Commit Graph

19 Commits

Author SHA1 Message Date
Jakub Jelinek cbe34bb5ed Update copyright years.
From-SVN: r243994
2017-01-01 13:07:43 +01:00
Ville Voutilainen 1637d42545 Constrain optional's __constexpr_addressof in its return type and use a constexpr addressof for optional, if available.
Constrain optional's __constexpr_addressof in its return type
and use a constexpr addressof for optional, if available.
* include/experimental/optional (__constexpr_addressof):
Constrain in the return type instead of in a template parameter.
(_Has_addressof_mem)
(_Has_addressof_free, _Has_addressof, __constexpr_addressof):
Guard with #ifndef __cpp_lib_addressof_constexpr.
(operator->()): Use std::__addressof if it's constexpr.

From-SVN: r243298
2016-12-06 14:47:54 +02:00
Ville Voutilainen f11cc05023 Cross-port the latest resolution of LWG2756 and some bug-fixes to experimental::optional.
Cross-port the latest resolution of LWG2756 and some
bug-fixes to experimental::optional.
PR libstdc++/77288
PR libstdc++/77727
* include/experimental/optional (_Optional_base):
Remove constructors that take a _Tp.
(__is_optional_impl, __is_optional): Remove.
(__converts_from_optional): New.
(optional(_Up&&)): Fix constraints, call base with in_place.
(optional(const optional<_Up>&)): Fix constraints, use emplace.
(optional(optional<_Up>&&)): Likewise.
(operator=(_Up&&)): Fix constraints.
(operator=(const optional<_Up>&)): Likewise.
(operator=(optional<_Up>&&)): Likewise.
(emplace(_Args&&...)): Constrain.
(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
* testsuite/experimental/optional/77288.cc: New.
* testsuite/experimental/optional/assignment/5.cc: Adjust.
* testsuite/experimental/optional/cons/77727.cc: New.
* testsuite/experimental/optional/cons/value.cc: Adjust.

From-SVN: r241476
2016-10-24 15:46:44 +03:00
Jonathan Wakely e347987da8 Fix libstdc++ versioned namespace build
PR libstdc++/68323
	PR libstdc++/77794
	* config/abi/pre/gnu-versioned-namespace.ver: Add exports for
	__cxa_thread_atexit and __gnu_cxx::__freeres.
	* include/Makefile.am: Add <experimental/bits/lfts_config.h>
	* include/Makefile.in: Regenerate.
	* include.bits/basic_string.h: Fix nesting of versioned namespaces.
	* include/bits/c++config: Declare versioned namespaces for literals.
	* include/bits/regex.h (basic_regex, match_results): Add workarounds
	for PR c++/59256.
	* include/bits/uniform_int_dist.h: Fix nesting of versioned namespace.
	* include/std/chrono: Likewise.
	* include/std/complex: Likewise.
	* include/std/string_view: Likewise.
	* include/std/variant: Likewise. Add workaround for PR c++/59256.
	* include/experimental/bits/fs_fwd.h: Declare versioned namespace.
	* include/experimental/bits/lfts_config.h: Declare versioned
	namespaces.
	* include/experimental/algorithm: Include
	<experimental/bits/lfts_config.h>.
	* include/experimental/any: Likewise.
	* include/experimental/bits/erase_if.h: Likewise.
	* include/experimental/chrono: Likewise.
	* include/experimental/functional: Likewise.
	* include/experimental/memory_resource: Likewise.
	* include/experimental/optional: Likewise.
	* include/experimental/propagate_const: Likewise.
	* include/experimental/random: Likewise.
	* include/experimental/ratio: Likewise.
	* include/experimental/system_error: Likewise.
	* include/experimental/tuple: Likewise.
	* include/experimental/type_traits: Likewise.
	* include/experimental/utility: Likewise.
	* include/experimental/string_view: Likewise. Fix nesting of
	versioned namespaces.
	* include/experimental/bits/string_view.tcc: Reopen inline namespace
	for non-inline function definitions.
	* testsuite/17_intro/using_namespace_std_exp_neg.cc: New test.
	* testsuite/20_util/duration/literals/range.cc: Adjust dg-error line.
	* testsuite/experimental/any/misc/any_cast_neg.cc: Likewise.
	* testsuite/experimental/propagate_const/assignment/move_neg.cc:
	Likewise.
	* testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements2.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements3.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements4.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements5.cc: Likewise.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.

