diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index a1dd8bf5cb2..9d91b3e6443 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -3255,6 +3255,8 @@ SDValue DAGCombiner::visitOR(SDNode *N) { // Do this only if the resulting shuffle is legal. if (isa<ShuffleVectorSDNode>(N0) && isa<ShuffleVectorSDNode>(N1) && + // Avoid folding a node with illegal type. + TLI.isTypeLegal(VT) && N0->getOperand(1) == N1->getOperand(1) && ISD::isBuildVectorAllZeros(N0.getOperand(1).getNode())) { bool CanFold = true; |
