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38 lines
1.0 KiB
LLVM
38 lines
1.0 KiB
LLVM
;RUN: llvm-as < %s | opt -simplifycfg -disable-output
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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"
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define i32 @bork() nounwind {
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entry:
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br label %bb5.outer
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bb5.outer.loopexit: ; preds = %bb5
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br label %bb5.outer
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bb5.outer: ; preds = %bb5.outer.loopexit, %entry
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%undo.0.ph = phi i32 [ 0, %entry ], [ 1, %bb5.outer.loopexit ] ; <i32> [#uses=1]
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br label %bb5
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bb5: ; preds = %bb5, %bb5.outer
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%tmp6 = tail call i32 (...)* @foo( ) nounwind ; <i32> [#uses=1]
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switch i32 %tmp6, label %bb13 [
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i32 -1, label %bb10
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i32 102, label %bb5
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i32 110, label %bb5.outer.loopexit
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]
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bb10: ; preds = %bb5
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%tmp12 = tail call i32 (...)* @bar( i32 %undo.0.ph ) nounwind ; <i32> [#uses=0]
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br label %UnifiedReturnBlock
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bb13: ; preds = %bb5
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br label %UnifiedReturnBlock
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UnifiedReturnBlock: ; preds = %bb13, %bb10
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%UnifiedRetVal = phi i32 [ 1, %bb10 ], [ 258, %bb13 ] ; <i32> [#uses=1]
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ret i32 %UnifiedRetVal
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}
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declare i32 @foo(...)
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declare i32 @bar(...)
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