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9251 Commits

Author SHA1 Message Date
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
Jonathan Wakely 479d0ed590 c++/58796 Make nullptr match exception handlers of pointer type 
libstdc++-v3:

	PR c++/58796
	* libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Make
	nullptr match handlers of pointer type.

gcc/testsuite:

	PR c++/58796
	* g++.dg/cpp0x/nullptr21.C: Remove void* handlers.
	* g++.dg/cpp0x/nullptr35.C: New test.

From-SVN: r238396
 2016-07-15 19:51:51 +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
Ville Voutilainen 1ec0f76305 Fix the constraints for any's assignment operator template to properly 
reject assignment from a non-copyable lvalue.

From-SVN: r238365
 2016-07-15 10:44:22 +03:00
Jonathan Wakely ea5ec6b7e0 Include header for std::__parallel::search 
* include/experimental/functional: Include <parallel/algorithm> in
	Parallel Mode.

From-SVN: r238342
 2016-07-14 16:43:17 +01:00
Jonathan Wakely 47d5cb3c3b Add header for std::search to testcase 
* testsuite/experimental/functional/searchers.cc: Include <algorithm>
	for std::search.

From-SVN: r238341
 2016-07-14 16:27:09 +01:00
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
Ville Voutilainen 25a69162c9 Implement P0032R3, Homogeneous interface for variant, any and optional, 
for the parts concerning any and optional.
	* include/std/any (_Storage()): Make constexpr and have it
	initialize _M_ptr.
	(any()): Make constexpr.
	(any(const any&)): Adjust.
	(any(any&&)): Likewise.
	(__any_constructible_t): New.
	(any(_ValueType&&)): Constrain.
	(any(in_place_type_t<_Tp>, _Args&&...)): New.
	(any(in_place_type_t<_Tp>, initializer_list<_Up>, _Args&&...)):
	Likewise.
	(~any()): Adjust.
	(operator=(const any&)): Likewise.
	(operator=(any&&)): Likewise.
	(operator=(_ValueType&&)): Constrain.
	(emplace(_Args&&...)): New.
	(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
	(clear()): Remove.
	(reset()): New.
	(swap(any&)): Adjust.
	(empty()): Remove.
	(has_value()): New.
	(type()): Adjust.
	(_Manager_internal::_S_create(_Storage&, _Args&&...)): New.
	(_Manager_external::_S_create(_Storage&, _Args&&...)): Likewise.
	(make_any(_Args&&...)): Likewise.
	(make_any(initializer_list<_Up>, _Args&&...)): Likewise.
	* include/std/optional (in_place_t, in_place): Remove.
	(bad_optional_access): Add a comment referring to LEWG 72.
	(emplace(_Args&&...)): Constrain.
	(has_value()): New.
	(reset()): Likewise.
	(make_optional(_Args&&...)): Likewise.
	(make_optional(initializer_list<_Up>, _Args&&...)): Likewise.
	* include/std/utility (in_place_tag): New.
	(__in_place, __in_place_type, __in_place_index): Likewise.
	(in_place_t, in_place_type_t, in_place_index_t): Likewise.
	(in_place(__in_place*)): Likewise.
	(in_place(__in_place_type<_Tp>*)): Likewise.
	(in_place(__in_place_index<_Idx>*)): Likewise.
	* testsuite/20_util/any/assign/1.cc: Adjust.
	* testsuite/20_util/any/assign/emplace.cc: New.
	* testsuite/20_util/any/assign/self.cc: Adjust.
	* testsuite/20_util/any/cons/1.cc: Likewise.
	* testsuite/20_util/any/cons/in_place.cc: New.
	* testsuite/20_util/any/make_any.cc: Likewise.
	* testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
	* testsuite/20_util/any/misc/swap.cc: Likewise.
	* testsuite/20_util/any/modifiers/1.cc: Likewise.
	* testsuite/20_util/any/requirements.cc: New.
	* testsuite/20_util/in_place/requirements.cc: Likewise.
	* testsuite/20_util/optional/constexpr/in_place.cc: Adjust.
	* testsuite/20_util/optional/in_place.cc: Likewise.
	* testsuite/20_util/optional/make_optional.cc: Add tests for
	the new overloads of make_optional.

From-SVN: r238329
 2016-07-14 12:10:05 +03:00
Ville Voutilainen c0d31471ba Fix ChangeLog. 
From-SVN: r238328
 2016-07-14 12:09:50 +03:00
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 4300aa2087.

