OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
148,754 Commits 63 Branches 184 Tags 3.1 GiB
92805612f4
Commit Graph

9398 Commits

Author SHA1 Message Date
Jonathan Wakely
92805612f4 PR 70101 fix allocator-extended ctors for std::priority_queue 
PR libstdc++/70101
	* include/bits/stl_queue.h (priority_queue): Fix allocator-extended
	constructors.
	* testsuite/23_containers/priority_queue/allocator.cc: New test.

From-SVN: r240781
 2016-10-05 13:01:57 +01:00
Jonathan Wakely
a2a64b499a 77864 Fix noexcept conditions for map/set default constructors 
PR libstdc++/77864
	* include/bits/stl_map.h (map::map()): Use nothrow constructibility
	of comparison function in conditional noexcept.
	* include/bits/stl_multimap.h (multimap::multimap()): Likewise.
	* include/bits/stl_multiset.h (multiset::multiset()): Likewise.
	* include/bits/stl_set.h (set::set()): Likewise.
	* testsuite/23_containers/map/cons/noexcept_default_construct.cc:
	New test.
	* testsuite/23_containers/multimap/cons/noexcept_default_construct.cc:
	Likewise.
	* testsuite/23_containers/multiset/cons/noexcept_default_construct.cc:
	Likewise.
	* testsuite/23_containers/set/cons/noexcept_default_construct.cc:
	Likewise.

From-SVN: r240780
 2016-10-05 13:01:51 +01:00
Jonathan Wakely
d72d690a92 Remove invalid alias declaration from _Node_handle 
* include/bits/node_handle.h (_Node_handle): Remove invalid and unused
	alias declaration.

From-SVN: r240779
 2016-10-05 13:01:44 +01:00
Jonathan Wakely
78ec9c15be PR 70564 disambiguate constructors for not_fn call wrapper 
PR libstdc++/70564
	* include/experimental/functional (_Not_fn): Remove.
	(not_fn): Use std::_Not_fn.
	* include/std/functional (_Not_fn): Add second parameter to
	disambiguate copying from initialization by not_fn. Define for C++14.
	(not_fn): Add second argument to initialization.
	* testsuite/20_util/not_fn/1.cc: Copy call wrapper using
	direct-initialization.

From-SVN: r240778
 2016-10-05 13:01:36 +01:00
François Dumont
38aee22c7d shared_ptr.cc (mask, [...]): Move declaration... 
2016-10-03  François Dumont  <fdumont@gcc.gnu.org>

	* src/c++11/shared_ptr.cc (mask, invalid, get_mutex): Move
	declaration...
	* src/c++11/mutex_pool.h: ... here. New.
	* src/c++11/debug.cc: Use latter.

From-SVN: r240732
 2016-10-03 20:23:13 +00:00
Jonathan Wakely
606dda21c8 Define std::gcd and std::lcm for C++17 
* doc/xml/manual/status_cxx2017.xml: Update gcd/lcm status.
	* doc/html/*: Regenerate.
	* include/experimental/numeric (__abs): Move to <numeric>.
	(gcd, lcm): Use __detail::gcd and __detail::lcm.
	* include/std/numeric (__detail::__abs_integral)
	(__detail::__gcd, __detail::__lcm): Define.
	(gcd, lcm): Define for C++17.
	* testsuite/26_numerics/gcd/1.cc: New test.
	* testsuite/26_numerics/lcm/1.cc: New test.
	* testsuite/experimental/numeric/gcd.cc: Swap contents with ...
	* testsuite/experimental/numeric/lcd.cc: ... this.

From-SVN: r240723
 2016-10-03 18:01:10 +01:00
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
Jonathan Wakely
6a0d23af49 Ensure "C++" language linkage for std::abs overloads 
PR libstdc++/77814
	* include/bits/std_abs.h: Use "C++" language linkage.
	* testsuite/17_intro/headers/c++2011/linkage.cc: Move <complex.h> to
	the end. Add <stdalign.h>.

From-SVN: r240710
 2016-10-03 12:50:46 +01:00
Ville Voutilainen
3fe2ddae4b re PR libstdc++/77802 (Boost Fiber doesn't compile) 
PR libstdc++/77802
    * testsuite/20_util/tuple/77802.cc: New.

