1 ; RUN: opt < %s -tailduplicate -disable-output 2 3 define i32 @sell_haggle() { 4 entry: 5 br i1 false, label %then.5, label %UnifiedExitNode 6 then.5: ; preds = %entry 7 br i1 false, label %loopentry.1.preheader, label %else.1 8 else.1: ; preds = %then.5 9 br label %loopentry.1.preheader 10 loopentry.1.preheader: ; preds = %else.1, %then.5 11 %final_ask.0 = phi i32 [ 0, %else.1 ], [ 0, %then.5 ] ; <i32> [#uses=2] 12 br label %loopentry.1 13 loopentry.1: ; preds = %endif.17, %loopentry.1.preheader 14 switch i32 0, label %UnifiedExitNode [ 15 i32 2, label %UnifiedExitNode 16 i32 1, label %endif.16 17 ] 18 endif.16: ; preds = %loopentry.1 19 br i1 false, label %then.17, label %UnifiedExitNode 20 then.17: ; preds = %endif.16 21 br i1 false, label %then.18, label %endif.17 22 then.18: ; preds = %then.17 23 br i1 false, label %endif.17, label %UnifiedExitNode 24 endif.17: ; preds = %then.18, %then.17 25 %cur_ask.3 = phi i32 [ %final_ask.0, %then.17 ], [ %final_ask.0, %then.18 ] ; <i32> [#uses=0] 26 br i1 false, label %loopentry.1, label %UnifiedExitNode 27 UnifiedExitNode: ; preds = %endif.17, %then.18, %endif.16, %loopentry.1, %loopentry.1, %entry 28 ret i32 0 29 } 30
