| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-original" } */ |
| int test1(int a) |
| { |
| return !(a & 4); |
| } |
| |
| int test2(int b) |
| { |
| return (b & 4) == 0; |
| } |
| |
| int test3(int c) |
| { |
| return ((c & 4) ^ 4) != 0; |
| } |
| |
| int test4(int d) |
| { |
| return ((d ^ 4) & 4) != 0; |
| } |
| |
| int test5(int e) |
| { |
| return (~e & 4) != 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "\\(a \& 4\\) == 0" 1 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "\\(b \& 4\\) == 0" 1 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "\\(c \& 4\\) == 0" 1 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "\\(d \& 4\\) == 0" 1 "original" } } */ |
| /* { dg-final { scan-tree-dump-times "\\(e \& 4\\) == 0" 1 "original" } } */ |
| /* { dg-final { cleanup-tree-dump "original" } } */ |