    Revert:
    2016-09-21  Ville Voutilainen  <ville.voutilainen@gmail.com>
    Implement LWG 2729 for tuple.
    * include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
    Suppress conditionally.
    (_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
    (__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
    (_Tuple_impl(const _Head&)): Constrain.
    (_Tuple_impl(_UHead&&)): Likewise.
    (_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
    (_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
    (_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
    (operator=(const tuple&)): Enable conditionally.
    (operator=(tuple&&)): Suppress conditionally.
    (operator=(const tuple<_UElements...>&)): Constrain.
    (operator=(tuple<_UElements...>&&)): Likewise.
    (operator=(const tuple&)): Enable conditionally (2-param tuple).
    (operator=(tuple&&)): Suppress conditionally (2-param tuple).
    (operator=(const tuple<_U1, _U2>&)): Constrain.
    (operator=(tuple<_U1, _U2>&&)): Likewise.
    (operator=(const pair<_U1, _U2>&)): Likewise.
    (operator=(pair<_U1, _U2>&&)): Likewise.
    * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
    * testsuite/20_util/tuple/tuple_traits.cc: New.

From-SVN: r240709
 2016-10-03 14:06:53 +03:00
Jonathan Wakely
36105dbdab libstdc++/77795 Only declare ::gets for C++98 and C++11 
PR libstdc++/77795
	* acinclude.m4 (GLIBCXX_CHECK_STDIO_PROTO): Use -std=gnu++11 to check
	for gets.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* include/c_global/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Only declare
	for C++98 and C++11.
	* include/c_std/cstdio [!_GLIBCXX_HAVE_GETS] (gets): Likewise.
	* testsuite/27_io/headers/cstdio/functions_neg.cc: New test.

From-SVN: r240672
 2016-09-30 19:28:53 +01:00
Jonathan Wakely
37b204de60 Implement LWG 2192 and LWG 2294 for std::abs 
* doc/xml/manual/intro.xml: Document LWG 2192 changes.
	* doc/html/*: Regenerate.
	* include/Makefile.am: Add bits/std_abs.h.
	* include/Makefile.in: Regenerate.
	* include/bits/std_abs.h: New header defining all required overloads
	of std::abs in one place (LWG 2294).
	* include/c_global/cmath (abs(double), abs(float), abs(long double)):
	Move to bits/std_abs.h.
	(abs<_Tp>(_Tp)): Remove.
	* include/c_global/cstdlib (abs(long), abs(long long), abs(__int<N>)):
	Move to bits/std_abs.h.
	* testsuite/26_numerics/headers/cmath/dr2192.cc: New test.
	* testsuite/26_numerics/headers/cmath/dr2192_neg.cc: New test.
	* testsuite/26_numerics/headers/cstdlib/dr2192.cc: New test.
	* testsuite/26_numerics/headers/cstdlib/dr2192_neg.cc: New test.

From-SVN: r240660
 2016-09-30 17:07:43 +01:00
Jonathan Wakely
9e28a77462 Remove use of std::abs in experimental::{gcd,lcm} 
PR libstdc++/77801
	* include/experimental/numeric: Include <numeric>.
	(__abs): Define.
	(gcd, lcm): Use __abs instead of std::abs.
	* testsuite/experimental/numeric/77801.cc: New test.
	* testsuite/experimental/numeric/gcd.cc: Test unsigned inputs.
	* testsuite/experimental/numeric/lcm.cc: Likewise.

From-SVN: r240656
 2016-09-30 14:43:37 +01:00
Ville Voutilainen
a181f67231 Make optional::reset noexcept, make optional::value work in constant expressions. 
Make optional::reset noexcept, make optional::value
    work in constant expressions.
    * include/std/optional (_M_get): Make constexpr.
    (reset): Make noexcept.
    * testsuite/20_util/optional/assignment/7.cc: New.
    * testsuite/20_util/optional/observers/6.cc: New.

From-SVN: r240623
 2016-09-29 18:20:28 +03:00
Jonathan Wakely
998e01a6d5 Define C++17 std::hypot without _GLIBCXX_USE_C99_MATH_TR1 
* include/c_global/cmath (hypot, __hypot3): Move C++17 overloads
	outside _GLIBCXX_USE_C99_MATH_TR1 condition.

