libcxx/test/std/containers/sequences/deque/deque.cons/dtor_noexcept.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 // <deque>
  10
  11 // ~deque() // implied noexcept;
  12
  13 // UNSUPPORTED: c++03
  14
  15 #include <deque>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "MoveOnly.h"
  20 #include "test_allocator.h"
  21
  22 template <class T>
  23 struct some_alloc
  24 {
  25     typedef T value_type;
  26     some_alloc(const some_alloc&);
  27     ~some_alloc() noexcept(false);
  28     void allocate(std::size_t);
  29 };
  30
  31 int main(int, char**)
  32 {
  33     {
  34         typedef std::deque<MoveOnly> C;
  35         static_assert(std::is_nothrow_destructible<C>::value, "");
  36     }
  37     {
  38         typedef std::deque<MoveOnly, test_allocator<MoveOnly>> C;
  39         static_assert(std::is_nothrow_destructible<C>::value, "");
  40     }
  41     {
  42         typedef std::deque<MoveOnly, other_allocator<MoveOnly>> C;
  43         static_assert(std::is_nothrow_destructible<C>::value, "");
  44     }
  45 #if defined(_LIBCPP_VERSION)
  46     {
  47         typedef std::deque<MoveOnly, some_alloc<MoveOnly>> C;
  48         static_assert(!std::is_nothrow_destructible<C>::value, "");
  49     }
  50 #endif // _LIBCPP_VERSION
  51
  52   return 0;
  53 }