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3686 Commits

Author SHA1 Message Date
Jonathan Wakely
8cab3d18f0 Move allocator in std::string and RB tree move constructors 
PR libstdc++/71964
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(basic_string::_Alloc_hider(pointer, _Alloc&&)): Add constructor.
	* include/bits/stl_tree.h (_Rb_tree(_Rb_tree&&)): Move allocator.
	* testsuite/21_strings/basic_string/allocator/71964.cc: New test.
	* testsuite/23_containers/set/allocator/71964.cc: New test.

From-SVN: r238647
 2016-07-22 16:03:11 +01:00
Jonathan Wakely
4f5f9962c8 Replace references to C++0x with C++11 in comments 
* include/bits/algorithmfwd.h: Change C++0x to C++11 in comments.
	* include/bits/move.h: Likewise.
	* include/bits/postypes.h: Likewise.
	* include/debug/bitset: Likewise.
	* include/ext/pb_ds/detail/type_utils.hpp: Likewise.
	* include/ext/string_conversions.h: Change C++0x to __cxx11 in
	comment.
	* testsuite/27_io/fpos/14320-1.cc: Change C++0x to C++11 in comment.
	* testsuite/util/thread/all.h: Likewise.

From-SVN: r238402
 2016-07-15 21:23:08 +01:00
Jonathan Wakely
d1129d45b0 Remove redundant std::move in std::for_each 
* include/bits/stl_algo.h (for_each): Remove redundant _GLIBCXX_MOVE
	and adjust comment.

From-SVN: r238399
 2016-07-15 20:51:33 +01:00
Edward Smith-Rowland
4db1cb44be Implement C++17 P0025 clamp. 
2016-07-15  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Implement C++17 P0025 clamp.
	* include/bits/algorithmfwd.h: Declare clamp overloads.
	* include/bits/stl_algo.h: Implement clamp.  Feature __cpp_lib_clamp.
	* testsuite/25_algorithms/clamp/1.cc: New test.
	* testsuite/25_algorithms/clamp/2.cc: New test.
	* testsuite/25_algorithms/clamp/constexpr.cc: New test.
	* testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
	1.cc: New test.
	* testsuite/25_algorithms/clamp/requirements/explicit_instantiation/
	pod.cc: New test.

From-SVN: r238383
 2016-07-15 17:16:32 +00:00
Jonathan Wakely
0a2bf18874 Improve doxygen comments for allocators in containers 
PR libstdc++/70716
	* include/bits/forward_list.h (forward_list): Update doxygen comments
	to reflect allocator propagation semantics. Remove ambiguous
	statements about data being lost.
	* include/bits/stl_deque.h (deque): Likewise.
	* include/bits/stl_list.h (list): Likewise.
	* include/bits/stl_map.h (map): Likewise.
	* include/bits/stl_multimap.h (multimap): Likewise.
	* include/bits/stl_multiset.h (multiset): Likewise.
	* include/bits/stl_set.h (set): Likewise.
	* include/bits/stl_vector.h (vector): Likewise.
	* include/bits/unordered_map.h (unordered_map, unordered_multimap):
	Likewise.
	* include/bits/unordered_set.h (unordered_set, unordered_multiset):
	Likewise.

From-SVN: r238332
 2016-07-14 11:02:10 +01:00
Jonathan Wakely
e383deac8b libstdc++/71856 Define _GLIBCXX_PARALLEL_ASSERTIONS 
PR libstdc++/71856
	* include/bits/c++config (_GLIBCXX_ASSERTIONS): Define to 1 not empty.
	* include/parallel/compiletime_settings.h (_GLIBCXX_ASSERTIONS):
	Rename to _GLIBCXX_PARALLEL_ASSERTIONS and make default value depend
	on _GLIBCXX_ASSERTIONS.
	* include/parallel/balanced_quicksort.h: Rename _GLIBCXX_ASSERTIONS.
	Include <unistd.h> for sleep.
	* include/parallel/losertree.h: Rename _GLIBCXX_ASSERTIONS.
	* include/parallel/merge.h: Likewise.
	* include/parallel/multiway_merge.h: Likewise.
	* include/parallel/partition.h: Likewise.
	* include/parallel/queue.h: Likewise.
	* include/parallel/sort.h: Likewise.
	* testsuite/25_algorithms/headers/algorithm/
	parallel_algorithm_assert.cc: New.

From-SVN: r238307
 2016-07-13 18:22:57 +01:00
Jonathan Wakely
17f8dc9367 Make basic_string::replace forward to different overload 
* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(replace(__const_iterator, __const_iterator, initializer_list<C>)):
	Forward to different overload.

From-SVN: r238306
 2016-07-13 18:22:51 +01:00
Jonathan Wakely
260d92cd0d Make __allocated_ptr::_S_raw_ptr static 
* include/bits/allocated_ptr.h (__allocated_ptr::_S_raw_ptr): Make
	static.

From-SVN: r238305
 2016-07-13 18:22:47 +01:00
Jonathan Wakely
2d60da1031 Revert "Add non-const overload of std::string::data()" 
This reverts r238291 aka 4300aa2087d90cd2d55852fa38f082a89bc7e72d.

