forked from OSchip/llvm-project
15 lines
346 B
LLVM
15 lines
346 B
LLVM
; RUN: llvm-as < %s | opt -load-vn -gcse | llvm-dis | not grep load
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; Test that loads of undefined memory are eliminated.
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define i32 @test1() {
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%X = malloc i32 ; <i32*> [#uses=1]
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%Y = load i32* %X ; <i32> [#uses=1]
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ret i32 %Y
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}
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define i32 @test2() {
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%X = alloca i32 ; <i32*> [#uses=1]
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%Y = load i32* %X ; <i32> [#uses=1]
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ret i32 %Y
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}
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