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ad46cf0282
test cannot be satisfied without interprocedural information. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20778 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
534 B
LLVM
22 lines
534 B
LLVM
; Test that ds-aa can be used for queries that require field sensitive AA.
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; RUN: llvm-as < %s | opt -no-aa -ds-aa -load-vn -gcse | llvm-dis | not grep load
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%Pair = type { int, int }
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implementation
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%Pair* %id(%Pair* %P) { ret %Pair *%P }
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int %foo() {
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%X = alloca %Pair
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%XP = call %Pair* %id(%Pair* %X)
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%F1 = getelementptr %Pair* %X, int 0, uint 0
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%F2 = getelementptr %Pair* %XP, int 0, uint 1
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store int 14, int* %F1
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store int 0, int* %F2 ; no alias F1
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%B = load int* %F1 ; Should eliminate load!
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ret int %B
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}
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