gcc/testsuite/gcc.dg/bitint-74.c

   1 /* PR tree-optimization/113463 */
   2 /* { dg-do compile { target bitint } } */
   3 /* { dg-options "-std=c23 -O2" } */
   4
   5 extern char *a, *b;
   6 #if __BITINT_MAXWIDTH__ >= 129
   7 _BitInt(129) o;
   8 #else
   9 _BitInt(63) o;
  10 #endif
  11
  12 void
  13 foo (void)
  14 {
  15   __builtin_memcpy (a + o, b, 4);
  16 }