| /* { dg-do compile } */ |
| /* { dg-options "-O1 -fdump-tree-dom2" } */ |
| /* LLVM LOCAL test not applicable */ |
| /* { dg-require-fdump "" } */ |
| int link_error(void); |
| int s(void); |
| |
| int t(int i) |
| { |
| _Bool g = i == 4; |
| int h = g; |
| _Bool j = h; |
| int k = j; |
| _Bool l = k == 0; |
| _Bool o = !l; |
| int m = o; |
| |
| if (m) |
| if (i != 4) |
| return link_error(); |
| return 0; |
| } |
| |
| /* There should be no link_error calls, if there is any, the |
| optimization has failed */ |
| /* { dg-final { scan-tree-dump-times "link_error" 0 "dom2"} } */ |
| /* { dg-final { cleanup-tree-dump "dom2" } } */ |
