gcc/testsuite/gcc.c-torture/execute/pr78726.c

   1 /* PR tree-optimization/78726 */
   2
   3 unsigned char b = 36, c = 173;
   4 unsigned int d;
   5
   6 __attribute__((noinline, noclone)) void
   7 foo (void)
   8 {
   9   unsigned a = ~b;
  10   d = a * c * c + 1023094746U * a;
  11 }
  12
  13 int
  14 main ()
  15 {
  16   if (__SIZEOF_INT__ != 4 || __CHAR_BIT__ != 8)
  17     return 0;
  18   asm volatile ("" : : "g" (&b), "g" (&c) : "memory");
  19   foo ();
  20   if (d != 799092689U)
  21     __builtin_abort ();
  22   return 0;
  23 }