| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fno-ipa-icf -fwrapv-pointer -fdump-tree-optimized" } */ |
| |
| _Bool |
| f1 (char *a, char *b) |
| { |
| return (a + 16 <= b) || (b + 16 <= a); |
| } |
| |
| _Bool |
| f2 (char *a, char *b) |
| { |
| return (a + 15 < b) || (b + 15 < a); |
| } |
| |
| _Bool |
| f3 (char *a, char *b) |
| { |
| return (a + 16 <= b) | (b + 16 <= a); |
| } |
| |
| _Bool |
| f4 (char *a, char *b) |
| { |
| return (a + 15 < b) | (b + 15 < a); |
| } |
| |
| /* { dg-final { scan-tree-dump-not { = [^\n]* - [^\n]*;} "optimized" } } */ |
| /* { dg-final { scan-tree-dump-times { = [^\n]* \+ [^\n]*;} 8 "optimized" } } */ |
| /* { dg-final { scan-tree-dump-times { \+ 15} 4 "optimized" } } */ |
| /* { dg-final { scan-tree-dump-times { \+ 16} 4 "optimized" } } */ |