From-SVN: r238303
 2016-07-13 16:56:46 +01:00
Ville Voutilainen 05505e9d69 Fix ChangeLog. 
From-SVN: r238293
 2016-07-13 14:27:37 +03:00
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
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
Jonathan Wakely 7cbadfdced Remove unused operator delete overloads (LWG 2458) 
* libsupc++/new: Remove nothrow sized deletes (LWG 2458).
	* doc/xml/manual/intro.xml: Document DR 2458 status.
	* doc/html*: Regenerate.

From-SVN: r238246
 2016-07-12 15:31:04 +01:00
Jonathan Wakely 1b1c16e0c0 Fix ChangeLog entry for r238244 
From-SVN: r238245
 2016-07-12 15:07:49 +01:00
Jonathan Wakely 1b24fb4cd1 Add tests and docs for LWG 2212 support 
* testsuite/20_util/pair/astuple/astuple.cc: Only include <utility>.
	* testsuite/23_containers/array/tuple_interface/tuple_element.cc:
	Only include <array>.
	* testsuite/23_containers/array/tuple_interface/tuple_size.cc:
	Likewise.
	* doc/xml/manual/intro.xml; Document LWG 2212 support.
	* doc/html*: Regenerate.

From-SVN: r238244
 2016-07-12 15:00:26 +01:00
Jonathan Wakely 17b31c054c Add std::vector::emplace() testcase from LWG 2164 
* testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
	Add testcase from LWG 2164.

From-SVN: r238243
 2016-07-12 15:00:11 +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 435e56fb52 Implement std::optional. 
* include/Makefile.am: Add optional to exported headers.
	* include/Makefile.in: Likewise.
	* include/std/optional: New.
	* testsuite/20_util/optional/typedefs.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/relops/5.cc: Likewise.
	* testsuite/20_util/optional/relops/1.cc: Likewise.
	* testsuite/20_util/optional/relops/6.cc: Likewise.
	* testsuite/20_util/optional/nullopt.cc: Likewise.
	* testsuite/20_util/optional/in_place.cc: Likewise.
	* testsuite/20_util/optional/make_optional.cc: Likewise.
	* testsuite/20_util/optional/assignment/2.cc: Likewise.
	* testsuite/20_util/optional/assignment/3.cc: Likewise.
	* testsuite/20_util/optional/assignment/4.cc: Likewise.
	* testsuite/20_util/optional/assignment/5.cc: Likewise.
	* testsuite/20_util/optional/assignment/1.cc: Likewise.
	* testsuite/20_util/optional/assignment/6.cc: Likewise.
	* testsuite/20_util/optional/cons/value_neg.cc: Likewise.
	* testsuite/20_util/optional/cons/default.cc: Likewise.
	* testsuite/20_util/optional/cons/move.cc: Likewise.
	* testsuite/20_util/optional/cons/value.cc: Likewise.
	* testsuite/20_util/optional/cons/copy.cc: Likewise.
	* testsuite/20_util/optional/requirements.cc: Likewise.
	* testsuite/20_util/optional/observers/2.cc: Likewise.
	* testsuite/20_util/optional/observers/3.cc: Likewise.
	* testsuite/20_util/optional/observers/4.cc: Likewise.
	* testsuite/20_util/optional/observers/5.cc: Likewise.
	* testsuite/20_util/optional/observers/1.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/2.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/3.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/5.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/1.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/6.cc: Likewise.
	* testsuite/20_util/optional/constexpr/nullopt.cc: Likewise.
	* testsuite/20_util/optional/constexpr/in_place.cc: Likewise.
	* testsuite/20_util/optional/constexpr/make_optional.cc: Likewise.
	* testsuite/20_util/optional/constexpr/cons/default.cc: Likewise.
	* testsuite/20_util/optional/constexpr/cons/value.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/2.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/3.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/4.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/5.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/1.cc: Likewise.
	* testsuite/20_util/optional/swap/1.cc: Likewise.

From-SVN: r238197
 2016-07-10 20:44:21 +03:00
Jonathan Wakely d81102f473 * testsuite/23_containers/vector/modifiers/insert/aliasing.cc: New. 
From-SVN: r238169
 2016-07-08 17:35:10 +01:00
Jonathan Wakely 9fc0faf012 Update libstdc++ status docs 
* doc/xml/manual/status_cxx2014.xml: Update LFTS status table.
	* doc/html/*: Regenerate.

