1 // Copyright (C) 2016-2021 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library.  This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8 
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 // GNU General Public License for more details.
13 
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3.  If not see
16 // <http://www.gnu.org/licenses/>.
17 
18 // { dg-do compile { target c++11 } }
19 
20 #include <set>
21 
22 using stype1 = std::set<int>;
23 static_assert(std::is_nothrow_default_constructible<stype1>::value, "Error");
24 
25 struct cmp
26 {
cmpcmp27   cmp() { }
28   bool operator()(int, int) const;
29 };
30 
31 using stype2 = std::set<int, cmp>;
32 static_assert( !std::is_nothrow_default_constructible<stype2>::value, "Error");
33 
34 template<typename _Tp>
35   struct not_noexcept_cons_alloc : std::allocator<_Tp>
36   {
not_noexcept_cons_allocnot_noexcept_cons_alloc37     not_noexcept_cons_alloc() /* noexcept */
38     { }
39 
40     template<typename _Tp1>
41       struct rebind
42       { typedef not_noexcept_cons_alloc<_Tp1> other; };
43   };
44 
45 using stype3 = std::set<int, std::less<int>,
46 			not_noexcept_cons_alloc<int>>;
47 
48 static_assert(!std::is_nothrow_default_constructible<stype3>::value, "Error");
49