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-rw-r--r--llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp14
1 files changed, 8 insertions, 6 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 1119a36849c..3218dce8f57 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -1922,14 +1922,16 @@ SDValue DAGCombiner::foldBinOpIntoSelect(SDNode *BO) {
EVT VT = Sel.getValueType();
SDLoc DL(Sel);
SDValue NewCT = DAG.getNode(BinOpcode, DL, VT, CT, C1);
- assert((NewCT.isUndef() || isConstantOrConstantVector(NewCT) ||
- isConstantFPBuildVectorOrConstantFP(NewCT)) &&
- "Failed to constant fold a binop with constant operands");
+ if (!NewCT.isUndef() &&
+ !isConstantOrConstantVector(NewCT, true) &&
+ !isConstantFPBuildVectorOrConstantFP(NewCT))
+ return SDValue();
SDValue NewCF = DAG.getNode(BinOpcode, DL, VT, CF, C1);
- assert((NewCF.isUndef() || isConstantOrConstantVector(NewCF) ||
- isConstantFPBuildVectorOrConstantFP(NewCF)) &&
- "Failed to constant fold a binop with constant operands");
+ if (!NewCF.isUndef() &&
+ !isConstantOrConstantVector(NewCF, true) &&
+ !isConstantFPBuildVectorOrConstantFP(NewCF))
+ return SDValue();
return DAG.getSelect(DL, VT, Sel.getOperand(0), NewCT, NewCF);
}
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