From-SVN: r238120
 2016-07-07 17:35:43 +01:00
Ville Voutilainen 52e8622199 Implement std::any. 
* include/Makefile.am: Add any and c++17_warning.h to exported headers.
	* include/Makefile.in: Likewise.
	* include/std/any: New.
	* testsuite/20_util/any/assign/1.cc: Likewise.
	* testsuite/20_util/any/assign/2.cc: Likewise.
	* testsuite/20_util/any/assign/self.cc: Likewise.
	* testsuite/20_util/any/cons/1.cc: Likewise.
	* testsuite/20_util/any/cons/2.cc: Likewise.
	* testsuite/20_util/any/cons/aligned.cc: Likewise.
	* testsuite/20_util/any/cons/nontrivial.cc: Likewise.
	* testsuite/20_util/any/misc/any_cast.cc: Likewise.
	* testsuite/20_util/any/misc/any_cast_neg.cc: Likewise.
	* testsuite/20_util/any/misc/any_cast_no_rtti.cc: Likewise.
	* testsuite/20_util/any/misc/swap.cc: Likewise.
	* testsuite/20_util/any/modifiers/1.cc: Likewise.
	* testsuite/20_util/any/observers/type.cc: Likewise.
	* testsuite/20_util/any/typedefs.cc: Likewise.

From-SVN: r238061
 2016-07-07 01:33:20 +03:00
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
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
Ville Voutilainen 7d4f48b5b8 Implement LWG 2509, 
any_cast doesn't work with rvalue reference targets and cannot
	move with a value target.
	* include/experimental/any (any(_ValueType&&)): Constrain and
	add an overload that doesn't forward.
	(any_cast(any&&)): Constrain and add an overload that moves.
	* testsuite/experimental/any/misc/any_cast.cc: Add tests for
	the functionality added by LWG 2509.

From-SVN: r238022
 2016-07-05 21:33:18 +03:00
François Dumont 097e899495 Add tests for inserting aliased objects into std::vector 
2016-07-04  François Dumont  <fdumont@gcc.gnu.org>

	* testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc:
	New test.
	* testsuite/23_containers/vector/modifiers/insert/self_insert.cc: New
	test.

From-SVN: r237986
 2016-07-04 15:52:54 +01:00
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
Ville Voutilainen e12880f96f re PR libstdc++/71313 ([Filesystem TS] remove_all fails to remove directory contents recursively) 
PR libstdc++/71313
	* src/filesystem/ops.cc (remove_all(const path&, error_code&)):
	Call remove_all for children of a directory.
	* testsuite/experimental/filesystem/operations/create_directories.cc:
	Adjust.

From-SVN: r237978
 2016-07-04 15:52:49 +03:00
François Dumont 6c539f2e67 get_debug_neg.cc: Adjust dg-error line numbers. 
2016-07-02  François Dumont  <fdumont@gcc.gnu.org>

	* testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust
	dg-error line numbers.
	* testsuite/23_containers/array/tuple_interface/
	tuple_element_debug_neg.cc: Likewise.
	* testsuite/25_algorithms/lexicographical_compare/debug/
	irreflexive_neg.cc: Remove.

From-SVN: r237945
 2016-07-02 14:55:20 +00:00
Thomas Preud'homme 72fb6bae83 65913.cc: Require atomic-builtins rather than specific target. 
2016-06-30  Thomas Preud'homme  <thomas.preudhomme@arm.com>

libstdc++-v3/
    * testsuite/29_atomics/atomic/65913.cc: Require atomic-builtins rather
    than specific target.

From-SVN: r237879
 2016-06-30 14:17:47 +00:00
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
François Dumont e615c24c30 array (array<>::swap): Fix noexcept qualificaton for zero-size array. 
2016-06-23  François Dumont  <fdumont@gcc.gnu.org>

	* include/debug/array (array<>::swap): Fix noexcept qualificaton for
	zero-size array.

From-SVN: r237747
 2016-06-23 20:21:47 +00:00
Trevor Saunders 0609abdad8 remove mep-* support 
libgcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.host: Remove support for mep-*.
	* config/mep/lib1funcs.S: Remove.
	* config/mep/lib2funcs.c: Remove.
	* config/mep/t-mep: Remove.
	* config/mep/tramp.c: Remove.

gcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* common/config/mep/mep-common.c: Remove.
	* config.gcc: Remove mep-* support.
	* config/mep/constraints.md: Remove.
	* config/mep/default.h: Remove.
	* config/mep/intrinsics.h: Remove.
	* config/mep/intrinsics.md: Remove.
	* config/mep/ivc2-template.h: Remove.
	* config/mep/mep-c5.cpu: Remove.
	* config/mep/mep-core.cpu: Remove.
	* config/mep/mep-default.cpu: Remove.
	* config/mep/mep-ext-cop.cpu: Remove.
	* config/mep/mep-intrin.h: Remove.
	* config/mep/mep-ivc2.cpu: Remove.
	* config/mep/mep-pragma.c: Remove.
	* config/mep/mep-protos.h: Remove.
	* config/mep/mep.c: Remove.
	* config/mep/mep.cpu: Remove.
	* config/mep/mep.h: Remove.
	* config/mep/mep.md: Remove.
	* config/mep/mep.opt: Remove.
	* config/mep/predicates.md: Remove.
	* config/mep/t-mep: Remove.
	* doc/install.texi: Remove mep-* documentation.
	* doc/md.texi: Likewise.

