102 llvm::Optional<unsigned> Program::getGlobal(const ValueDecl *VD) {  in getGlobal()  argument
103   auto It = GlobalIndices.find(VD);  in getGlobal()
109   for (const Decl *P = VD; P; P = P->getPreviousDecl()) {  in getGlobal()
119     GlobalIndices[VD] = *Index;  in getGlobal()
126 llvm::Optional<unsigned> Program::getOrCreateGlobal(const ValueDecl *VD) {  in getOrCreateGlobal()  argument
127   if (auto Idx = getGlobal(VD))  in getOrCreateGlobal()
130   if (auto Idx = createGlobal(VD)) {  in getOrCreateGlobal()
131     GlobalIndices[VD] = *Idx;  in getOrCreateGlobal()
156 llvm::Optional<unsigned> Program::createGlobal(const ValueDecl *VD) {  in createGlobal()  argument
158   if (auto *Var = dyn_cast<VarDecl>(VD)) {  in createGlobal()
165   if (auto Idx = createGlobal(VD, VD->getType(), IsStatic, IsExtern)) {  in createGlobal()
166     for (const Decl *P = VD; P; P = P->getPreviousDecl())  in createGlobal()