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dcd188d33f
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47110 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
489 B
LLVM
16 lines
489 B
LLVM
; A store or load cannot alias a global if the accessed amount is larger then
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; the global.
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; RUN: llvm-as < %s | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep load
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@B = global i16 8 ; <i16*> [#uses=2]
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define i16 @test(i32* %P) {
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%X = load i16* @B ; <i16> [#uses=1]
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store i32 7, i32* %P
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%Y = load i16* @B ; <i16> [#uses=1]
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%Z = sub i16 %Y, %X ; <i16> [#uses=1]
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ret i16 %Z
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}
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