gcc/testsuite/gcc.dg/tree-ssa/reassoc-3.c

   1 int main(int a, int b, int c, int d)
   2 {
   3   int e = (a & ~b) & (~c & d);
   4   int f = (~c & a) & (b & ~d);
   5  return (e & f);
   6 }