From-SVN: r240714
2016-10-03 15:35:28 +01:00
Ville Voutilainen 86c0ec1de1 Implement P0307R2, Making Optional Greater Equal Again.
* include/experimental/optional (_Has_addressof): Fix the comment.
	* include/std/optional (_Has_addressof): Likewise.
	(operator=(_Up&&)): Constrain.
	(operator=(const optional<_Up>&)): Likewise.
	(operator=(optional<_Up>&&)): Likewise.
	(__optional_relop_t): New.
	(operator==(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
	(operator!=(const optional<_Tp>&, const optional<_Tp>&)):
	Constrain and make transparent.
	(operator<(const optional<_Tp>&, const optional<_Tp>&)): Constrain.
	(operator>(const optional<_Tp>&, const optional<_Tp>&)):
	Constrain and make transparent.
	(operator<=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
	(operator>=(const optional<_Tp>&, const optional<_Tp>&)): Likewise.
	(operator==(const optional<_Tp>&, const _Tp&): Constrain.
	(operator==(const _Tp&, const optional<_Tp>&)): Likewise.
	(operator!=(const optional<_Tp>&, _Tp const&)):
	Constrain and make transparent.
	(operator!=(const _Tp&, const optional<_Tp>&)): Likewise.
	(operator<(const optional<_Tp>&, const _Tp&)): Constrain.
	(operator<(const _Tp&, const optional<_Tp>&)): Likewise.
	(operator>(const optional<_Tp>&, const _Tp&)):
	Constrain and make transparent.
	(operator>(const _Tp&, const optional<_Tp>&)): Likewise.
	(operator<=(const optional<_Tp>&, const _Tp&)): Likewise.
	(operator<=(const _Tp&, const optional<_Tp>&)): Likewise.
	(operator>=(const optional<_Tp>&, const _Tp&)): Likewise.
	(operator>=(const _Tp&, const optional<_Tp>&)): Likewise.
	* testsuite/20_util/optional/constexpr/relops/2.cc: Adjust.
	* testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
	* testsuite/20_util/optional/relops/1.cc: Likewise.
	* testsuite/20_util/optional/relops/2.cc: Likewise.
	* testsuite/20_util/optional/relops/3.cc: Likewise.
	* testsuite/20_util/optional/relops/4.cc: Likewise.
	* testsuite/20_util/optional/requirements.cc: Add tests to verify
	that optional's relops are transparent and don't synthesize
	operators. Also test that assignment sfinaes.

From-SVN: r238292
2016-07-13 14:25:51 +03:00
Ville Voutilainen 6ffe854859 Implement LWG 2451, optional<T> should 'forward' T's implicit conversions.
Implement LWG 2451, optional<T> should 'forward' T's
	implicit conversions.
	* include/experimental/optional (__is_optional_impl, __is_optional):
	New.
	(optional()): Make constexpr and default.
	(optional(_Up&&), optional(const optional<_Up>&),
	optional(optional<_Up>&& __t): New.
	(operator=(_Up&&)): Constrain.
	(operator=(const optional<_Up>&), operator=(optional<_Up>&&)): New.
	* testsuite/experimental/optional/cons/value.cc:
	Add tests for the functionality added by LWG 2451.
	* testsuite/experimental/optional/cons/value_neg.cc: New.

From-SVN: r238049
2016-07-06 16:26:10 +03:00
Jakub Jelinek 818ab71a41 Update copyright years.
From-SVN: r232055
2016-01-04 15:30:50 +01:00
Jonathan Wakely 6b4f890601 Improve generated libstdc++ API docs
* doc/doxygen/user.cfg.in: Use EXTENSION_MAPPING tag. Add new headers
	to INPUT. Remove obsolete XML_SCHEMA and XML_DTD tags. Update
	PREDEFINED macros. Set BRIEF_MEMBER_DESC for man-pages.
	* include/backward/strstream: Correct @file comment.
	* include/bits/forward_list.h: Improve Doxygen comments.
	* include/bits/locale_facets_nonio.h: Likewise.
	* include/bits/mutex.h: Likewise.
	* include/bits/shared_ptr.h: Likewise.
	* include/bits/stl_deque.h: Likewise.
	* include/debug/vector (_Safe_vector): Add @brief section to comment.
	* include/experimental/bits/fs_dir.h: Correct @file comment.
	* include/experimental/bits/fs_fwd.h: Likewise.
	* include/experimental/bits/fs_ops.h: Likewise.
	* include/experimental/bits/fs_path.h: Likewise.
	* include/experimental/bits/string_view.tcc: Likewise.
	* include/experimental/optional: Document experimental status.
	* include/experimental/string_view: Correct @file comment.
	* include/ext/pb_ds/detail/bin_search_tree_/traits.hpp: Reduce
	whitespace to avoid Doxygen bug.
	* include/std/bitset: Remove redundant @class Doxygen command. Add
	parentheses to avoid Doxygen bug.
	* include/std/mutex: Improve Doxygen comments.
	* include/tr2/dynamic_bitset: Add missing @param documentation.
	* scripts/run_doxygen: Rename man pages for std::experimental types.

