| /* { dg-do compile } */ |
| /* { dg-options "-O2 -fdump-tree-ifcombine" } */ |
| |
| #include <limits.h> |
| |
| _Bool and1(unsigned x, unsigned y) |
| { |
| /* x <= y && x == 0 --> x == 0 */ |
| return x <= y && x == 0; |
| } |
| |
| _Bool and2(unsigned x, unsigned y) |
| { |
| /* x >= y && x == UINT_MAX --> x == UINT_MAX */ |
| return x >= y && x == UINT_MAX; |
| } |
| |
| _Bool and3(signed x, signed y) |
| { |
| /* x <= y && x == INT_MIN --> x == INT_MIN */ |
| return x <= y && x == INT_MIN; |
| } |
| |
| _Bool and4(signed x, signed y) |
| { |
| /* x >= y && x == INT_MAX --> x == INT_MAX */ |
| return x >= y && x == INT_MAX; |
| } |
| |
| /* { dg-final { scan-tree-dump-not " <= " "ifcombine" } } */ |
| /* { dg-final { scan-tree-dump-not " >= " "ifcombine" } } */ |
