Commit Graph

3120 Commits

Author SHA1 Message Date
Benjamin Kosnik
a152e96f01 acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Remove size-specific macros.
2011-11-30  Benjamin Kosnik  <bkoz@redhat.com>

        * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Remove
        size-specific macros. _GLIBCXX_ATOMIC_BUILTINS_1,
        _GLIBCXX_ATOMIC_BUILTINS_2, _GLIBCXX_ATOMIC_BUILTINS_4,
        _GLIBCXX_ATOMIC_BUILTINS_8. Use _GLIBCXX_ATOMIC_BUILTINS to
        indicate use of C++11 atomic builtins.
        * config.h.in: Regenerate.
        * configure: Regenerate.
        * include/Makefile.am (bits_sup_headers): Add atomic_lockfree_defines.h.
        * include/Makefile.in: Regenerate.
        * libsupc++/Makefile.am: Compile C++11 support with -std=gnu++0x.
        * libsupc++/Makefile.in: Regenerate.

        * include/bits/atomic_base.h: Move lock-free property macros...
        * libsupc++/atomic_lockfree_defines.h: ...here.
        * include/std/future: Use C++11 macros.
        * libsupc++/eh_ptr.cc: Same.
        * libsupc++/eh_throw.cc: Same.
        * libsupc++/exception: Same.
        * libsupc++/exception_ptr.h: Same.
        * libsupc++/guard.cc: Same.
        * libsupc++/nested_exception.cc: Same.
        * libsupc++/nested_exception.h: Same.
        * src/future.cc: Same.

        * include/ext/atomicity.h: Use _GLIBCXX_ATOMIC_BUILTINS.

        * doc/doxygen/user.cfg.in
        * doc/xml/manual/concurrency_extensions.xml

        * testsuite/18_support/exception_ptr/lifespan.cc
        * testsuite/lib/libstdc++.exp

From-SVN: r181869
2011-12-01 02:20:32 +00:00
François Dumont
40207762a8 hashtable.h (_Hashtable<>::_M_rehash): Remove code useless now that the hashtable implementation put the hash code in...
2011-11-29  François Dumont <fdumont@gcc.gnu.org>

	* include/bits/hashtable.h (_Hashtable<>::_M_rehash): Remove code
	useless now that the hashtable implementation put the hash code in
	cache if the hash functor throws.
	* testsuite/23_containers/unordered_set/erase/1.cc: Enhance test by
	checking also distance between begin and end iterators to validate
	underlying data model.
	* testsuite/23_containers/unordered_multiset/erase/1.cc: Likewise.
	* testsuire/23_containers/unordered_map/erase/1.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/erase/1.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/erase/2.cc: New.
	* testsuite/23_containers/unordered_multimap/erase/2.cc: New.

From-SVN: r181799
2011-11-29 07:45:58 +00:00
Andrew MacLeod
62bad7cd05 c-family
* c-cpp-builtin.c (cpp_atomic_builtins):New.  Emit all atomic
	predefines in one place.  Add LOCK_FREE predefines.
	(c_cpp_builtins): Move Legacy HAVE_SYNC predefines to
	new func.

	libstdc++-v3
	* include/bits/atomic_base.h (ATOMIC_*_LOCK_FREE): Use new cpp
	predefined macros.
	* testsuite/29_atomics/headers/atomic/macros.cc: Add BOOL and POINTER
	macro checks.  Check for expected compile time values.

From-SVN: r181784
2011-11-28 20:28:23 +00:00
François Dumont
da29608a7a re PR libstdc++/41975 ([C++0x] [DR579] unordered_set::erase performs worse when nearly empty)
2011-11-23  François Dumont <fdumont@gcc.gnu.org>

	PR libstdc++/41975
	* include/bits/hashtable.h (_Hashtable<>): Major data model
	modification to limit performance impact of empty buckets in
	erase(iterator) implementation.
	* include/bits/hashtable_policy.h (_Hashtable_iterator,
	_Hashtable_const_iterator): Remove not used anymore.
	* include/bits/hashtable_policy.h (_Prime_rehash_policy): Remove
	_M_grow_factor, just use natural evolution of prime numbers. Add
	_M_prev_size to know when the number of buckets can be reduced.
	* include/bits/unordered_set.h (__unordered_set<>,
	__unordered_multiset<>), unordered_map.h (__unordered_map<>,
	__unordered_multimap<>): Change default value of cache hash code
	template parameter, false for integral types with noexcept hash
	functor, true otherwise.
	* include/debug/unordered_map, unordered_set: Adapt transformation
	from iterator/const_iterator to respectively
	local_iterator/const_local_iterator.
	* testsuite/performance/23_containers/copy_construct/unordered_set.cc:
	New.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc: New.
	* testsuite/23_containers/unordered_set/hash_policy/rehash.cc: New.
	* testsuite/23_containers/unordered_multiset/cons/copy.cc: New.
	* testsuite/23_containers/unordered_multiset/erase/1.cc,
	24061-multiset.cc: Add checks on the number of bucket elements.
	* testsuite/23_containers/unordered_multiset/insert/multiset_range.cc,
	multiset_single.cc, multiset_single_move.cc: Likewise.

From-SVN: r181677
2011-11-23 20:30:18 +00:00
Harti Brandt
919f402ca5 re PR libstdc++/51209 (The template _M_find_node in hashtable.h has a bad return value)
2011-11-18  Harti Brandt  <hartmut.brandt@dlr.de>

	PR libstdc++/51209
	* include/bits/hashtable.h (_Hashtable<>::_M_find_node): Return
	nullptr when no node is found.
	* include/tr1/hashtable.h (_Hashtable<>::_M_find_node): Return
	zero when no node is found.