From-SVN: r240620
 2016-09-29 14:25:48 +01:00
Alan Modra
6d49b790fd Disable .gnu.attributes tags in compatibility-ldbl.o 
compatibility-ldbl.o is compiled with -mlong-double-64.  When
long double .gnu.attributes tags are checked by the linker, it
complains about the mismatch between this file and others in
libstdc++.

	* configure.ac (LONG_DOUBLE_COMPAT_FLAGS): New ACSUBST.
	* src/Makefile.am (compatibility-ldbl.o, compatibility-ldbl.lo):
	Use LONG_DOUBLE_COMPAT_FLAGS.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* doc/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* libsupc++/Makefile.in: Regenerate.
	* po/Makefile.in: Regenerate.
	* python/Makefile.in: Regenerate.
	* src/Makefile.in: Regenerate.
	* src/c++11/Makefile.in: Regenerate.
	* src/c++98/Makefile.in: Regenerate.
	* src/filesystem/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

From-SVN: r240602
 2016-09-29 07:33:17 +09:30
Jonathan Wakely
b236debd3b * include/std/chrono (system_clock): Fix typo in comment. 
From-SVN: r240589
 2016-09-28 19:04:23 +01:00
Jonathan Wakely
fd5effb17e Check for overflow in filesystem::last_write_time 
* include/experimental/bits/fs_fwd.h (file_time_type): Simplify
	definition.
	* src/filesystem/ops.cc (file_time): Take error_code parameter and
	check for overflow.
	(do_copy_file, last_write_time): Pass error_code in file_time calls.
	* testsuite/experimental/filesystem/operations/last_write_time.cc:
	New.
	* testsuite/util/testsuite_fs.h (scoped_file): Define RAII helper.

From-SVN: r240587
 2016-09-28 19:02:25 +01:00
Jonathan Wakely
1b4be62ad3 libstdc++/77686 use may_alias for std::function storage 
PR libstdc++/77686
	* include/std/functional (_Any_data): Add may_alias attribute.

From-SVN: r240567
 2016-09-28 11:57:46 +01:00
Jonathan Wakely
4940de303c Define feature macro and update C++17 library status 
* doc/xml/manual/status_cxx2017.xml: Update status.
	* doc/html/*: Regenerate.
	* include/std/functional (__cpp_lib_boyer_moore_searcher): Define.
	* testsuite/20_util/function_objects/searchers.cc: Test feature macro.

From-SVN: r240550
 2016-09-27 16:39:51 +01:00
Jonathan Wakely
b658669de0 Define 3-argument overloads of std::hypot for C++17 (P0030R1) 
* doc/xml/manual/status_cxx2017.xml: Update status.
	* include/c_global/cmath (hypot): Add three-dimensional overloads.
	* testsuite/26_numerics/headers/cmath/hypot.cc: New.

From-SVN: r240547
 2016-09-27 16:14:24 +01:00
Ville Voutilainen
71ade764ad re PR libstdc++/77727 (Unwrapping std::optional constructor is not working for non-transferable object) 
PR libstdc++/77727
    * include/std/optional (optional(const optional<_Up>&)):
    Default-initialize the base and use emplace.
    (optional(optional<_Up>&&)): Likewise.
    * testsuite/20_util/optional/cons/77727.cc: New.

From-SVN: r240511
 2016-09-26 23:51:42 +03:00
François Dumont
f2fe9e0a69 2016-09-26 François Dumont <fdumont@gcc.gnu.org> 
* include/debug/safe_base.h
	(_Safe_iterator_base::_M_detach_single): Make public.

From-SVN: r240510
 2016-09-26 20:32:39 +00:00
Jonathan Wakely
1a08d2da0e Remove redefinition of __cpp_lib_array_constexpr 
* include/bits/range_access.h (__cpp_lib_array_constexpr): Do not
	redefine macro defined in <bits/stl_iterator.h>.

From-SVN: r240488
 2016-09-26 11:17:53 +01:00
Jonathan Wakely
976160b962 Add assertions to extract(const_iterator) functions 
* include/bits/stl_map.h (map::extract(const_iterator)): Assert that
	iterator is not past-the-end.
	* include/bits/stl_multimap.h (multimap::extract(const_iterator)):
	Likewise.
	* include/bits/stl_multiset.h (multiset::extract(const_iterator)):
	Likewise.
	* include/bits/stl_set.h (set::extract(const_iterator)): Likewise.
	* include/bits/unordered_map.h (unordered_map::extract(const_iterator))
	(unordered_multimap::extract(const_iterator)): Likewise.
	* include/bits/unordered_set.h (unordered_set::extract(const_iterator))
	(unordered_multiset::extract(const_iterator)): Likewise.

