gcc/testsuite/gcc.dg/torture/pr66952.c

   1 /* { dg-do run } */
   2
   3 int a = 128, b;
   4
   5 static int
   6 fn1 (signed char p1, int p2)
   7 {
   8   return p1 < 0 || p1 > 1 >> p2 ? 0 : p1 << 1;
   9 }
  10
  11 static int
  12 fn2 ()
  13 {
  14   signed char c = a;
  15   b = fn1 (c, 1);
  16   if ((128 | c) < 0 ? 1 : 0)
  17     return 1;
  18   return 0;
  19 }
  20
  21 int
  22 main ()
  23 {
  24   if (fn2 () != 1)
  25     __builtin_abort ();
  26
  27   return 0;
  28 }