; RUN: opt < %s -loop-simplify -disable-output define void @test() { loopentry.0: br label %loopentry.1 loopentry.1: ; preds = %then.6, %then.6, %loopentry.1, %loopentry.0 %pixel.4 = phi i32 [ 0, %loopentry.0 ], [ %pixel.4, %loopentry.1 ], [ %tmp.370, %then.6 ], [ %tmp.370, %then.6 ] ; <i32> [#uses=1] br i1 false, label %then.6, label %loopentry.1 then.6: ; preds = %loopentry.1 %tmp.370 = add i32 0, 0 ; <i32> [#uses=2] switch i32 0, label %label.7 [ i32 6408, label %loopentry.1 i32 32841, label %loopentry.1 ] label.7: ; preds = %then.6 ret void }