| ; RUN: opt < %s -loop-unswitch -disable-output |
| ; RUN: opt < %s -loop-unswitch -enable-mssa-loop-dependency=true -verify-memoryssa -disable-output |
| |
| define void @init_caller_save() { |
| entry: |
| br label %cond_true78 |
| cond_next20: ; preds = %cond_true64 |
| br label %bb31 |
| bb31: ; preds = %cond_true64, %cond_true64, %cond_next20 |
| %iftmp.29.1 = phi i32 [ 0, %cond_next20 ], [ 0, %cond_true64 ], [ 0, %cond_true64 ] ; <i32> [#uses=0] |
| br label %bb54 |
| bb54: ; preds = %cond_true78, %bb31 |
| br i1 false, label %bb75, label %cond_true64 |
| cond_true64: ; preds = %bb54 |
| switch i32 %i.0.0, label %cond_next20 [ |
| i32 17, label %bb31 |
| i32 18, label %bb31 |
| ] |
| bb75: ; preds = %bb54 |
| %tmp74.0 = add i32 %i.0.0, 1 ; <i32> [#uses=1] |
| br label %cond_true78 |
| cond_true78: ; preds = %bb75, %entry |
| %i.0.0 = phi i32 [ 0, %entry ], [ %tmp74.0, %bb75 ] ; <i32> [#uses=2] |
| br label %bb54 |
| } |
| |