From-SVN: r181480
2011-11-18 16:09:29 +00:00
Paolo Carlini
72f1c34bd4 hash-long-double-aux.cc: Rename to...
2011-11-18  Paolo Carlini  <paolo.carlini@oracle.com>

	* src/hash-long-double-aux.cc: Rename to...
	* src/hash-long-double-tr1-aux.cc: ... this.
	* src/compatibility-ldbl.cc: Adjust.
	* src/hash_tr1.cc: Likewise.
	* src/hash_c++0x.cc: Don't use src/hash-long-double-aux.cc.
	* include/bits/functional_hash.h (hash<_Tp*>::operator(), specs
	for integer types, hash<float>::operator(), hash<double>::operator(),
	hash<long double>::operator()): Declare noexcept.
	* include/debug/bitset (hash<__debug::bitset>::operator()): Likewise.
	* include/debug/vector (hash<__debug::vector>::operator()): Likewise.
	* include/std/system_error (hash<error_code>::operator()): Likewise.
	* include/std/thread (hash<thread::id>::operator()): Likewise.
	* include/std/bitset (hash<bitset>::operator()): Likewise.
	* include/std/typeindex (hash<type_index>::operator()): Likewise.
	* include/profile/bitset (hash<__profile::vector>::operator()):
	Likewise.
	* include/profile/vector (hash<__profile::vector>::operator()):
	Likewise.
	* include/ext/vstring.h (hash<__vstring>::operator(),
	hash<__wvstring>::operator(), hash<__u16vstring>::operator(),
	hash<__u32vstring>::operator()): Likewise.
	* include/bits/shared_ptr.h (hash<shared_ptr>::operator()): Likewise.
	* include/bits/shared_ptr_base.h (hash<__shared_ptr>::operator()):
	Likewise.
	* include/bits/unique_ptr.h (hash<unique_ptr>::operator()): Likewise.
	* include/bits/basic_string.h (hash<string>::operator(),
	hash<wstring>::operator(), hash<u16string>::operator(),
	hash<u32string>::operator()): Likewise.
	* include/bits/vector.tcc (hash<vector>::operator()): Likewise.
	* include/bits/stl_bvector.h (hash<vector>::operator()): Likewise.
	* libsupc++/typeinfo (type_info::hash_code): Use noexcept instead of
	throw().

From-SVN: r181473
2011-11-18 12:37:06 +00:00
Andrew MacLeod
3b04e1e4c4 re PR libstdc++/51102 (missing macros in <atomic>)
2011-11-16  Andrew MacLeod  <amacleod@redhat.com>

	PR libstdc++/51102
	* include/bits/atomic_base.h (ATOMIC_BOOL_LOCK_FREE,
	ATOMIC_POINTER_LOCK_FREE): New. Add missing macros.

From-SVN: r181414
2011-11-16 15:43:15 +00:00
Paolo Carlini
6dc88283f6 re PR libstdc++/51142 ([C++0x] map::erase(key) doesn't compile with -D_GLIBCXX_DEBUG.)
2011-11-15  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/51142
	* include/debug/unordered_map (unordered_map<>::erase(iterator),
	unordered_multimap<>::erase(iterator)): Add, consistently with
	LWG 2059.
	* include/debug/unordered_set (unordered_set<>::erase(iterator),
	unordered_multiset<>::erase(iterator)): Likewise.
	* include/debug/map.h (map<>::erase(iterator)): Likewise.
	* include/debug/multimap.h (multimap<>::erase(iterator)): Likewise.
	* include/profile/map.h (map<>::erase(iterator)): Likewise.
	* include/profile/multimap.h (multimap<>::erase(iterator)): Likewise.
	* include/bits/hashtable.h (_Hashtable<>::erase(iterator)): Likewise.
	* include/bits/stl_map.h (map<>::erase(iterator)): Likewise.
	* include/bits/stl_multimap.h (multimap<>::erase(iterator)): Likewise.
	* include/bits/stl_tree.h (_Rb_tree<>::erase(iterator)): Likewise.
	* testsuite/23_containers/unordered_map/erase/51142.cc: New.
	* testsuite/23_containers/multimap/modifiers/erase/51142.cc: Likewise.
	* testsuite/23_containers/set/modifiers/erase/51142.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/erase/51142.cc: Likewise.
	* testsuite/23_containers/unordered_set/erase/51142.cc: Likewise.
	* testsuite/23_containers/multiset/modifiers/erase/51142.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/erase/51142.cc: Likewise.
	* testsuite/23_containers/map/modifiers/erase/51142.cc: Likewise.

From-SVN: r181394
2011-11-15 23:28:49 +00:00
Andrew MacLeod
d660c35ea2 re PR middle-end/51038 (29_atomics/atomic_flag/clear/1.cc test_and_set/explicit.cc implicit.cc)
PR middle-end/51038

	libstdc++-v3
	* include/bits/atomic_base.h (atomic_thread_fence): Call built-in.
	(atomic_signal_fence): Call built-in.
	(test_and_set, clear): Call new atomic built-ins.

	gcc
	* builtins.c (expand_builtin_atomic_clear): New.  Expand atomic_clear.
	(expand_builtin_atomic_test_and_set): New.  Expand atomic test_and_set.
	(expand_builtin): Add cases for test_and_set and clear.
	* sync-builtins.def (BUILT_IN_ATOMIC_TEST_AND_SET): New.
	(BUILT_IN_ATOMIC_CLEAR): New.

	testsuite
	* gcc.dg/atomic-invalid.c: Add test for invalid __atomic_clear models.
	* gcc.dg/atomic-flag.c: New.  Test __atomic_test_and_set and
	__atomic_clear.

