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// bool operator<(const error_category& rhs) const;
15
16#include <system_error>
17#include <cassert>
18
19int main()
20{
21    const std::error_category& e_cat1 = std::generic_category();
22    const std::error_category& e_cat2 = std::generic_category();
23    const std::error_category& e_cat3 = std::system_category();
24    assert(!(e_cat1 < e_cat2) && !(e_cat2 < e_cat1));
25    assert((e_cat1 < e_cat3) || (e_cat3 < e_cat1));
26}
27