gcc/testsuite/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gcc.dg/tree-ssa/forwprop-28.c: Remove mep-* support.
	* gcc.dg/tree-ssa/reassoc-32.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-33.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-34.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-35.c: Likewise.
	* gcc.dg/tree-ssa/reassoc-36.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-2.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-4.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-ifcombine-ccmp-6.c: Likewise.
	* gcc.dg/tree-ssa/ssa-thread-11.c: Likewise.
	* gcc.dg/tree-ssa/vrp87.c: Likewise.
	* lib/target-supports.exp: Likewise.

contrib/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config-list.mk: Stop testing mep-elf.

libstdc++-v3/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* configure.host: Remove mep-* support.

From-SVN: r237666
 2016-06-21 21:57:49 +00:00
Trevor Saunders 8466af0668 remove knetbsd support 
gcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.gcc: Remove support for knetbsd.
	* configure.ac: Likewise.
	* config/i386/knetbsd-gnu.h: Remove.  * config/i386/knetbsd-gnu64.h: Remove.
	* config/knetbsd-gnu.h: Remove.
	* configure: Regenerate.

libgcc/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config.host: Remove support for knetbsd.

libstdc++-v3/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* configure: Regenerate.
	* configure.host: Remove support for knetbsd.
	* crossconfig.m4: Likewise.

contrib/ChangeLog:

2016-06-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* config-list.mk: stop testing knetbsd.

From-SVN: r237662
 2016-06-21 21:57:30 +00:00
François Dumont 29dbb034cb re PR libstdc++/71181 (Reserving in unordered_map doesn't reserve enough) 
2016-06-20  François Dumont  <fdumont@gcc.gnu.org>

	PR libstdc++/71181
	* include/tr1/hashtable_policy.h
	(_Prime_rehash_policy::_M_next_bkt): Make past-the-end iterator
	dereferenceable to avoid check on lower_bound result.
	(_Prime_rehash_policy::_M_bkt_for_elements): Call latter.
	(_Prime_rehash_policy::_M_need_rehash): Likewise.
	* src/c++11/hashtable_c++0x.cc (_Prime_rehash_policy::_M_next_bkt):
	Always return a value greater than input value. Set _M_next_resize to
	max value when reaching highest prime number.
	* src/shared/hashtable-aux.cc (__prime_list): Add comment about sentinel
	being now useless.
	* testsuite/23_containers/unordered_set/hash_policy/71181.cc: New.
	* testsuite/23_containers/unordered_set/hash_policy/power2_rehash.cc
	(test02): New.
	* testsuite/23_containers/unordered_set/hash_policy/prime_rehash.cc: New.
	* testsuite/23_containers/unordered_set/hash_policy/rehash.cc:
	Fix indentation.

From-SVN: r237617
 2016-06-20 20:04:25 +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 33ac58d529 Remove trailing whitespace from libstdc++ headers 
* include/std/array: Remove trailing whitespace.
	* include/std/atomic: Likewise.
	* include/std/bitset: Likewise.
	* include/std/chrono: Likewise.
	* include/std/complex: Likewise.
	* include/std/condition_variable: Likewise.
	* include/std/fstream: Likewise.
	* include/std/functional: Likewise.
	* include/std/future: Likewise.
	* include/std/iomanip: Likewise.
	* include/std/iosfwd: Likewise.
	* include/std/istream: Likewise.
	* include/std/limits: Likewise.
	* include/std/ratio: Likewise.
	* include/std/scoped_allocator: Likewise.
	* include/std/sstream: Likewise.
	* include/std/stdexcept: Likewise.
	* include/std/string: Likewise.
	* include/std/system_error: Likewise.
	* include/std/thread: Likewise.
	* include/std/tuple: Likewise.
	* include/std/type_traits: Likewise.
	* include/std/utility: Likewise.
	* include/std/valarray: Likewise.
	* include/std/vector: Likewise.