From-SVN: r240487
 2016-09-26 11:17:48 +01:00
Ville Voutilainen
a38814c003 re PR libstdc++/77717 (testsuite/21_strings/basic_string_view/operations/compare/char/1.cc makes undefined memcmp call) 
PR libstdc++/77717
	* testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
	Fix an out-of-bounds access.

From-SVN: r240486
 2016-09-26 12:46:19 +03:00
Marek Polacek
81fea426da Implement -Wimplicit-fallthrough. 
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>

From-SVN: r240485
 2016-09-26 09:42:50 +00:00
François Dumont
d8bbd665a1 debug.cc: Include debug/vector. 
2016-09-25  François Dumont  <fdumont@gcc.gnu.org>

	* src/c++11/debug.cc: Include debug/vector. Include cctype. Remove
	functional.
	(get_safe_base_mutex): Get mutex based on address lowest non nil bits.
	* testsuite/23_containers/vector/debug/mutex_association.cc: New.

From-SVN: r240479
 2016-09-25 20:26:02 +00:00
François Dumont
5d04532430 bitset (bitset::reference::reference(const _Base_ref&, bitset*)): Remove __unused__ attribute. 
2016-09-25  François Dumont  <fdumont@gcc.gnu.org>

	* include/debug/bitset (bitset::reference::reference(const _Base_ref&,
	bitset*)): Remove __unused__ attribute.
	* include/debug/safe_base.h (_Safe_iterator_base): Make
	_Safe_sequence_base a friend.
	(_Safe_iterator_base::_M_attach): Make protected.
	(_Safe_iterator_base::_M_attach_single): Likewise.
	(_Safe_iterator_base::_M_detach): Likewise.
	(_Safe_iterator_base::_M_detach_single): Likewise.
	(_Safe_sequence_base): Make _Safe_iterator_base a friend.
	(_Safe_sequence_base::_Safe_sequence_base(_Safe_sequence_base&&)): New.
	(_Safe_sequence_base::_M_swap): Make protected.
	(_Safe_sequence_base::_M_attach): Make private.
	(_Safe_sequence_base::_M_attach_single): Likewise.
	(_Safe_sequence_base::_M_detach): Likewise.
	(_Safe_sequence_base::_M_detach_single): Likewise.
	* include/debug/safe_container.h
	(_Safe_container::_Safe_container(_Safe_container&&)): Make default.
	* include/debug/safe_iterator.h
	(_Safe_iterator::operator++()): Name __scoped_lock instance.
	* include/debug/safe_iterator.tcc: Remove trailing line.
	* include/debug/safe_unordered_base.h
	(_Safe_local_iterator_base::_M_attach): Make protected.
	(_Safe_local_iterator_base::_M_attach_single): Likewise.
	(_Safe_local_iterator_base::_M_detach): Likewise.
	(_Safe_local_iterator_base::_M_detach_single): Likewise.
	(_Safe_unordered_container_base): Make _Safe_local_iterator_base friend.
	(_Safe_unordered_container_base::_M_attach_local): Make private.
	(_Safe_unordered_container_base::_M_attach_local_single): Likewise.
	(_Safe_unordered_container_base::_M_detach_local): Likewise.
	(_Safe_unordered_container_base::_M_detach_local_single): Likewise.

From-SVN: r240478
 2016-09-25 20:15:21 +00:00
François Dumont
edc69abbe1 algo.h: Generalize usage of std::__iterator_category. 
2016-09-25  François Dumont  <fdumont@gcc.gnu.org>

	* include/parallel/algo.h: Generalize usage of std::__iterator_category.
	Adjust whitespaces.

From-SVN: r240473
 2016-09-25 15:23:45 +00:00
Jonathan Wakely
1319041924 Avoid reallocation for basic_string::clear() 
PR libstdc++/56166
	PR libstdc++/77582
	* include/bits/basic_string.h (basic_string::clear()): Drop reference
	and use empty rep.
	* include/ext/rc_string_base.h (__rc_string_base::_M_clear()):
	Likewise.
	* testsuite/21_strings/basic_string/56166.cc: New.
	* testsuite/ext/vstring/modifiers/clear/56166.cc: New.

