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3646 Commits

Author SHA1 Message Date
Jonathan Wakely
e46d22a821 Move comparison object in map/set move assignment 
* include/bits/stl_tree.h (_Rb_tree::operator=(_Rb_tree&&)): Move
	comparison object.
	* testsuite/23_containers/set/move_comparison.cc: New test.

From-SVN: r239897
 2016-08-31 17:57:14 +01:00
Jonathan Wakely
3625264fb3 Add test accidentally not added in revision r239121 
* testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
	New test.

From-SVN: r239896
 2016-08-31 17:57:09 +01:00
Ville Voutilainen
7875b41f1d re PR libstdc++/77395 (std::is_constructible is false for type constructible via implicit conversion operator affecting std::tuple) 
PR libstdc++/77395
	* include/std/type_traits (is_constructible): Forward-declare...
	(__is_base_to_derived_ref): ...and use here.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
	* testsuite/20_util/is_constructible/77395.cc: New.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.
	* testsuite/20_util/tuple/77395.cc: New.

From-SVN: r239870
 2016-08-30 21:46:11 +03:00
Uros Bizjak
e1becf59f9 2.cc: Move dg-do run directive above dg-require-namedlocale directive. 
* testsuite/22_locale/time_get/get/char/2.cc: Move dg-do run
	directive above dg-require-namedlocale directive.
	* testsuite/22_locale/time_get/get/wchar_t/2.cc: Ditto.
	* testsuite/27_io/manipulators/extended/get_time/char/2.cc: Ditto.
	* testsuite/27_io/manipulators/extended/get_time/wchar_t/2.cc: Ditto.
	* testsuite/27_io/manipulators/extended/put_time/char/2.cc: Ditto.
	* testsuite/27_io/manipulators/extended/put_time/wchar_t/2.cc: Ditto.

From-SVN: r239867
 2016-08-30 18:59:39 +02:00
Tim Shen
4aebb4e4a6 re PR libstdc++/77356 (regex error for a ECMAScript syntax string) 
PR libstdc++/77356
	* include/bits/regex_compiler.tcc(_M_insert_bracket_matcher,
	_M_expression_term): Modify to support dash literal.
	* include/bits/regex_scanner.h: Add dash as a token type to make
	a different from the mandated dash literal by escaping.
	* include/bits/regex_scanner.tcc(_M_scan_in_bracket): Emit dash
	token in bracket expression parsing.
	* testsuite/28_regex/regression.cc: Add new testcases.

From-SVN: r239794
 2016-08-27 02:03:23 +00:00
Jonathan Wakely
10491e4c04 libstdc++/51960 move-construction for raw_storage_iterator 
PR libstdc++/51960
	* doc/xml/manual/intro.xml: Document DR 2127 change.
	* doc/html/*: Regenerate.
	* include/bits/stl_raw_storage_iter.h (operator=(_Tp&&)): Add.
	(operator++(), operator++(int)): Use injected class name.
	* testsuite/20_util/raw_storage_iterator/dr2127.cc: New test.

From-SVN: r239781
 2016-08-26 14:11:29 +01:00
Jonathan Wakely
52066eae5d Use effective-target instead of -std options 
* testsuite/*: Use { target c++11 } or { target c++14 } instead of
	using -std in dg-options.

From-SVN: r239777
 2016-08-26 12:41:37 +01:00
Jonathan Wakely
e8223484b3 Restore dg-interpreter-batch-mode for libstdc++ tests 
2016-08-26  Jonathan Wakely  <jwakely@redhat.com>
	    Pedro Alves  <palves@redhat.com>

	* testsuite/lib/gdb-test.exp (gdb-dg-runtest): Define wrapper to save
	and restore dg-interpreter-batch-mode.
	* testsuite/libstdc++-prettyprinters/prettyprinters.exp: Use
	gdb-dg-runtest instead of dg-runtest.
	* testsuite/libstdc++-xmethods/xmethods.exp: Likewise.