From-SVN: r238303
 2016-07-13 16:56:46 +01:00
Jonathan Wakely
ceea48fc64 Add non-const overload of std::string::data() 
Also fix confusion between pointer and _CharT*, so that allocators with
fancy pointers work correctly.

	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (_M_c_str):
	New function.
	(_M_disjunct, basic_string(const basic_string&, size_t)): Use data()
	instead of _M_data().
	(basic_string(const basic_string&, size_t, size_t, const _Alloc&)):
	Likewise.
	(append(const basic_string&)): Likewise.
	(append(const basic_string&, size_type, size_type)): Likewise.
	(assign(const basic_string&, size_type, size_type)): Likewise.
	(insert(size_type, const basic_string&)): Likewise.
	(insert(size_type, const basic_string&, size_type, size_type)):
	Likewise.
	(replace(size_type, size_type, const basic_string&, size_type,
	size_type)): Likewise.
	(replace(__const_iterator, __const_iterator, const basic_string&)):
	Likewise.
	(c_str(), data()): Use c_str() instead of _M_data().
	(data()): Add non-const overload as per LWG 2391 and P0272R1.
	(compare(const basic_string&)): Use data() instead of _M_data().
	[!_GLIBCXX_USE_CXX11_ABI] (data()): Add non-const overload.
	* include/bits/basic_string.tcc [_GLIBCXX_USE_CXX11_ABI] (_M_mutate):
	Pass raw pointers to _S_copy.
	(_M_erase, _M_replace_aux): Pass raw pointers to _S_move and
	_S_assign.
	(find(const _CharT*, size_type, size_type)): Use data instead of
	_M_data().
	* testsuite/21_strings/basic_string/allocator/char/ext_ptr.cc: New.
	* testsuite/21_strings/basic_string/operations/data/char/2.cc: New.
	* testsuite/21_strings/basic_string/operations/data/wchar_t/2.cc: New.

From-SVN: r238291
 2016-07-13 12:08:37 +01:00
François Dumont
76225d2ca7 stl_vector.h (push_back(const value_type&)): Forward to _M_realloc_insert. 
2016-07-11  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_vector.h (push_back(const value_type&)): Forward
	to _M_realloc_insert.
	(insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
	(_M_realloc_insert): Declare new function.
	(_M_emplace_back_aux): Remove definition.
	* include/bits/vector.tcc (emplace_back(_Args...)):
	Use _M_realloc_insert.
	(insert(const_iterator, const value_type&)): Likewise.
	(_M_insert_rval, _M_emplace_aux): Likewise.
	(_M_emplace_back_aux): Remove declaration.
	(_M_realloc_insert): Define.
	* testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
	Adjust expected results for emplacing an lvalue with reallocation.

From-SVN: r238226
 2016-07-11 20:17:56 +00:00
Ville Voutilainen
3042e70851 Add a new header for diagnosing the use of C++17 facilities in pre-C++17 modes. 
From-SVN: r238058
 2016-07-06 21:07:57 +03:00
Jonathan Wakely
9958c7eb58 Fix std::vector's use of temporary objects 
* include/bits/stl_vector.h (emplace(const_iterator, _Args&&...)):
	Define inline. Forward to _M_emplace_aux.
	(insert(const_iterator, value_type&&)): Forward to _M_insert_rval.
	(_M_insert_rval, _M_emplace_aux): Declare new functions.
	(_Temporary_value): New RAII type using allocator to construct/destroy.
	(_S_insert_aux_assign): Remove.
	(_M_insert_aux): Make non-variadic.
	* include/bits/vector.tcc (insert(const_iterator, const value_type&)):
	Use _Temporary_value.
	(emplace(const_iterator, _Args&&...)): Remove definition.
	(_M_insert_rval, _M_emplace_aux): Define.
	(_M_insert_aux): Make non-variadic, stop using _S_insert_aux_assign.
	(_M_fill_insert): Use _Temporary_value.
	* testsuite/23_containers/vector/allocator/construction.cc: New test.
	* testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
	Adjust expected results for emplacing an lvalue with reallocation.
	* testsuite/23_containers/vector/check_construct_destroy.cc: Adjust
	expected results to account for construction/destruction of temporary
	using allocator.

From-SVN: r237985
 2016-07-04 15:52:46 +01:00
François Dumont
dc448fa03b re PR libstdc++/71640 (include/c++/7.0.0/bits/hashtable.h:293:7: error: too many template parameters in template redeclaration) 
2016-06-27  François Dumont  <fdumont@gcc.gnu.org>

	PR libstdc++/71640
	* include/bits/hashtable.h: Remove _Unique_keya parameter in _Insert
	friend declaration.

From-SVN: r237803
 2016-06-27 20:41:59 +00:00
Jonathan Wakely
3ebacabd0e libstdc++/71545 fix debug checks in binary search algorithms 
PR libstdc++/71545
	* include/bits/stl_algobase.h (lower_bound, lexicographical_compare):
	Remove irreflexive checks.
	* include/bits/stl_algo.h (lower_bound, upper_bound, equal_range,
	binary_search): Likewise.
	* testsuite/25_algorithms/equal_range/partitioned.cc: New test.
	* testsuite/25_algorithms/lexicographical_compare/71545.cc: New test.
	* testsuite/25_algorithms/lower_bound/partitioned.cc: New test.
	* testsuite/25_algorithms/upper_bound/partitioned.cc: New test.
	* testsuite/util/testsuite_iterators.h (__gnu_test::test_container):
	Add constructor from array.