From-SVN: r237528
 2016-06-16 14:47:35 +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
François Dumont 373c00952c tuple (_Head_base<>): Default specialization condition at type declaration. 
2016-06-07  François Dumont  <fdumont@gcc.gnu.org>

	* include/std/tuple (_Head_base<>): Default specialization condition at
	type declaration.

From-SVN: r237184
 2016-06-07 20:19:19 +00:00
Ville Voutilainen dbc6221fe5 Support allocators in tuples of zero size. 
* include/std/tuple (tuple<>::tuple(),
	tuple<>::tuple(allocator_arg_t, const _Alloc&),
	tuple<>::tuple(allocator_arg_t, const _Alloc&, const tuple&)): New.
	* testsuite/20_util/tuple/cons/allocators.cc: Adjust.

From-SVN: r237143
 2016-06-06 19:28:59 +03:00
Jonathan Wakely 94229fb6dc libstdc++/71320 Add or remove file permissions correctly 
PR libstdc++/71320
	* src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
	Add or remove permissions according to perms argument.
	* testsuite/experimental/filesystem/operations/permissions.cc: New
	test.

From-SVN: r237136
 2016-06-06 16:50:01 +01:00
Ville Voutilainen 7a66745357 Protect allocator-overloads of tuple-from-tuple constructors from cases that would create dangling references. 
Protect allocator-overloads of tuple-from-tuple constructors
	from cases that would create dangling references.
	* include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
 	const tuple<_UElements...>&), tuple(allocator_arg_t, const _Alloc&,
 	tuple<_UElements...>&&)): Add a check for _NonNestedTuple.
	* testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Adjust.

From-SVN: r237106
 2016-06-05 20:39:10 +03:00
Gerald Pfeifer 4acc363412 backwards_compatibility.xml: Adjust lists.debian.org link to https. 
* doc/xml/manual/backwards_compatibility.xml: Adjust
	lists.debian.org link to https.
	* doc/html/manual/backwards.html: Regenerate.

From-SVN: r236858
 2016-05-29 08:03:35 +00:00
Jonathan Wakely 9020909ef1 Adjust URL in libstdc++ manual to use https 
* doc/xml/manual/abi.xml: Adjust URL to use https.
	* doc/html/manual/*: Regenerate.

From-SVN: r236837
 2016-05-27 22:23:42 +01:00
Ville Voutilainen 48035dfbea Fix build. 
From-SVN: r236823
 2016-05-27 17:34:08 +03:00
Ville Voutilainen b702100693 re PR libstdc++/66338 (std::forward_as_tuple() issue with single argument) 
2016-05-24  Ville Voutilainen  <ville.voutilainen@gmail.com>

	PR libstdc++/66338
	* include/std/tuple (_TMC): Add a check for _NotSameTuple.
	* include/std/tuple (tuple(_UElements&&...)): Remove the separate
	check for _NotSameTuple.
	* include/std/tuple (_TMCT): New.
	* include/std/tuple (tuple(const tuple<_UElements...>&)): Use it.
	* include/std/tuple (tuple(tuple<_UElements...>&&)): Likewise.
	* include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
	      const tuple<_UElements...>&)): Likewise.
	* include/std/tuple (tuple(allocator_arg_t, const _Alloc&,
	      tuple<_UElements...>&&)): Likewise.
	* testsuite/20_util/tuple/cons/66338.cc: New.

From-SVN: r236822
 2016-05-27 17:08:37 +03:00
Jonathan Wakely c42d228806 Fix configure test for sendfile() 
* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Fix test for sendfile.
	* configure: Regenerate.
	* config.h.in: Regenerate.

From-SVN: r236730
 2016-05-25 17:13:52 +01:00
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
François Dumont 447caf82a4 2016-05-23 François Dumont <fdumont@gcc.gnu.org> 
* include/debug/safe_iterator.h
	(_Safe_iterator<>::operator->()): Implement using underlying iterator
	operator ->.
	* include/debug/safe_local_iterator.h
	(_Safe_local_iterator<>::operator->()): Likewise.

From-SVN: r236611
 2016-05-23 20:03:35 +00:00
Thomas Preud'homme 11f8114b51 re PR libstdc++/71081 (experimental/memory_resource/1.cc run for targets without atomics) 
2016-05-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    PR libstdc++/71081
    * testsuite/experimental/memory_resource/1.cc: Add required argument
    to dg-require-atomic-builtins.