Co-Authored-By: Pedro Alves <palves@redhat.com>

From-SVN: r239776
 2016-08-26 12:35:58 +01:00
Jonathan Wakely
86bbf15b6b Add new std::basic_string constructor (LWG 2583) 
* config/abi/pre/gnu.ver (GLIBCXX_3.4, GLIBCXX_3.4.21): Use more
	precise patterns for basic_string constructors.
	(GLIBCXX_3.4.23): Export new constructors.
	* doc/xml/manual/intro.xml: Document LWG 2583 status.
	* doc/html/*: Regenerate.
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(basic_string(const basic_string&, size_type, const Alloc&)): Add
	new constructor for LWG 2583.
	(basic_string(const basic_string&, size_type, size_type)): Remove
	default argument.
	[!_GLIBCXX_USE_CXX11_ABI]: Likewise.
	* include/bits/basic_string.tcc [!_GLIBCXX_USE_CXX11_ABI]: Define it.
	* testsuite/21_strings/basic_string/cons/char/8.cc: New test.
	* testsuite/21_strings/basic_string/cons/wchar_t/8.cc: New test.

From-SVN: r239773
 2016-08-26 11:41:37 +01:00
Jonathan Wakely
5ea387db6c libstdc++/77334 move assign RB trees of non-copyable types 
PR libstdc++/77334
	* include/bits/stl_tree.h (_Rb_tree::_M_move_assign): New functions.
	(_Rb_tree::operator=(_Rb_tree&&)): Dispatch to _M_move_assign.
	* testsuite/23_containers/map/77334.cc: New test.

From-SVN: r239698
 2016-08-23 14:15:12 +01:00
Jonathan Wakely
457c4a3fd2 Use dg-do preprocess instead of compile for tests 
* testsuite/experimental/feat-cxx14.cc: Only preprocess, not compile.
	* testsuite/experimental/feat-lib-fund.cc: Likewise.

From-SVN: r239692
 2016-08-23 11:13:31 +01:00
Jonathan Wakely
b405d54fcd Implement resolution of LWG DR 685 precisely 
PR libstdc++/71771
	* include/bits/stl_iterator.h
	(operator-(reverse_iterator<Iter>, reverse_iterator<Iter>): Only
	define for C++98 mode.
	(operator-(move_iterator<Iter>, move_iterator<Iter>): Don't define.
	* testsuite/24_iterators/headers/iterator/synopsis.cc: Use
	-std=gnu++98.
	* testsuite/24_iterators/headers/iterator/synopsis_c++11.cc: New test.
	* testsuite/24_iterators/headers/iterator/synopsis_c++14.cc: New test.
	* testsuite/24_iterators/headers/iterator/synopsis_c++17.cc: New test.
	* testsuite/24_iterators/move_iterator/greedy_ops.cc: Don't test
	difference operator.
	* testsuite/24_iterators/reverse_iterator/greedy_ops.cc: Only test
	difference operator for C++98.
	* testsuite/24_iterators/reverse_iterator/71771.cc: New test.

From-SVN: r239691
 2016-08-23 11:13:26 +01:00
Jonathan Wakely
06db992005 Add constexpr to <iterator> and <array> for C++17 
* include/bits/c++config (_GLIBCXX17_CONSTEXPR): Define.
	* include/bits/range_access.h (begin, end, rbegin, rend, crbegin)
	(crend): Add _GLIBCXX17_CONSTEXPR as per P0031R0.
	* include/bits/stl_iterator.h (reverse_iterator, move_iterator)
	(__make_reverse_iterator, make_reverse_iterator, make_move_iterator):
	Likewise.
	* include/bits/stl_iterator_base_funcs.h (__distance, __advance): Add
	_GLIBCXX14_CONSTEXPR.
	(distance, advance, next, prev): Add _GLIBCXX17_CONSTEXPR.
	* include/std/array (array::begin, array::end, array::rbegin)
	(array::rend, array::cbegin, array:cend, array::crbegin)
	(array::crend, array::operator[], array::at, array::front)
	(array::back, array::data): Likewise.
	* testsuite/24_iterators/headers/iterator/range_access.cc: Replace
	with separate tests for C++11, C++14, and C++17.
	* testsuite/24_iterators/headers/iterator/range_access_c++11.cc: New.
	* testsuite/24_iterators/headers/iterator/range_access_c++14.cc: New.
	* testsuite/24_iterators/headers/iterator/range_access_c++17.cc: New.

