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//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
// Test that WCHAR_MAX as a wchar_t value can be set as the fill character.
// UNSUPPORTED: no-wide-characters
// Expect the test case to fail on targets where WEOF is the same as
// WCHAR_MAX with the libcpp ABI version 1 implementation. The libcpp ABI
// version 2 implementation fixes the problem.
// XFAIL: target={{.*}}-windows{{.*}} && libcpp-abi-version=1
// XFAIL: target=armv{{7|8}}{{l?}}{{.*}}-linux-gnueabihf && libcpp-abi-version=1
// XFAIL: target=aarch64{{.*}}-linux-gnu && libcpp-abi-version=1
// XFAIL: target=aarch64{{.*}}-amazon-linux && libcpp-abi-version=1
#include <iomanip>
#include <ostream>
#include <cassert>
#include <string>
template <class CharT>
struct testbuf : public std::basic_streambuf<CharT> {
testbuf() {}
};
int main(int, char**) {
testbuf<wchar_t> sb;
std::wostream os(&sb);
os << std::setfill((wchar_t)WCHAR_MAX);
assert(os.fill() == (wchar_t)WCHAR_MAX);
return 0;
}
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