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| author | Chris Lattner <sabre@nondot.org> | 2010-04-17 19:02:33 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-04-17 19:02:33 +0000 |
| commit | 34e9d17d1b5fdba2b6fe75979c941209a442560e (patch) | |
| tree | ace778ae97f986b23738b5f3885a2689c4bb2c21 /lib/Target/TargetData.cpp | |
| parent | eef6d78be1c3a685f277be3e89ff17f67ed65f49 (diff) | |
| download | external_llvm-34e9d17d1b5fdba2b6fe75979c941209a442560e.zip external_llvm-34e9d17d1b5fdba2b6fe75979c941209a442560e.tar.gz external_llvm-34e9d17d1b5fdba2b6fe75979c941209a442560e.tar.bz2 | |
fix PR6332, allowing an index of zero into a zero sized array
even if the element of the array has no size.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101662 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/TargetData.cpp')
| -rw-r--r-- | lib/Target/TargetData.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp index abee2e1..d89fafd 100644 --- a/lib/Target/TargetData.cpp +++ b/lib/Target/TargetData.cpp @@ -630,8 +630,8 @@ uint64_t TargetData::getIndexedOffset(const Type *ptrTy, Value* const* Indices, Ty = cast<SequentialType>(Ty)->getElementType(); // Get the array index and the size of each array element. - int64_t arrayIdx = cast<ConstantInt>(Indices[CurIDX])->getSExtValue(); - Result += arrayIdx * (int64_t)getTypeAllocSize(Ty); + if (int64_t arrayIdx = cast<ConstantInt>(Indices[CurIDX])->getSExtValue()) + Result += arrayIdx * (int64_t)getTypeAllocSize(Ty); } } |