From-SVN: r239690
 2016-08-23 11:13:12 +01:00
Gleb Natapov
27abac2648 libstdc++/68297 avoid throw/catch in make_exception_ptr 
2016-08-22  Gleb Natapov  <gleb@scylladb.com>

	PR libstdc++/68297
	* config/abi/pre/gnu-versioned-namespace.ver: Export
	__cxa_init_primary_exception and std::exception_ptr(void*).
	* config/abi/pre/gnu.ver (CXXABI_1.3.11) : Add new symbol version and
	export __cxa_init_primary_exception and std::exception_ptr(void*).
	* include/Makefile.am: Add new headers.
	* include/Makefile.in: Regenerate.
	* libsupc++/Makefile.am: Add new headers.
	* libsupc++/Makefile.in: Regenerate.
	* libsupc++/cxxabi.h (__cxa_allocate_exception): Move to ...
	* libsupc++/cxxabi_init_exception.h: New header.
	(__cxa_init_primary_exception): Declare.
	* libsupc++/eh_throw.cc (__cxa_init_primary_exception): Define.
	(__cxa_throw): Use __cxa_init_primary_exception.
	* libsupc++/exception (std::exception): Move to ...
	* libsupc++/exception.h: New header.
	* libsupc++/exception_ptr.h (__exception_ptr::exception_ptr): Add
	friend declaration.
	(__exception_ptr::__dest_thunk): New function template.
	(std::make_exception_ptr) [__cpp_rtti && !_GLIBCXX_HAVE_CDTOR_CALLABI]:
	Use __cxa_allocate_exception and __cxa_init_primary_exception to
	create exception_ptr.
	* libsupc++/typeinfo: Include bits/exception.h instead of exception.
	* testsuite/util/testsuite_abi.cc: Add CXXABI_1.3.11 version.

From-SVN: r239664
 2016-08-22 18:29:31 +01:00
Jonathan Wakely
94f54d47ca Add noexcept to std::function swap 
PR libstdc++/77322
	* doc/xml/manual/intro.xml: Document DR 2062 change.
	* include/std/functional (function::swap): Add noexcept.
	(swap(function<Res(Args...)&, function<Res(Args...)&)): Likewise.
	* testsuite/20_util/function/77322.cc: New test.

From-SVN: r239662
 2016-08-22 17:47:34 +01:00
Jonathan Wakely
71c54f8ea2 Simplify dg-options for tests using pthreads 
* testsuite/21_strings/basic_string/pthread18185.cc: Use -pthread for
	*-*-solaris* instead of -pthreads.
	* testsuite/21_strings/basic_string/pthread4.cc : Likewise.
	* testsuite/22_locale/locale/cons/12658_thread-1.cc: Likewise.
	* testsuite/22_locale/locale/cons/12658_thread-2.cc: Likewise.
	* testsuite/23_containers/list/pthread1.cc: Likewise.
	* testsuite/23_containers/list/pthread5.cc: Likewise.
	* testsuite/23_containers/map/pthread6.cc: Likewise.
	* testsuite/27_io/basic_ofstream/pthread2.cc: Likewise.
	* testsuite/27_io/basic_ostringstream/pthread3.cc: Likewise.
	* testsuite/30_threads/shared_mutex/*: Likewise.
	* testsuite/ext/rope/pthread7-rope.cc: Likewise.
	* testsuite/tr1/2_general_utilities/shared_ptr/thread/
	default_weaktoshared.cc: Likewise.
	* testsuite/tr1/2_general_utilities/shared_ptr/thread/
	mutex_weaktoshared.cc: Likewise.
	* testsuite/20_util/shared_ptr/atomic/3.cc: Likewise. Use
	dg-require-effective-target instead of using -std option.
	* testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc:
	Likewise.
	* testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.
	* testsuite/23_containers/vector/debug/multithreaded_swap.cc:
	Likewise.
	* testsuite/30_threads/async/*: Likewise.
	* testsuite/30_threads/call_once/*: Likewise.
	* testsuite/30_threads/condition_variable/*: Likewise.
	* testsuite/30_threads/condition_variable_any/*: Likewise.
	* testsuite/30_threads/future/*: Likewise.
	* testsuite/30_threads/lock/*: Likewise.
	* testsuite/30_threads/mutex/*: Likewise.
	* testsuite/30_threads/packaged_task/*: Likewise.
	* testsuite/30_threads/promise/*: Likewise.
	* testsuite/30_threads/recursive_mutex/*: Likewise.
	* testsuite/30_threads/recursive_timed_mutex/*: Likewise.
	* testsuite/30_threads/shared_future/*: Likewise.
	* testsuite/30_threads/shared_lock/*: Likewise.
	* testsuite/30_threads/shared_timed_mutex/*: Likewise.
	* testsuite/30_threads/this_thread/*: Likewise.
	* testsuite/30_threads/thread/*: Likewise.
	* testsuite/30_threads/timed_mutex/*: Likewise.
	* testsuite/30_threads/try_lock/*: Likewise.
	* testsuite/30_threads/unique_lock/*: Likewise.

