1 ; RUN: opt < %s -loop-unswitch -disable-output
2 ; RUN: opt < %s -loop-unswitch -enable-mssa-loop-dependency=true -verify-memoryssa -disable-output
4 define void @init_caller_save() {
7 cond_next20: ; preds = %cond_true64
9 bb31: ; preds = %cond_true64, %cond_true64, %cond_next20
10 %iftmp.29.1 = phi i32 [ 0, %cond_next20 ], [ 0, %cond_true64 ], [ 0, %cond_true64 ] ; <i32> [#uses=0]
12 bb54: ; preds = %cond_true78, %bb31
13 br i1 false, label %bb75, label %cond_true64
14 cond_true64: ; preds = %bb54
15 switch i32 %i.0.0, label %cond_next20 [
20 %tmp74.0 = add i32 %i.0.0, 1 ; <i32> [#uses=1]
22 cond_true78: ; preds = %bb75, %entry
23 %i.0.0 = phi i32 [ 0, %entry ], [ %tmp74.0, %bb75 ] ; <i32> [#uses=2]