- branches.push_back(format("%s: %%%d %s", (type.kind==BasicTypeDeclaration::ALIAS ? "Alias of" : "Base"), get_label(*type.base_type), type.base_type->name));
+ branches.emplace_back(format("%s: %%%d %s", (type.kind==BasicTypeDeclaration::ALIAS ? "Alias of" : "Base"), get_label(*type.base_type), type.base_type->name));