From-SVN: r239624
 2016-08-19 17:36:07 +01:00
Jonathan Wakely
e6ee5bfd68 Define std::not_fn for C++17 
* doc/xml/manual/status_cxx2017.xml: Update status of not_fn.
	* doc/html/*: Regenerate.
	* include/experimental/functional (_Not_fn, not_fn): Match C++17
	semantics.
	* include/std/functional (_Not_fn, not_fn): Define for C++17.
	* testsuite/20_util/not_fn/1.cc: New.
	* testsuite/experimental/functional/not_fn.cc: Test abstract class.
	Remove test for volatile-qualified wrapper.

From-SVN: r239623
 2016-08-19 16:42:34 +01:00
Jonathan Wakely
387edf83a0 Define std::atomic<T>::is_always_lock_free for C++17 
* include/std/atomic (atomic::is_always_lock_free): Define.
	* testsuite/29_atomics/atomic/60695.cc: Adjust dg-error lineno.
	* testsuite/29_atomics/atomic/is_always_lock_free.cc: New.
	* testsuite/29_atomics/atomic_integral/is_always_lock_free.cc: New.
	* doc/xml/manual/status_cxx2017.xml: Update status.
	* doc/html/*: Regenerate.

From-SVN: r239622
 2016-08-19 16:42:27 +01:00
Jonathan Wakely
285ee2fb11 Fix ambiguities in C++17 mode 
* include/experimental/tuple (apply): Qualify call to __apply_impl.
	* include/std/tuple (apply): Likewise.
	* testsuite/experimental/system_error/value.cc: Fix ambiguities in
	C++17 mode.
	* testsuite/experimental/tuple/tuple_size.cc: Likewise.
	* testsuite/experimental/type_traits/value.cc: Likewise.

From-SVN: r239621
 2016-08-19 16:42:11 +01:00
Ville Voutilainen
a577f786b6 Implement the latest proposed resolution of LWG 2756. 
* include/std/optional (Optional_base(const _Tp&))
	(Optional_base(_Tp&&), using _Base::_Base): Remove.
	(optional(nullopt_t)): New.
	(optional(_Up&&)): Invoke base directly with in_place
	rather than creating a temporary, add default template
	argument, change constraints.
	(optional(const optional<_Up>&)): Invoke base directly
	with in_place, remove unnecessary constraints.
	(optional(optional<_Up>&& __t)): Likewise.
	(optional(in_place_t, _Args&&...)): New.
	(optional(in_place_t, initializer_list<_Up>, _Args&&...)): Likewise.
	(operator=(_Up&&)): Add default template argument, change constraints.
	(operator=(const optional<_Up>&)): Put is_same first in the
	constraints.
	(operator=(optional<_Up>&&)): Likewise.
	* testsuite/20_util/optional/assignment/5.cc: Add a test to
	verify assignment from something that can't be perfect-forwarded.
	* testsuite/20_util/optional/cons/value.cc: Add tests to verify
	that a nested optional is disengaged when constructed
	from a disengaged element type,	and to verify that assignments
	from an engaged element type engage the optional.

From-SVN: r239593
 2016-08-18 23:33:57 +03:00
Tim Shen
197c757cb1 Implement <variant> 
* include/Makefile.am: Add new file std/variant.
	* include/Makefile.in: Generated from Makefile.am.
	* include/bits/enable_special_members.h: Add a tag type to allow
	the construction in non-default constructor.
	* include/bits/uses_allocator.h: Add convenience traits to
	detect constructibility.
	* include/std/variant: Implement <variant>.
	* testsuite/20_util/variant/compile.cc: Compile-time tests.
	* testsuite/20_util/variant/run.cc: Runtime tests.

