test/std/containers/associative/set/set.cons/dtor_noexcept.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // <set>
  11
  12 // ~set() // implied noexcept;
  13
  14 // UNSUPPORTED: c++98, c++03
  15
  16 #include <set>
  17 #include <cassert>
  18
  19 #include "test_macros.h"
  20 #include "MoveOnly.h"
  21 #include "test_allocator.h"
  22
  23 template <class T>
  24 struct some_comp
  25 {
  26     typedef T value_type;
  27     ~some_comp() noexcept(false);
  28     bool operator()(const T&, const T&) const { return false; }
  29 };
  30
  31 int main()
  32 {
  33     {
  34         typedef std::set<MoveOnly> C;
  35         static_assert(std::is_nothrow_destructible<C>::value, "");
  36     }
  37     {
  38         typedef std::set<MoveOnly, std::less<MoveOnly>, test_allocator<MoveOnly>> C;
  39         static_assert(std::is_nothrow_destructible<C>::value, "");
  40     }
  41     {
  42         typedef std::set<MoveOnly, std::less<MoveOnly>, other_allocator<MoveOnly>> C;
  43         static_assert(std::is_nothrow_destructible<C>::value, "");
  44     }
  45     {
  46         typedef std::set<MoveOnly, some_comp<MoveOnly>> C;
  47         LIBCPP_STATIC_ASSERT(!std::is_nothrow_destructible<C>::value, "");
  48     }
  49 }