From-SVN: r181271
2011-11-10 20:38:33 +00:00
Jonathan Wakely
5ed56cbbee allocator.h (__shrink_to_fit_aux::_S_do_it): Create the new object with the same allocator.
* include/bits/allocator.h (__shrink_to_fit_aux::_S_do_it): Create
	the new object with the same allocator.
	* testsuite/23_containers/vector/capacity/shrink_to_fit2.cc: New.

From-SVN: r181235
2011-11-09 21:14:03 +00:00
Jonathan Wakely
425006751b stl_vector.h (vector::_Alloc_traits): Make private.
* include/bits/stl_vector.h (vector::_Alloc_traits): Make private.
	* include/debug/vector: Add allocator-extended constructors, ensure
	move assignment and swap have same allocator propagation semantics
	and exceptions specification as base class.
	* include/profile/vector: Likewise.
	(vector::push_back(_Tp&&)): Forward argument as rvalue.
	* testsuite/23_containers/vector/debug/alloc_prop.cc: New.
	* doc/xml/manual/status_cxx2011.xml: Clarify status of container
	requirements with respect to allocators.
	(status.iso.200x): Add anchor for old ID to preserve existing links.

From-SVN: r181189
2011-11-09 01:26:04 +00:00
Jonathan Wakely
a58a38b32c shared_ptr_base.h (_Sp_counted_ptr): Make 'final'.
* include/bits/shared_ptr_base.h (_Sp_counted_ptr): Make 'final'.
	(_Sp_counted_deleter): Make 'final'. Use allocator_traits.
	(_Sp_counted_ptr_inplace): Make 'final'. Use allocator_traits.
	Derive from _Sp_counted_ptr instead of _Sp_counted_deleter to use EBO
	for the allocator.
	(__shared_count, __shared_ptr): Use allocator_traits.
	* include/std/future (__future_base::_Result_alloc): Make 'final'. Use
	allocator traits.
	(__future_base::_Task_state): Make 'final'.
	(__future_base::_Deferred_state): Likewise.
	(__future_base::_Async_state): Likewise.
	* testsuite/20_util/shared_ptr/cons/alloc_min.cc: New.
	* testsuite/20_util/shared_ptr/creation/alloc_min.cc: New.
	* testsuite/20_util/shared_ptr/creation/private.cc: New.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers.
	* testsuite/30_threads/packaged_task/cons/alloc_min.cc: New.
	* testsuite/30_threads/promise/cons/alloc_min.cc: New.

From-SVN: r181171
2011-11-08 16:45:54 +00:00
Jonathan Wakely
7579d15b58 ptr_traits.h (__rebind): Replace with...
* include/bits/ptr_traits.h (__rebind): Replace with...
	(rebind): Implement using alias-declaration.
	* include/ext/pointer.h (__rebind): Replace with...
	(rebind): Implement using alias-declaration.
	* include/bits/alloc_traits.h (__rebind_alloc, __rebind_traits):
	Replace with...
	(rebind_alloc, rebind_traits): Implement using alias-declaration.
	* include/ext/alloc_traits.h (rebind): Use rebind_alloc instead of
	__rebind_alloc.
	* include/std/scoped_allocator (rebind): Likewise.

From-SVN: r181139
2011-11-08 00:33:45 +00:00
Andrew MacLeod
6577e39c94 atomic_base.h (atomic_thread_fence): Revert.
2011-11-07  Andrew MacLeod  <amacleod@redhat.com>

	* include/bits/atomic_base.h (atomic_thread_fence): Revert.
	(atomic_signal_fence): Revert.

From-SVN: r181119
2011-11-07 21:32:52 +00:00
Andrew MacLeod
0669295b1e atomic_base.h (atomic_thread_fence): Call builtin.
2011-11-07  Andrew MacLeod  <amacleod@redhat.com>

	libstdc++-v3
	* include/bits/atomic_base.h (atomic_thread_fence): Call builtin.
	(atomic_signal_fence): Call builtin.
	(atomic_flag::test_and_set): Call __atomic_exchange when it is lockfree,
	otherwise fall back to call __sync_lock_test_and_set.
	(atomic_flag::clear): Call __atomic_store when it is lockfree,
	otherwise fall back to call __sync_lock_release.

	gcc
	* doc/extend.texi: Docuemnt behaviour change for __atomic_exchange and
	__atomic_store.
	* optabs.c (expand_atomic_exchange): Expand to __sync_lock_test_and_set
	only when originated from that builtin.
	(expand_atomic_store): Expand to __sync_lock_release when originated
	from that builtin.
	* builtins.c (expand_builtin_sync_lock_test_and_set): Add flag that
	expand_atomic_exchange call originated from here.
	(expand_builtin_sync_lock_release): Add flag that expand_atomic_store
	call originated from here.
	(expand_builtin_atomic_exchange): Add origination flag.
	(expand_builtin_atomic_store): Add origination flag.
	* expr.h (expand_atomic_exchange, expand_atomic_store): Add boolean 
	parameters to indicate implementation fall back options.