From-SVN: r239590
 2016-08-18 20:31:26 +00:00
Jonathan Wakely
6cb9849199 Remove unintended dg-options directive 
* testsuite/tr1/3_function_objects/function/10.cc: Remove unintended
	dg-options directive.

From-SVN: r239564
 2016-08-18 10:58:28 +01:00
Jonathan Wakely
6fbf26cc57 Fix invalid dg-do directive 
* testsuite/20_util/reference_wrapper/invoke-2.cc: Fix invalid dg-do
	directive and use effective target instead of dg-options.

From-SVN: r239548
 2016-08-17 20:58:44 +01:00
Jonathan Wakely
18a20f3f25 Use effective target instead of -std in dg-options 
* testsuite/20_util/hash/chi2_q_bit_flip_set.cc: Use effective target
	instead of -std in dg-options.
	* testsuite/20_util/hash/chi2_q_bit_string_set.cc: Likewise.
	* testsuite/20_util/hash/chi2_q_numeric_pattern_set.cc: Likewise.
	* testsuite/20_util/hash/chi2_q_uniform_random.cc: Likewise.
	* testsuite/20_util/hash/quality.cc: Likewise.
	* testsuite/25_algorithms/heap/moveable.cc: Likewise.
	* testsuite/25_algorithms/heap/moveable2.cc: Likewise.
	* testsuite/25_algorithms/nth_element/random_test.cc: Likewise.
	* testsuite/25_algorithms/partial_sort/random_test.cc: Likewise.
	* testsuite/25_algorithms/partial_sort_copy/random_test.cc: Likewise.
	* testsuite/25_algorithms/sort/random_test.cc: Likewise.

From-SVN: r239547
 2016-08-17 20:43:13 +01:00
Jonathan Wakely
f771720378 Add c++11 effective target to tests for C++11 features 
* testsuite/20_util/tuple/67844.cc: Require c++11 effective target.
	* testsuite/20_util/tuple/cons/nested_tuple_construct.cc: Likewise.
	* testsuite/27_io/rvalue_streams.cc: Likewise.

From-SVN: r239545
 2016-08-17 20:23:15 +01:00
Jonathan Wakely
e30c6e0c14 Add comment explaining why -std=c++14 is needed. 
* testsuite/26_numerics/complex/literals/types.cc: Add comment.

From-SVN: r239543
 2016-08-17 17:09:15 +01:00
Jonathan Wakely
e07f4b008d Remove duplicate dg-options directive 
* testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
	Remove duplicate dg-options directive.

From-SVN: r239538
 2016-08-17 15:11:20 +01:00
Jonathan Wakely
37144e84aa Adjust DG directives in libstdc++ Profile Mode test 
* testsuite/ext/profile/all.cc: Use effective target instead of
	-std=gnu++11. Use dg-additional-options instead of repeating options.

From-SVN: r239536
 2016-08-17 14:39:14 +01:00
Jonathan Wakely
8fe79e7334 Adjust DG directives in libstdc++ XFAIL test 
* testsuite/20_util/bind/ref_neg.cc: Use effective target instead of
	-std=gnu++11. Add -fno-show-columns to dg-options. Use dg-prune-output
	instead of dg-excess-errors.

From-SVN: r239535
 2016-08-17 14:39:10 +01:00
Jonathan Wakely
c42966921a Adjust testcases for C++17 compatibility 
* testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc: Disable
	test for C++17.
	* testsuite/experimental/chrono/value.cc: Avoid ambiguities in C++17.
	* testsuite/experimental/ratio/value.cc: Likewise.
	* testsuite/ext/pb_ds/regression/hash_map_rand.cc: Disable test for
	C++17.
	* testsuite/ext/pb_ds/regression/hash_set_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/list_update_map_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/list_update_set_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/priority_queue_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/tree_map_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/tree_set_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/trie_map_rand.cc: Likewise.
	* testsuite/ext/pb_ds/regression/trie_set_rand.cc: Likewise.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	10_cyl_bessel_k/airy.cc: Adjust namespace of __detail::__airy for
	C++17 compatibility.

From-SVN: r239534
 2016-08-17 14:39:05 +01:00
Jonathan Wakely
ba364478df Adjust testcase for C++14 compatibility 
* testsuite/24_iterators/headers/iterator/range_access.cc: Adjust
	expected signatures for C++14 compatibility.

