text: //===----------------------------------------------------------------------===//
  //
  // 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 >
  // struct array
  
  // Test the size and alignment matches that of an array of a given type.
  
  #include <array>
  #include <iterator>
  #include <type_traits>
  #include <cstddef>
  
  #include "test_macros.h"
  
  
  template <class T, size_t Size>
  struct MyArray {
    T elems[Size];
  };
  
  template <class T, size_t Size>
  void test() {
    typedef T CArrayT[Size == 0 ? 1 : Size];
    typedef std::array<T, Size> ArrayT;
    typedef MyArray<T, Size == 0 ? 1 : Size> MyArrayT;
    static_assert(sizeof(ArrayT) == sizeof(CArrayT), "");
    static_assert(sizeof(ArrayT) == sizeof(MyArrayT), "");
    static_assert(TEST_ALIGNOF(ArrayT) == TEST_ALIGNOF(MyArrayT), "");
  }
  
  template <class T>
  void test_type() {
    test<T, 1>();
    test<T, 42>();
    test<T, 0>();
  }
  
  #if TEST_STD_VER >= 11
  struct alignas(alignof(std::max_align_t) * 2) TestType1 {
  
  };
  
  struct alignas(alignof(std::max_align_t) * 2) TestType2 {
    char data[1000];
  };
  
  struct alignas(alignof(std::max_align_t)) TestType3 {
    char data[1000];
  };
  #endif
  
  int main(int, char**) {
    test_type<char>();
    test_type<int>();
    test_type<double>();
    test_type<long double>();
  
  #if TEST_STD_VER >= 11
    test_type<std::max_align_t>();
    test_type<TestType1>();
    test_type<TestType2>();
    test_type<TestType3>();
  #endif
  
    return 0;
  }
  