From-SVN: r240447
 2016-09-23 18:25:34 +01:00
Jonathan Wakely
a922c5ff6f Optimize truncating a basic_string 
* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(basic_string::erase(size_type, size_type)): Add fast path for
	truncating the string, by calling _M_set_length directly.
	(basic_string::erase(__const_iterator, __const_iterator)): Likewise.
	* include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI]
	(basic_string::resize(size_type, _CharT)): Likewise.

From-SVN: r240446
 2016-09-23 18:25:23 +01:00
Jason Merrill
7be8d66369 * configure.ac: Define HAVE_MEMALIGN for newlib. 
From-SVN: r240435
 2016-09-23 10:34:51 -04:00
Sebastian Huber
320c7be3ff [RTEMS] Always use atomic builtins for libstdc++ 
libstdc++-v3/
	* config/cpu/m68k/atomicity.h: Adjust comment.
	* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Honor
	explicit atomicity_dir setup via configure.host.
	* configure.host (rtems-*): Set atomicity_dir.
	* configure: Regenerate.

From-SVN: r240387
 2016-09-23 06:58:00 +00:00
Jonathan Wakely
2dbe56bdfb Implement C++17 node extraction and insertion (P0083R5) 
* doc/xml/manual/status_cxx2017.xml: Document status.
	* doc/html/*: Regenerate.
	* include/Makefile.am: Add bits/node_handle.h and reorder.
	* include/Makefile.in: Regenerate.
	* include/bits/hashtable.h (_Hashtable::node_type)
	(_Hashtable::insert_return_type, _Hashtable::_M_reinsert_node)
	(_Hashtable::_M_reinsert_node_multi, _Hashtable::extract)
	(_Hashtable::_M_merge_unique, _Hashtable::_M_merge_multi): Define.
	(_Hash_merge_helper): Define primary template.
	* include/bits/node_handle.h: New header.
	* include/bits/stl_map.h (map): Declare _Rb_tree_merge_helper as
	friend.
	(map::node_type, map::insert_return_type, map::extract, map::merge)
	(map::insert(node_type&&), map::insert(const_iterator, node_type&&)):
	Define new members.
	(_Rb_tree_merge_helper): Specialize for map.
	* include/bits/stl_multimap.h (multimap): Declare _Rb_tree_merge_helper
	as friend.
	(multimap::node_type, multimap::extract, multimap::merge)
	(multimap::insert(node_type&&))
	(multimap::insert(const_iterator, node_type&&)): Define.
	(_Rb_tree_merge_helper): Specialize for multimap.
	* include/bits/stl_multiset.h (multiset): Declare _Rb_tree_merge_helper
	as friend.
	(multiset::node_type, multiset::extract, multiset::merge)
	(multiset::insert(node_type&&))
	(multiset::insert(const_iterator, node_type&&)): Define.
	* include/bits/stl_set.h (set): Declare _Rb_tree_merge_helper as
	friend.
	(set::node_type, set::insert_return_type, set::extract, set::merge)
	(set::insert(node_type&&), set::insert(const_iterator, node_type&&)):
	Define.
	(_Rb_tree_merge_helper): Specialize for set.
	* include/bits/stl_tree.h (_Rb_tree): Declare _Rb_tree<> as friend.
	(_Rb_tree::node_type, _Rb_tree::insert_return_type)
	(_Rb_tree::_M_reinsert_node_unique, _Rb_tree::_M_reinsert_node_equal)
	(_Rb_tree::_M_reinsert_node_hint_unique)
	(_Rb_tree::_M_reinsert_node_hint_equal, _Rb_tree::extract)
	(_Rb_tree::_M_merge_unique, _Rb_tree::_M_merge_equal): Define.
	(_Rb_tree_merge_helper): Specialize for multiset.
	* include/bits/unordered_map.h (unordered_map): Declare
	unordered_map<> and unordered_multimap<> as friends.
	(unordered_map::node_type, unordered_map::insert_return_type)
	(unordered_map::extract, unordered_map::merge)
	(unordered_map::insert(node_type&&))
	(unordered_map::insert(const_iterator, node_type&&))
	(unordered_multimap): Declare _Hash_merge_helper as friend.
	(unordered_multimap::node_type, unordered_multimap::extract)
	(unordered_multimap::merge, unordered_multimap::insert(node_type&&))
	(unordered_multimap::insert(const_iterator, node_type&&)): Define.
	(_Hash_merge_helper): Specialize for unordered maps and multimaps.
	* include/bits/unordered_set.h (unordered_set, unordered_multiset):
	Declare _Hash_merge_helper as friend.
	(unordered_set::node_type, unordered_set::insert_return_type)
	(unordered_set::extract, unordered_set::merge)
	(unordered_set::insert(node_type&&))
	(unordered_set::insert(const_iterator, node_type&&)): Define.
	(unordered_multiset::node_type, unordered_multiset::extract)
	(unordered_multiset::merge, unordered_multiset::insert(node_type&&))
	(unordered_multiset::insert(const_iterator, node_type&&)): Define.
	(_Hash_merge_helper): Specialize for unordered sets and multisets.
	* include/debug/map.h (map): Add using declarations or forwarding
	functions for new members.
	* include/debug/map.h (multimap): Likewise.
	* include/debug/map.h (multiset): Likewise.
	* include/debug/map.h (set): Likewise.
	* include/debug/unordered_map (unordered_map, unordered_multimap):
	Likewise.
	* include/debug/unordered_set( unordered_set, unordered_multiset):
	Likewise.
	* python/libstdcxx/v6/printers.py (get_value_from_aligned_membuf): New
	helper function.
	(get_value_from_list_node, get_value_from_Rb_tree_node): Use helper.
	(StdNodeHandlePrinter): Define printer for node handles.
	(build_libstdcxx_dictionary): Register StdNodeHandlePrinter.
	* testsuite/23_containers/map/modifiers/extract.cc: New.
	* testsuite/23_containers/map/modifiers/merge.cc: New.
	* testsuite/23_containers/multimap/modifiers/extract.cc: New.
	* testsuite/23_containers/multimap/modifiers/merge.cc: New.
	* testsuite/23_containers/multiset/modifiers/extract.cc: New.
	* testsuite/23_containers/multiset/modifiers/merge.cc: New.
	* testsuite/23_containers/set/modifiers/extract.cc: New.
	* testsuite/23_containers/set/modifiers/merge.cc: New.
	* testsuite/23_containers/unordered_map/modifiers/extract.cc: New.
	* testsuite/23_containers/unordered_map/modifiers/merge.cc: New.
	* testsuite/23_containers/unordered_multimap/modifiers/extract.cc:
	New.
	* testsuite/23_containers/unordered_multimap/modifiers/merge.cc: New.
	* testsuite/23_containers/unordered_multiset/modifiers/extract.cc:
	New.
	* testsuite/23_containers/unordered_multiset/modifiers/merge.cc: New.
	* testsuite/23_containers/unordered_set/modifiers/extract.cc: New.
	* testsuite/23_containers/unordered_set/modifiers/merge.cc: New.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
	dg-error lineno.
	* testsuite/libstdc++-prettyprinters/cxx17.cc: Test node handles.

