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Allow null to be an element of NamedMDNode. e.g. !llvm.stuff = !{!0, !1, null}

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92783 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-01-05 21:47:32 +00:00
parent 6ae68a28b9
commit 69d02e0a17
6 changed files with 22 additions and 12 deletions
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10
lib/Bitcode/Reader/BitcodeReader.cpp
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@@ -789,9 +789,13 @@ bool BitcodeReader::ParseMetadata() {
unsigned Size = Record.size();
SmallVector<MDNode *, 8> Elts;
for (unsigned i = 0; i != Size; ++i) {
Value *MD = MDValueList.getValueFwdRef(Record[i]);
if (MDNode *B = dyn_cast_or_null<MDNode>(MD))
Elts.push_back(B);
if (Record[i] == ~0U)
Elts.push_back(NULL);
else {
Value *MD = MDValueList.getValueFwdRef(Record[i]);
if (MDNode *B = dyn_cast_or_null<MDNode>(MD))
Elts.push_back(B);
}
}
Value *V = NamedMDNode::Create(Context, Name.str(), Elts.data(),
Elts.size(), TheModule);