| /* PR tree-optimization/15826 - don't use "if" to extract a single bit | |
| bit-field */ | |
| /* { dg-do compile } */ | |
| /* { dg-options "-O2 -fdump-tree-optimized" } */ | |
| struct s { | |
| unsigned int bit : 1; | |
| }; | |
| unsigned int | |
| foo (struct s *p) | |
| { | |
| if (p->bit) | |
| return 1; | |
| else | |
| return 0; | |
| } | |
| unsigned int | |
| bar (struct s *p) | |
| { | |
| return (unsigned int) (p->bit); | |
| } | |
| unsigned int | |
| andrew (struct s *p) | |
| { | |
| int i; | |
| if (p->bit) | |
| i = 1; | |
| else | |
| i = 0; | |
| return i; | |
| } | |
| /* { dg-final { scan-tree-dump-not "goto " "optimized" } } */ |