From-SVN: r181111
2011-11-07 20:06:39 +00:00
Jonathan Wakely
f1e09f0d14 basic_string.h (basic_string::at): Move adjacent to other overload.
* include/bits/basic_string.h (basic_string::at): Move adjacent to other
	overload.
	(basic_string::pop_back): Define.
	* include/debug/string (__gnu_debug::basic_string::pop_back): Likewise.
	* include/ext/vstring.h (__versa_string::pop_back): Likewise.
	* config/abi/pre/gnu.ver: Add new symbols.
	* testsuite/21_strings/basic_string/modifiers/char/pop_back.cc: New.
	* testsuite/21_strings/basic_string/modifiers/wchar_t/pop_back.cc: New.
	* testsuite/21_strings/basic_string/range_access.cc: Split to ...
	* testsuite/21_strings/basic_string/range_access/char/1.cc: Here and ...
	* testsuite/21_strings/basic_string/range_access/wchar_t/1.cc: Here.
	* testsuite/ext/vstring/modifiers/char/pop_back.cc: New.
	* testsuite/ext/vstring/modifiers/wchar_t/pop_back.cc: New.

From-SVN: r181049
2011-11-07 00:06:23 +00:00
Andrew Macleod
86951993f8 Check in patch/merge from cxx-mem-model Branch
From-SVN: r181031
2011-11-06 14:55:48 +00:00
Paolo Carlini
3164517929 re PR libstdc++/50951 (state of subtract_with_carry_engine not saved correctly to output stream)
2011-11-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50951
	* include/bits/random.tcc (operator<<(basic_ostream<>&,
	const mersenne_twister_engine<>&): Output _M_p too.
	(operator<<(basic_ostream<>&, const
	subtract_with_carry_engine<>&): Likewise.
	(operator>>(basic_istream<>&, mersenne_twister_engine<>&):
	Reload it.
	(operator>>(basic_istream<>&, subtract_with_carry_engine<>&):
	Likewise.
	* include/bits/random.h (mersenne_twister_engine<>::operator==):
	Compare _M_p too.
	(subtract_with_carry_engine<>::operator==): Compare _M_carry
	and _M_p too.
	(shuffle_order_engine<>::operator==): Compare _M_v(s) and _M_y too.
	* testsuite/26_numerics/random/independent_bits_engine/
	operators/serialize.cc: Extend.
	* testsuite/26_numerics/random/subtract_with_carry_engine/
	operators/serialize.cc: Likewise.
	* testsuite/26_numerics/random/discard_block_engine/
	operators/serialize.cc: Likewise.
	* testsuite/26_numerics/random/mersenne_twister_engine/
	operators/serialize.cc: Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/
	operators/serialize.cc: Likewise.
	* testsuite/26_numerics/random/shuffle_order_engine/
	operators/serialize.cc: Likewise.

From-SVN: r180764
2011-11-02 10:06:08 +00:00
Benjamin Kosnik
08624e906d c++config: Add tr2 to versioned namespaces.
2011-11-02  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/c++config: Add tr2 to versioned namespaces.
	* scripts/run_doxygen: Adjust generated man files as well.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust line numbers.

From-SVN: r180760
2011-11-02 04:23:33 +00:00
Jason Merrill
a7d5d7e221 Makefile.am (install-freestanding-headers): Install c++0x_warning.h.
* include/Makefile.am (install-freestanding-headers): Install
	c++0x_warning.h.
	* libsupc++/initializer_list: Include it.

From-SVN: r180727
2011-11-01 00:02:45 -04:00
Jason Merrill
97e3ad20b1 re PR c++/50920 (add a -std=c++11 option to the driver)
PR c++/50920
gcc/c-family
	* c-common.h (cxx_dialect): Add cxx11 and cxx03.
	* c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
	and -Wc++11-compat.
	* c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
gcc/cp
	* class.c (check_field_decl): Change c++0x in diags to c++11.
	* error.c (maybe_warn_cpp0x): Likewise.
	* parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
	* pt.c (check_default_tmpl_args): Likewise.
libcpp
	* include/cpplib.h (enum c_lang): Rename CLK_CXX0X to CLK_CXX11,
	CLK_GNUCXX0X to CLK_GNUCXX11.
libstdc++-v3
	* include/bits/c++0x_warning.h: Change -std=c++0x to -std=c++11.

From-SVN: r180707
2011-10-31 15:34:14 -04:00
Jason Merrill
a2e70335e2 re PR c++/50500 ([C++0x] [DR 1082] move constructor should cause copy constructor to be deleted, but still declared)
PR c++/50500
	DR 1082
	* class.c (type_has_user_declared_move_constructor): New.
	(type_has_user_declared_move_assign): New.
	(add_implicitly_declared_members): Add lazy copy ops
	even if there's a move.
	* method.c (lazily_declare_fn): Delete implicit copies
	if there's a move.
	(maybe_explain_implicit_delete): Explain this.  Use inform rather
	than error.
	* cp-tree.h: Declare new fns.

From-SVN: r180159
2011-10-18 13:39:15 -04:00
Jonathan Yong
d7a3ef9794 configure.host: Use config/os/mingw32-w64 instead of config/os/mingw32 if vendor key is "w64".
2011-10-14  Jonathan Yong  <jon_y@users.sourceforge.net>

	* configure.host: Use config/os/mingw32-w64 instead of
	config/os/mingw32 if vendor key is "w64".
	* config/os/mingw32-w64: Duplicate from config/os/mingw32.
	* config/os/mingw32-w64/os_defines.h: Enable
	_GLIBCXX_FULLY_DYNAMIC_STRING if undefined.
	* acinclude.m4: Set fully-dynamic-string to 1 when enabled,
	0 when disabled or undefined if unset by user.
	* include/bits/basic_string.h: Check if
	_GLIBCXX_FULLY_DYNAMIC_STRING is set to 0 instead of undefined.
	include/bits/basic_string.tcc: Likewise.
	* configure: Regenerated.
	* config.h.in: Likewise.

