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Merge pull request #112 from glenfe/develop

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Implement copy_reference and copy_cv_ref
This commit is contained in:
jzmaddock
2019-02-26 20:16:42 +00:00
committed by GitHub
parent 4ca80785f8 6a472a381d
commit 625c40e750
9 changed files with 410 additions and 1 deletions
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65
doc/copy_cv_ref.qbk Normal file
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@ -0,0 +1,65 @@
[/
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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).
]
[section:copy_cv_ref copy_cv_ref]
template<class T, class U>
struct copy_cv_ref
{
typedef __below type;
};
template<class T, class U>
using copy_cv_ref_t = typename copy_cv_ref<T, U>::type;
__type [^T /cvref/], where /cvref/ are the cvref-qualifiers of `U`.
__header `#include <boost/type_traits/copy_cv_ref.hpp>` or
`#include <boost/type_traits.hpp>>`
[table Examples
[[Expression] [Result Type]]
[[`copy_cv_ref<int, const char>::type`][`const int`]]
[[`copy_cv_ref<int, volatile char>::type`][`volatile int`]]
[[`copy_cv_ref<int, const volatile char>::type`][`const volatile int`]]
[[`copy_cv_ref<int, char&>::type`][`int&`]]
[[`copy_cv_ref<int, const char&>::type`][`const int&`]]
[[`copy_cv_ref<int, volatile char&>::type`][`volatile int&`]]
[[`copy_cv_ref<int, const volatile char&>::type`][`const volatile int&`]]
[[`copy_cv_ref<int, char&&>::type`][`int&&`]]
[[`copy_cv_ref<int, const char&&>::type`][`const int&&`]]
[[`copy_cv_ref<int, volatile char&&>::type`][`volatile int&&`]]
[[`copy_cv_ref<int, const volatile char&&>::type`][`const volatile int&&`]]
[[`copy_cv_ref<int&&, char&>::type`][`int&`]]
[[`copy_cv_ref<int&, const char>::type`][`int&`]]
[[`copy_cv_ref<int&, volatile char&>::type`][`int&`]]
[[`copy_cv_ref<int&, const volatile char&&>::type`][`int&`]]
]
[all_compilers] The type alias `copy_cv_ref_t` is only available if the compiler
supports template aliases.
[endsect]

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[/
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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).
]
[section:copy_reference copy_reference_]
template<class T, class U>
struct copy_reference
{
typedef __below type;
};
template<class T, class U>
using copy_reference_t = typename copy_reference<T, U>::type;
__type [^T /ref/], where /ref/ are the ref-qualifiers of `U`.
__header `#include <boost/type_traits/copy_reference.hpp>` or
`#include <boost/type_traits.hpp>>`
[table Examples
[[Expression] [Result Type]]
[[`copy_reference<int, char>::type`][`int`]]
[[`copy_reference<int, char&>::type`] [`int&`]]
[[`copy_reference<int, char&&>::type`] [`int&&`]]
[[`copy_reference<int&, char>::type`] [`int&`]]
[[`copy_reference<int&, char&>::type`] [`int&`]]
[[`copy_reference<int&, char&&>::type`] [`int&`]]
[[`copy_reference<int&&, char>::type`] [`int&&`]]
[[`copy_reference<int&&, char&>::type`] [`int&`]]
[[`copy_reference<int&&, char&&>::type`] [`int&&`]]
]
[all_compilers] The type alias `copy_reference_t` is only available if the compiler
supports template aliases.
[endsect]

2
doc/history.qbk
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@ -9,7 +9,7 @@
[h4 Boost-1.70.0]
* Added new traits __is_bounded_array, __is_unbounded_array.
* Added new traits __is_bounded_array, __is_unbounded_array, __copy_reference, __copy_cv_ref.
[h4 Boost-1.68.0]

4
doc/type_traits.qbk
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@ -146,6 +146,8 @@
[def __is_complex [link boost_typetraits.reference.is_complex is_complex]]
[def __copy_cv [link boost_typetraits.reference.copy_cv copy_cv]]
[def __copy_cv_ref [link boost_typetraits.reference.copy_cv_ref copy_cv_ref]]
[def __copy_reference [link boost_typetraits.reference.copy_reference copy_reference]]
[def __type_identity [link boost_typetraits.reference.type_identity type_identity]]
[def __declval [link boost_typetraits.reference.declval declval]]
@ -307,6 +309,8 @@ that is the result of the transformation.
[include conditional.qbk]
[include common_type.qbk]
[include copy_cv.qbk]
[include copy_cv_ref.qbk]
[include copy_reference.qbk]
[include decay.qbk]
[include declval.qbk]
[include detected.qbk]

2
include/boost/type_traits.hpp
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@ -22,6 +22,8 @@
#include <boost/type_traits/common_type.hpp>
#include <boost/type_traits/conditional.hpp>
#include <boost/type_traits/copy_cv.hpp>
#include <boost/type_traits/copy_cv_ref.hpp>
#include <boost/type_traits/copy_reference.hpp>
#include <boost/type_traits/decay.hpp>
#include <boost/type_traits/declval.hpp>
#include <boost/type_traits/enable_if.hpp>