From-SVN: r237560
 2016-06-17 19:28:34 +01:00
François Dumont
bd2ee798d5 2016-06-16 François Dumont <fdumont@gcc.gnu.org> 
* include/debug/debug.h
	(__glibcxx_requires_non_empty_range, __glibcxx_requires_nonempty)
	(__glibcxx_requires_subscript): Move...
	* include/debug/assertions.h: ...here and add __builtin_expect.
	(_GLIBCXX_DEBUG_ONLY): Remove ; value.
	* include/bits/stl_deque.h
	(std::deque<>::operator[]): Add __glibcxx_requires_subscript check.
	(std::deque<>::front()): Add __glibcxx_requires_nonempty check.
	(std::deque<>::back()): Likewise.
	(std::deque<>::pop_front()): Likewise.
	(std::deque<>::pop_back()): Likewise.
	(std::deque<>::swap(deque&)): Add allocator check.
	* include/bits/stl_vector.h
	(std::vector<>::operator[]): Add __glibcxx_requires_subscript check.
	(std::vector<>::front()): Add __glibcxx_requires_nonempty check.
	(std::vector<>::back()): Likewise.
	(std::vector<>::pop_back()): Likewise.
	(std::vector<>::swap(vector&)): Add allocator check.

From-SVN: r237541
 2016-06-16 20:34:08 +00:00
Daniel Kruegler
6b9539e2aa Provide swappable traits (p0185r1) 
2016-06-16  Daniel Kruegler  <daniel.kruegler@gmail.com>

	Provide swappable traits (p0185r1)
	* include/std/type_traits (is_swappable, is_nothrow_swappable,
	is_swappable_with, is_nothrow_swappable_with, is_swappable_v,
	is_nothrow_swappable_v, is_swappable_with_v,
	is_nothrow_swappable_with_v): New.
	* include/bits/stl_pair.h: Use it as per p0185r1.
	* include/bits/stl_queue.h: Likewise.
	* include/bits/stl_stack.h: Likewise.
	* include/bits/unique_ptr.h: Likewise.
	* include/std/tuple: Likewise.
	* include/std/array: Likewise. Fix zero-size member swap.
	* include/bits/hashtable.h: Use __and_.
	* testsuite/20_util/is_nothrow_swappable/requirements/
	explicit_instantiation.cc: Change test options to std=gnu++17.
	* testsuite/20_util/is_nothrow_swappable/requirements/typedefs.cc:
	Likewise.
	* testsuite/20_util/is_nothrow_swappable/value.cc: Likewise.
	* testsuite/20_util/is_swappable/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/is_swappable/requirements/typedefs.cc: Likewise.
	* testsuite/20_util/is_swappable/value.cc: Likewise.
	* testsuite/20_util/is_nothrow_swappable/requirements/
	explicit_instantiation_ext.cc: New.
	* testsuite/20_util/is_nothrow_swappable/requirements/typedefs_ext.cc:
	New.
	* testsuite/20_util/is_nothrow_swappable/value.h: New.
	* testsuite/20_util/is_nothrow_swappable/value_ext.cc: New.
	* testsuite/20_util/is_nothrow_swappable_with/requirements/
	explicit_instantiation.cc: New.
	* testsuite/20_util/is_nothrow_swappable_with/requirements/typedefs.cc:
	New.
	* testsuite/20_util/is_nothrow_swappable_with/value.cc: New.
	* testsuite/20_util/is_swappable/requirements/
	explicit_instantiation_ext.cc: New.
	* testsuite/20_util/is_swappable/requirements/typedefs_ext.cc: New.
	* testsuite/20_util/is_swappable/value.h: New.
	* testsuite/20_util/is_swappable/value_ext.cc: New.
	* testsuite/20_util/is_swappable_with/requirements/
	explicit_instantiation.cc: New.
	* testsuite/20_util/is_swappable_with/requirements/typedefs.cc: New.
	* testsuite/20_util/is_swappable_with/value.cc: New.
	* testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust
	dg-error line numbers.
	* testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
	Likewise.

From-SVN: r237531
 2016-06-16 16:07:19 +01:00
Jonathan Wakely
0ae207e947 Optimize inserting value_type into std::vector 
* include/bits/stl_vector.h (vector::_S_insert_aux_assign): Define
	new overloaded functions.
	* include/bits/vector.tcc (vector::_M_insert_aux): Use new functions
	to avoid creating a redundant temporary.
	* testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc: New
	test.