From-SVN: r236507
 2016-05-20 12:36:57 +00:00
Jonathan Wakely 541a9b104b libstdc++/71073 add system_header pragma to Debug Mode headers 
PR libstdc++/71073
	* include/debug/bitset: Add #pragma GCC system_header.
	* include/debug/deque: Likewise.
	* include/debug/list: Likewise.
	* include/debug/map: Likewise.
	* include/debug/set: Likewise.
	* include/debug/string: Likewise.
	* include/debug/unordered_map: Likewise.
	* include/debug/unordered_set: Likewise.
	* include/debug/vector: Likewise.
	* include/debug/functions.h: Adjust whitespace.

From-SVN: r236211
 2016-05-13 15:47:46 +01:00
Jonathan Wakely 068b220e52 Add dg-require-atomic-builtins to test 
PR libstdc++/71081
	* testsuite/experimental/memory_resource/1.cc: Require atomics.

From-SVN: r236177
 2016-05-12 15:08:45 +01:00
Jonathan Wakely 3d73ae6ea9 libstdc++/71049 fix --disable-libstdcxx-dual-abi bootstrap 
PR libstdc++/71049
	* src/c++11/cow-stdexcept.cc [!_GLIBCXX_USE_DUAL_ABI]: Don't define
	exception constructors with __sso_string parameters.

From-SVN: r236118
 2016-05-11 13:39:28 +01:00
Jonathan Wakely 7f99d40a99 Test begin and end functions for directory iterators 
* include/experimental/bits/fs_dir.h (begin, end): Add noexcept.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Test begin and end functions.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

From-SVN: r236085
 2016-05-10 16:39:20 +01:00
Jonathan Wakely 6fe673ad0f libstdc++/71038 fix error checks in filesystem::copy_file 
PR libstdc++/71038
	* src/filesystem/ops.cc (do_copy_file): Fix backwards conditions.
	* testsuite/experimental/filesystem/operations/copy_file.cc: New test.

From-SVN: r236084
 2016-05-10 16:39:14 +01:00
Jonathan Wakely 77a87b2a0e Optimize __directory_iterator_proxy for the common case 
* include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
	Overload operator* to move from rvalues.

From-SVN: r236078
 2016-05-10 14:09:22 +01:00
Jonathan Wakely f9a39467b6 libstdc++/71036 Handle EEXIST in filesystem::create_directory 
PR libstdc++/71036
	* src/filesystem/ops.cc (create_dir): Handle EEXIST from mkdir.
	* testsuite/experimental/filesystem/operations/create_directory.cc:
	New test.

From-SVN: r236076
 2016-05-10 14:04:21 +01:00
Jonathan Wakely 6f0800d418 libstdc++/71037 Add base path to filesystem::canonical exceptions 
PR libstdc++/71037
	* src/filesystem/ops.cc (canonical(const path&, const path&)): Add
	base path to exception.
	* testsuite/experimental/filesystem/operations/canonical.cc: Test
	paths contained in exception.

From-SVN: r236074
 2016-05-10 13:22:32 +01:00
Jonathan Wakely f10b2e1cae 2.cc: Remove unused using declaration. 
* testsuite/experimental/type_erased_allocator/2.cc: Remove unused
	using declaration.

From-SVN: r236073
 2016-05-10 13:04:22 +01:00
Jonathan Wakely d7187f9ea1 libstdc++/71005 fix post-increment for filesystem iterators 
PR libstdc++/71005
	* include/experimental/bits/fs_dir.h (__directory_iterator_proxy):
	New type.
	(directory_iterator::operator++(int)): Return proxy.
	(recursive_directory_iterator::operator++(int)): Likewise.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Test post-increment.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

From-SVN: r236072
 2016-05-10 12:25:06 +01:00
Jonathan Wakely 7972e24663 libstdc++/71004 fix recent additions to testcase 
PR libstdc++/71004
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Fix test02 to not call member
	functions on invalid iterator, and use VERIFY not assert.

From-SVN: r236028
 2016-05-09 12:50:01 +01:00
Ville Voutilainen fb334765e2 Avoid endless run-time recursion for copying single-element tuples where the... 
Avoid endless run-time recursion for copying single-element
	tuples where the element type is by-value constructible
	from any type.
 	* include/std/tuple (_NotSameTuple): New.
 	* include/std/tuple (tuple(_UElements&&...): Use it.
	* testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc: New.

From-SVN: r236025
 2016-05-09 14:03:36 +03:00
Jonathan Wakely e4cce0cea0 libstdc++/71004 fix recursive_directory_iterator default constructor 
PR libstdc++/71004
	* include/experimental/bits/fs_dir.h (recursive_directory_iterator):
	Initialize scalar member variables in default constructor.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Teste default construction.

From-SVN: r236023
 2016-05-09 11:09:37 +01:00
Rainer Orth 40436d8169 Enable dg-reqire-sharedlib on Solaris 
* testsuite/lib/libstdc++.exp (libstdc++_init): Enable on *-*-solaris*.

