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f396cc8730
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48529 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
670 B
LLVM
22 lines
670 B
LLVM
; RUN: llvm-as < %s | opt -sccp -dce -simplifycfg | llvm-dis | \
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; RUN: not grep br
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define i32 @test(i32 %param) {
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entry:
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%tmp.1 = icmp ne i32 %param, 0 ; <i1> [#uses=1]
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br i1 %tmp.1, label %endif.0, label %else
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else: ; preds = %entry
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br label %endif.0
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endif.0: ; preds = %else, %entry
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%a.0 = phi i32 [ 2, %else ], [ 3, %entry ] ; <i32> [#uses=1]
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%b.0 = phi i32 [ 3, %else ], [ 2, %entry ] ; <i32> [#uses=1]
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%tmp.5 = add i32 %a.0, %b.0 ; <i32> [#uses=1]
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%tmp.7 = icmp ne i32 %tmp.5, 5 ; <i1> [#uses=1]
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br i1 %tmp.7, label %UnifiedReturnBlock, label %endif.1
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endif.1: ; preds = %endif.0
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ret i32 0
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UnifiedReturnBlock: ; preds = %endif.0
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ret i32 2
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}
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