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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 // <unordered_map>
     11 
     12 // ~unordered_multimap() // implied noexcept;
     13 
     14 #include <unordered_map>
     15 #include <cassert>
     16 
     17 #include "../../../MoveOnly.h"
     18 #include "../../../test_allocator.h"
     19 
     20 #if __has_feature(cxx_noexcept)
     21 
     22 template <class T>
     23 struct some_comp
     24 {
     25     typedef T value_type;
     26     ~some_comp() noexcept(false);
     27 };
     28 
     29 template <class T>
     30 struct some_hash
     31 {
     32     typedef T value_type;
     33     some_hash();
     34     some_hash(const some_hash&);
     35     ~some_hash() noexcept(false);
     36 };
     37 
     38 #endif
     39 
     40 int main()
     41 {
     42 #if __has_feature(cxx_noexcept)
     43     {
     44         typedef std::unordered_multimap<MoveOnly, MoveOnly> C;
     45         static_assert(std::is_nothrow_destructible<C>::value, "");
     46     }
     47     {
     48         typedef std::unordered_multimap<MoveOnly, MoveOnly, std::hash<MoveOnly>,
     49                            std::equal_to<MoveOnly>, test_allocator<MoveOnly>> C;
     50         static_assert(std::is_nothrow_destructible<C>::value, "");
     51     }
     52     {
     53         typedef std::unordered_multimap<MoveOnly, MoveOnly, std::hash<MoveOnly>,
     54                           std::equal_to<MoveOnly>, other_allocator<MoveOnly>> C;
     55         static_assert(std::is_nothrow_destructible<C>::value, "");
     56     }
     57     {
     58         typedef std::unordered_multimap<MoveOnly, MoveOnly, some_hash<MoveOnly>> C;
     59         static_assert(!std::is_nothrow_destructible<C>::value, "");
     60     }
     61     {
     62         typedef std::unordered_multimap<MoveOnly, MoveOnly, std::hash<MoveOnly>,
     63                                                          some_comp<MoveOnly>> C;
     64         static_assert(!std::is_nothrow_destructible<C>::value, "");
     65     }
     66 #endif
     67 }
     68