| /* { dg-do run } */ |
| /* { dg-options "-O -fdump-tree-optimized -fwrapv" } */ |
| |
| #include <limits.h> |
| #include <stdbool.h> |
| |
| bool __attribute__ ((noipa)) test1 (unsigned a, unsigned b) |
| { |
| return (b == 0) | (a < b); |
| } |
| |
| bool __attribute__ ((noipa)) test2 (int a, int b) |
| { |
| return (b == INT_MIN) | (a < b); |
| } |
| |
| bool __attribute__ ((noipa)) test3 (unsigned a, unsigned b) |
| { |
| return (b != 0) & (a >= b); |
| } |
| |
| bool __attribute__ ((noipa)) test4 (int a, int b) |
| { |
| return (b != INT_MIN) & (a >= b); |
| } |
| |
| int main() |
| { |
| if (!test1 (1, 0) || !test1 (1, 2) || test1 (2, 1) || |
| !test2 (1, INT_MIN) || !test2 (1, 2) || test2 (2, 1) || |
| test3 (1, 0) || test3 (1, 2) || !test3 (2, 1) || |
| test4 (1, INT_MIN) || test4 (1, 2) || !test4 (2, 1)) { |
| __builtin_abort(); |
| } |
| |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "\\+ 4294967295;" 2 "optimized" } } */ |
| /* { dg-final { scan-tree-dump-times "\\+ -1;" 2 "optimized" } } */ |