1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-original" } */
test1(int a)3 int test1(int a)
4 {
5 return !(a & 4);
6 }
7
test2(int b)8 int test2(int b)
9 {
10 return (b & 4) == 0;
11 }
12
test3(int c)13 int test3(int c)
14 {
15 return ((c & 4) ^ 4) != 0;
16 }
17
test4(int d)18 int test4(int d)
19 {
20 return ((d ^ 4) & 4) != 0;
21 }
22
test5(int e)23 int 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