lib/Linker/LinkModules.cpp

882 bool ModuleLinker::linkAliasProto(GlobalAlias *SGA) {
883   GlobalValue *DGV = getLinkedToGlobal(SGA);
890     if (getLinkageResult(DGV, SGA, NewLinkage, NV, LinkFromSrc))
900       ValueMap[SGA] = ConstantExpr::getBitCast(DGV,TypeMap.get(SGA->getType()));
903       DoNotLinkFromSource.insert(SGA);
910   // bring over SGA.
911   GlobalAlias *NewDA = new GlobalAlias(TypeMap.get(SGA->getType()),
912                                        SGA->getLinkage(), SGA->getName(),
914   copyGVAttributes(NewDA, SGA);
924   ValueMap[SGA] = NewDA;