Clone named metadata while cloning a module.

Reapply Bob's patch.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106560 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-06-22 18:52:38 +00:00
parent d3a067bbc2
commit d8800e7972

View File

@ -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;
}