| ; Testcase reduced from 197.parser by bugpoint |
| ; RUN: opt < %s -passes=adce |
| ; RUN: opt < %s -passes=adce -adce-remove-loops -S | FileCheck %s |
| |
| define void @conjunction_prune() { |
| ; <label>:0 |
| br label %bb19 |
| |
| bb19: ; preds = %bb23, %bb22, %0 |
| %reg205 = phi ptr [ null, %bb22 ], [ null, %bb23 ], [ null, %0 ] ; <ptr> [#uses=1] |
| ; CHECK: br label %bb22 |
| br i1 false, label %bb21, label %bb22 |
| |
| bb21: ; preds = %bb19 |
| ; CHECK: br label %bb22 |
| br label %bb22 |
| |
| bb22: ; preds = %bb21, %bb19 |
| ; CHECK: br label %bb23 |
| br i1 false, label %bb19, label %bb23 |
| |
| bb23: ; preds = %bb22 |
| ; CHECK: br label %bb28 |
| br i1 false, label %bb19, label %bb28 |
| |
| bb28: ; preds = %bb23 |
| ret void |
| } |
| |