31
include/boost/type_traits/copy_cv_ref.hpp Normal file
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@ -0,0 +1,31 @@
/*
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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)
*/
#ifndef BOOST_TT_COPY_CV_REF_HPP_INCLUDED
#define BOOST_TT_COPY_CV_REF_HPP_INCLUDED
#include <boost/type_traits/copy_cv.hpp>
#include <boost/type_traits/copy_reference.hpp>
#include <boost/type_traits/remove_reference.hpp>
namespace boost {
template<class T, class U>
struct copy_cv_ref {
typedef typename copy_reference<typename copy_cv<T,
typename remove_reference<U>::type >::type, U>::type type;
};
#if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
template<class T, class U>
using copy_cv_ref_t = typename copy_cv_ref<T, U>::type;
#endif
} /* boost */
#endif

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@ -0,0 +1,35 @@
/*
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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)
*/
#ifndef BOOST_TT_COPY_REFERENCE_HPP_INCLUDED
#define BOOST_TT_COPY_REFERENCE_HPP_INCLUDED
#include <boost/type_traits/add_lvalue_reference.hpp>
#include <boost/type_traits/add_rvalue_reference.hpp>
#include <boost/type_traits/is_lvalue_reference.hpp>
#include <boost/type_traits/is_rvalue_reference.hpp>
#include <boost/type_traits/conditional.hpp>
namespace boost {
template<class T, class U>
struct copy_reference {
typedef typename conditional<is_rvalue_reference<U>::value,
typename add_rvalue_reference<T>::type,
typename conditional<is_lvalue_reference<U>::value,
typename add_lvalue_reference<T>::type, T>::type>::type type;
};
#if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
template<class T, class U>
using copy_reference_t = typename copy_reference<T, U>::type;
#endif
} /* boost */
#endif

186
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/*
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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)
*/
#ifdef TEST_STD
#include <type_traits>
#else
#include <boost/type_traits/copy_cv_ref.hpp>
#endif
#include "test.hpp"
#include "check_type.hpp"
TT_TEST_BEGIN(copy_cv_ref)
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, char>::type, int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const char>::type, const int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, volatile char>::type, volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, char>::type, const int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const char>::type, const int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, char>::type, volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, volatile char>::type, volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const volatile char>::type, const volatile int);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, char>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const char>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, volatile char>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const volatile char>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, volatile char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const volatile char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, char>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const char>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, volatile char>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const volatile char>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, volatile char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const volatile char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, char>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const char>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, volatile char>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const volatile char>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, char>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const char>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, volatile char>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const volatile char>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const volatile char&>::type, const volatile int&);
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, volatile char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int, const volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int, const volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, volatile char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int, const volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int, const volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, char&&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const char&&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, volatile char&&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&, const volatile char&&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, char&&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const char&&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, volatile char&&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&, const volatile char&&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, char&&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const char&&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, volatile char&&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&, const volatile char&&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, char&&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const char&&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, volatile char&&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&, const volatile char&&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, char>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const char>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, volatile char>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const volatile char>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, volatile char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const volatile char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, volatile char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<int&&, const volatile char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, char>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const char>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, volatile char>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const volatile char>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, volatile char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const volatile char&>::type, const int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, volatile char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const int&&, const volatile char&&>::type, const int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, char>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const char>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, volatile char>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const volatile char>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const volatile char&>::type, volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, volatile char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<volatile int&&, const volatile char&&>::type, volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, char>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const char>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, volatile char>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const volatile char>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const volatile char&>::type, const volatile int&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, volatile char&&>::type, const volatile int&&);
BOOST_CHECK_TYPE3(::tt::copy_cv_ref<const volatile int&&, const volatile char&&>::type, const volatile int&&);
#endif
TT_TEST_END

33
test/copy_reference_test.cpp Normal file
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@ -0,0 +1,33 @@
/*
Copyright 2019 Glen Joseph Fernandes
(glenjofe@gmail.com)
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)
*/
#ifdef TEST_STD
#include <type_traits>
#else
#include <boost/type_traits/copy_reference.hpp>
#endif
#include "test.hpp"
#include "check_type.hpp"
TT_TEST_BEGIN(copy_reference)
BOOST_CHECK_TYPE3(::tt::copy_reference<int, char>::type, int);
BOOST_CHECK_TYPE3(::tt::copy_reference<int, char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&, char>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&, char&>::type, int&);
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
BOOST_CHECK_TYPE3(::tt::copy_reference<int, char&&>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&, char&&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&&, char>::type, int&&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&&, char&>::type, int&);
BOOST_CHECK_TYPE3(::tt::copy_reference<int&&, char&&>::type, int&&);
#endif
TT_TEST_END