Revert the last commit.

From-SVN: r201525

2013-08-06  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/hashtable_policy.h (_Hashtable_alloc): New.
	(_ReuseOrAllocNode, _AllocNode): Adapt to use latter rather than
	_Hashtable.
	(_Before_begin<>): Remove.
	* include/bits/hashtable.h (_Hashtable): Inherit from
	_Hashtable_alloc and adapt. Restore _M_before_begin field.
	* python/libstdcxx/v6/printers.py (StdHashtableIterator): Adapt
	access to hashtable before begin.
	* testsuite/23_containers/unordered_set/
	not_default_constructible_hash_neg.cc: Adapt dg-error line number.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc:
	Likewise.

From-SVN: r201522

2013-08-03  Tim Shen  <timshen91@gmail.com>

	Implement bracket expression.
	* include/bits/regex.h: Remove constexpr from "|=", etc.
	* include/bits/regex_compiler.h: Parse bracket expression.
	* include/bits/regex_nfa.h: _Comparator and _BracketMatcher(old
	_RangeMatcher).
	* include/bits/regex_nfa.tcc: Implement them.
	* testsuite/28_regex/algorithms/regex_match/extended/53622.cc:
	from regex_search to regex_match.
	* testsuite/28_regex/algorithms/regex_match/extended/
	cstring_bracket_01.cc: New.

From-SVN: r201465

2013-08-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/debug/functions.h (__foreign_iterator_aux4):
	Initialize __l and __ge.

From-SVN: r201428

2013-08-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/debug/functions.h (__foreign_iterator_aux4):
	Initialize __l and __ge.

From-SVN: r201426

2013-08-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/58049
	* include/debug/functions.h: Include <bits/move.h>; minor formatting
	changes.
	(__foreign_iterator_aux4): Declare __l and __ge constexpr.
	* include/debug/safe_iterator.h (_Safe_iterator<>::operator->):
	Use __addressof.
	* include/debug/safe_local_iterator.h (_Safe_local_iterator<>::
	operator->): Likewise.

From-SVN: r201424

2013-08-01  François Dumont  <fdumont@gcc.gnu.org>

	PR libstdc++/57779
	* include/debug/formatter.h (_Debug_msg_id): Add
	__msg_insert_itself_range entry.
	* include/debug/functions.h (_Insert_range_from_self_is_safe<>):
	New, indicate container types supporting self range insertion in
	GNU implementation.
	(__foreign_iterator): New, check if an iterator points to a given
	sequence.
	* include/debug/macros.h (__glibcxx_check_insert_range): Add check
	using __foreign_iterator.
	(__gibcxx_check_insert_range_after): Likewise.
	* include/debug/string (_Insert_range_from_self_is_safe<>):
	Partially specialized to mark __gnu_debug::basic_string<> as
	supporting self range insert.
	* include/debug/list (_Insert_range_from_self_is_safe<>):
	Partially specialized to mark std::list as supporting self range
	insert if _GLIBCXX_DEBUG_PEDANTIC is not defined.
	* include/debug/forward_list (_Insert_range_from_self_is_safe<>):
	Likewise.
	* src/c++11/debug.cc (_S_debug_messages): Add
	__msg_insert_itself_range_entry message.
	(_Error_formatter::_Parameter::_M_print_description): Display
	iterator sequence address rather than sequence address when the
	parameter type is an iterator.
	(_Error_formatter::_M_print_word): Enhance behavior when
	displaying a word with an appended '\n'.
	* testsuite/util/debug/checks.h (check_insert4<>): New.
	* testsuite/23_containers/deque/debug/insert5_neg.cc: New.
	* testsuite/23_containers/vector/debug/insert5_neg.cc: Likewise.
	* testsuite/23_containers/vector/debug/insert6_neg.cc: Likewise.
	* testsuite/23_containers/vector/debug/57779_neg.cc: Likewise.
	* testsuite/23_containers/list/debug/insert5_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/debug/insert_after4_neg.cc:
	Likewise.

