gcc/testsuite/gcc.dg/torture/pr92152.c

   1 /* { dg-do run } */
   2 union U
   3 {
   4   long long i;
   5   long f;
   6 } v;
   7
   8 long
   9 foo (long *f)
  10 {
  11   *f = 1;
  12   v.i = 0;
  13   v.f = 0;
  14   return *f;
  15 }
  16
  17 int
  18 main ()
  19 {
  20   if (foo (&v.f) != 0)
  21     __builtin_abort ();
  22   return 0;
  23 }