2004-06-01 Michael Chastain <mec.gnu@mindspring.com>

	Fix PR symtab/1661.
	* hpread.c (hpread_pxdb_needed): Call memset after alloca.
	(hpread_read_struct_type): Likewise.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c5406abcf3c31c9b5fcd314959324ce90e79d7b6..0278b018e5755e93e9bdbf3150ea1144213b33b9 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2004-06-01  Michael Chastain  <mec.gnu@mindspring.com>
+
+       Fix PR symtab/1661.
+       * hpread.c (hpread_pxdb_needed): Call memset after alloca.
+       (hpread_read_struct_type): Likewise.
+
 2004-05-14  Michael Chastain  <mec.gnu@mindspring.com>
 
        Fix PR build/1648.

diff --git a/gdb/hpread.c b/gdb/hpread.c
index 76e96961f9ef25e801069b28eb0e41e3924a4f62..d345a04b97488c66e1acdc4ceb524c41557ec827 100644 (file)
--- a/gdb/hpread.c
+++ b/gdb/hpread.c
@@ -385,6 +385,7 @@ hpread_pxdb_needed (bfd *sym_bfd)
       if (header_section_size == (bfd_size_type) sizeof (DOC_info_PXDB_header))
        {
          buf = alloca (sizeof (DOC_info_PXDB_header));
+         memset (buf, 0, sizeof (DOC_info_PXDB_header));
 
          if (!bfd_get_section_contents (sym_bfd,
                                         header_section,
@@ -452,6 +453,7 @@ hpread_pxdb_needed (bfd *sym_bfd)
        {
 
          buf = alloca (sizeof (PXDB_header));
+         memset (buf, 0, sizeof (PXDB_header));
          if (!bfd_get_section_contents (sym_bfd,
                                         header_section,
                                         buf, 0,
@@ -3690,6 +3692,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
 
          /* Get space to record the next field/data-member. */
          new = (struct nextfield *) alloca (sizeof (struct nextfield));
+         memset (new, 0, sizeof (struct nextfield));
          new->next = list;
          list = new;
 
@@ -3768,6 +3771,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
          n_templ_args++;
          /* Allocate and fill in a struct next_template */
          t_new = (struct next_template *) alloca (sizeof (struct next_template));
+         memset (t_new, 0, sizeof (struct next_template));
          t_new->next = t_list;
          t_list = t_new;
          t_list->arg.name = VT (objfile) + fieldp->dtempl_arg.name;
@@ -3908,6 +3912,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
                  /* Get space to record this member function */
                  /* Note: alloca used; this will disappear on routine exit */
                  fn_new = (struct next_fn_field *) alloca (sizeof (struct next_fn_field));
+                 memset (fn_new, 0, sizeof (struct next_fn_field));
                  fn_new->next = fn_list;
                  fn_list = fn_new;
 
@@ -4025,6 +4030,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
 
              /* Get space to record this static member */
              new = (struct nextfield *) alloca (sizeof (struct nextfield));
+             memset (new, 0, sizeof (struct nextfield));
              new->next = list;
              list = new;
 
@@ -4055,6 +4061,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
                warning ("Debug info inconsistent: FIELD of anonymous union doesn't have a_union bit set");
              /* Get space to record the next field/data-member. */
              new = (struct nextfield *) alloca (sizeof (struct nextfield));
+             memset (new, 0, sizeof (struct nextfield));
              new->next = list;
              list = new;
 
@@ -4086,6 +4093,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
                warning ("Debug info inconsistent: SVAR field in anonymous union doesn't have a_union bit set");
              /* Get space to record the next field/data-member. */
              new = (struct nextfield *) alloca (sizeof (struct nextfield));
+             memset (new, 0, sizeof (struct nextfield));
              new->next = list;
              list = new;
 
@@ -4106,6 +4114,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
                warning ("Debug info inconsistent: DVAR field in anonymous union doesn't have a_union bit set");
              /* Get space to record the next field/data-member. */
              new = (struct nextfield *) alloca (sizeof (struct nextfield));
+             memset (new, 0, sizeof (struct nextfield));
              new->next = list;
              list = new;
 
@@ -4154,6 +4163,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
 
          /* Get space to record the next field/data-member. */
          new = (struct nextfield *) alloca (sizeof (struct nextfield));
+         memset (new, 0, sizeof (struct nextfield));
          new->next = list;
          list = new;
 
@@ -4237,6 +4247,7 @@ hpread_read_struct_type (dnttpointer hp_type, union dnttentry *dn_bufp,
            break;
 
          i_new = (struct next_instantiation *) alloca (sizeof (struct next_instantiation));
+         memset (i_new, 0, sizeof (struct next_instantiation));
          i_new->next = i_list;
          i_list = i_new;
          i_list->t = hpread_type_lookup (field, objfile);