From-SVN: r240363
 2016-09-22 14:58:49 +01:00
Ville Voutilainen
8a4c4f1273 Fix tests on old arm platforms for optional. 
* testsuite/20_util/optional/77288.cc: Don't use exception_ptr.

From-SVN: r240347
 2016-09-22 14:01:29 +03:00
Jonathan Wakely
6fdc74c91b Update pretty printer for std::variant 
* python/libstdcxx/v6/printers.py (StdVariantPrinter): Adjust for
	recent change to _Variant_storage.
	* testsuite/libstdc++-prettyprinters/cxx17.cc: Test variant with
	reference type.

From-SVN: r240345
 2016-09-22 11:06:41 +01:00
Jonathan Wakely
64626fcaaa Always qualify std::forward in <variant> 
* include/bits/uses_allocator.h (__uses_allocator_construct): Qualify
	std::forward and ::new. Cast pointer to void*.
	* include/std/variant (_Variant_storage, _Union, _Variant_base)
	(__access, __visit_invoke, variant, visit): Qualify std::forward.
	* testsuite/20_util/variant/compile.cc: Test for ADL problems.

From-SVN: r240344
 2016-09-22 10:56:54 +01:00
Tim Shen
c42bc5d73b variant (variant::operator=): Fix assignment on references. 
* libstdc++-v3/include/std/variant (variant::operator=): Fix assignment
	on references.
	* libstdc++-v3/testsuite/20_util/variant/compile.cc: Add test.