From-SVN: r237526
 2016-06-16 13:42:21 +01:00
François Dumont
d7e16fc536 2016-06-15 François Dumont <fdumont@gcc.gnu.org> 
* include/bits/stl_deque.h
	(std::deque<>::operator=): Call _M_assign_aux.
	(std::deque<>::assign(initializer_list<>)): Likewise.
	(std::deque<>::resize(size_t, const value_type&)): Call _M_fill_insert.
	(std::deque<>::insert(const_iterator, initializer_list<>)):
	Call _M_range_insert_aux.
	(std::deque<>::_M_assign_aux<It>(It, It, std::forward_iterator_tag):
	Likewise.
	(std::deque<>::_M_fill_assign): Call _M_fill_insert.
	(std::deque<>::_M_move_assign2): Call _M_assign_aux.
	* include/bits/deque.tcc
	(std::deque<>::operator=): Call _M_range_insert_aux.
	(std::deque<>::_M_assign_aux<It>(It, It, std::input_iterator_tag)):
	Likewise.
	* include/bits/stl_vector.h
	(std::vector<>::operator=): Call _M_assign_aux.
	(std::vector<>::assign(initializer_list<>)): Likewise.
	(std::vector<>::resize(size_t, const value_type&)): Call _M_fill_insert.
	(std::vector<>::insert(const_iterator, initializer_list<>)):
	Call _M_range_insert.
	* include/bits/vector.tcc (std::vector<>::_M_assign_aux): Likewise.

From-SVN: r237495
 2016-06-15 20:09:56 +00:00
Jonathan Wakely
834f4c4355 Remove _GLIBCXX14_USE_CONSTEXPR 
* include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): Remove it.
	* include/bits/hashtable_policy.h (_Power2_rehash_policy::_M_next_bkt):
	Remove const qualification on function. Replace
	_GLIBCXX14_USE_CONSTEXPR on automatic variables with const.
	(_Power2_rehash_policy::_M_need_rehash): Remove const qualification.
	(_Power2_rehash_policy::_M_next_bkt): Remove mutable specifier.

From-SVN: r236697
 2016-05-25 10:36:28 +01:00
François Dumont
732eb07625 c++config (_GLIBCXX14_USE_CONSTEXPR): New. 
2016-05-24  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): New.
	* include/bits/hashtable_policy.h
	(_Prime_rehash_policy::__has_load_factor): New. Mark rehash policy
	having load factor management.
	(_Mask_range_hashing): New.
	(__clp2): New.
	(_Power2_rehash_policy): New.
	(_Inserts<>): Remove last template parameter, _Unique_keys, so that
	partial specializations only depend on whether iterators are constant
	or not.
	* testsuite/23_containers/unordered_set/hash_policy/26132.cc: Adapt to
	test new hash policy.
	* testsuite/23_containers/unordered_set/hash_policy/load_factor.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/insert/hash_policy.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/max_load_factor/robustness.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc:
	New.
	* testsuite/performance/23_containers/insert/54075.cc: Add benchmark
	using the new hash policy.
	* testsuite/performance/23_containers/insert_erase/41975.cc: Likewise.

From-SVN: r236669
 2016-05-24 20:55:57 +00:00
Jonathan Wakely
8be062c6da Add priority_queue::value_compare (LWG 2684) 
* include/bits/stl_queue.h (priority_queue::value_compare): Define.

From-SVN: r236646
 2016-05-24 16:59:05 +01:00
Jonathan Wakely
9f9eb84eac libstdc++/70766 use std::addressof instead of operator& 
PR libstdc++/70766
	* include/bits/basic_ios.tcc (basic_ios::_M_cache_locale): Use
	__addressof.
	* include/bits/stream_iterator.h (istream_iterator, ostream_iterator):
	Likewise.
	* include/std/atomic (atomic<_Tp>): Likewise.
	* include/std/shared_mutex (shared_lock): Likewise.
	* testsuite/24_iterators/istream_iterator/70766.cc: New test.
	* testsuite/24_iterators/ostream_iterator/70766.cc : New test.
	* testsuite/29_atomics/atomic/60695.cc: Adjust dg-error line number.
	* testsuite/29_atomics/atomic/70766.cc: New test.
	* testsuite/30_threads/shared_lock/70766.cc: New test.

From-SVN: r235565
 2016-04-28 13:33:07 +01:00
Jonathan Wakely
272b2ce49f hashtable_policy.h (__detail::_Insert_base, [...]): Improve comments. 
* include/bits/hashtable_policy.h (__detail::_Insert_base,
	__detail::_Insert): Improve comments.

From-SVN: r235564
 2016-04-28 13:32:50 +01:00
Tim Shen
216f7526fe re PR libstdc++/70745 (Wrong handling of regex_constant::match_not_eow and regex_constant::match_not_bow) 
PR libstdc++/70745
	* include/bits/regex_executor.tcc (_Executor<>::_M_word_boundary):
	Fix the match_not_bow and match_not_eow behavior.
	* testsuite/28_regex/regression.cc: Add testcase.

From-SVN: r235382
 2016-04-23 03:58:37 +00:00
Edward Smith-Rowland
d855ad89cb c++14_warning.h: Do not refer C++14 as experimental. 
2016-04-19  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/bits/c++14_warning.h: Do not refer C++14 as experimental.

From-SVN: r235210
 2016-04-19 16:29:05 +00:00
Jonathan Wakely
0cded43df4 PR libstdc++/41759 reword static assertions in <random> 
PR libstdc++/41759
	* include/bits/random.h: Reword static assertion messages to state
	positive conditions.
	* include/bits/random.tcc: Likewise.
	* include/bits/uniform_int_dist.h: Likewise.
	* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error
	patterns.

