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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-24 23:29:28 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-24 23:29:28 +0000 |
| commit | 1144af3c9b4da48cd581156e05b24261c8de366a (patch) | |
| tree | 49da576a97bfdab702528643450798baa54c790f /include/llvm/CodeGen/MachineOperand.h | |
| parent | cac59d8ae815596f4f6b77d1a5414c0591168ea5 (diff) | |
Fix integer undefined behavior due to signed left shift overflow in LLVM.
Reviewed offline by chandlerc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@162623 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen/MachineOperand.h')
| -rw-r--r-- | include/llvm/CodeGen/MachineOperand.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/MachineOperand.h b/include/llvm/CodeGen/MachineOperand.h index 37d42b3583..c09d9f1251 100644 --- a/include/llvm/CodeGen/MachineOperand.h +++ b/include/llvm/CodeGen/MachineOperand.h @@ -421,7 +421,7 @@ public: int64_t getOffset() const { assert((isGlobal() || isSymbol() || isCPI() || isTargetIndex() || isBlockAddress()) && "Wrong MachineOperand accessor"); - return (int64_t(Contents.OffsetedInfo.OffsetHi) << 32) | + return int64_t(uint64_t(Contents.OffsetedInfo.OffsetHi) << 32) | SmallContents.OffsetLo; } |