gcc/testsuite/gcc.dg/torture/pr51760.c

   1 /* { dg-do compile } */
   2
   3 extern inline __attribute__ ((always_inline)) void *
   4 memmove (void *dest, const void *src, __SIZE_TYPE__ len)
   5 {
   6   return __builtin___memmove_chk (dest, src, len,
   7                                   __builtin_object_size (dest, 0));
   8 }
   9
  10 void
  11 foo (void)
  12 {
  13   char a[64], *b;
  14   for (;;)
  15     {
  16       memmove (a, b, 0);
  17       b = a;
  18     }
  19 }