libcxx/test/std/input.output/iostream.format/quoted.manip/quoted_char.verify.cpp

   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 // <iomanip>
  10
  11 // quoted
  12
  13 // UNSUPPORTED: c++03, c++11
  14 // XFAIL: no-wide-characters
  15
  16 #include <iomanip>
  17 #include <sstream>
  18 #include <string>
  19
  20 //  Test that mismatches between strings and wide streams are diagnosed
  21
  22 void round_trip ( const char *p ) {
  23     std::wstringstream ss;
  24     ss << std::quoted(p); // expected-error {{invalid operands to binary expression}}
  25     std::string s;
  26     ss >> std::quoted(s); // expected-error {{invalid operands to binary expression}}
  27 }
  28
  29 void f() {
  30     round_trip("Hi Mom");
  31 }