gcc/testsuite/gcc.dg/torture/pr61787.c

   1 /* { dg-do run } */
   2
   3 unsigned int a = 1;
   4
   5 int
   6 fn1 ()
   7 {
   8   char b;
   9   for (;;)
  10     {
  11       for (b = 0; b < 5; b++)
  12         if (!a - (unsigned int) b)
  13           return 0;
  14       a = 0;
  15     }
  16 }
  17
  18 int
  19 main ()
  20 {
  21   fn1 ();
  22
  23   if (a != 1)
  24     __builtin_abort ();
  25
  26   return 0;
  27 }