From-SVN: r235160
 2016-04-18 19:03:50 +01:00
Jonathan Wakely
6b6147dd48 Add attribute((unused)) in libstdc++ headers 
* include/bits/locale_facets.h (ctype::do_narrow): Add attribute to
	unused parameter.
	* include/bits/regex_automaton.h (_NFA::_M_insert_alt): Likewise.

From-SVN: r235152
 2016-04-18 16:44:12 +01:00
Edward Smith-Rowland
9a9534e162 Obvious typo in comment. 
From-SVN: r235091
 2016-04-18 02:30:31 +00:00
Jason Merrill
9f285ccb77 Revert empty class parameter passing ABI changes. 
From-SVN: r234977
 2016-04-14 12:23:06 -04:00
Jonathan Wakely
a6297ab587 Adjust for new empty class parameter passing ABI. 
* include/bits/c++config (_GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES,
	_GLIBCXX_END_NAMESPACE_EMPTY_TYPES, _GLIBCXX_ABI_TAG_EMPTY): Define.
	* include/bits/hashtable.h (_Hashtable::_M_emplace): Change signatures
	of functions taking empty structs by value. Add a template parameter
	to overloads without hints. Rename overloads with hints to
	_M_emplace_hint.
	(_Hashtable::_M_erase(true_type, const_iterator),
	_Hashtable::_M_erase(false_type, const_iterator)): Change signatures
	by reordering parameters.
	* include/bits/hashtable_policy.h (_Insert::insert): Adjust to call
	_M_emplace_hint instead of _M_emplace.
	* include/bits/shared_ptr.h (shared_ptr(_Tp1*, _Deleter, _Alloc),
	shared_ptr(nullptr_t, _Deleter, _Alloc)): Use _GLIBCXX_ABI_TAG_EMPTY.
	* include/bits/shared_ptr_base.h (_Sp_counted_deleter, __shared_count,
	__shared_ptr): Likewise.
	* include/bits/stl_algo.h (replace_if): Likewise.
	* include/bits/stl_pair.h (piecewise_construct_t,
	piecewise_construct): Use _GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES.
	* include/bits/uses_allocator.h (allocator_arg_t, allocator_arg,
	__uses_alloc0): Likewise.
	* include/ext/pb_ds/assoc_container.hpp (basic_hash_table): Likewise.
	* testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
	* testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
	* testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
	* testsuite/20_util/uses_allocator/cons_neg.cc: Likewise.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.

From-SVN: r234964
 2016-04-13 23:00:50 +01:00
Edward Smith-Rowland
0c39f36dc5 Document C++17/TR29124 C++ Special Math Functions. 
2016-04-12  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Document C++17/TR29124 C++ Special Math Functions.
	* include/bits/specfun.h: Add Doxygen markup.

From-SVN: r234905
 2016-04-12 16:31:25 +00:00
Ville Voutilainen
7b3318c41e re PR libstdc++/70437 (Instantiation loop with pair and is_constructible) 
PR libstdc++/70437
 	* include/bits/stl_pair.h (_ConstructiblePair,
	_ImplicitlyConvertiblePair, _MoveConstructiblePair,
	_ImplicitlyMoveConvertiblePair): Add shortcut conditions
	for same-type cases.
	* testsuite/20_util/pair/70437.cc: New.

From-SVN: r234743
 2016-04-05 14:31:30 +03:00
Bernd Edlinger
bfd84e6ba5 Makefile.am (install-freestanding-headers): Add concept_check.h and move.h to the installed headers. 
2016-03-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * include/Makefile.am (install-freestanding-headers): Add
        concept_check.h and move.h to the installed headers.
        * include/Makefile.in: Regenerated.
        * include/bits/concept_check.h: Ignore _GLIBCXX_CONCEPT_CHECKS for
        freestanding implementations.
        * doc/xml/manual/using.xml (_GLIBCXX_CONCEPT_CHECKS): Mention
        that this macro has no effect for freestanding implementations.
        * doc/html/manual/using_macros.html: Likewise.

From-SVN: r234414
 2016-03-23 00:41:52 +00:00
Tim Shen
244901a572 re PR libstdc++/69794 (std::regex_search match failure with regex object with flags grep|icase) 
2016-02-16  Tim Shen  <timshen@google.com>

	PR libstdc++/69794
	* include/bits/regex_scanner.h: Add different special character
	sets for grep and egrep regex.
	* include/bits/regex_scanner.tcc: Use _M_spec_char more uniformly.
	* testsuite/28_regex/regression.cc: Add new testcase.

From-SVN: r233482
 2016-02-17 03:33:02 +00:00
Jonathan Wakely
f1d591e8a6 Fix assertions for move assignment of trivial types 
PR libstdc++/69478
	* include/bits/stl_algobase.h (__copy_move<_IsMove, true,
	random_access_iterator_tag>): Check is_move_assignable when moving.
	(__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
	Likewise.
	* testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/move/69478.cc: New.
	* testsuite/25_algorithms/move_backward/69478.cc: new.

