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

llvm-svn: 92783
This commit is contained in:
Devang Patel
2010-01-05 21:47:32 +00:00
parent f312cfa250
commit 6edcd3994c
6 changed files with 22 additions and 12 deletions

View File

@@ -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);