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Teach masked value is zero about add and sub, and use MVIZ to
[oota-llvm.git]
/
test
/
Transforms
/
Mem2Reg
/
2002-05-01-ShouldNotPromoteThisAlloca.ll
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; This input caused the mem2reg pass to die because it was trying to promote
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; the %r alloca, even though it is invalid to do so in this case!
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;
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; RUN: llvm-as < %s | opt -mem2reg
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define void @test() {
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%r = alloca i32 ; <i32*> [#uses=2]
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store i32 4, i32* %r
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store i32* %r, i32** null
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ret void
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}
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