//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// <utility>
// template<class T, class U>
// constexpr bool cmp_equal(T t, U u) noexcept; // C++20
// template<class T, class U>
// constexpr bool cmp_not_equal(T t, U u) noexcept; // C++20
// template<class T, class U>
// constexpr bool cmp_less(T t, U u) noexcept; // C++20
// template<class T, class U>
// constexpr bool cmp_less_equal(T t, U u) noexcept; // C++20
// template<class T, class U>
// constexpr bool cmp_greater(T t, U u) noexcept; // C++20
// template<class T, class U>
// constexpr bool cmp_greater_equal(T t, U u) noexcept; // C++20
// template<class R, class T>
// constexpr bool in_range(T t) noexcept; // C++20
#include <utility>
#include <cstddef>
#include "test_macros.h"
struct NonEmptyT {
int val;
NonEmptyT() : val(0) {}
NonEmptyT(int val) : val(val) {}
operator int&() { return val; }
operator int() const { return val; }
};
enum ColorT { red, green, blue };
struct EmptyT {};
template <class T>
constexpr void test() {
std::cmp_equal(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_equal'}}
std::cmp_not_equal(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_less(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_less'}}
std::cmp_less(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_less'}}
std::cmp_less(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_less'}}
std::cmp_less_equal(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_greater(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater_equal(T(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(T(), int()); // expected-error 10-11 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(int(), T()); // expected-error 10-11 {{no matching function for call to 'cmp_greater_equal'}}
std::in_range<T>(int()); // expected-error 10-11 {{no matching function for call to 'in_range'}}
std::in_range<int>(T()); // expected-error 10-11 {{no matching function for call to 'in_range'}}
}
#ifndef TEST_HAS_NO_CHAR8_T
template <class T>
constexpr void test_char8t() {
std::cmp_equal(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_equal'}}
std::cmp_not_equal(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_less(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_less'}}
std::cmp_less(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_less'}}
std::cmp_less(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_less'}}
std::cmp_less_equal(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_greater(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater_equal(T(), T()); // expected-error 1 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(T(), int()); // expected-error 1 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(int(), T()); // expected-error 1 {{no matching function for call to 'cmp_greater_equal'}}
std::in_range<T>(int()); // expected-error 1 {{no matching function for call to 'in_range'}}
std::in_range<int>(T()); // expected-error 1 {{no matching function for call to 'in_range'}}
}
#endif // TEST_HAS_NO_CHAR8_T
template <class T>
constexpr void test_uchars() {
std::cmp_equal(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_equal'}}
std::cmp_equal(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_equal'}}
std::cmp_not_equal(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_not_equal(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_not_equal'}}
std::cmp_less(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_less'}}
std::cmp_less(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_less'}}
std::cmp_less(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_less'}}
std::cmp_less_equal(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_less_equal(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_less_equal'}}
std::cmp_greater(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_greater'}}
std::cmp_greater_equal(T(), T()); // expected-error 2 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(T(), int()); // expected-error 2 {{no matching function for call to 'cmp_greater_equal'}}
std::cmp_greater_equal(int(), T()); // expected-error 2 {{no matching function for call to 'cmp_greater_equal'}}
std::in_range<T>(int()); // expected-error 2 {{no matching function for call to 'in_range'}}
std::in_range<int>(T()); // expected-error 2 {{no matching function for call to 'in_range'}}
}
int main(int, char**) {
test<bool>();
test<char>();
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
test<wchar_t>();
#endif
test<float>();
test<double>();
test<long double>();
test<std::byte>();
test<NonEmptyT>();
test<ColorT>();
test<std::nullptr_t>();
test<EmptyT>();
#ifndef TEST_HAS_NO_CHAR8_T
test_char8t<char8_t>();
#endif // TEST_HAS_NO_CHAR8_T
test_uchars<char16_t>();
test_uchars<char32_t>();
return 0;
}
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