From-SVN: r179961
2011-10-14 08:57:55 +02:00
Paolo Carlini
b78eebe4f5 re PR libstdc++/50714 (codecvt_byname::codecvt::_M_c_locale_codecvt not initialized by destroyed)
2011-10-13  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50714
	* include/bits/codecvt.h (codecvt<>::codecvt(size_t)): Initialize
	_M_c_locale_codecvt member.
	* testsuite/22_locale/codecvt_byname/50714.cc: New.

From-SVN: r179948
2011-10-14 00:12:40 +00:00
Paolo Carlini
578f023490 re PR c++/50594 (Option -fwhole-program discards replaced new operator for std::string)
2011-10-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50594
	* decl.c (cxx_init_decl_processing): Add
	__attribute__((externally_visible)) to operator new and
	operator delete library fn.

2011-10-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50594
	* libsupc++/new (operator new, operator delete): Decorate with
	__attribute__((__externally_visible__)).
	* include/bits/c++config: Add _GLIBCXX_THROW.
	* libsupc++/del_op.cc: Adjust.
	* libsupc++/del_opv.cc: Likewise.
	* libsupc++/del_opnt.cc: Likewise.
	* libsupc++/del_opvnt.cc: Likewise.
	* libsupc++/new_op.cc: Likewise.
	* libsupc++/new_opv.cc: Likewise.
	* libsupc++/new_opnt.cc: Likewise.
	* libsupc++/new_opvnt.cc: Likewise.
	* testsuite/18_support/50594.cc: New.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Adjust dg-error
	line number.

From-SVN: r179863
2011-10-12 18:40:58 +00:00
Emil Wojak
92b2342a6e re PR libstdc++/50661 (std::equal should use more efficient version for arrays of pointers)
2011-10-11  Emil Wojak  <emil@wojak.eu>

	PR c++/50661
	* include/bits/stl_algobase.h (equal): Compare arrays of pointers
	too with memcmp.

From-SVN: r179801
2011-10-11 12:39:18 +00:00
Paolo Carlini
0e83f45aa6 re PR libstdc++/49561 ([C++0x] std::list::size complexity)
2011-10-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/49561
	* include/bits/stl_list.h (_List_base<>::_List_impl::_M_size):
	Add in C++0x mode.
	(_List_base<>::_List_impl, _List_base<>::_M_get_node,
	_List_base<>::_M_put_node, _List_base<>::_List_base(_List_base&&),
	list<>::size, list<>::swap, list<>::splice): Use it.
	(operator==(const list<>&, const list<>&)): Rewrite in C++0x mode.
	* include/bits/list.tcc (list<>::erase): Likewise.
	(list<>::merge): Adjust in C++0x mode.
	* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
	Adjust dg-error line number.
	* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_2_neg.cc: Likewise.

From-SVN: r179528
2011-10-04 22:19:44 +00:00
Jonathan Wakely
73f0503101 alloc_traits.h (__alloc_traits::max_size): Define.
2011-10-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/ext/alloc_traits.h (__alloc_traits::max_size): Define.
	(__alloc_traits::rebind): Define.
	* include/bits/stl_vector.h: Use them.
	* testsuite/util/testsuite_allocator.h (SimpleAllocator): Define.
	* testsuite/23_containers/vector/allocator/minimal.cc: New.
	* testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
	Adjust dg-error line numbers.
	* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/vector/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/vector/requirements/dr438/
	constructor_2_neg.cc: Likewise.

From-SVN: r179523
2011-10-04 21:34:54 +01:00
Paolo Carlini
1c29961267 hashtable.h (_Hashtable<>::insert(value_type&&), [...]): Don't define here...
2011-10-03  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable.h (_Hashtable<>::insert(value_type&&),
	insert(const_iterator, value_type&&)): Don't define here...
	* include/bits/unordered_set.h (__unordered_set<>,
	__unordered_multiset<>): ... define here instead.

From-SVN: r179464
2011-10-03 15:28:47 +00:00
Paolo Carlini
b24a983561 hashtable.h (_Hashtable<>::_Hashtable(_Hashtable&&)): Remove noexcept from declaration too.
2011-09-29  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable.h (_Hashtable<>::_Hashtable(_Hashtable&&)):
	Remove noexcept from declaration too.

From-SVN: r179360
2011-09-29 17:26:32 +00:00
Paolo Carlini
a7cee01d32 re PR libstdc++/50529 ([C++0x] std::vector::erase invokes undefined behavior with empty range)
2011-09-26  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50529
	* include/bits/vector.tcc (vector<>::erase(iterator, iterator)):
	Fix to do nothing if the range is empty.
	* include/bits/stl_bvector.h: Likewise.
	* include/bits/deque.tcc: Likewise.
	* include/debug/vector: Adjust.
	* include/debug/deque: Likewise.
	* testsuite/23_containers/vector/modifiers/erase/50529.cc: New.
	* testsuite/23_containers/deque/modifiers/erase/50529.cc: Likewise.
	* testsuite/23_containers/deque/modifiers/erase/3.cc: Adjust.

From-SVN: r179234
2011-09-27 02:39:34 +00:00
Benjamin Kosnik
2799d97293 re PR libstdc++/48698 (gnu-versioned-namespace problems)
2011-09-26  Benjamin Kosnik  <bkoz@redhat.com
            Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/48698
	* acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Set libtool_VERSION here.
	* configure.ac: Move AC_SUBST of libtool_VERSION past call to
	GLIBCXX_ENABLE_SYMVERS.
	* configure: Regenerate.
	* include/bits/c++config: Use __7 as versioned namespace name.
	* config/abi/pre/gnu-versioned-namespace.ver: Change mangling as
	per above.
	* include/c_global/cwchar: Adjust nested namespaces.
	* testsuite/20_util/bind/48698.cc: Add test case.
	* testsuite/ext/profile/mutex_extensions_neg.cc: Change line number.

