| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <array> |
| |
| // template <class T, size_t N> constexpr size_type array<T,N>::size(); |
| |
| #include <array> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| // std::array is explicitly allowed to be initialized with A a = { init-list };. |
| // Disable the missing braces warning for this reason. |
| #include "disable_missing_braces_warning.h" |
| |
| int main(int, char**) |
| { |
| { |
| typedef double T; |
| typedef std::array<T, 3> C; |
| C c = {1, 2, 3.5}; |
| assert(c.size() == 3); |
| assert(c.max_size() == 3); |
| assert(!c.empty()); |
| } |
| { |
| typedef double T; |
| typedef std::array<T, 0> C; |
| C c = {}; |
| assert(c.size() == 0); |
| assert(c.max_size() == 0); |
| assert(c.empty()); |
| } |
| #if TEST_STD_VER >= 11 |
| { |
| typedef double T; |
| typedef std::array<T, 3> C; |
| constexpr C c = {1, 2, 3.5}; |
| static_assert(c.size() == 3, ""); |
| static_assert(c.max_size() == 3, ""); |
| static_assert(!c.empty(), ""); |
| } |
| { |
| typedef double T; |
| typedef std::array<T, 0> C; |
| constexpr C c = {}; |
| static_assert(c.size() == 0, ""); |
| static_assert(c.max_size() == 0, ""); |
| static_assert(c.empty(), ""); |
| } |
| #endif |
| |
| return 0; |
| } |