gcc/testsuite/gcc.c-torture/compile/pr47157.c

   1 /* PR rtl-optimization/47157 */
   2
   3 struct S { unsigned a; unsigned b; } c = { 1, 0 };
   4 unsigned long int e;
   5 void bar (int);
   6 int baz (void);
   7
   8 static int
   9 foo (int x, short y)
  10 {
  11   return ((x ^ y) & ((x ^ (x ^ y) & ~__INT_MAX__) - y ^ y)) < 0 ? x : x - y;
  12 }
  13
  14 void
  15 test (void)
  16 {
  17   bar (foo (baz () != (c.a | c.b), -1L));
  18   for (e = 0; e; e = 1)
  19     ;
  20 }