From-SVN: r179221
2011-09-27 00:02:54 +00:00
John Salmon
82582df651 re PR libstdc++/50510 ([C++0x] transposed variable names in std::seed_seq::generate)
2011-09-24  John Salmon  <john.salmon@deshaw.com>

	PR libstdc++/50510
	* include/bits/random.tcc (seed_seq::generate): Fix computation.

From-SVN: r179149
2011-09-24 22:34:50 +00:00
John Salmon
9d1f3ce6ff re PR libstdc++/50509 ([C++0x] incorrect code in std::seed_seq::generate)
2011-09-24  John Salmon  <john.salmon@deshaw.com>

	PR libstdc++/50509
	* include/bits/random.tcc (seed_seq::generate): Fix computation.

From-SVN: r179144
2011-09-24 18:28:36 +00:00
François Dumont
1c56f7cb72 hashtable.h (_Hashtable<>::__rehash_policy(const _RehashPolicy&)): Commit the modification of the policy only if no exception occured.
2011-09-17  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/hashtable.h (_Hashtable<>::__rehash_policy(const
	_RehashPolicy&)): Commit the modification of the policy only if no
	exception occured.
	* testsuite/23_containers/unordered_set/max_load_factor/robustness.cc:
	New.

From-SVN: r178927
2011-09-17 09:12:24 +00:00
François Dumont
7e5ac0a4f5 hashtable.h (_Hashtable<>::_M_rehash): Take and restore hash policy _M_prev_resize on exception.
2011-09-14  François Dumont  <fdumont@gcc.gnu.org>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable.h (_Hashtable<>::_M_rehash): Take and restore
	hash policy _M_prev_resize on exception.
	(_Hashtable<>::_M_insert_bucket): Capture hash policy next resize
	before using it and use latter method to have it restored on exception.
	(_Hashtable<>::_M_insert(_Arg&& __v, std::false_type): Likewise.
	(_Hashtable<>::insert(_InputIterator, _InputIterator): Likewise.
	(_Hashtable<>::rehash): Likewise.
	* testsuite/23_containers/unordered_set/insert/hash_policy.cc: New.
	* testsuite/23_containers/unordered_multiset/insert/hash_policy.cc:
	Likewise.


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

From-SVN: r178861
2011-09-14 19:50:20 +00:00
Paolo Carlini
049d289351 tuple: Use everywhere std::size_t...
2011-09-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/tuple: Use everywhere std::size_t... instead of int...
	* include/std/functional: Likewise.
	* include/std/scoped_allocator: Likewise.
	* include/bits/stl_pair.h: Likewise.

From-SVN: r178746
2011-09-10 00:47:02 +00:00
Paolo Carlini
ebb6e4af61 re PR libstdc++/50336 (LWG issue 445)
2011-09-09  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50336
	* include/bits/streambuf_iterator.h (class istreambuf_iterator):
	Implement LWG 445 in C++0x mode.
	* testsuite/24_iterators/istreambuf_iterator/requirements/dr445.cc:
	New.

From-SVN: r178713
2011-09-08 22:42:21 +00:00
François Dumont
e25fc78ff5 hashtable_policy.h (_Prime_rehash_policy:: _M_next_bkt): Cast _M_max_load_factor to long double.
2011-09-06  François Dumont  <fdumont@gcc.gnu.org>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable_policy.h (_Prime_rehash_policy::
	_M_next_bkt): Cast _M_max_load_factor to long double.
	(_Prime_rehash_policy::_M_bkt_for_elements): Use _M_next_bkt.
	(_Prime_rehash_policy::_M_need_rehash): Likewise; cast all
	float quantities to long double.

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

From-SVN: r178615
2011-09-06 22:13:46 +00:00
Paolo Carlini
4cdccf2665 re PR libstdc++/50257 ([C++0x] unordered_map slow initialization due to huge __prime_list)
2011-09-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50257
	* include/bits/hashtable_policy.h (_Prime_rehash_policy::
   	_M_next_bkt): Optimize for small argument.

From-SVN: r178581
2011-09-06 10:22:21 +00:00
Paolo Carlini
290df23d48 hashtable.h (_Hashtable<>::_Hashtable(_Hashtable&&)): Remove noexcept, the move constructor allocates memory...
2011-09-01  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/hashtable.h (_Hashtable<>::_Hashtable(_Hashtable&&)):
	Remove noexcept, the move constructor allocates memory; rearrange
	the code in the body to consistently update __ht._M_rehash_policy
	before using _M_next_bkt on it.
	* include/debug/unordered_map: Adjust.
	* include/debug/unordered_set: Likewise.
	* include/profile/unordered_map: Likewise.
	* include/profile/unordered_set: Likewise.
	* testsuite/23_containers/unordered_map/cons/
	noexcept_move_construct.cc: Remove.
	* testsuite/23_containers/unordered_set/cons/
	noexcept_move_construct.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/cons/
	noexcept_move_construct.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/cons/
	noexcept_move_construct.cc: Likewise.

From-SVN: r178423
2011-09-01 15:45:20 +00:00
Paolo Carlini
b671737962 stl_iterator.h (make_move_iterator): Implement DR2061.
2011-08-30  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_iterator.h (make_move_iterator): Implement DR2061.
	* testsuite/24_iterators/move_iterator/dr2061.cc: New.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Adjust dg-warning
	line numbers.

