gcc/testsuite/gcc.dg/gimplefe-42.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fgimple" } */
   3
   4 typedef char ref_all_char __attribute__((may_alias));
   5 char a[7];
   6 __GIMPLE void f()
   7 {
   8   int _1;
   9   /* string literals inside __MEM need their address taken.  */
  10   __MEM <char[7]> ((ref_all_char *)&a)
  11     = __MEM <char[7]> (_Literal (char *) &"654321");
  12   /* but plain assignment also works.  */
  13   __MEM <char[7]> ((ref_all_char *)&a) = "654321";
  14   /* also punning with int.  */
  15   _1 = __MEM <int> (_Literal (char *) &"654321");
  16   __MEM <int> ((ref_all_char *)&a) = _1;
  17   return;
  18 }