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- /*
- Copyright Barrett Adair 2016-2017
- Distributed under the Boost Software License, Version 1.0.
- (See accompanying file LICENSE.md or copy at http ://boost.org/LICENSE_1_0.txt)
- */
- #include <type_traits>
- #include <functional>
- #include <utility>
- #include <boost/callable_traits/has_varargs.hpp>
- #include "test.hpp"
- struct foo {};
- template<typename T>
- void assert_has_varargs() {
- CT_ASSERT( has_varargs<T>::value);
- }
- template<typename T>
- void assert_not_has_varargs() {
- CT_ASSERT(! has_varargs<T>::value);
- }
- int main() {
- {
- using f = void(foo::*)();
- using l = void(foo::*)() LREF;
- using r = void(foo::*)() RREF ;
- using c = void(foo::*)() const;
- using cl = void(foo::*)() const LREF;
- using cr = void(foo::*)() const RREF;
- using v = void(foo::*)() volatile;
- using vl = void(foo::*)() volatile LREF;
- using vr = void(foo::*)() volatile RREF;
- using cv = void(foo::*)() const volatile;
- using cvl = void(foo::*)() const volatile LREF;
- using cvr = void(foo::*)() const volatile RREF;
- assert_not_has_varargs<f>();
- assert_not_has_varargs<l>();
- assert_not_has_varargs<r>();
- assert_not_has_varargs<c>();
- assert_not_has_varargs<cl>();
- assert_not_has_varargs<cr>();
- assert_not_has_varargs<v>();
- assert_not_has_varargs<vl>();
- assert_not_has_varargs<vr>();
- assert_not_has_varargs<cv>();
- assert_not_has_varargs<cvl>();
- assert_not_has_varargs<cvr>();
- }
- {
- //a member data pointer to a function pointer
- //is not treated like a member function pointer
- using f_ptr = void(*)(...);
- using f = f_ptr foo::*;
- assert_not_has_varargs<f>();
- }
- {
- using f = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...);
- using l = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) LREF;
- using r = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) RREF ;
- using c = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const;
- using cl = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const LREF;
- using cr = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const RREF;
- using v = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) volatile;
- using vl = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) volatile LREF;
- using vr = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) volatile RREF;
- using cv = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const volatile;
- using cvl = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const volatile LREF;
- using cvr = void(BOOST_CLBL_TRTS_DEFAULT_VARARGS_CC foo::*)(...) const volatile RREF;
- assert_has_varargs<f>();
- assert_has_varargs<l>();
- assert_has_varargs<r>();
- assert_has_varargs<c>();
- assert_has_varargs<cl>();
- assert_has_varargs<cr>();
- assert_has_varargs<v>();
- assert_has_varargs<vl>();
- assert_has_varargs<vr>();
- assert_has_varargs<cv>();
- assert_has_varargs<cvl>();
- assert_has_varargs<cvr>();
- }
- {
- struct f { int operator()() { return 0; } };
- struct l { int operator()() LREF { return 0; } };
- struct r { int operator()() RREF { return 0; } };
- struct c { int operator()() const { return 0; } };
- struct cl { int operator()() const LREF { return 0; } };
- struct cr { int operator()() const RREF { return 0; } };
- struct v { int operator()() volatile { return 0; } };
- struct vl { int operator()() volatile LREF { return 0; } };
- struct vr { int operator()() volatile RREF { return 0; } };
- struct cv { int operator()() const volatile { return 0; } };
