libcxx/test/std/utilities/meta/meta.trans/meta.trans.arr/remove_all_extents.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // type_traits
  10
  11 // remove_all_extents
  12
  13 #include <type_traits>
  14
  15 #include "test_macros.h"
  16
  17 enum Enum {zero, one_};
  18
  19 template <class T, class U>
  20 void test_remove_all_extents()
  21 {
  22     ASSERT_SAME_TYPE(U, typename std::remove_all_extents<T>::type);
  23 #if TEST_STD_VER > 11
  24     ASSERT_SAME_TYPE(U,        std::remove_all_extents_t<T>);
  25 #endif
  26 }
  27
  28 int main(int, char**)
  29 {
  30     test_remove_all_extents<int, int> ();
  31     test_remove_all_extents<const Enum, const Enum> ();
  32     test_remove_all_extents<int[], int> ();
  33     test_remove_all_extents<const int[], const int> ();
  34     test_remove_all_extents<int[3], int> ();
  35     test_remove_all_extents<const int[3], const int> ();
  36     test_remove_all_extents<int[][3], int> ();
  37     test_remove_all_extents<const int[][3], const int> ();
  38     test_remove_all_extents<int[2][3], int> ();
  39     test_remove_all_extents<const int[2][3], const int> ();
  40     test_remove_all_extents<int[1][2][3], int> ();
  41     test_remove_all_extents<const int[1][2][3], const int> ();
  42
  43   return 0;
  44 }