From-SVN: r231512
2015-12-10 14:02:52 +00:00
Jonathan Wakely 4159cf0d22 re PR libstdc++/64650 (std::experimental::bad_optional_access is not default constructible)
PR libstdc++/64650
	* include/experimental/optional (bad_optional_access): Add default
	constructor.
	* testsuite/experimental/optional/requirements.cc: Test for default
	constructor.

From-SVN: r219889
2015-01-20 11:51:03 +00:00
Jakub Jelinek 5624e564d2 Update copyright years.
From-SVN: r219188
2015-01-05 13:33:28 +01:00
Jonathan Wakely 6554581713 Post-Urbana updates to Library Fundamentals v1.
* include/experimental/any (any): Remove allocator support and update
	feature-testing macro.
	* include/experimental/functional: Update feature-testing macro.
	* include/experimental/optional (optional::_M_get()): Add constexpr.
	(optional::operator*(), optional::value()): Overload and add
	ref-qualifiers. Update feature-testing macro.
	* include/experimental/string_view (basic_string_view::clear): Remove
	and update feature-testing macro.
	* testsuite/experimental/any/cons/3.cc: Remove.
	* testsuite/experimental/any/cons/4.cc: Remove.
	* testsuite/experimental/any/misc/any_cast.cc: Remove allocator tests.
	* testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.
	* testsuite/experimental/string_view/capacity/1.cc: Don't test clear().

From-SVN: r218709
2014-12-13 20:44:06 +00:00
Jonathan Wakely 72e58f18ae optional (_Has_addressof): Check for non-member operator&.
* include/experimental/optional (_Has_addressof): Check for non-member
	operator&.
	* testsuite/experimental/optional/observers/2.cc: Add operator&.
	* testsuite/experimental/optional/constexpr/observers/2.cc: Likewise.

From-SVN: r217397
2014-11-12 00:16:19 +00:00
Jonathan Wakely 8a57bed1d6 Use aliases for type traits in C++14 mode.
* include/bits/unique_ptr.h (make_unique): Use alias for trait.
	* include/experimental/optional (__constexpr_addressof): Likewise.
	(_Optional_base, optional, make_optional): Likewise.

From-SVN: r217064
2014-11-04 02:49:20 +00:00
Jonathan Wakely c2513a1f6d any: Add feature-testing macro.
* include/experimental/any: Add feature-testing macro.
	* include/experimental/optional: Likewise.
	* include/experimental/string_view: Likewise.
	* include/experimental/tuple: Likewise.
	* include/experimental/type_traits: Likewise.
	* testsuite/experimental/any/misc/any_cast_neg.cc: Adjust dg-error.

From-SVN: r216848
2014-10-29 18:22:05 +00:00
Jonathan Wakely 7ce56fc845 any (any_v1): Rename namespace to fundamentals_v1.
* include/experimental/any (any_v1): Rename namespace to
	fundamentals_v1. Change string returned by bad_any_cast::what().
	* include/experimental/optional (fundamentals_v1): Add namespace.
	* include/experimental/string_view (fundamentals_v1): Likewise.
	* testsuite/experimental/any/typedefs.cc: New.
	* testsuite/experimental/optional/typedefs.cc: New.
	* testsuite/experimental/string_view/typedefs.cc: New.

From-SVN: r211920
2014-06-23 23:12:31 +01:00
Lars Gullik Bjønnes e2ce9436fb re PR libstdc++/60710 (experimental::optional<T> is using T::operator!=)
2014-04-25  Lars Gullik Bjønnes  <larsbj@gullik.org>

	PR libstdc++/60710
	* include/experimental/optional (operator!=): Implement in terms of
	operator==.
	* testsuite/experimental/optional/relops/1.cc: Remove operator!=.
	* testsuite/experimental/optional/relops/2.cc: Likewise.
	* testsuite/experimental/optional/relops/3.cc: Likewise.
	* testsuite/experimental/optional/relops/4.cc: Likewise.
	* testsuite/experimental/optional/relops/5.cc: Likewise.
	* testsuite/experimental/optional/relops/6.cc: Likewise.

