default_noexcept.pass.cpp revision d24c465beaec2fe9a0e365e6379cd5d3acaeb2ca 
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// <deque>
11
12// deque()
13//        noexcept(is_nothrow_default_constructible<allocator_type>::value);
14
15// This tests a conforming extension
16
17// UNSUPPORTED: c++98, c++03
18
19#include <deque>
20#include <cassert>
21
22#include "MoveOnly.h"
23#include "test_allocator.h"
24
25template <class T>
26struct some_alloc
27{
28    typedef T value_type;
29    some_alloc(const some_alloc&);
30};
31
32int main()
33{
34    {
35        typedef std::deque<MoveOnly> C;
36        static_assert(std::is_nothrow_default_constructible<C>::value, "");
37    }
38    {
39        typedef std::deque<MoveOnly, test_allocator<MoveOnly>> C;
40        static_assert(std::is_nothrow_default_constructible<C>::value, "");
41    }
42    {
43        typedef std::deque<MoveOnly, other_allocator<MoveOnly>> C;
44        static_assert(!std::is_nothrow_default_constructible<C>::value, "");
45    }
46    {
47        typedef std::deque<MoveOnly, some_alloc<MoveOnly>> C;
48        static_assert(!std::is_nothrow_default_constructible<C>::value, "");
49    }
50}
51