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[oota-llvm.git]
/
test
/
Analysis
/
LoadVN
/
RLE-Preserve-Volatile.ll
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; RUN: llvm-as < %s | opt -load-vn -gcse -instcombine | dis | grep sub
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int %test(int* %P) {
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%X = load volatile int* %P
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%Y = load volatile int* %P
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%Z = sub int %X, %Y
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ret int %Z
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}