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); 25 assert(!(e_cat1 == e_cat3)); 26} 27