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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <ios>
// class ios_base::failure
// explicit failure(const char* msg, const error_code& ec = io_errc::stream);
#include <ios>
#include <string>
#include <system_error>
#include <cassert>
int main()
{
{
std::string what_arg("io test message");
std::ios_base::failure se(what_arg.c_str(), make_error_code(std::errc::is_a_directory));
assert(se.code() == std::make_error_code(std::errc::is_a_directory));
std::string what_message(se.what());
assert(what_message.find(what_arg) != std::string::npos);
assert(what_message.find(std::generic_category().message(static_cast<int>
(std::errc::is_a_directory))) != std::string::npos);
}
{
std::string what_arg("io test message");
std::ios_base::failure se(what_arg.c_str());
assert(se.code() == std::make_error_code(std::io_errc::stream));
std::string what_message(se.what());
assert(what_message.find(what_arg) != std::string::npos);
assert(what_message.find(std::iostream_category().message(static_cast<int>
(std::io_errc::stream))) != std::string::npos);
}
}
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