From-SVN: r178330
2011-08-30 15:34:50 +00:00
Paolo Carlini
ff15f019e0 re PR libstdc++/50118 (node-based containers cannot use allocators with explicit constructor template)
2011-08-29  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50118
	* include/bits/stl_list.h (_List_base<>::
	_List_base(const allocator_type&)): Remove.
	(_List_base<>::_List_base(const _Node_alloc_type&)): Add.
	(list<>:list(const allocator_type&), list(size_type, const
	value_type&, const allocator_type&),
	list(initializer_list<, const allocator_type&),
	list(_InputIterator, _InputIterator, const allocator_type&),
	insert(iterator, size_type, const value_type&),
	insert(iterator, _InputIterator, _InputIterator)): Adjust.
	* include/bits/stl_tree.h (_Rb_tree<>::_Rb_tree(const _Compare&,
	const allocator_type&)): Fix.
	* include/bits/stl_map.h (map<>::map(const _Compare&,
 	const allocator_type&), map(initializer_list<>,
	const _Compare&, const allocator_type&), map(_InputIterator,
	_InputIterator, const _Compare&, const allocator_type&),
	get_allocator): Adjust.
	* include/bits/stl_set.h (set<>::set(const _Compare&,
 	const allocator_type&), set(initializer_list<>,
	const _Compare&, const allocator_type&), set(_InputIterator,
	_InputIterator, const _Compare&, const allocator_type&),
	get_allocator): Likewise.
	* include/bits/stl_multimap.h (multimap<>::multimap(const _Compare&,
 	const allocator_type&), multimap(initializer_list<>,
	const _Compare&, const allocator_type&), multimap(_InputIterator,
	_InputIterator, const _Compare&, const allocator_type&),
	get_allocator): Likewise.
	* include/bits/stl_multiset.h (multiset<>::multiset(const _Compare&,
 	const allocator_type&), multiset(initializer_list<>,
	const _Compare&, const allocator_type&), multiset(_InputIterator,
	_InputIterator, const _Compare&, const allocator_type&),
	get_allocator): Likewise.
	* include/bits/forward_list.h (_Fwd_list_base<>::
	_Fwd_list_base(const _Alloc&), _Fwd_list_base(const _Fwd_list_base&,
	const _Alloc&), _Fwd_list_base(_Fwd_list_base&&, const _Alloc&)):
	Remove.
	(_Fwd_list_base<>::_Fwd_list_base(const _Node_alloc_type&),
	_Fwd_list_base(const _Fwd_list_base&,
	const _Node_alloc_type&), _Fwd_list_base(_Fwd_list_base&&,
	const _Node_alloc_type&)): Add.
	(forward_list<>::forward_list(const _Alloc&),
	forward_list(const forward_list&, const _Alloc&),
	forward_list(forward_list&&, const _Alloc&),
	forward_list(size_type, const _Tp&, const _Alloc&),
	forward_list(_InputIterator, _InputIterator, const _Alloc&),
	forward_list(std::initializer_list<>, const _Alloc&),
	get_allocator): Adjust.
	* include/bits/forward_list.tcc
	* testsuite/util/testsuite_allocator.h (ExplicitConsAlloc): Add.
	* testsuite/23_containers/unordered_map/requirements/
	explicit_instantiation/5.cc: New.
	* testsuite/23_containers/multimap/requirements/
	explicit_instantiation/5.cc: Likewise.
	* testsuite/23_containers/multimap/requirements/
	explicit_instantiation/5_c++0x.cc: Likewise.
	* testsuite/23_containers/set/requirements/explicit_instantiation/
	5.cc: Likewise.
	* testsuite/23_containers/set/requirements/explicit_instantiation/
	5_c++0x.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/requirements/
	explicit_instantiation/5.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/
	explicit_instantiation/5.cc: Likewise.
	* testsuite/23_containers/unordered_set/requirements/
	explicit_instantiation/5.cc: Likewise.
	testsuite/23_containers/multiset/requirements/explicit_instantiation/
	5.cc: Likewise.
	* testsuite/23_containers/multiset/requirements/
	explicit_instantiation/5_c++0x.cc: Likewise.
	* testsuite/23_containers/list/requirements/explicit_instantiation/
	5_c++0x.cc: Likewise.
	* testsuite/23_containers/list/requirements/explicit_instantiation/
	5.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/requirements/
	explicit_instantiation/5.cc: Likewise.
	* testsuite/23_containers/map/requirements/explicit_instantiation/
	5.cc: Likewise.
	* testsuite/23_containers/map/requirements/explicit_instantiation/
	5_c++0x.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	assign_neg.cc: Adjust dg-error line number.
	* testsuite/23_containers/forward_list/requirements/dr438/
	insert_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	constructor_2_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_2_neg.cc: Likewise.

From-SVN: r178230
2011-08-29 13:40:33 +00:00
Paolo Carlini
75f5cbb17b move.h (swap(_Tp(&)[_Nm], _Tp(&)[_Nm])): Remove workaround for c++/49045.
2011-08-28  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/move.h (swap(_Tp(&)[_Nm], _Tp(&)[_Nm])): Remove
	workaround for c++/49045.
	* include/bits/algorithmfwd.h: Likewise.

From-SVN: r178147
2011-08-28 21:05:48 +00:00
Paolo Carlini
6ba30237b9 re PR libstdc++/50119 ([C++0x] copy_n advances InputIterator one more time than necessary)
2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/50119
	* include/bits/stl_algo.h (__copy_n(_InputIterator, _Size,
	_OutputIterator, input_iterator_tag)): Fix.
	* testsuite/25_algorithms/copy_n/50119.cc: New.

