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      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 // <map>
     11 
     12 // ~map() // implied noexcept;
     13 
     14 // UNSUPPORTED: c++98, c++03
     15 
     16 #include <map>
     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 noexcept { return false; }
     29 };
     30 
     31 int main()
     32 {
     33     typedef std::pair<const MoveOnly, MoveOnly> V;
     34     {
     35         typedef std::map<MoveOnly, MoveOnly> C;
     36         static_assert(std::is_nothrow_destructible<C>::value, "");
     37     }
     38     {
     39         typedef std::map<MoveOnly, MoveOnly, std::less<MoveOnly>, test_allocator<V>> C;
     40         static_assert(std::is_nothrow_destructible<C>::value, "");
     41     }
     42     {
     43         typedef std::map<MoveOnly, MoveOnly, std::less<MoveOnly>, other_allocator<V>> C;
     44         static_assert(std::is_nothrow_destructible<C>::value, "");
     45     }
     46 #if defined(_LIBCPP_VERSION)
     47     {
     48         typedef std::map<MoveOnly, MoveOnly, some_comp<MoveOnly>> C;
     49         static_assert(!std::is_nothrow_destructible<C>::value, "");
     50     }
     51 #endif // _LIBCPP_VERSION
     52 }
     53