diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index dc1e8d3d241..86e3020d6d2 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -9867,6 +9867,10 @@ void SelectionDAGISel::LowerArguments(const Function &F) { FuncInfo->setArgumentFrameIndex(&Arg, FI->getIndex()); } + // Analyses past this point are naive and don't expect an assertion. + if (Res.getOpcode() == ISD::AssertZext) + Res = Res.getOperand(0); + // Update the SwiftErrorVRegDefMap. if (Res.getOpcode() == ISD::CopyFromReg && isSwiftErrorArg) { unsigned Reg = cast<RegisterSDNode>(Res.getOperand(1))->getReg(); |