From-SVN: r235931
 2016-05-05 19:54:42 +00:00
Jonathan Wakely f5c40ce2cf Add dg-require-filesystem-ts directive to test 
* testsuite/experimental/filesystem/path/native/string.cc: Add
	dg-require-filesystem-ts directive.

From-SVN: r235919
 2016-05-05 11:03:56 +01:00
Jonathan Wakely d9cb3e7598 libstdc++/70940 Start fixing polymorphic memory resources 
PR libstdc++/70940
	* include/experimental/memory_resource
	(__resource_adaptor_imp::do_allocate): Do not default-construct
	rebound allocator.
	(__resource_adaptor_imp::do_deallocate): Likewise. Use
	allocator_traits to get pointer type.
	(__null_memory_resource::do_allocate): Remove unused parameters.
	(__null_memory_resource::do_deallocate): Likewise.
	(__null_memory_resource::do_is_equal): Likewise. Add return statement.
	* testsuite/experimental/type_erased_allocator/1.cc: Combine with ...
	* testsuite/experimental/type_erased_allocator/1_neg.cc: This, and
	move to ...
	* testsuite/experimental/memory_resource/1.cc: Here.
	* testsuite/experimental/memory_resource/null_memory_resource.cc: New.
	* testsuite/experimental/memory_resource/resource_adaptor.cc: New.

From-SVN: r235868
 2016-05-04 13:08:45 +01:00
Chris Gregory f92ab29ffa Remove trailing whitespace from libstdc++-v3 files 
2016-04-29  Chris Gregory  <czipperz@gmail.com>

	* config/*: Remove trailing whitespace.
	* src/*: Likewise.
	* testsuite/tr1/*: Likewise.
	* testsuite/util/*: Likewise.

From-SVN: r235645
 2016-04-29 17:11:43 +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
Jonathan Wakely 45e206963a libstdc++/70767 Define std::numeric_limits<cv T> in C++98 mode 
PR libstdc++/70767
	* include/std/limits: Update comments about DRs.
	(numeric_limits<const _Tp>, numeric_limits<volatile _Tp>,
	numeric_limits<const volatile _Tp>): Define unconditionally.

From-SVN: r235486
 2016-04-27 12:57:58 +01:00
Jonathan Wakely a635cdb2cc libstdc++/70762 fix fallback implementation of nonexistent_path 
PR libstdc++/70762
	* testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
	static counter to return a different path on every call.

From-SVN: r235395
 2016-04-24 19:06:54 +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
Jonathan Wakely a1e1ec7605 Fix std::codecvt_utf8* for big-endian targets 
PR libstdc++/69703
	* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in,
	__codecvt_utf8_utf16_base<char16_t>::do_in): Fix mask operations.

From-SVN: r235293
 2016-04-20 18:40:02 +01:00
Jonathan Wakely 29ca91f72e libstdc++/69703 ignore endianness in codecvt_utf8 
PR libstdc++/69703
	* src/c++11/codecvt.cc (__codecvt_utf8_base<char16_t>::do_in)):
	Override endianness bit in mode.
	* testsuite/22_locale/codecvt/codecvt_utf8/69703.cc: New test.
	* testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc: Test
	that little_endian mode is ignored.
	* testsuite/experimental/filesystem/path/native/string.cc: New test.

From-SVN: r235216
 2016-04-19 19:02:46 +01:00
Jonathan Wakely 1490525104 libstdc++/70609 fix filesystem::copy() 
PR libstdc++/70609
	* src/filesystem/ops.cc (close_fd): New function.
	(do_copy_file): Set permissions before copying file contents. Check
	result of closing file descriptors. Don't copy streambuf when file
	is empty.
	(copy(const path&, const path&, copy_options, error_code&)): Use
	lstat for source file when copy_symlinks is set.
	* testsuite/experimental/filesystem/operations/copy.cc: Test copy().

From-SVN: r235215
 2016-04-19 19:02:39 +01:00
Jonathan Wakely 9c476ad426 Add noexcept to Filesystem TS operators 
* include/experimental/bits/fs_fwd.h (operator&, operator|, operator^,
	operator~ operator&=, operator|=, operator^=): Add noexcept to
	overloaded operators for copy_options, perms and directory_options.
	* src/filesystem/ops.cc (make_file_type, make_file_status,
	is_not_found_errno, file_time): Add noexcept.

From-SVN: r235214
 2016-04-19 19:02:32 +01:00
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 90751aa731 Remove unused typedefs in std::bind types 
* include/std/function (_Bind, _Bind_result): Remove unused typedefs.

