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Clone named metadata while cloning a module.

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Reapply Bob's patch.

llvm-svn: 106560
This commit is contained in:
Devang Patel 2010-06-22 18:52:38 +00:00
parent 2cf78d18d5
commit eba73529a6
1 changed files with 11 additions and 0 deletions
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11
lib/Transforms/Utils/CloneModule.cpp
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@ -122,6 +122,17 @@ Module *llvm::CloneModule(const Module *M,
if (const Constant* C = I->getAliasee())
GA->setAliasee(cast<Constant>(MapValue(C, ValueMap)));
}
// And named metadata....
for (Module::const_named_metadata_iterator I = M->named_metadata_begin(),
E = M->named_metadata_end(); I != E; ++I) {
const NamedMDNode &NMD = *I;
SmallVector<MDNode*, 4> MDs;
for (unsigned i = 0, e = NMD.getNumOperands(); i != e; ++i)
MDs.push_back(cast<MDNode>(MapValue(NMD.getOperand(i), ValueMap)));
NamedMDNode::Create(New->getContext(), NMD.getName(),
MDs.data(), MDs.size(), New);
}
return New;
}