2ea5d167ae
Implements: P2819R2 <https://wg21.link/P2819R2> - https://eel.is/c++draft/utilities#concept:tuple-like - https://eel.is/c++draft/complex.syn - https://eel.is/c++draft/complex.tuple --------- Co-authored-by: Zingam <zingam@outlook.com>
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//===----------------------------------------------------------------------===//
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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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// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20, c++23
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// <complex>
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// template<size_t I, class T>
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// constexpr T& get(complex<T>&) noexcept;
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// template<size_t I, class T>
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// constexpr T&& get(complex<T>&&) noexcept;
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// template<size_t I, class T>
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// constexpr const T& get(const complex<T>&) noexcept;
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// template<size_t I, class T>
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// constexpr const T&& get(const complex<T>&&) noexcept;
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#include <cassert>
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#include <complex>
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#include <utility>
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template <typename T>
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void test() {
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using C = std::complex<T>;
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// &
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{
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C c{T{27}, T{28}};
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// expected-error-re@*:* 3{{static assertion failed {{.*}}Index value is out of range.}}
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std::get<3>(c);
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}
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// &&
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{
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C c{T{27}, T{28}};
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// expected-error-re@*:* 3 {{static assertion failed {{.*}}Index value is out of range.}}
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std::get<3>(std::move(c));
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}
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// const &
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{
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const C c{T{27}, T{28}};
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// expected-error-re@*:* 3 {{static assertion failed {{.*}}Index value is out of range.}}
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std::get<3>(c);
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}
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// const &&
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{
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const C c{T{27}, T{28}};
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// expected-error-re@*:* 3 {{static assertion failed {{.*}}Index value is out of range.}}
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std::get<3>(std::move(c));
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}
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}
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void test() {
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test<float>();
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test<double>();
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test<long double>();
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}
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