gcc/testsuite/gcc.c-torture/execute/pr53160.c

   1 /* PR rtl-optimization/53160 */
   2
   3 extern void abort (void);
   4
   5 int a, c = 1, d, e, g;
   6 volatile int b;
   7 volatile char f;
   8 long h;
   9 short i;
  10
  11 void
  12 foo (void)
  13 {
  14   for (e = 0; e; ++e)
  15     ;
  16 }
  17
  18 int
  19 main ()
  20 {
  21   if (g)
  22     (void) b;
  23   foo ();
  24   for (d = 0; d >= 0; d--)
  25     {
  26       short j = f;
  27       int k = 0;
  28       i = j ? j : j << k;
  29     }
  30   h = c == 0 ? 0 : i;
  31   a = h;
  32   if (a != 0)
  33     abort ();
  34   return 0;
  35 }