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28 lines
604 B
LLVM
28 lines
604 B
LLVM
; RUN: llvm-as < %s | opt -tailduplicate -taildup-threshold=2 | llvm-dis | grep add | not grep uses=1
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define i32 @test1(i1 %C, i32 %A, i32* %P) {
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entry:
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br i1 %C, label %L1, label %L2
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L1: ; preds = %entry
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store i32 1, i32* %P
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br label %L2
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L2: ; preds = %L1, %entry
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%X = add i32 %A, 17 ; <i32> [#uses=1]
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ret i32 %X
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}
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define i32 @test2(i1 %C, i32 %A, i32* %P) {
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entry:
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br i1 %C, label %L1, label %L2
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L1: ; preds = %entry
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store i32 1, i32* %P
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br label %L3
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L2: ; preds = %entry
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store i32 7, i32* %P
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br label %L3
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L3: ; preds = %L2, %L1
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%X = add i32 %A, 17 ; <i32> [#uses=1]
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ret i32 %X
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}
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