1/* { dg-do compile } */
2/* { dg-options "-O2 -fdump-tree-original" } */
3int test1(int a)
4{
5  return !(a & 4);
6}
7
8int test2(int b)
9{
10  return (b & 4) == 0;
11}
12
13int test3(int c)
14{
15  return ((c & 4) ^ 4) != 0;
16}
17
18int test4(int d)
19{
20  return ((d ^ 4) & 4) != 0;
21}
22
23int test5(int e)
24{
25  return (~e & 4) != 0;
26}
27
28/* { dg-final { scan-tree-dump-times "\\(a \& 4\\) == 0" 1 "original" } } */
29/* { dg-final { scan-tree-dump-times "\\(b \& 4\\) == 0" 1 "original" } } */
30/* { dg-final { scan-tree-dump-times "\\(c \& 4\\) == 0" 1 "original" } } */
31/* { dg-final { scan-tree-dump-times "\\(d \& 4\\) == 0" 1 "original" } } */
32/* { dg-final { scan-tree-dump-times "\\(e \& 4\\) == 0" 1 "original" } } */
33/* { dg-final { cleanup-tree-dump "original" } } */
34