34 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// <system_error>10 11// class error_code12 13// void clear();14 15#include <system_error>16#include <cassert>17 18#include "test_macros.h"19 20int main(int, char**)21{22 {23 std::error_code ec;24 ec.assign(6, std::generic_category());25 assert(ec.value() == 6);26 assert(ec.category() == std::generic_category());27 ec.clear();28 assert(ec.value() == 0);29 assert(ec.category() == std::system_category());30 }31 32 return 0;33}34