From-SVN: r209810
2014-04-25 20:34:42 +01:00
Richard Sandiford aa118a03c4 Update copyright years in libstdc++-v3/
From-SVN: r206301
2014-01-02 22:30:10 +00:00
Jonathan Wakely b1705a6388 optional: Use __and_<> and __not_<> in conditions.
2013-11-05  Jonathan Wakely  <jwakely.gcc@gmail.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	* include/experimental/optional: Use __and_<> and __not_<> in
	conditions. Style fixes.
	(__constexpr_addressof, swap): Make inline.
	* testsuite/experimental/optional/cons/copy.cc: Adjust constants for
	32-bit targets.
	* testsuite/experimental/optional/cons/move.cc: Likewise.
	* testsuite/experimental/optional/cons/value.cc: Likewise.
	* testsuite/experimental/optional/constexpr/cons/value.cc: Likewise.

Co-Authored-By: Paolo Carlini <paolo.carlini@oracle.com>

From-SVN: r204402
2013-11-05 15:24:08 +00:00
Michael Brune 2b5ab1e438 enable_special_members.h: New.
2013-10-31  Michael Brune  <lucdanton@free.fr>

	* include/bits/enable_special_members.h: New.
	* include/experimental/optional: New.
	* include/Makefile.am: Handle include/experimental.
	* include/Makefile.in: Regenerate.
	* testsuite/libstdc++-dg/conformance.exp: Run tests from
	testsuite/experimental sub-directory.
	* testsuite/experimental/optional/assignment/1.cc: New.
	* testsuite/experimental/optional/assignment/2.cc: New.
	* testsuite/experimental/optional/assignment/3.cc: New.
	* testsuite/experimental/optional/assignment/4.cc: New.
	* testsuite/experimental/optional/assignment/5.cc: New.
	* testsuite/experimental/optional/assignment/6.cc: New.
	* testsuite/experimental/optional/cons/copy.cc: New.
	* testsuite/experimental/optional/cons/default.cc: New.
	* testsuite/experimental/optional/cons/move.cc: New.
	* testsuite/experimental/optional/cons/value.cc: New.
	* testsuite/experimental/optional/constexpr/cons/default.cc: New.
	* testsuite/experimental/optional/constexpr/cons/value.cc: New.
	* testsuite/experimental/optional/constexpr/in_place.cc: New.
	* testsuite/experimental/optional/constexpr/make_optional.cc: New.
	* testsuite/experimental/optional/constexpr/nullopt.cc: New.
	* testsuite/experimental/optional/constexpr/observers/1.cc: New.
	* testsuite/experimental/optional/constexpr/observers/2.cc: New.
	* testsuite/experimental/optional/constexpr/observers/3.cc: New.
	* testsuite/experimental/optional/constexpr/observers/4.cc: New.
	* testsuite/experimental/optional/constexpr/observers/5.cc: New.
	* testsuite/experimental/optional/constexpr/relops/1.cc: New.
	* testsuite/experimental/optional/constexpr/relops/2.cc: New.
	* testsuite/experimental/optional/constexpr/relops/3.cc: New.
	* testsuite/experimental/optional/constexpr/relops/4.cc: New.
	* testsuite/experimental/optional/constexpr/relops/5.cc: New.
	* testsuite/experimental/optional/constexpr/relops/6.cc: New.
	* testsuite/experimental/optional/in_place.cc: New.
	* testsuite/experimental/optional/make_optional.cc: New.
	* testsuite/experimental/optional/nullopt.cc: New.
	* testsuite/experimental/optional/observers/1.cc: New.
	* testsuite/experimental/optional/observers/2.cc: New.
	* testsuite/experimental/optional/observers/3.cc: New.
	* testsuite/experimental/optional/observers/4.cc: New.
	* testsuite/experimental/optional/observers/5.cc: New.
	* testsuite/experimental/optional/relops/1.cc: New.
	* testsuite/experimental/optional/relops/2.cc: New.
	* testsuite/experimental/optional/relops/3.cc: New.
	* testsuite/experimental/optional/relops/4.cc: New.
	* testsuite/experimental/optional/relops/5.cc: New.
	* testsuite/experimental/optional/relops/6.cc: New.
	* testsuite/experimental/optional/requirements.cc: New.
	* testsuite/experimental/optional/swap/1.cc: New.

From-SVN: r204299
2013-11-01 20:08:39 +00:00