| /* { dg-do run } */ |
| /* fre1 is disable because it can figure out that the if return value is just `a` */ |
| /* { dg-options "-O1 -fdisable-tree-fre1" } */ |
| |
| /* This code is done this way to have the false edge as 1st |
| successor edge of BB2. Normally the true edge would be |
| the first and you would not hit the bug. Also the way PHIs is |
| done needs to be such that 0 is first. */ |
| [[gnu::noipa]] |
| _Bool f3(_Bool a) |
| { |
| if (a==0) |
| return 0; |
| else |
| return a; |
| } |
| |
| int main() |
| { |
| if (f3(0)) |
| __builtin_abort(); |
| if (!f3(1)) |
| __builtin_abort(); |
| } |