- struct cvl { int operator()() const volatile LREF { return 0; } };
- struct cvr { int operator()() const volatile RREF { return 0; } };
- assert_not_has_varargs<f>();
- assert_not_has_varargs<l>();
- assert_not_has_varargs<r>();
- assert_not_has_varargs<c>();
- assert_not_has_varargs<cl>();
- assert_not_has_varargs<cr>();
- assert_not_has_varargs<v>();
- assert_not_has_varargs<vl>();
- assert_not_has_varargs<vr>();
- assert_not_has_varargs<cv>();
- assert_not_has_varargs<cvl>();
- assert_not_has_varargs<cvr>();
- }
- {
- struct f { int operator()(...) { return 0; } };
- struct l { int operator()(...) LREF { return 0; } };
- struct r { int operator()(...) RREF { return 0; } };
- struct c { int operator()(...) const { return 0; } };
- struct cl { int operator()(...) const LREF { return 0; } };
- struct cr { int operator()(...) const RREF { return 0; } };
- struct v { int operator()(...) volatile { return 0; } };
- struct vl { int operator()(...) volatile LREF { return 0; } };
- struct vr { int operator()(...) volatile RREF { return 0; } };
- struct cv { int operator()(...) const volatile { return 0; } };
- struct cvl { int operator()(...) const volatile LREF { return 0; } };
- struct cvr { int operator()(...) const volatile RREF { return 0; } };
- assert_has_varargs<f>();
- assert_has_varargs<l>();
- assert_has_varargs<r>();
- assert_has_varargs<c>();
- assert_has_varargs<cl>();
- assert_has_varargs<cr>();
- assert_has_varargs<v>();
- assert_has_varargs<vl>();
- assert_has_varargs<vr>();
- assert_has_varargs<cv>();
- assert_has_varargs<cvl>();
- assert_has_varargs<cvr>();
- }
- #ifndef BOOST_CLBL_TRTS_DISABLE_ABOMINABLE_FUNCTIONS
- {
- using f = void();
- using l = void() LREF;
- using r = void() RREF ;
- using c = void() const;
- using cl = void() const LREF;
- using cr = void() const RREF;
- using v = void() volatile;
- using vl = void() volatile LREF;
- using vr = void() volatile RREF;
- using cv = void() const volatile;
- using cvl = void() const volatile LREF;
- using cvr = void() const volatile RREF;
- CT_ASSERT(! has_varargs<f>());
- CT_ASSERT(! has_varargs<l>());
- CT_ASSERT(! has_varargs<r>());
- CT_ASSERT(! has_varargs<c>());
- CT_ASSERT(! has_varargs<cl>());
- CT_ASSERT(! has_varargs<cr>());
- CT_ASSERT(! has_varargs<v>());
- CT_ASSERT(! has_varargs<vl>());
- CT_ASSERT(! has_varargs<vr>());
- CT_ASSERT(! has_varargs<cv>());
- CT_ASSERT(! has_varargs<cvl>());
- CT_ASSERT(! has_varargs<cvr>());
- }
- {
- using f = void(...);
- using l = void(...) LREF;
- using r = void(...) RREF ;
- using c = void(...) const;
- using cl = void(...) const LREF;
- using cr = void(...) const RREF;
- using v = void(...) volatile;
- using vl = void(...) volatile LREF;
- using vr = void(...) volatile RREF;
- using cv = void(...) const volatile;
- using cvl = void(...) const volatile LREF;
- using cvr = void(...) const volatile RREF;
- CT_ASSERT( has_varargs<f>());
- CT_ASSERT( has_varargs<l>());
- CT_ASSERT( has_varargs<r>());
- CT_ASSERT( has_varargs<c>());
- CT_ASSERT( has_varargs<cl>());
- CT_ASSERT( has_varargs<cr>());
- CT_ASSERT( has_varargs<v>());
- CT_ASSERT( has_varargs<vl>());
- CT_ASSERT( has_varargs<vr>());
- CT_ASSERT( has_varargs<cv>());
- CT_ASSERT( has_varargs<cvl>());
- CT_ASSERT( has_varargs<cvr>());
- }
- #endif //#ifndef BOOST_CLBL_TRTS_DISABLE_ABOMINABLE_FUNCTIONS
- assert_not_has_varargs<void(*)()>();
- assert_has_varargs<void(*)(...)>();
- assert_not_has_varargs<void(&)()>();
- assert_has_varargs<void(&)(...)>();
- }
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