From-SVN: r235157
 2016-04-18 17:37:56 +01:00
Jonathan Wakely 351a5f8142 * config/cpu/sh/atomicity.h: Fix typo in comment. 
From-SVN: r235156
 2016-04-18 17:19:25 +01:00
Jonathan Wakely b05cf382e0 Define std:🧵:id comparison operators at namespace-scope 
From-SVN: r235155
 2016-04-18 17:16:14 +01:00
Jonathan Wakely 4ed6e52446 Make use of extensions more explicit in libstdc++ tests 
* testsuite/18_support/bad_exception/23591_thread-1.c: Add
	-Wno-pedantic to dg-options.
	* testsuite/20_util/align/2.cc: Use type as operand of alignof.
	* testsuite/20_util/is_floating_point/value.cc: Add -Wno-pedantic
	to dg-options.
	* testsuite/20_util/specialized_algorithms/uninitialized_fill/32158.cc:
	Remove extra semi-colon.
	* testsuite/23_containers/array/tuple_interface/tuple_element.cc:
	Always supply second argument to static_assert.
	* testsuite/25_algorithms/lower_bound/no_operator_ne.cc: Remove extra
	semi-colon.
	* testsuite/26_numerics/complex/c99.cc: Add -Wno-pedantic to
	dg-options.
	* testsuite/26_numerics/complex/literals/values.cc: Likewise.
	* testsuite/29_atomics/atomic/60695.cc: Likewise.
	* testsuite/29_atomics/atomic/62259.cc: use __alignof__ instead of
	alignof when operand is an object not a type.
	* testsuite/decimal/ctor.cc: Add -Wno-pedantic to dg-options.
	* testsuite/decimal/make-decimal.cc: Likewise.
	* testsuite/experimental/type_traits/value.cc: Always supply second
	argument to static_assert.
	* testsuite/util/testsuite_common_types.h: Use __extension__ for
	__int128 types.

From-SVN: r235154
 2016-04-18 16:44:25 +01:00
Jonathan Wakely abb6e0a19d Don't include internal header in libstdc++ tests 
* testsuite/experimental/type_erased_allocator/1.cc: Don't include
	internal header.
	* testsuite/experimental/type_erased_allocator/1_neg.cc: Likewise.
	* testsuite/experimental/type_erased_allocator/2.cc: Likewise.
	* testsuite/experimental/type_erased_allocator/uses_allocator.cc:
	Likewise. Add licence and change to compile-only test.

From-SVN: r235153
 2016-04-18 16:44:16 +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
Jonathan Wakely 8dc1e574ae Avoid -Wsign-compare warnings in std::to_string() 
* include/ext/string_conversions.h (__stoa): Avoid -Wsign-compare
        warnings.

From-SVN: r235151
 2016-04-18 16:43:50 +01:00
Edward Smith-Rowland 80dbaf98d4 Trivial comment misspelling. 
From-SVN: r235092
 2016-04-18 02:32:50 +00:00
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
Martin Sebor 342fac9537 PR c++/69517 - [5/6 regression] SEGV on a VLA with excess initializer elements 
PR c++/69517 - [5/6 regression] SEGV on a VLA with excess initializer elements
PR c++/70019 - VLA size overflow not detected
PR c++/70588 - SIGBUS on a VLA larger than SIZE_MAX / 2

gcc/testsuite/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * c-c++-common/ubsan/vla-1.c (main): Catch exceptions.
        * g++.dg/cpp1y/vla11.C: New test.
        * g++.dg/cpp1y/vla12.C: New test.
        * g++.dg/cpp1y/vla13.C: New test.
        * g++.dg/cpp1y/vla14.C: New test.
        * g++.dg/cpp1y/vla3.C: Restore deleted test.
        * gcc/testsuite/g++.dg/init/array24.C: Fully brace VLA initializer.
        * g++.dg/ubsan/vla-1.C: Disable exceptions.

gcc/cp/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
        functions.
        * decl.c (check_initializer, cp_finish_decl): Call them.
        (reshape_init_r): Reject incompletely braced intializer-lists
        for VLAs.
        * init.c (throw_bad_array_length, build_vla_check)
        (build_vla_size_check, build_vla_init_check): Define new functions.
        * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
        to detect a VLA.
        (store_init_value): Same.

gcc/doc/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * extend.texi (Variable Length): Document C++ specifics.

libstdc++-v3/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA
       upper bound is positive.

From-SVN: r234966
 2016-04-13 17:26:41 -06:00
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