From-SVN: r201416

gcc/cp/
        PR c++/54537
        * cp-tree.h: Check OVL_USED with OVERLOAD_CHECK.
        * name-lookup.c (do_nonmember_using_decl): Make sure we have an
	OVERLOAD before calling OVL_USED. Call diagnose_name_conflict
	instead of issuing an error without mentioning the conflicting
	declaration.

libstdc++-v3/
        PR c++/54537
	* include/tr1/cmath: Remove pow(double,double) overload, remove a
	duplicated comment about DR 550. Add a comment to explain the
	issue.
	* testsuite/tr1/8_c_compatibility/cmath/pow_cmath.cc: New.

gcc/testsuite/
        PR c++/54537
        * g++.dg/overload/using3.C: New.
	* g++.dg/overload/using2.C: Adjust.
	* g++.dg/lookup/using9.C: Likewise.

Co-Authored-By: Peter Bergner <bergner@vnet.ibm.com>

From-SVN: r201414

2013-07-31  Tim Shen  <timshen91@gmail.com>

	Thompson matcher refactored. Fix grouping problem.
	* include/bits/regex.h: Use a dispatcher _M_get_matcher().
	* include/bits/regex_compiler.h: Tweak for auto switching.
	* include/bits/regex_grep_matcher.h: Class structure.
	* include/bits/regex_grep_matcher.tcc: _BFSMatcher(Thompson
	matcher) refactoring.
	* include/bits/regex_nfa.h: Change _Results's interfaces.
	* include/std/regex: Includes <map> and <queue>.
	* testsuite/28_regex/algorithms/regex_match/extended/53622.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/57173.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/
	string_dispatch_01.cc: New.

From-SVN: r201391

2013-07-31  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/56627
	* include/bits/stl_bvector.h: Use friend struct hash intead of
	friend class hash to work around useless warnings produced by
	some compilers.
	* include/std/bitset: Likewise.

From-SVN: r201377

2013-07-31  Paolo Carlini  <paolo.carlini@oracle.com>

	* src/c++11/functexcept.cc: Do not include the whole <regex>.
	* src/c++11/regex.cc: Likewise.

From-SVN: r201369

From-SVN: r201360

2013-07-31  Tim Shen  <timshen91@gmail.com>

	Thompson matcher refactored. Fix grouping problem.
	* include/bits/regex.h: Use a dispatcher _M_get_matcher().
	* include/bits/regex_compiler.h: Tweak for auto switching.
	* include/bits/regex_grep_matcher.h: Class structure.
	* include/bits/regex_grep_matcher.tcc: _BFSMatcher(Thompson
	matcher) refactoring.
	* include/bits/regex_nfa.h: Change _Results's interfaces.
	* include/std/regex: Includes <map> and <queue>.
	* testsuite/28_regex/algorithms/regex_match/extended/53622.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/57173.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/
	string_dispatch_01.cc: New.

From-SVN: r201358

	Revert last commit.

From-SVN: r201349

	Revert last commit.

From-SVN: r201348

2013-07-30  Tim Shen  <timshen91@gmail.com>

	Thompson matcher refactored. Fix grouping problem.
	* include/bits/regex.h: Use a dispatcher _M_get_matcher().
	* include/bits/regex_compiler.h: Tweak for auto switching.
	* include/bits/regex_grep_matcher.h: Class structure.
	* include/bits/regex_grep_matcher.tcc: _BFSMatcher(Thompson
	matcher) refactoring.
	* include/bits/regex_nfa.h: Change _Results's interfaces.
	* include/std/regex: Includes <map> and <queue>.
	* testsuite/28_regex/algorithms/regex_match/extended/53622.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/57173.cc:
	For both matchers.
	* testsuite/28_regex/algorithms/regex_match/extended/string_dispatch_01.cc:
	New.