From-SVN: r239533
 2016-08-17 14:38:58 +01:00
Jonathan Wakely
657213f736 PR 77264 constrain new std::basic_string overloads 
PR libstdc++/77264
	* include/bits/basic_string.h (operator=(__sv_type)
	(append(__sv_type), assign(__sv_type), insert(size_type, __sv_type))
	(replace(size_type, size_type, __sv_type))
	(replace(const_iterator, const_iterator, __sv_type))
	(find(__sv_type, size_type), rfind(__sv_type, size_type))
	(compare(size_type, size_type, __sv_type)): Reformat.
	(_If_sv): Define helper for SFINAE constaints.
	(append(const _Tp&, size_type, size_type))
	(assign(const _Tp&, size_type, size_type))
	(insert(size_type, const _Tp&, size_type, size_type))
	(replace(size_type, size_type, const _Tp&, size_type, size_type)):
	Use _If_sv.
	* testsuite/21_strings/basic_string/modifiers/append/char/4.cc: Test
	SFINAE constraints.
	* testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/compare/char/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
	Likewise.

From-SVN: r239532
 2016-08-17 14:38:52 +01:00
Jonathan Wakely
32917686b0 PR 72847 Prevent double-free in std::vector<bool> 
PR libstdc++/72847
	* include/bits/stl_bvector.h (_Bvector_base::_M_deallocate): Zero
	pointers to start and end of storage.
	* testsuite/23_containers/vector/bool/72847.cc: New test.
	* include/bits/vector.tcc (vector<bool>::_M_reallocate): Only update
	_M_finish after deallocating.
	(vector<bool>::_M_fill_insert): Likewise.
	(vector<bool>::_M_insert_range): Likewise.
	(vector<bool>::_M_insert_aux): Likewise.

From-SVN: r239497
 2016-08-16 12:33:16 +01:00
Ville Voutilainen
5c578ae434 Implement LWG 2744 and LWG 2754. 
* include/std/any (any(ValueType&&)): Constrain with __is_in_place_type.
	(any(in_place_type_t<_ValueType>, _Args&&...)): Use _Decay.
	(any(in_place_type_t<_ValueType>, initializer_list<_Up>, _Args&&...)):
	Likewise.
	(emplace(_Args&&...)): Likewise.
	(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
	* include/std/utility: (__is_in_place_type_impl): New.
	(__is_in_place_type): Likewise.
	* testsuite/20_util/any/assign/emplace.cc: Add tests for decaying
	emplace.
	* testsuite/20_util/any/cons/in_place.cc: Add tests for decaying
	in_place constructor.
	* testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
	* testsuite/20_util/any/requirements.cc: Add a test for
	in_place-constructing a non-default-constructible type.

From-SVN: r239482
 2016-08-15 18:06:09 +03:00
Ville Voutilainen
24299f6544 Add a feature macro for C++17 make_from_tuple. 
* include/std/tuple (__cpp_lib_make_from_tuple): New.
	* testsuite/20_util/tuple/make_from_tuple/1.cc: Adjust.

From-SVN: r239480
 2016-08-15 15:46:47 +03:00
Thomas Preud'homme
f9657322cf re PR testsuite/72840 (PASS->NA: 20_util/ratio/cons/cons_overflow_neg.cc) 
2016-08-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    PR libstdc++/72840
    * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Fix dg-error
    syntax.

From-SVN: r239463
 2016-08-15 09:14:15 +00:00
Ville Voutilainen
ca1ab6be3b Implement C++17 make_from_tuple. 
* include/std/tuple (__make_from_tuple_impl, make_from_tuple): New.
	* testsuite/20_util/tuple/make_from_tuple/1.cc: Likewise.

From-SVN: r239372
 2016-08-11 17:51:47 +03:00
Ville Voutilainen
68a51b68bd Implement LWG 2758. 
* include/bits/basic_string.h
	(append(__sv_type, size_type, size_type)): Turn into a template,
	change parameter type, constrain, add a conversion to __sv_type
	from the dependent parameter type.
	(assign(__sv_type, size_type, size_type)): Likewise.
	(insert(size_type, __sv_type, size_type, size_type)): Likewise.
	(replace(size_type, size_type, __sv_type, size_type, size_type)):
	Likewise.
	(compare(size_type, size_type,__sv_type, size_type, size_type)):
	Likewise.
	* testsuite/21_strings/basic_string/lwg2758.cc: New.

