]>
Commit | Line | Data |
---|---|---|
b32b8144 FG |
1 | /*<- |
2 | Copyright Barrett Adair 2016-2017 | |
3 | Distributed under the Boost Software License, Version 1.0. | |
4 | (See accompanying file LICENSE.md or copy at http ://boost.org/LICENSE_1_0.txt) | |
5 | ->*/ | |
6 | ||
7 | #include <boost/callable_traits/detail/config.hpp> | |
8 | #ifdef BOOST_CLBL_TRTS_DISABLE_REFERENCE_QUALIFIERS | |
9 | int main(){ return 0; } | |
10 | #else | |
11 | ||
12 | //[ add_member_rvalue_reference | |
13 | #include <type_traits> | |
14 | #include <boost/callable_traits/add_member_rvalue_reference.hpp> | |
15 | ||
16 | namespace ct = boost::callable_traits; | |
17 | ||
18 | struct foo {}; | |
19 | ||
20 | int main() { | |
21 | ||
22 | { | |
23 | using pmf = void(foo::*)(); | |
24 | using expect = void(foo::*)() &&; | |
25 | using test = ct::add_member_rvalue_reference_t<pmf>; | |
26 | static_assert(std::is_same<test, expect>::value, ""); | |
27 | } { | |
28 | // add_member_rvalue_reference_t doesn't change anything when | |
29 | // the function type already has an rvalue qualifier. | |
30 | using pmf = void(foo::*)() &&; | |
31 | using expect = void(foo::*)() &&; | |
32 | using test = ct::add_member_rvalue_reference_t<pmf>; | |
33 | static_assert(std::is_same<test, expect>::value, ""); | |
34 | } { | |
35 | // add_member_rvalue_reference_t models C++11 reference collapsing | |
36 | // rules, so that adding an rvalue qualifier to an | |
37 | // lvalue-qualified type will not change anything. | |
38 | using pmf = void(foo::*)() const &; | |
39 | using expect = void(foo::*)() const &; | |
40 | using test = ct::add_member_rvalue_reference_t<pmf>; | |
41 | static_assert(std::is_same<test, expect>::value, ""); | |
42 | } { | |
43 | // add_member_rvalue_reference_t can also be used with "abominable" | |
44 | // function types. | |
45 | using f = void() const; | |
46 | using expect = void() const &&; | |
47 | using test = ct::add_member_rvalue_reference_t<f>; | |
48 | static_assert(std::is_same<test, expect>::value, ""); | |
49 | } | |
50 | } | |
51 | ||
52 | //] | |
53 | #endif //#ifdef BOOST_CLBL_TRTS_DISABLE_REFERENCE_QUALIFIERS |