From-SVN: r201334

libstdc++-v3/
	* include/std/atomic (compare_exchange_weak, compare_exchange_strong):
	Add call to __cmpexch_failure_order.
	* testsuite/util/testsuite_common_types.h
	(compare_exchange_order_lowering): New generator.
	* testsuite/29_atomics/atomic/requirements/compare_exchange_lowering.cc:
	New test.

From-SVN: r201315

From-SVN: r201292

2013-07-25  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/complex (pow(const complex<>&, int)): Enable in
	C++11 mode too.
	* testsuite/26_numerics/complex/dr844.cc: Adjust.
	* doc/xml/manual/intro.xml: Update.

From-SVN: r201253

2013-07-25  Tim Shen  <timshen91@gmail.com>

	Add documents and comments.
	* include/bits/regex.h: Documents and comments.
	* include/bits/regex_grep_matcher.h: Likewise.
	* include/bits/regex_grep_matcher.tcc: Likewise.
	* testsuite/28_regex/iterators/regex_iterator/char/string_position_01.cc:
	New.

From-SVN: r201244

2013-07-24  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/57976
	* doc/xml/manual/status_cxx2011.xml: Note missing time_get::get and
	time_get::do_get.

From-SVN: r201234

2013-07-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/random.h (random_device): Avoid using the FILE type.
	* include/std/random: Do not include <cstdio>.
	* src/c++11/random.cc: ... include it here.
	(random_device::_M_init, random_device::_M_fini,
	random_device::_M_getval): Cast back and forth void* and FILE*.

From-SVN: r201215

2013-07-24  Tim Shen  <timshen91@gmail.com>

	Reimplment matcher using Depth-first search(backtracking).
	PR libstdc++/53622
	PR libstdc++/57173
	* include/bits/regex.h: regex_match() and regex_search().
	* include/bits/regex_cursor.h: Fix _M_set_pos().
	* include/bits/regex_grep_matcher.h: add _M_dfs_match().
	* include/bits/regex_grep_matcher.tcc: Implement it.
	* testsuite/28_regex/algorithms/regex_match/extended/string_group_01.cc:
	New.
	* testsuite/28_regex/algorithms/regex_match/extended/string_group_02.cc:
	New.
	* testsuite/28_regex/algorithms/regex_search/basic/string_01.cc:
	Remove xfail.

From-SVN: r201213

2013-07-23  Tim Shen  <timshen91@gmail.com>

	Implement regex_iterator and regex_token_iterator.
	* include/bits/regex.h: regex_iterator and regex_token_iterator.
	* testsuite/28_regex/iterators/regex_iterator/char/string_01.cc:
	New.
	* testsuite/28_regex/iterators/regex_iterator/wchar_t/string_01.cc:
	New.
	* testsuite/28_regex/iterators/regex_token_iterator/char/string_01.cc:
	New.
	* testsuite/28_regex/iterators/regex_token_iterator/wchar_t/string_01.cc:
	New.

From-SVN: r201169

2013-07-23  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/random: Add back <cstdio> include.
	* src/c++11/random.cc: Don't include <cstdio> here.

From-SVN: r201160

	PR libstdc++/57914
	* libsupc++/atexit_thread.cc (run): Delete cleanup elts.

From-SVN: r201146

2013-07-22  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/57920
	* src/c++11/random.cc (random_device::_M_getval): If possible, use
	read instead of std::fread.
	* include/std/random: Do not include <cstdio> unnecessarily.

From-SVN: r201133

From-SVN: r201117

2013-07-21  Tim Shen  <timshen91@gmail.com>

	Partially implement regex_search.
	* include/bits/regex.h: regex_search.
	* include/bits/regex_grep_matcher.h: _M_search_from_first.
	* include/bits/regex_grep_matcher.tcc: Implement it.
	* testsuite/28_regex/algorithms/regex_search/basic/string_01.cc: New.

