diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 0098a56a9a..db9af8ac51 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -724,7 +724,7 @@ SDOperand DAGCombiner::visitAND(SDNode *N) { return DAG.getNode(ISD::AND, VT, N0.getOperand(0), N1); } // fold (and (or x, 0xFFFF), 0xFF) -> 0xFF - if (N0.getOpcode() == ISD::OR) + if (N0.getOpcode() == ISD::OR && N1C) if (ConstantSDNode *ORI = dyn_cast<ConstantSDNode>(N0.getOperand(1))) if ((ORI->getValue() & N1C->getValue()) == N1C->getValue()) return N1; |