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New testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5857 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-04-22 22:00:15 +00:00
parent 0286835685
commit 63a6e77485
2 changed files with 30 additions and 0 deletions
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15
test/Analysis/BasicAA/2003-04-22-GEPProblem.ll Normal file
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; RUN: as < %s | opt -load-vn -gcse -instcombine | dis | grep sub
; BasicAA was incorrectly concluding that P1 and P2 didn't conflict!
int %test(int *%Ptr, long %V) {
%P2 = getelementptr int* %Ptr, long 1
%P1 = getelementptr int* %Ptr, long %V
%X = load int* %P1
store int 5, int* %P2
%Y = load int* %P1
%Z = sub int %X, %Y
ret int %Z
}

15
test/Transforms/BasicAA/2003-04-22-GEPProblem.ll Normal file
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@ -0,0 +1,15 @@
; RUN: as < %s | opt -load-vn -gcse -instcombine | dis | grep sub
; BasicAA was incorrectly concluding that P1 and P2 didn't conflict!
int %test(int *%Ptr, long %V) {
%P2 = getelementptr int* %Ptr, long 1
%P1 = getelementptr int* %Ptr, long %V
%X = load int* %P1
store int 5, int* %P2
%Y = load int* %P1
%Z = sub int %X, %Y
ret int %Z
}