From-SVN: r201113

	PR libstdc++/54352
	* include/std/condition_variable (condition_variable_any): Move into
	inline namespace _V2 and replace mutex member with shared_ptr<mutex>.
	* src/c++11/condition_variable.cc (condition_variable_any): Move
	definitions to ...
	* src/c++11/compatibility-condvar.cc (condition_variable_any): Here.
	* src/Makefile.am: Add new source file.
	* src/Makefile.in: Regenerate.

From-SVN: r201112

From-SVN: r201103

2013-07-09  Tim Shen  <timshen91@gmail.com>

	Implement class regex_traits.
	* include/bits/regex.h: Implement lookup_classname and
	lookup_collatename; modify isctype; partially implement
	transform_primary.
	* testsuite/28_regex/traits/char/isctype.cc: Add more test cases.
	* testsuite/28_regex/traits/char/lookup_classname.cc: Likewise.
	* testsuite/28_regex/traits/char/lookup_collatename.cc: Likewise.
	* testsuite/28_regex/traits/char/transform_primary.cc: Likewise.
	* testsuite/28_regex/traits/wchar_t/isctype.cc: New.
	* testsuite/28_regex/traits/wchar_t/lookup_classname.cc: New.
	* testsuite/28_regex/traits/wchar_t/lookup_collatename.cc: New.
	* testsuite/28_regex/traits/wchar_t/transform_primary.cc: New.

From-SVN: r200818

From-SVN: r200749

From-SVN: r200748

2013-07-05  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/23_containers/deque/modifiers/insert/const_iterator.cc:
	Tweak, avoid potential undefined behavior.
	* testsuite/23_containers/list/modifiers/insert/const_iterator.cc:
	Likewise.
	* testsuite/23_containers/vector/bool/modifiers/insert/
	const_iterator.cc: Likewise.
	* testsuite/23_containers/vector/modifiers/insert/const_iterator.cc:
	Likewise.

From-SVN: r200725

2013-07-05  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/hashtable_policy.h (_ReuseOrAllocNode): Use forward
	pattern.
	(_MoveReuseOrAllocNode): Remove.
	(_Insert_base): Take a functor defining how the node is generated.
	* include/bits/hashtable.h: Adapt.
	(operator=(initializer_list<value_type>)): Reuse node if any.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc:
	Adjust dg-error line number.
	* testsuite/23_containers/unordered_set/
	not_default_constructible_hash_neg.cc: Likewise.

From-SVN: r200724

2013-07-05  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/23_containers/deque/modifiers/insert/const_iterator.cc:
	Tweak, avoid potential undefined behavior.
	* testsuite/23_containers/list/modifiers/insert/const_iterator.cc:
	Likewise.
	* testsuite/23_containers/vector/bool/modifiers/insert/
	const_iterator.cc: Likewise.
	* testsuite/23_containers/vector/modifiers/insert/const_iterator.cc:
	Likewise.

From-SVN: r200703

2013-07-04  Veres Lajos  <vlajos@gmail.com>
	    Jonathan Wakely  <jwakely.gcc@gmail.com>

	* config/locale/generic/codecvt_members.cc: Fix typo.
	* configure.host: Likewise.
	* doc/html/manual/policy_data_structures_design.html: Likewise.
	* doc/xml/manual/policy_data_structures.xml: Likewise.
	* include/bits/hashtable.h: Likewise.
	* include/bits/random.h: Likewise.
	* include/profile/impl/profiler_trace.h: Likewise.
	* testsuite/23_containers/deque/cons/2.cc: Likewise.
	* testsuite/23_containers/deque/debug/shrink_to_fit.cc: Likewise.
	* testsuite/ext/pb_ds/example/basic_multimap.cc: Likewise.
	* testsuite/performance/23_containers/insert_erase/41975.cc: Likewise.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r200681

From-SVN: r200680

2013-07-04  Ray Chason  <chasonr@newsguy.com>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/57808
	* include/bits/regex.h (regex_token_iterator<>::operator==,
	regex_token_iterator<>::operator!=, regex_token_iterator<>::operator*,
	regex_token_iterator<>::operator->): Declare const.

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

From-SVN: r200662