63 lines
2 KiB
C++
63 lines
2 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <array>
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// template <class T, size_t N>
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// bool operator==(const array<T,N>& x, const array<T,N>& y); // constexpr in C++20
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// template <class T, size_t N>
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// bool operator!=(const array<T,N>& x, const array<T,N>& y); // removed in C++20
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// template <class T, size_t N>
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// bool operator<(const array<T,N>& x, const array<T,N>& y); // removed in C++20
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// template <class T, size_t N>
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// bool operator>(const array<T,N>& x, const array<T,N>& y); // removed in C++20
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// template <class T, size_t N>
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// bool operator<=(const array<T,N>& x, const array<T,N>& y); // removed in C++20
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// template <class T, size_t N>
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// bool operator>=(const array<T,N>& x, const array<T,N>& y); // removed in C++20
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#include <array>
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#include "test_macros.h"
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template <int>
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struct NoCompare {};
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#if TEST_STD_VER >= 14 && TEST_STD_VER <= 17
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// expected-error@*:* 3 {{no matching function for call to object of type 'std::__less<void, void>'}}
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#endif
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int main(int, char**) {
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{
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typedef NoCompare<0> T;
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typedef std::array<T, 3> C;
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C c1 = {{}};
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// expected-error@*:* 2 {{invalid operands to binary expression}}
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TEST_IGNORE_NODISCARD(c1 == c1);
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TEST_IGNORE_NODISCARD(c1 < c1);
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}
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{
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typedef NoCompare<1> T;
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typedef std::array<T, 3> C;
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C c1 = {{}};
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// expected-error@*:* 2 {{invalid operands to binary expression}}
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TEST_IGNORE_NODISCARD(c1 != c1);
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TEST_IGNORE_NODISCARD(c1 > c1);
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}
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{
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typedef NoCompare<2> T;
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typedef std::array<T, 0> C;
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C c1 = {{}};
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// expected-error@*:* 2 {{invalid operands to binary expression}}
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TEST_IGNORE_NODISCARD(c1 == c1);
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TEST_IGNORE_NODISCARD(c1 < c1);
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}
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return 0;
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}
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