1199   SmallVector<AsmToken, 5> Lookahead;  in ParseRegister()  local
1208     Lookahead.push_back(Token);  in ParseRegister()
1211                       Lookahead.back().getString().data() +  in ParseRegister()
1212                       Lookahead.back().getString().size();  in ParseRegister()
1217                       Lookahead.back().is(AsmToken::Colon);  in ParseRegister()
1248     Lexer.UnLex(Lookahead.back());  in ParseRegister()
1249     Lookahead.pop_back();  in ParseRegister()
1250     Lexer.UnLex(Lookahead.back());  in ParseRegister()
1251     Lookahead.pop_back();  in ParseRegister()
1258   while (!Lookahead.empty()) {  in ParseRegister()
1259     Lexer.UnLex(Lookahead.back());  in ParseRegister()
1260     Lookahead.pop_back();  in ParseRegister()