| ; RUN: opt < %s -passes=adce,simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | grep call |
| ; RUN: opt < %s -passes=adce,simplifycfg -adce-remove-loops -simplifycfg-require-and-preserve-domtree=1 -S | grep call |
| |
| declare void @exit(i32) |
| |
| define i32 @main(i32 %argc) { |
| %C = icmp eq i32 %argc, 1 ; <i1> [#uses=2] |
| br i1 %C, label %Cond, label %Done |
| |
| Cond: ; preds = %0 |
| br i1 %C, label %Loop, label %Done |
| |
| Loop: ; preds = %Loop, %Cond |
| call void @exit( i32 0 ) |
| br label %Loop |
| |
| Done: ; preds = %Cond, %0 |
| ret i32 1 |
| } |
| |