gcc/testsuite/gcc.dg/pr113756.c

   1 /* PR tree-optimization/113756 */
   2 /* { dg-do run { target int32plus } } */
   3 /* { dg-options "-O2" } */
   4
   5 int d, e, i, k, l = -8;
   6 signed char h, j;
   7
   8 int
   9 bar (int n, int o, int p3)
  10 {
  11   int a = o - p3, b = n - p3, c = a + b, f = -b, g = c < 0 ? -c : c;
  12   return a <= f && a <= g ? o : p3;
  13 }
  14
  15 void
  16 foo (int *n, unsigned short o)
  17 {
  18   unsigned p = 8896;
  19   for (; e >= 0; e--)
  20     p = 5377;
  21   for (; h <= 0; h++)
  22     for (; j <= 0; j++)
  23       {
  24         *n = 1611581749;
  25         i = bar (34, p - 5294, *n - 1611581687);
  26         k = i + p + 65535 + o + *n - 1611718251;
  27         if (k != 0)
  28           __builtin_abort ();
  29       }
  30 }
  31
  32 int
  33 main ()
  34 {
  35   foo (&l, l);
  36 }