From-SVN: r240343
 2016-09-22 08:45:55 +00:00
Tim Shen
41501d1ae7 re PR libstdc++/77641 (std::variant copy-initialization fails for type with non-trivial constexpr ctor) 
PR libstdc++/77641
	* include/std/variant (_Variant_storage::_Variant_storage):
	Change _Variant_storage's union to be default constructible.
	* testsuite/20_util/variant/compile.cc: New test.

From-SVN: r240340
 2016-09-22 03:15:58 +00:00
Ville Voutilainen
b641f833ba re PR libstdc++/77288 (Std::experimental::optional::operator= implementation is broken in gcc 6.1) 
PR libstdc++/77288
	* include/std/optional (__is_optional_impl, __is_optional): Remove.
	(__converts_from_optional, __assigns_from_optional): New.
	(optional(_Up&&)): Use is_same instead of __is_optional.
	(optional(const optional<_Up>&)): Constrain with
	__converts_from_optional.
	(optional(optional<_Up>&&)): Likewise.
	(operator=(_Up&&)): Use is_same instead of __is_optional, check
	is_same and is_scalar.
	(operator=(const optional<_Up>&)): Constrain with
	__converts_from_optional and __assigns_from_optional.
	(operator=(optional<_Up>&&)): Likewise.
	* testsuite/20_util/optional/77288.cc: New.
	* testsuite/20_util/optional/cons/value.cc: Adjust.

From-SVN: r240324
 2016-09-21 20:37:17 +03:00
Ville Voutilainen
5578678524 Implement LWG 2729 for tuple. 
* include/std/tuple (_Tuple_impl(_Tuple_impl&&)):
	Suppress conditionally.
	(_Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&&)): Likewise.
	(__is_tuple_impl_trait_impl, __is_tuple_impl_trait): New.
	(_Tuple_impl(const _Head&)): Constrain.
	(_Tuple_impl(_UHead&&)): Likewise.
	(_Tuple_impl(_Tuple_impl&&)): Suppress conditionally.
	(_Tuple_impl(const _Tuple_impl<_Idx, _UHead>&)): Constrain.
	(_Tuple_impl(_Tuple_impl<_Idx, _UHead>&&)): Likewise.
	(operator=(const tuple&)): Enable conditionally.
	(operator=(tuple&&)): Suppress conditionally.
	(operator=(const tuple<_UElements...>&)): Constrain.
	(operator=(tuple<_UElements...>&&)): Likewise.
	(operator=(const tuple&)): Enable conditionally (2-param tuple).
	(operator=(tuple&&)): Suppress conditionally (2-param tuple).
	(operator=(const tuple<_U1, _U2>&)): Constrain.
	(operator=(tuple<_U1, _U2>&&)): Likewise.
	(operator=(const pair<_U1, _U2>&)): Likewise.
	(operator=(pair<_U1, _U2>&&)): Likewise.
	* testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
	* testsuite/20_util/tuple/tuple_traits.cc: New.

From-SVN: r240323
 2016-09-21 20:25:16 +03:00
Ville Voutilainen
f524d5b34a re PR libstdc++/77537 (pair constructors do not properly SFINAE) 
PR libstdc++/77537
	Implement LWG 2729 for pair.
	* include/bits/stl_pair.h (_PCC): New.
	(_ConstructiblePair, _ImplicitlyConvertiblePair):
	Turn into static member functions of _PCC.
	(_MoveConstructiblePair, _ImplicitlyMoveConvertiblePair): Likewise.
	(_PCCP): New.
	(pair(const _T1&, const _T2&)): Adjust.
	(_PCCFP): New.
	(pair(const pair<_U1, _U2>&)): Adjust.
	(pair(_U1&&, const _T2&)): Likewise.
	(pair(const _T1&, _U2&&)): Likewise.
	(pair(_U1&&, _U2&&)): Likewise.
	(pair(pair<_U1, _U2>&&)): Likewise.
	(operator=(const pair&)): Make conditionally deleted.
	(operator=(pair&&)): Make conditionally suppressed.
	(operator=(const pair<_U1, _U2>&)): Constrain.
	(operator=(pair<_U1, _U2>&&): Likewise.
	* include/std/type_traits (__nonesuch): New.
	* testsuite/20_util/pair/traits.cc: New.

