gcc/testsuite/gcc.dg/fold-popcount-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-cddce1" } */
   3
   4 int test_combine(unsigned int a, unsigned int b)
   5 {
   6   return __builtin_popcount(a&8) + __builtin_popcount(b&2);
   7 }
   8
   9 /* { dg-final { scan-tree-dump-times "popcount" 1 "cddce1" } } */
  10