1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <system_error>
11
12// class error_category
13
14// virtual bool equivalent(const error_code& code, int condition) const;
15
16#include <system_error>
17#include <cassert>
18
19int main()
20{
21    const std::error_category& e_cat = std::generic_category();
22    assert(e_cat.equivalent(std::error_code(5, e_cat), 5));
23    assert(!e_cat.equivalent(std::error_code(5, e_cat), 6));
24}
25