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Diffstat (limited to 'llvm/lib/Analysis/VectorUtils.cpp')
-rw-r--r-- | llvm/lib/Analysis/VectorUtils.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/VectorUtils.cpp b/llvm/lib/Analysis/VectorUtils.cpp index aeec439..f7c3929 100644 --- a/llvm/lib/Analysis/VectorUtils.cpp +++ b/llvm/lib/Analysis/VectorUtils.cpp @@ -708,6 +708,8 @@ MDNode *llvm::intersectAccessGroups(const Instruction *Inst1, /// \returns \p I after propagating metadata from \p VL. Instruction *llvm::propagateMetadata(Instruction *Inst, ArrayRef<Value *> VL) { + if (VL.empty()) + return Inst; Instruction *I0 = cast<Instruction>(VL[0]); SmallVector<std::pair<unsigned, MDNode *>, 4> Metadata; I0->getAllMetadataOtherThanDebugLoc(Metadata); |