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Add a basic-aa test

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5516 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-02-09 19:01:00 +00:00
parent e0fbd48e19
commit 7e38fbe374
2 changed files with 22 additions and 0 deletions
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11
test/Analysis/BasicAA/featuretest.ll
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@@ -40,3 +40,14 @@ int %constant_array_index_test() {
ret int %Val ret int %Val
} }
; Test that if two pointers are spaced out by a constant getelementptr, that
; they cannot alias.
int %gep_distance_test(int* %A) {
%REMOVEu = load int* %A
%B = getelementptr int* %A, long 2 ; Cannot alias A
store int 7, int* %B
%REMOVEv = load int* %A
%r = sub int %REMOVEu, %REMOVEv
ret int %r
}

11
test/Transforms/BasicAA/featuretest.ll
View File

@@ -40,3 +40,14 @@ int %constant_array_index_test() {
ret int %Val ret int %Val
} }
; Test that if two pointers are spaced out by a constant getelementptr, that
; they cannot alias.
int %gep_distance_test(int* %A) {
%REMOVEu = load int* %A
%B = getelementptr int* %A, long 2 ; Cannot alias A
store int 7, int* %B
%REMOVEv = load int* %A
%r = sub int %REMOVEu, %REMOVEv
ret int %r
}