| ; RUN: opt < %s -loop-deletion -S |
| ; RUN: opt < %s -loop-deletion -analyze -domtree 2>&1 | FileCheck -check-prefix=DT %s |
| ; RUN: opt < %s -loop-deletion -analyze -verify-dom-info |
| |
| ; CHECK: for.body |
| ; CHECK-NOT: for.cond1 |
| |
| ; Verify only the important parts of the DomTree. |
| ; DT: [1] %entry |
| ; DT: [2] %for.cond |
| ; DT: [3] %lbl63A679E5 |
| ; DT: [3] %for.cond9 |
| ; DT: [3] %lbl64774A9B |
| ; DT: [3] %for.body |
| ; DT: [4] %for.cond3.loopexit |
| |
| define i32 @fn1() { |
| entry: |
| br label %for.cond |
| |
| for.cond: ; preds = %entry |
| br i1 undef, label %lbl63A679E5, label %for.body |
| |
| for.body: ; preds = %for.cond |
| br label %for.cond1 |
| |
| for.cond1: ; preds = %for.cond1, %for.body |
| br i1 undef, label %for.cond1, label %for.cond3.loopexit |
| |
| for.cond3.loopexit: ; preds = %for.cond1 |
| br label %for.cond3 |
| |
| for.cond3: ; preds = %for.cond9, %for.cond3.loopexit |
| br i1 undef, label %for.body4, label %for.cond17 |
| |
| for.body4: ; preds = %for.cond3 |
| br label %for.cond5 |
| |
| for.cond5: ; preds = %lbl63A679E5, %for.body4 |
| br label %for.cond9 |
| |
| lbl63A679E5: ; preds = %for.cond |
| br label %for.cond5 |
| |
| for.cond9: ; preds = %for.end14.split, %for.cond5 |
| br i1 undef, label %for.cond3, label %lbl64774A9B |
| |
| lbl64774A9B: ; preds = %for.cond17, %for.cond9 |
| br label %for.end14.split |
| |
| for.end14.split: ; preds = %lbl64774A9B |
| br label %for.cond9 |
| |
| for.cond17: ; preds = %for.cond3 |
| br label %lbl64774A9B |
| } |
