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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 // <vector>
     11 
     12 // vector<bool>()
     13 //        noexcept(is_nothrow_default_constructible<allocator_type>::value);
     14 
     15 // This tests a conforming extension
     16 
     17 #include <vector>
     18 #include <cassert>
     19 
     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 };
     28 
     29 int main()
     30 {
     31 #if __has_feature(cxx_noexcept)
     32     {
     33         typedef std::vector<bool> C;
     34         static_assert(std::is_nothrow_default_constructible<C>::value, "");
     35     }
     36     {
     37         typedef std::vector<bool, test_allocator<bool>> C;
     38         static_assert(std::is_nothrow_default_constructible<C>::value, "");
     39     }
     40     {
     41         typedef std::vector<bool, other_allocator<bool>> C;
     42         static_assert(!std::is_nothrow_default_constructible<C>::value, "");
     43     }
     44     {
     45         typedef std::vector<bool, some_alloc<bool>> C;
     46         static_assert(!std::is_nothrow_default_constructible<C>::value, "");
     47     }
     48 #endif
     49 }
     50