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Avoid adding a null MD node operand, which crashes with "-debug" when trying

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to print the operand.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102395 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-04-26 22:56:56 +00:00
parent 5098da0a7e
commit cc7354e993
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/SelectionDAG/InstrEmitter.cpp
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@ -769,7 +769,8 @@ EmitSpecialNode(SDNode *Node, bool IsClone, bool IsCloned,
// Get the mdnode from the asm if it exists and add it to the instruction.
SDValue MDV = Node->getOperand(InlineAsm::Op_MDNode);
const MDNode *MD = cast<MDNodeSDNode>(MDV)->getMD();
MI->addOperand(MachineOperand::CreateMetadata(MD));
if (MD)
MI->addOperand(MachineOperand::CreateMetadata(MD));
MBB->insert(InsertPos, MI);
break;