1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11
10 
11 #include <string>
12 
13 void f() {
14   {
15     using std::string;
16     string foo = ""s; // expected-error {{no matching literal operator}}
17   }
18   {
19     std::string foo = ""s; // expected-error {{no matching literal operator}}
20   }
21 }
22