;RUN: opt < %s -simplifycfg -disable-output target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" define i32 @bork() nounwind { entry: br label %bb5.outer bb5.outer.loopexit: ; preds = %bb5 br label %bb5.outer bb5.outer: ; preds = %bb5.outer.loopexit, %entry %undo.0.ph = phi i32 [ 0, %entry ], [ 1, %bb5.outer.loopexit ] ; <i32> [#uses=1] br label %bb5 bb5: ; preds = %bb5, %bb5.outer %tmp6 = tail call i32 (...)* @foo( ) nounwind ; <i32> [#uses=1] switch i32 %tmp6, label %bb13 [ i32 -1, label %bb10 i32 102, label %bb5 i32 110, label %bb5.outer.loopexit ] bb10: ; preds = %bb5 %tmp12 = tail call i32 (...)* @bar( i32 %undo.0.ph ) nounwind ; <i32> [#uses=0] br label %UnifiedReturnBlock bb13: ; preds = %bb5 br label %UnifiedReturnBlock UnifiedReturnBlock: ; preds = %bb13, %bb10 %UnifiedRetVal = phi i32 [ 1, %bb10 ], [ 258, %bb13 ] ; <i32> [#uses=1] ret i32 %UnifiedRetVal } declare i32 @foo(...) declare i32 @bar(...)