diff options
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 2cd698eb7e0..13e1e96cc92 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -14514,9 +14514,9 @@ SDValue DAGCombiner::getMergeStoreChains(SmallVectorImpl<MemOpLink> &StoreNodes, Visited.insert(StoreNodes[i].MemNode); } - // don't include nodes that are children + // don't include nodes that are children or repeated nodes. for (unsigned i = 0; i < NumStores; ++i) { - if (Visited.count(StoreNodes[i].MemNode->getChain().getNode()) == 0) + if (Visited.insert(StoreNodes[i].MemNode->getChain().getNode()).second) Chains.push_back(StoreNodes[i].MemNode->getChain()); } |
