gcc/testsuite/gcc.target/i386/pr37248-1.c

   1 /* PR middle-end/37248 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-tree-optimized" } */
   4
   5 struct S
   6 {
   7   unsigned char a : 1;
   8   unsigned char b : 1;
   9   unsigned char c : 1;
  10 } s;
  11
  12 int
  13 foo (struct S x)
  14 {
  15   return x.a && x.b && x.c;
  16 }
  17
  18 /* { dg-final { scan-tree-dump "& 7;" "optimized" } } */
  19 /* { dg-final { scan-tree-dump "== 7;" "optimized" } } */