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Check for null MDNode element while printing comment.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83172 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2009-09-30 21:26:51 +00:00
parent bc9506f5ee
commit 4d7a2061f1
1 changed files with 1 additions and 1 deletions
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2
lib/VMCore/AsmWriter.cpp
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@ -874,7 +874,7 @@ static void WriteMDNodeComment(const MDNode *Node,
formatted_raw_ostream &Out) {
if (Node->getNumElements() < 1)
return;
ConstantInt *CI = dyn_cast<ConstantInt>(Node->getElement(0));
ConstantInt *CI = dyn_cast_or_null<ConstantInt>(Node->getElement(0));
if (!CI) return;
unsigned Val = CI->getZExtValue();
unsigned Tag = Val & ~LLVMDebugVersionMask;