Ville Voutilainen a2863bde75 Implement LWG 2766, ... Swapping non-swappable types and LWG 2749, swappable traits for variants. * include/bits/move.h (swap(_Tp&, _Tp&)): Constrain with __is_tuple_like. * include/bits/stl_pair.h (swap(pair<_T1, _T2>&, pair<_T1, _T2>&)): Add a deleted overload. * include/bits/unique_ptr.h (swap(unique_ptr<_Tp, _Dp>&, unique_ptr<_Tp, _Dp>&)): Likewise. * include/std/array (swap(array<_Tp, _Nm>&, array<_Tp, _Nm>&)): Likewise. * include/std/optional (swap(optional<_Tp>&, optional<_Tp>&)): Likewise. * include/std/tuple (__is_tuple_like_impl, __is_tuple_like): Move to type_traits. (swap(tuple<_Elements...>&, tuple<_Elements...>&)): Add a deleted overload. * include/std/type_traits (__is_tuple_like_impl, __is_tuple_like): New. (swap(_Tp&, _Tp&)): Constrain with __is_tuple_like. * include/std/utility (__is_tuple_like_impl): Move to type_traits. * include/std/variant (swap(variant<_Types...>&, variant<_Types...>&)): Add a deleted overload. * testsuite/20_util/optional/swap/2.cc: Add tests for disabled swaps. * testsuite/20_util/pair/swap_cxx17.cc: New. * testsuite/20_util/tuple/swap_cxx17.cc: Likewise. * testsuite/20_util/unique_ptr/specialized_algorithms/swap_cxx17.cc: Likewise. * testsuite/20_util/variant/compile.cc: Add tests for disabled swaps. * testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc: New. * testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust. * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc: Likewise. From-SVN: r243120		2016-12-01 18:23:21 +02:00
..
algorithm	Update copyright years.	2016-01-04 15:30:50 +01:00
any	Implement P0504R0 (Revisiting in-place tag types for any/optional/variant).	2016-11-14 22:47:44 +02:00
array	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
atomic	Define std::atomic<T>::is_always_lock_free for C++17	2016-08-19 16:42:27 +01:00
bitset	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
chrono	Replace non-constexpr decrement in std::chrono::floor	2016-10-13 15:42:09 +01:00
codecvt	Update copyright years.	2016-01-04 15:30:50 +01:00
complex	Fix libstdc++ versioned namespace build	2016-10-03 15:35:28 +01:00
condition_variable	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
deque	Update copyright years.	2016-01-04 15:30:50 +01:00
forward_list	Update copyright years.	2016-01-04 15:30:50 +01:00
fstream	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
functional	Split <functional> into smaller pieces	2016-10-21 16:32:25 +01:00
future	Make std::future::share() noexcept (LWG 2556)	2016-11-14 03:44:53 +00:00
iomanip	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
ios	Update copyright years.	2016-01-04 15:30:50 +01:00
iosfwd	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
iostream	Update copyright years.	2016-01-04 15:30:50 +01:00
istream	The convertible_to traits need to use a variadic catch-all for the false-cases.	2016-12-01 09:14:19 +02:00
iterator	Update copyright years.	2016-01-04 15:30:50 +01:00
limits	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
list	Update copyright years.	2016-01-04 15:30:50 +01:00
locale	Update copyright years.	2016-01-04 15:30:50 +01:00
map	Update copyright years.	2016-01-04 15:30:50 +01:00
memory	Avoid #include <functional> in other headers	2016-10-13 17:59:19 +01:00
mutex	Split <functional> into smaller pieces	2016-10-21 16:32:25 +01:00
numeric	LWG 2733, LWG 2759 reject bool in gcd and lcm	2016-10-10 13:17:34 +01:00
optional	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
ostream	The convertible_to traits need to use a variadic catch-all for the false-cases.	2016-12-01 09:14:19 +02:00
queue	Update copyright years.	2016-01-04 15:30:50 +01:00
random	Update copyright years.	2016-01-04 15:30:50 +01:00
ratio	Implement C++17 variable templates for type traits.	2016-07-29 22:01:39 +03:00
regex	Split <functional> into smaller pieces	2016-10-21 16:32:25 +01:00
scoped_allocator	Avoid copies in std::scoped_allocator_adaptor piecewise construction	2016-10-14 17:12:21 +01:00
set	Update copyright years.	2016-01-04 15:30:50 +01:00
shared_mutex	Define C++17 feature-test macros	2016-08-03 19:11:10 +01:00
sstream	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
stack	Update copyright years.	2016-01-04 15:30:50 +01:00
stdexcept	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
streambuf	Update copyright years.	2016-01-04 15:30:50 +01:00
string	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
string_view	Implement P0403R1, Literal suffixes for basic_string_view.	2016-11-13 22:54:27 +02:00
system_error	Implement C++17 variable templates for type traits.	2016-07-29 22:01:39 +03:00
thread	PR77998 Remove std:🧵:_Invoker::result_type	2016-10-17 13:23:09 +01:00
tuple	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
type_traits	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
typeindex	Update copyright years.	2016-01-04 15:30:50 +01:00
unordered_map	Update copyright years.	2016-01-04 15:30:50 +01:00
unordered_set	Update copyright years.	2016-01-04 15:30:50 +01:00
utility	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
valarray	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00
variant	Implement LWG 2766,	2016-12-01 18:23:21 +02:00
vector	Remove trailing whitespace from libstdc++ headers	2016-06-16 14:47:35 +01:00