gcc/testsuite/gcc.dg/memcpy-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-optimized" } */
   3 /* { dg-require-effective-target non_strict_align } */
   4
   5 int get_int(const void *p)
   6 {
   7   int w;
   8   __builtin_memcpy(&w, p, sizeof (int));
   9   return w;
  10 }
  11
  12 /* { dg-final { scan-tree-dump-not "memcpy" "optimized" } } */
  13 /* { dg-final { scan-tree-dump-times "MEM" 1 "optimized" } } */