+2007-02-14 Joseph Myers <joseph@codesourcery.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
+ types as aggregates not scalars.
+ * function.c (assign_stack_temp_for_type): Likewise.
+
2007-02-14 Roger Sayle <roger@eyesopen.com>
Zdenek Dvorak <dvorakz@suse.cz>
alias = get_alias_set (t);
MEM_VOLATILE_P (ref) |= TYPE_VOLATILE (type);
- MEM_IN_STRUCT_P (ref) = AGGREGATE_TYPE_P (type);
+ MEM_IN_STRUCT_P (ref)
+ = AGGREGATE_TYPE_P (type) || TREE_CODE (type) == COMPLEX_TYPE;
MEM_POINTER (ref) = POINTER_TYPE_P (type);
/* If we are making an object of this type, or if this is a DECL, we know
that it is a scalar if the type is not an aggregate. */
- if ((objectp || DECL_P (t)) && ! AGGREGATE_TYPE_P (type))
+ if ((objectp || DECL_P (t))
+ && ! AGGREGATE_TYPE_P (type)
+ && TREE_CODE (type) != COMPLEX_TYPE)
MEM_SCALAR_P (ref) = 1;
/* We can set the alignment from the type if we are making an object,
if (type != 0)
{
MEM_VOLATILE_P (slot) = TYPE_VOLATILE (type);
- MEM_SET_IN_STRUCT_P (slot, AGGREGATE_TYPE_P (type));
+ MEM_SET_IN_STRUCT_P (slot, (AGGREGATE_TYPE_P (type)
+ || TREE_CODE (type) == COMPLEX_TYPE));
}
MEM_NOTRAP_P (slot) = 1;
+2007-02-14 Joseph Myers <joseph@codesourcery.com>
+
+ * gcc.dg/torture/complex-alias-1.c: New test.
+
2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
* gcc.dg/tree-prof/update-tailcall.c: Use -fdump-tree-tailc
--- /dev/null
+/* Accesses to complex numbers were sometimes marked as scalar and
+ sometimes as struct accesses. */
+/* { dg-do run } */
+/* { dg-options "-std=c99" } */
+
+extern void abort (void);
+static double _Complex *fp_cxd(double _Complex *cx) {
+ return cx;
+}
+
+int main( ) {
+ double _Complex cx = 4.0 + 3.0*(__extension__ 1.0iF);
+ double _Complex cx43 = 4.0 + 3.0*(__extension__ 1.0iF);
+ double _Complex cx11 = 1.0 + 1.0*(__extension__ 1.0iF);
+
+ *fp_cxd(&cx) *= cx11;
+ *fp_cxd(&cx) /= cx11;
+
+ double r_cx = __real__(cx);
+ double i_cx = __imag__(cx);
+ double r_cx43 = __real__(cx43);
+ double i_cx43 = __imag__(cx43);
+
+ if( (r_cx == r_cx43) && (i_cx == i_cx43) ) {
+ return 0;
+ } else {
+ abort ();
+ }
+}