4130,7 +4130,7 @@ gfc_trans_deallocate (gfc_code *code)
       se.descriptor_only = 1;
       gfc_conv_expr (&se, expr);
 
-      if (expr->ts.type == BT_DERIVED && expr->ts.derived->attr.alloc_comp)
+      if (expr->ts.type == BT_DERIVED && expr->ts.u.derived->attr.alloc_comp)
         {
          gfc_ref *ref;
          gfc_ref *last = NULL;
@@ -4143,7 +4143,7 @@ gfc_trans_deallocate (gfc_code *code)
          if (!(last && last->u.c.component->attr.pointer)
                && !(!last && expr->symtree->n.sym->attr.pointer))
            {
-             tmp = gfc_deallocate_alloc_comp (expr->ts.derived, se.expr,
+             tmp = gfc_deallocate_alloc_comp (expr->ts.u.derived, se.expr,
                                               expr->rank);
              gfc_add_expr_to_block (&se.pre, tmp);
            }
index 4b198717ffcb581e186194385d2c985420d5fe73..8cc63c260377f197dd1db8e9b11782ccbffe7f67 100644 (file)
@@ -1000,8 +1000,8 @@ gfc_typenode_for_spec (gfc_typespec * spec)
          C_FUNPTR to simple variables that get translated to (void *).  */
       if (spec->f90_type == BT_VOID)
        {
-         if (spec->derived
-             && spec->derived->intmod_sym_id == ISOCBINDING_PTR)
+         if (spec->u.derived
+             && spec->u.derived->intmod_sym_id == ISOCBINDING_PTR)
            basetype = ptr_type_node;
          else
            basetype = pfunc_type_node;
@@ -1023,21 +1023,21 @@ gfc_typenode_for_spec (gfc_typespec * spec)
       break;
 
     case BT_CHARACTER:
-      basetype = gfc_get_character_type (spec->kind, spec->cl);
+      basetype = gfc_get_character_type (spec->kind, spec->u.cl);
       break;
 
     case BT_DERIVED:
-      basetype = gfc_get_derived_type (spec->derived);
+      basetype = gfc_get_derived_type (spec->u.derived);
 
       /* If we're dealing with either C_PTR or C_FUNPTR, we modified the
          type and kind to fit a (void *) and the basetype returned was a
          ptr_type_node.  We need to pass up this new information to the
          symbol that was declared of type C_PTR or C_FUNPTR.  */
-      if (spec->derived->attr.is_iso_c)
+      if (spec->u.derived->attr.is_iso_c)
         {
-          spec->type = spec->derived->ts.type;
-          spec->kind = spec->derived->ts.kind;
-          spec->f90_type = spec->derived->ts.f90_type;
+          spec->type = spec->u.derived->ts.type;
+          spec->kind = spec->u.derived->ts.kind;
+          spec->f90_type = spec->u.derived->ts.f90_type;
         }
       break;
     case BT_VOID:
@@ -1046,8 +1046,8 @@ gfc_typenode_for_spec (gfc_typespec * spec)
       basetype = ptr_type_node;
       if (spec->f90_type == BT_VOID)
        {
-         if (spec->derived
-             && spec->derived->intmod_sym_id == ISOCBINDING_PTR)
+         if (spec->u.derived
+             && spec->u.derived->intmod_sym_id == ISOCBINDING_PTR)
            basetype = ptr_type_node;
          else
            basetype = pfunc_type_node;
@@ -1765,7 +1765,7 @@ gfc_sym_type (gfc_symbol * sym)
             base type.  */
          if (sym->ts.type != BT_CHARACTER
              || !(sym->attr.dummy || sym->attr.function)
-             || sym->ts.cl->backend_decl)
+             || sym->ts.u.cl->backend_decl)
            {
              type = gfc_get_nodesc_array_type (type, sym->as,
                                                byref ? PACKED_FULL
@@ -1879,10 +1879,10 @@ copy_dt_decls_ifequal (gfc_symbol *from, gfc_symbol *to,
       to_cm->backend_decl = from_cm->backend_decl;
       if ((!from_cm->attr.pointer || from_gsym)
              && from_cm->ts.type == BT_DERIVED)
-       gfc_get_derived_type (to_cm->ts.derived);
+       gfc_get_derived_type (to_cm->ts.u.derived);
 
