1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
//
// sp_constexpr_test2.cpp
//
// Copyright 2017 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
#include <boost/config.hpp>
#include <boost/config/workaround.hpp>
#define HAVE_CONSTEXPR_INIT
#if defined( BOOST_NO_CXX11_CONSTEXPR )
# undef HAVE_CONSTEXPR_INIT
#endif
#if BOOST_WORKAROUND( BOOST_MSVC, < 1930 )
# undef HAVE_CONSTEXPR_INIT
#endif
#if defined(__clang__) && defined( BOOST_NO_CXX14_CONSTEXPR )
# undef HAVE_CONSTEXPR_INIT
#endif
#if !defined( HAVE_CONSTEXPR_INIT )
int main()
{
}
#else
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <boost/core/lightweight_test.hpp>
struct X: public boost::enable_shared_from_this<X>
{
int v_;
constexpr X() BOOST_NOEXCEPT: v_( 1 )
{
}
};
struct Z
{
Z();
};
static Z z;
static X x;
Z::Z()
{
BOOST_TEST_EQ( x.v_, 1 );
}
int main()
{
return boost::report_errors();
}
#endif // #if defined( BOOST_NO_CXX11_CONSEXPR )
|
