| ;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(...) |