llvm-project/libcxx/test/diagnostics/syserr/syserr.errcat/syserr.errcat.nonvirtuals/neq.pass.cpp

27 lines
771 B
C++

//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <system_error>
// class error_category
// bool operator!=(const error_category& rhs) const;
#include <system_error>
#include <cassert>
int main()
{
const std::error_category& e_cat1 = std::generic_category();
const std::error_category& e_cat2 = std::generic_category();
const std::error_category& e_cat3 = std::system_category();
assert(!(e_cat1 != e_cat2));
assert(e_cat1 != e_cat3);
}