104 static CanMerge makeMergeable(GlobalVariable *Old, GlobalVariable *New) {  in makeMergeable()  argument
105   if (!Old->hasGlobalUnnamedAddr() && !New->hasGlobalUnnamedAddr())  in makeMergeable()
107   if (hasMetadataOtherThanDebugLoc(Old))  in makeMergeable()
110   if (!Old->hasGlobalUnnamedAddr())  in makeMergeable()
115 static void replace(Module &M, GlobalVariable *Old, GlobalVariable *New) {  in replace()  argument
118   LLVM_DEBUG(dbgs() << "Replacing global: @" << Old->getName() << " -> @"  in replace()
122   if (Old->getAlign() || New->getAlign())  in replace()
123     New->setAlignment(std::max(getAlign(Old), getAlign(New)));  in replace()
125   copyDebugLocMetadata(Old, New);  in replace()
126   Old->replaceAllUsesWith(NewConstant);  in replace()
129   assert(Old->hasLocalLinkage() &&  in replace()
131   Old->eraseFromParent();  in replace()
230       GlobalVariable *Old = SameContentReplacements[i].first;  in mergeConstants()  local
232       replace(M, Old, New);  in mergeConstants()