From-SVN: r177871
2011-08-18 16:32:23 +00:00
Paolo Carlini
a4eeb82207 future: constexpr functions are implicitly inline.
2011-08-11  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/future: constexpr functions are implicitly inline.
	* include/std/chrono: Likewise.
	* include/std/complex: Likewise.
	* include/bits/move.h: Likewise.
	* include/bits/stl_pair.h: Likewise.

From-SVN: r177679
2011-08-11 17:53:05 +00:00
Jonathan Wakely
a5db4ced81 alloc_traits.h: Fix doxygen @headername.
2011-08-07  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/bits/alloc_traits.h: Fix doxygen @headername.

From-SVN: r177546
2011-08-07 13:25:48 +01:00
Benjamin Kosnik
93c66bc68a user.cfg.in (PDF_HYPERLINKS): To NO.
2011-08-06  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/doxygen/user.cfg.in (PDF_HYPERLINKS): To NO.

2011-08-06  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/doxygen/user.cfg.in: Add scoped_allocator.

	* include/debug/safe_sequence.h: Fix doxygen markup.
	* include/debug/safe_unordered_base.h: Same.
	* include/debug/safe_local_iterator.tcc: Same.
	* include/debug/safe_unordered_container.h: Same.
	* include/std/valarray: Same.
	* include/std/iomanip: Same.
	* include/std/streambuf: Same.
	* include/std/bitset: Same.
	* include/std/fstream: Same.
	* include/std/functional: Same.
	* include/std/istream: Same.
	* include/std/ostream: Same.
	* include/std/scoped_allocator: Same.
	* include/std/sstream: Same.
	* include/parallel/multiway_merge.h: Same.
	* include/parallel/base.h: Same.
	* include/parallel/for_each_selectors.h: Same.
	* include/parallel/multiway_mergesort.h: Same.
	* include/parallel/search.h: Same.
	* include/parallel/partial_sum.h: Same.
	* include/parallel/queue.h: Same.
	* include/parallel/sort.h: Same.
	* include/parallel/random_number.h: Same.
	* include/ext/vstring.h: Same.
	* include/ext/algorithm: Same.
	* include/ext/pb_ds/assoc_container.h: Same.
	* include/ext/bitmap_allocator.h: Same.
	* include/ext/stdio_filebuf.h: Same.
	* include/ext/memory: Same.
	* include/ext/functional: Same.
	* include/bits/basic_ios.h: Same.
	* include/bits/stl_list.h: Same.
	* include/bits/stl_map.h: Same.
	* include/bits/stl_algobase.h: Same.
	* include/bits/stl_queue.h: Same.
	* include/bits/gslice.h: Same.
	* include/bits/locale_classes.h: Same.
	* include/bits/stl_set.h: Same.
	* include/bits/locale_facets.h: Same.
	* include/bits/stl_stack.h: Same.
	* include/bits/stl_heap.h: Same.
	* include/bits/forward_list.h: Same.
	* include/bits/stream_iterator.h: Same.
	* include/bits/basic_string.h: Same.
	* include/bits/stl_multimap.h: Same.
	* include/bits/stl_pair.h: Same.
	* include/bits/ios_base.h: Same.
	* include/bits/stl_numeric.h: Same.
	* include/bits/stl_vector.h: Same.
	* include/bits/stl_deque.h: Same.
	* include/bits/codecvt.h: Same.
	* include/bits/stl_multiset.h: Same.
	* include/bits/stl_uninitialized.h: Same.
	* include/bits/ptr_traits.h: Same.
	* include/bits/slice_array.h: Same.
	* include/bits/stl_iterator_base_funcs.h: Same.
	* include/bits/stl_algo.h: Same.
	* include/bits/stl_iterator.h: Same.
	* include/bits/stl_tempbuf.h: Same.
	* include/bits/regex.h: Same.
	* include/bits/range_access.h: Same.
	* include/bits/random.h: Same.
	* include/bits/alloc_traits.h: Same.
	* include/bits/regex_error.h: Same.
	* include/bits/locale_facets_nonio.h: Same.
	* include/bits/stl_relops.h: Same.
	* include/backward/auto_ptr.h: Same.
	* libsupc++/initializer_list: Same.

	* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
	Adjust line numbers.
	* testsuite/23_containers/list/requirements/dr438/insert_neg.cc: Same.
	* testsuite/23_containers/list/requirements/dr438/constructor_1_neg.cc:
	Same.
	* testsuite/23_containers/list/requirements/dr438/constructor_2_neg.cc:
	Same.

From-SVN: r177542
2011-08-07 07:27:06 +00:00
Paolo Carlini
bdc05efbc8 atomic.cc: Use noexcept.
2011-08-04  Paolo Carlini  <paolo.carlini@oracle.com>

	* src/atomic.cc: Use noexcept.
	* include/std/atomic: Likewise.
	* include/bits/atomic_0.h: Likewise.
	* include/bits/atomic_2.h: Likewise.
	* include/bits/atomic_base.h: Likewise.

From-SVN: r177413
2011-08-04 19:57:48 +00:00
Paolo Carlini
3096f51bf6 re PR libstdc++/49925 ([C++0x] ADL bug mixing boost::shared_ptr and std::make_shared<>)
2011-07-31  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/49925
	* include/bits/shared_ptr.h (make_shared): Qualify allocate_shared
	with std::.
	* include/bits/shared_ptr_base.h (__make_shared): Likewise.

From-SVN: r176985
2011-07-31 20:28:45 +00:00