llvm-project/libcxx/test/std/input.output/iostreams.base/ios/basic.ios.members/widen.pass.cpp

23 lines
584 B
C++

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <ios>
// template <class charT, class traits> class basic_ios
// char_type widen(char c) const;
#include <ios>
#include <cassert>
int main()
{
const std::ios ios(0);
assert(ios.widen('c') == 'c');
}