From-SVN: r232842
 2016-01-26 19:38:20 +00:00
Jonathan Wakely
2944621e2c Avoid including all of <random> in <algorithm> 
PR libstdc++/69464
	* include/Makefile.am: Add new header.
	* include/Makefile.in: Regenerate.
	* include/bits/random.h (uniform_int_distribution): Move to
	bits/uniform_int_dist.h.
	* include/bits/random.tcc (uniform_int_distribution::operator(),
	uniform_int_distribution::__generate_impl): Likewise.
	* include/bits/uniform_int_dist.h: New header.
	* include/bits/stl_algo.h [__cplusplus >= 201103L]: Include
	<bits/uniform_int_dist.h> instead of <random>.
	* testsuite/20_util/specialized_algorithms/uninitialized_copy/
	move_iterators/1.cc: Include correct header for uninitialized_copy.
	* testsuite/20_util/specialized_algorithms/uninitialized_copy_n/
	move_iterators/1.cc: Likewise.
	* testsuite/25_algorithms/nth_element/58800.cc: Include correct
	header for vector.
	* testsuite/26_numerics/random/pr60037-neg.cc: Adjust dg-error lines.

From-SVN: r232798
 2016-01-25 16:44:30 +00:00
Jonathan Wakely
d1fb377c68 Constrain std::valarray functions and operators 
PR libstdc++/69116
	* include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
	define result_type for types which can be safely used with valarrays.
	* testsuite/26_numerics/valarray/69116.cc: New.

From-SVN: r232748
 2016-01-22 21:15:41 +00:00
Jonathan Wakely
ab56cbed60 libstdc++/69406 Fix test to check for supported headers 
PR libstdc++/69406
	* include/bits/cpp_type_traits.h: Ensure C++ language linkage.
	* include/ext/type_traits.h: Likewise.
	* testsuite/17_intro/headers/c++2011/linkage.cc: Check autoconf macros
	for presence of C headers.
	* testsuite/ext/type_traits/add_unsigned_floating_neg.cc: Adjust
	dg-error line number.
	* testsuite/ext/type_traits/add_unsigned_integer_neg.cc: Likewise.
	* testsuite/ext/type_traits/remove_unsigned_floating_neg.cc: Likewise.
	* testsuite/ext/type_traits/remove_unsigned_integer_neg.cc: Likewise.

From-SVN: r232672
 2016-01-21 13:33:27 +00:00
Torvald Riegel
9585381acd libstdc++: Fix usage of __GXX_WEAK__ in TM TS support. 
* include/bits/c++config (_GLIBCXX_USE_WEAK_REF): New.
	(_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN): Use	_GLIBCXX_USE_WEAK_REF
	and move after its definition.
	* config/os/aix/os_defines.h (_GLIBCXX_USE_WEAK_REF): Override.
	* src/c++11/cow-stdexcept.cc: Use _GLIBCXX_USE_WEAK_REF instead of
	__GXX_WEAK__, and only provide transactional clones if
	_GLIBCXX_USE_WEAK_REF is true.  Don't provide stubs of libitm
	functions.

From-SVN: r232539
 2016-01-18 20:09:55 +00:00
Jonathan Wakely
d7c1581c04 Use static assertion for uses-allocator construction 
PR libstdc++/69293
	* include/bits/uses_allocator.h (__uses_alloc<true, ...>): Add
	static assertion that type is constructible from the arguments.
	* testsuite/20_util/scoped_allocator/69293_neg.cc: New.
	* testsuite/20_util/uses_allocator/69293_neg.cc: New.
	* testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error.

From-SVN: r232457
 2016-01-15 23:12:13 +00:00
Torvald Riegel
a04d5fc95d libstdc++: Make certain exceptions transaction_safe. 
From-SVN: r232454
 2016-01-15 22:42:41 +00:00
Jonathan Wakely
3b07547d62 * include/bits/std_mutex.h: Fix Doxygen @file name. 
From-SVN: r232416
 2016-01-15 12:37:15 +00:00
Edward Smith-Rowland
2be75957b8 Implement TR29124 C++ special Math Functions. 
2016-01-14  Edward Smith-Rowland  <3dw4rd@verizon.net>
	    Jonathan Wakely  <jwakely@redhat.com>
	    Florian Goth <CaptainSifff@gmx.de>