From-SVN: r240322
 2016-09-21 19:48:35 +03:00
Ville Voutilainen
377f30c00f re PR libstdc++/77619 (uninitialized_meow_construct and friends not exception safe) 
PR libstdc++/77619
	* include/bits/stl_construct.h: (_Construct_novalue): New.
	(_Destroy_n_aux, _Destroy_n): New.
	* include/bits/stl_uninitialized.h: (type_traits):
	New include in C++11 mode.
	(__uninitialized_default_novalue_1): New.
	(__uninitialized_default_novalue_n_1): Likewise.
	(__uninitialized_default_novalue): Likewise.
	(__uninitialized_default_novalue_n): Likewise.
	(__uninitialized_copy_n_pair): Likewise.
	(uninitialized_default_construct):
	Use __uninitialized_default_novalue.
	(uninitialized_default_construct_n):
	Use __uninitialized_default_novalue_n.
	(uninitialized_value_construct): Use __uninitialized_default.
	(uninitialized_value_construct_n): Use __uninitialized_default_n.
	(uninitialized_move): Use uninitialized_copy.
	(uninitialized_move_n): Use __uninitialized_copy_n_pair.
	(destroy_at): Use _Destroy.
	(destroy): Likewise.
	(destroy_n): Likewise.
	* testsuite/20_util/specialized_algorithms/
	memory_management_tools/1.cc: Add tests for exceptions,
	add tests for trivial cases for construct and move.

From-SVN: r240264
 2016-09-20 18:15:36 +03:00
Jonathan Wakely
564beb5f9b Replace casts with floordiv operator in Python xmethods 
* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
	(DequeWorkerBase.index, VectorWorkerBase.get): Use // for division.

From-SVN: r240258
 2016-09-20 10:57:02 +01:00
Jonathan Wakely
d0f5943566 libstdc++/77645 fix deque and vector xmethods for Python 3 
PR libstdc++/77645
	* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.__init__)
	(DequeWorkerBase.index, VectorWorkerBase.get): Cast results of
	division to int to work with Python 3.

From-SVN: r240241
 2016-09-19 18:09:04 +01:00
Jonathan Wakely
ee1ab3e3c2 Make libstdc++ tests FAIL on Python errors 
* testsuite/lib/gdb-test.exp (gdb-test): Fail if Python error occurs.

From-SVN: r240237
 2016-09-19 16:59:04 +01:00
Jonathan Wakely
a0a1009abf Improve pretty printer for std::variant 
* python/libstdcxx/v6/printers.py (SingleObjContainerPrinter): Allow
	display_hint to be set by subclasses.
	(StdVariantPrinter): Use array for display_hint. Adjust output to be
	more similar to std::any and std::optional output.
	(register_type_printers): Add type printers for basic_string_view
	typedefs and experimental::any. Adjust type printers for
	fundamentals_v1 templates to match fundamentals_v2 and later.
	* testsuite/libstdc++-prettyprinters/cxx17.cc: New.

From-SVN: r240234
 2016-09-19 16:49:27 +01:00
Jonathan Wakely
019270bcb3 libstdc++/77645 Fix xmethods for std::list 
PR libstdc++/77645
	* python/libstdcxx/v6/xmethods.py (DequeWorkerBase.index): Rename
	argument.
	(ListWorkerBase.get_value_from_node): Define new method.
	(ListFrontWorker.__call__, ListBackWorker.__call__): Use it.

From-SVN: r240233
 2016-09-19 16:49:19 +01:00
Jonathan Wakely
0089537230 Define pretty printers for C++17 library components 
* python/libstdcxx/v6/printers.py (StdVariantPrinter): Define.
	(StdExpAnyPrinter, StdExpOptionalPrinter, StdExpStringViewPrinter):
	Register for C++17 components in namespace std. Strip inline namespace
	from typename.

From-SVN: r240215
 2016-09-17 16:20:23 +01:00
Jonathan Wakely
6ee3fd9742 Fix typo in Libstdc++ Profile Mode docs 
* doc/xml/manual/profile_mode.xml: Fix typo.
	* doc/html/manual/profile_mode_devel.html: Regenerate.

From-SVN: r240204
 2016-09-16 23:09:15 +01:00