       else if (from_cm->ts.type == BT_CHARACTER)
-       to_cm->ts.cl->backend_decl = from_cm->ts.cl->backend_decl;
+       to_cm->ts.u.cl->backend_decl = from_cm->ts.u.cl->backend_decl;
     }
 
   return 1;
@@ -1898,7 +1898,7 @@ gfc_get_ppc_type (gfc_component* c)
   if (c->attr.function && !c->attr.dimension)
     {
       if (c->ts.type == BT_DERIVED)
-       t = c->ts.derived->backend_decl;
+       t = c->ts.u.derived->backend_decl;
       else
        t = gfc_typenode_for_spec (&c->ts);
     }
@@ -2038,17 +2038,17 @@ gfc_get_derived_type (gfc_symbol * derived)
        continue;
 
       if ((!c->attr.pointer && !c->attr.proc_pointer)
-         || c->ts.derived->backend_decl == NULL)
-       c->ts.derived->backend_decl = gfc_get_derived_type (c->ts.derived);
+         || c->ts.u.derived->backend_decl == NULL)
+       c->ts.u.derived->backend_decl = gfc_get_derived_type (c->ts.u.derived);
 
-      if (c->ts.derived && c->ts.derived->attr.is_iso_c)
+      if (c->ts.u.derived && c->ts.u.derived->attr.is_iso_c)
         {
           /* Need to copy the modified ts from the derived type.  The
              typespec was modified because C_PTR/C_FUNPTR are translated
              into (void *) from derived types.  */
-          c->ts.type = c->ts.derived->ts.type;
-          c->ts.kind = c->ts.derived->ts.kind;
-          c->ts.f90_type = c->ts.derived->ts.f90_type;
+          c->ts.type = c->ts.u.derived->ts.type;
+          c->ts.kind = c->ts.u.derived->ts.kind;
+          c->ts.f90_type = c->ts.u.derived->ts.f90_type;
          if (c->initializer)
            {
              c->initializer->ts.type = c->ts.type;
@@ -2070,14 +2070,14 @@ gfc_get_derived_type (gfc_symbol * derived)
       if (c->attr.proc_pointer)
        field_type = gfc_get_ppc_type (c);
       else if (c->ts.type == BT_DERIVED)
-        field_type = c->ts.derived->backend_decl;
+        field_type = c->ts.u.derived->backend_decl;
       else
        {
          if (c->ts.type == BT_CHARACTER)
            {
              /* Evaluate the string length.  */
-             gfc_conv_const_charlen (c->ts.cl);
-             gcc_assert (c->ts.cl->backend_decl);
+             gfc_conv_const_charlen (c->ts.u.cl);
+             gcc_assert (c->ts.u.cl->backend_decl);
            }
 
          field_type = gfc_typenode_for_spec (&c->ts);
@@ -2261,7 +2261,7 @@ gfc_get_function_type (gfc_symbol * sym)
     arg = sym;
 
   if (arg->ts.type == BT_CHARACTER)
-    gfc_conv_const_charlen (arg->ts.cl);
+    gfc_conv_const_charlen (arg->ts.u.cl);
 
   /* Some functions we use an extra parameter for the return value.  */
   if (gfc_return_by_reference (sym))
@@ -2286,7 +2286,7 @@ gfc_get_function_type (gfc_symbol * sym)
          /* Evaluate constant character lengths here so that they can be
             included in the type.  */
          if (arg->ts.type == BT_CHARACTER)
-           gfc_conv_const_charlen (arg->ts.cl);
+           gfc_conv_const_charlen (arg->ts.u.cl);
 
          if (arg->attr.flavor == FL_PROCEDURE)
            {