	Implement TR29124 C++ special Math Functions.
	* include/Makefile.am: Add new headers.
	* include/Makefile.in: Regenerate.
	* include/bits/specfun.h: New.
	* include/c_global/cmath: Adjust for both tr1 and tr29124 maths.
	* include/tr1/bessel_function.tcc: Ditto.
	* include/tr1/beta_function.tcc: Ditto.
	* include/tr1/cmath: Ditto.
	* include/tr1/ell_integral.tcc: Ditto.
	* include/tr1/exp_integral.tcc: Ditto.
	* include/tr1/gamma.tcc: Ditto.
	* include/tr1/hypergeometric.tcc: Ditto.
	* include/tr1/legendre_function.tcc: Ditto.
	* include/tr1/modified_bessel_func.tcc: Ditto.
	* include/tr1/poly_hermite.tcc: Ditto.
	* include/tr1/poly_laguerre.tcc: Ditto.
	* include/tr1/riemann_zeta.tcc: Ditto.
	* include/tr1/special_function_util.h: Ditto.
	* testsuite/ext/special_functions/conf_hyperg: New.
	* testsuite/ext/special_functions/conf_hyperg/check_nan.cc: New.
	* testsuite/ext/special_functions/conf_hyperg/check_value.cc: New.
	* testsuite/ext/special_functions/conf_hyperg/compile.cc: New.
	* testsuite/ext/special_functions/hyperg: New.
	* testsuite/ext/special_functions/hyperg/check_nan.cc: New.
	* testsuite/ext/special_functions/hyperg/check_value.cc: New.
	* testsuite/ext/special_functions/hyperg/compile.cc: New.
	* testsuite/libstdc++-dg/conformance.exp: Add special_functions directory.
	* testsuite/special_functions/01_assoc_laguerre/check_nan.cc: New.
	* testsuite/special_functions/01_assoc_laguerre/check_value.cc: New.
	* testsuite/special_functions/01_assoc_laguerre/compile.cc: New.
	* testsuite/special_functions/01_assoc_laguerre/compile_2.cc: New.
	* testsuite/special_functions/02_assoc_legendre/check_nan.cc: New.
	* testsuite/special_functions/02_assoc_legendre/check_value.cc: New.
	* testsuite/special_functions/02_assoc_legendre/compile.cc: New.
	* testsuite/special_functions/02_assoc_legendre/compile_2.cc: New.
	* testsuite/special_functions/03_beta/check_nan.cc: New.
	* testsuite/special_functions/03_beta/check_value.cc: New.
	* testsuite/special_functions/03_beta/compile.cc: New.
	* testsuite/special_functions/03_beta/compile_2.cc: New.
	* testsuite/special_functions/04_comp_ellint_1/check_nan.cc: New.
	* testsuite/special_functions/04_comp_ellint_1/check_value.cc: New.
	* testsuite/special_functions/04_comp_ellint_1/compile.cc: New.
	* testsuite/special_functions/04_comp_ellint_1/compile_2.cc: New.
	* testsuite/special_functions/05_comp_ellint_2/check_nan.cc: New.
	* testsuite/special_functions/05_comp_ellint_2/check_value.cc: New.
	* testsuite/special_functions/05_comp_ellint_2/compile.cc: New.
	* testsuite/special_functions/05_comp_ellint_2/compile_2.cc: New.
	* testsuite/special_functions/06_comp_ellint_3/check_nan.cc: New.
	* testsuite/special_functions/06_comp_ellint_3/check_value.cc: New.
	* testsuite/special_functions/06_comp_ellint_3/compile.cc: New.
	* testsuite/special_functions/06_comp_ellint_3/compile_2.cc: New.
	* testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: New.
	* testsuite/special_functions/07_cyl_bessel_i/check_value.cc: New.
	* testsuite/special_functions/07_cyl_bessel_i/compile.cc: New.
	* testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: New.
	* testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: New.
	* testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: New.
	* testsuite/special_functions/08_cyl_bessel_j/check_value.cc: New.
	* testsuite/special_functions/08_cyl_bessel_j/compile.cc: New.
	* testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: New.
	* testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: New.
	* testsuite/special_functions/09_cyl_bessel_k/check_value.cc: New.
	* testsuite/special_functions/09_cyl_bessel_k/compile.cc: New.
	* testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: New.
	* testsuite/special_functions/10_cyl_neumann/check_nan.cc: New.
	* testsuite/special_functions/10_cyl_neumann/check_value.cc: New.
	* testsuite/special_functions/10_cyl_neumann/compile.cc: New.
	* testsuite/special_functions/10_cyl_neumann/compile_2.cc: New.
	* testsuite/special_functions/11_ellint_1/check_nan.cc: New.
	* testsuite/special_functions/11_ellint_1/check_value.cc: New.
	* testsuite/special_functions/11_ellint_1/compile.cc: New.
	* testsuite/special_functions/11_ellint_1/compile_2.cc: New.
	* testsuite/special_functions/12_ellint_2/check_nan.cc: New.
	* testsuite/special_functions/12_ellint_2/check_value.cc: New.
	* testsuite/special_functions/12_ellint_2/compile.cc: New.
	* testsuite/special_functions/12_ellint_2/compile_2.cc: New.
	* testsuite/special_functions/13_ellint_3/check_nan.cc: New.
	* testsuite/special_functions/13_ellint_3/check_value.cc: New.
	* testsuite/special_functions/13_ellint_3/compile.cc: New.
	* testsuite/special_functions/13_ellint_3/compile_2.cc: New.
	* testsuite/special_functions/14_expint/check_nan.cc: New.
	* testsuite/special_functions/14_expint/check_value.cc: New.
	* testsuite/special_functions/14_expint/compile.cc: New.
	* testsuite/special_functions/14_expint/compile_2.cc: New.
	* testsuite/special_functions/15_hermite/check_nan.cc: New.
	* testsuite/special_functions/15_hermite/check_value.cc: New.
	* testsuite/special_functions/15_hermite/compile.cc: New.
	* testsuite/special_functions/15_hermite/compile_2.cc: New.
	* testsuite/special_functions/16_laguerre/check_nan.cc: New.
	* testsuite/special_functions/16_laguerre/check_value.cc: New.
	* testsuite/special_functions/16_laguerre/compile.cc: New.
	* testsuite/special_functions/16_laguerre/compile_2.cc: New.
	* testsuite/special_functions/17_legendre/check_nan.cc: New.
	* testsuite/special_functions/17_legendre/check_value.cc: New.
	* testsuite/special_functions/17_legendre/compile.cc: New.
	* testsuite/special_functions/17_legendre/compile_2.cc: New.
	* testsuite/special_functions/18_riemann_zeta/check_nan.cc: New.
	* testsuite/special_functions/18_riemann_zeta/check_value.cc: New.
	* testsuite/special_functions/18_riemann_zeta/compile.cc: New.
	* testsuite/special_functions/18_riemann_zeta/compile_2.cc: New.
	* testsuite/special_functions/19_sph_bessel/check_nan.cc: New.
	* testsuite/special_functions/19_sph_bessel/check_value.cc: New.
	* testsuite/special_functions/19_sph_bessel/compile.cc: New.
	* testsuite/special_functions/19_sph_bessel/compile_2.cc: New.
	* testsuite/special_functions/20_sph_legendre/check_nan.cc: New.
	* testsuite/special_functions/20_sph_legendre/check_value.cc: New.
	* testsuite/special_functions/20_sph_legendre/compile.cc: New.
	* testsuite/special_functions/20_sph_legendre/compile_2.cc: New.
	* testsuite/special_functions/21_sph_neumann/check_nan.cc: New.
	* testsuite/special_functions/21_sph_neumann/check_value.cc: New.
	* testsuite/special_functions/21_sph_neumann/compile.cc: New.
	* testsuite/special_functions/21_sph_neumann/compile_2.cc: New.
	* testsuite/util/specfun_testcase.h: New.
	* testsuite/tr1/5_numerical_facilities/special_functions/08_cyl_bessel_i/check_value.cc: More testcases.
	* testsuite/tr1/5_numerical_facilities/special_functions/09_cyl_bessel_j/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/10_cyl_bessel_k/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/11_cyl_neumann/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/21_sph_bessel/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/23_sph_neumann/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/check_value.cc: New.


