gcc/testsuite/gcc.dg/pr42461.c

   1 /* PR rtl-optimization/42461 */
   2 /* Reported by Patrick Pelissier <patrick.pelissier@gmail.com> */
   3
   4 /* { dg-do link } */
   5 /* { dg-options "-O2" } */
   6
   7 extern int link_failure (int) __attribute__ ((pure));
   8
   9 int main (void)
  10 {
  11   if (link_failure (0) < 1)
  12     __builtin_unreachable ();
  13   return 0;
  14 }