Expand FP undef

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32623 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
index 4f4942710faa1a2b714dcfd0030de01b2a9550dd..1808dacc2b54ad6a847d0987a9e49487ef687c0f 100644 (file)
--- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
@@ -4523,6 +4523,7 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){
     assert(0 && "Do not know how to expand this operator!");
     abort();
   case ISD::UNDEF:
+    NVT = TLI.getTypeToExpandTo(VT);
     Lo = DAG.getNode(ISD::UNDEF, NVT);
     Hi = DAG.getNode(ISD::UNDEF, NVT);
     break;