51   void addLazyFor(GlobalValue &GV, const IRMover::ValueAdder &Add);
104   void dropReplacedComdat(GlobalValue &GV,
107   bool linkIfNeeded(GlobalValue &GV, SmallVectorImpl<GlobalValue *> &GVToClone);
328 bool ModuleLinker::linkIfNeeded(GlobalValue &GV,  in linkIfNeeded()  argument
330   GlobalValue *DGV = getLinkedToGlobal(&GV);  in linkIfNeeded()
334     if (!GV.hasAppendingLinkage()) {  in linkIfNeeded()
345   if (DGV && !GV.hasLocalLinkage() && !GV.hasAppendingLinkage()) {  in linkIfNeeded()
347     auto *SGVar = dyn_cast<GlobalVariable>(&GV);  in linkIfNeeded()
367         getMinVisibility(DGV->getVisibility(), GV.getVisibility());  in linkIfNeeded()
369     GV.setVisibility(Visibility);  in linkIfNeeded()
372         DGV->getUnnamedAddr(), GV.getUnnamedAddr());  in linkIfNeeded()
374     GV.setUnnamedAddr(UnnamedAddr);  in linkIfNeeded()
378       (GV.hasLocalLinkage() || GV.hasLinkOnceLinkage() ||  in linkIfNeeded()
379        GV.hasAvailableExternallyLinkage()))  in linkIfNeeded()
382   if (GV.isDeclaration())  in linkIfNeeded()
386   if (const Comdat *SC = GV.getComdat()) {  in linkIfNeeded()
393   if (DGV && shouldLinkFromSource(LinkFromSrc, *DGV, GV))  in linkIfNeeded()
396     GVToClone.push_back(LinkFromSrc ? DGV : &GV);  in linkIfNeeded()
398     ValuesToLink.insert(&GV);  in linkIfNeeded()
402 void ModuleLinker::addLazyFor(GlobalValue &GV, const IRMover::ValueAdder &Add) {  in addLazyFor()  argument
404   if (!GV.hasLinkOnceLinkage() && !GV.hasAvailableExternallyLinkage() &&  in addLazyFor()
409     Internalize.insert(GV.getName());  in addLazyFor()
410   Add(GV);  in addLazyFor()
412   const Comdat *SC = GV.getComdat();  in addLazyFor()
429     GlobalValue &GV, const DenseSet<const Comdat *> &ReplacedDstComdats) {  in dropReplacedComdat()  argument
430   Comdat *C = GV.getComdat();  in dropReplacedComdat()
435   if (GV.use_empty()) {  in dropReplacedComdat()
436     GV.eraseFromParent();  in dropReplacedComdat()
440   if (auto *F = dyn_cast<Function>(&GV)) {  in dropReplacedComdat()
442   } else if (auto *Var = dyn_cast<GlobalVariable>(&GV)) {  in dropReplacedComdat()
445     auto &Alias = cast<GlobalAlias>(GV);  in dropReplacedComdat()
495   for (GlobalAlias &GV : llvm::make_early_inc_range(DstM.aliases()))  in run()
496     dropReplacedComdat(GV, ReplacedDstComdats);  in run()
498   for (GlobalVariable &GV : llvm::make_early_inc_range(DstM.globals()))  in run()
499     dropReplacedComdat(GV, ReplacedDstComdats);  in run()
501   for (Function &GV : llvm::make_early_inc_range(DstM))  in run()
502     dropReplacedComdat(GV, ReplacedDstComdats);  in run()
521   for (GlobalVariable &GV : SrcM->globals())  in run()
522     if (GV.hasLinkOnceLinkage())  in run()
523       if (const Comdat *SC = GV.getComdat())  in run()
524         LazyComdatMembers[SC].push_back(&GV);  in run()
539   for (GlobalVariable &GV : SrcM->globals())  in run()
540     if (linkIfNeeded(GV, GVToClone))  in run()
559   for (GlobalValue *GV : GVToClone) {  in run()
560     if (auto *Var = dyn_cast<GlobalVariable>(GV)) {  in run()
572       emitError("linking '" + GV->getName() +  in run()
578     GlobalValue *GV = ValuesToLink[I];  in run()  local
579     const Comdat *SC = GV->getComdat();  in run()
593     for (GlobalValue *GV : ValuesToLink)  in run()
594       Internalize.insert(GV->getName());  in run()
603                          [this](GlobalValue &GV, IRMover::ValueAdder Add) {  in run()  argument
604                            addLazyFor(GV, Add);  in run()