gcc/testsuite/gcc.dg/pr98331.c

   1 /* PR debug/98331 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-g -O2 -fcompare-debug" } */
   4 /* { dg-additional-options "-march=x86-64" { target { i?86-*-* x86_64-*-* } } } */
   5
   6 void bar (const char *);
   7 unsigned long long x;
   8
   9 void
  10 foo (void)
  11 {
  12   int a = 1;
  13   bar ("foo");
  14   int b = 2;
  15   __atomic_fetch_add (&x, 1, 0);
  16   int c = 3;
  17   __builtin_unreachable ();
  18 }