Co-Authored-By: Florian Goth <CaptainSifff@gmx.de>
Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>

From-SVN: r232377
 2016-01-14 18:12:43 +00:00
Daniel Kruegler
26b5ace7ea libstdc++/68877 Reimplement std::__is_swappable 
2016-01-12  Daniel Kruegler  <daniel.kruegler@gmail.com>

	PR libstdc++/68877
	* include/std/type_traits: Following N4511, reimplement __is_swappable
	and __is_nothrow_swappable. Move __is_swappable to namespace std,
	adjust callers. Use __is_nothrow_swappable in swap.
	* include/bits/move.h: Use __is_nothrow_swappable in swap.
	* testsuite/20_util/is_nothrow_swappable/value.cc: Extend; remove
	__is_swappable related tests.
	* testsuite/20_util/is_swappable/value.cc: New.
	* testsuite/20_util/is_swappable/requirements/
	explicit_instantiation.cc: New.
	* testsuite/20_util/is_swappable/requirements/typedefs.cc: New.
	* testsuite/25_algorithms/swap/68877.cc: New.

From-SVN: r232296
 2016-01-12 21:19:58 +00:00
Jonathan Wakely
1517bc3008 allocator_traits<allocator<T>> partial specialization 
PR libstdc++/60976
	* include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
	Define partial specialization.
	* testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
	destroy members to std::allocator explicit specialization.

From-SVN: r232232
 2016-01-11 16:47:58 +00:00
Jonathan Wakely
e525d78caa Add missing include for std::__addressof 
PR libstdc++/69160
	* include/bits/uses_allocator.h: Add missing include.

From-SVN: r232162
 2016-01-08 13:14:01 +00:00
Jonathan Wakely
f885fa898f Use std::addressof in insert iterators, allocators and promises 
PR libstdc++/69105
	PR libstdc++/69106
	PR libstdc++/69114
	* include/bits/stl_iterator.h (back_insert_iterator,
	front_insert_iterator, insert_iterator): Use __addressof (LWG 2324).
	* include/bits/uses_allocator.h (__use_alloc): Use __addressof.
	* include/std/future (__future::base::_State_baseV2::__setter):
	Likewise.
	* include/std/scoped_allocator (__outermost): Likewise.
	* testsuite/20_util/scoped_allocator/69114.cc: New.
	* testsuite/20_util/uses_allocator/69114.cc: New.
	* testsuite/30_threads/promise/69106.cc: New.

From-SVN: r232129
 2016-01-07 15:01:33 +00:00
Jonathan Wakely
373a75fb2a Remove noexcept from function template that can throw 
PR libstdc++/69092
	* include/bits/basic_string.h (basic_string::_S_copy_chars<_Iterator>):
	Remove _GLIBCXX_NOEXCEPT.
	testsuite/21_strings/basic_string/cons/char/69092.cc: New.

From-SVN: r232112
 2016-01-06 20:34:41 +00:00
Jonathan Wakely
0c3e5dd1e6 Rename bits/mutex.h to avoid clashing with glibc 
* include/Makefile.am: Adjust.
	* include/Makefile.in: Regenerate.
	* include/bits/mutex.h: Rename to bits/std_mutex.h.
	* include/std/condition_variable: Adjust include.
	* include/std/mutex: Likewise.

From-SVN: r232101
 2016-01-06 13:00:33 +00:00