From-SVN: r239370
 2016-08-11 17:45:23 +03:00
Jonathan Wakely
ea2f1f4947 * testsuite/lib/libstdc++.exp: Fix typo in comment. 
From-SVN: r239193
 2016-08-06 11:44:17 +01:00
Jonathan Wakely
6ef835c6c0 Use ::new to avoid finding overloaded operator new 
PR libstdc++/72820
	* include/std/functional (_Function_base::_Base_manager::_M_clone):
	Qualify new operator.
	* testsuite/20_util/function/cons/72820.cc: New test.

From-SVN: r239191
 2016-08-06 11:21:07 +01:00
Jonathan Wakely
3e9f67e6a2 Add std::apply for C++17 
* doc/xml/manual/status_cxx2017.xml: Add missing LFTSv2 features.
	* doc/html/manual/status.html: Regenerate.
	* include/Makefile.am: Add new header.
	* include/Makefile.in: Regenerate.
	* include/bits/invoke.h: New header.
	(__invoke): Make constexpr. Add && to types in exception specification.
	* include/experimental/tuple (apply, __apply_impl): Fix non-reserved
	names. Include <bits/invoke.h> and use std::__invoke.
	* include/std/functional (__invfwd, __invoke_impl, __invoke): Move to
	new header.
	(invoke): Add && to types in exception specification.
	* include/std/tuple (apply, __apply_impl): Define for C++17.
	* testsuite/20_util/tuple/apply/1.cc: New test.
	* testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error
	lineno.

From-SVN: r239183
 2016-08-06 01:06:02 +01:00
Jonathan Wakely
5f6acdfb0b Implement C++17 rounding functions for std::chrono (P0092R1) 
* include/std/chrono (floor, ceil, round, abs): New for C++17.
	* testsuite/20_util/duration_cast/rounding.cc: New test.
	* testsuite/20_util/time_point_cast/rounding.cc: New test.
	* doc/xml/manual/status_cxx2017.xml: Update status table.
	* doc/html/manual/status.html: Regenerate.
	* testsuite/20_util/duration/requirements/typedefs_neg1.cc: Adjust
	dg-error lineno.
	* testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
	* testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
	* testsuite/20_util/duration/literals/range.cc: Likewise.

From-SVN: r239170
 2016-08-05 14:52:59 +01:00
Jonathan Wakely
98e6e66233 Use __invoke in std::function internals 
* include/std/functional (__callable_functor): Remove.
	(_Function_handler::_M_invoke): Use __invoke instead of
	__callable_functor or mem_fn.
	(function::_Callable): Use lvalue in result_of expression.
	(function): Remove TODO comments about allocators.
	* testsuite/20_util/function/cons/refqual.cc: New test.

From-SVN: r239166
 2016-08-05 10:00:34 +01:00
Jonathan Wakely
42183d034d Define std::is_callable and std::is_nothrow_callable 
* doc/xml/manual/status_cxx2017.xml: Update status table.
	* include/std/functional (__inv_unwrap): Move to <type_traits>.
	(__invoke_impl): Remove exception specifications.
	(__invoke, invoke): Add exception specifications using
	__is_nothrow_callable.
	* include/std/type_traits (__inv_unwrap): Move from <functional>.
	(__is_callable_impl, __call_is_nt, __call_is_nothrow): New helpers.
	(__is_callable, __is_nothrow_callable): New traits.
	(is_callable, is_callable_v): New C++17 traits.
	(is_nothrow_callable, is_nothrow_callable_v): Likewise.
	* testsuite/20_util/is_callable/requirements/
	explicit_instantiation.cc: New test.
	* testsuite/20_util/is_callable/requirements/
	explicit_instantiation_ext.cc: New test.
	* testsuite/20_util/is_callable/requirements/typedefs.cc: New test.
	* testsuite/20_util/is_callable/requirements/typedefs_ext.cc: New
	test.
	* testsuite/20_util/is_callable/value.cc: New test.
	* testsuite/20_util/is_callable/value_ext.cc: New test.
	* testsuite/20_util/is_nothrow_callable/requirements/
	explicit_instantiation.cc: New test.
	* testsuite/20_util/is_nothrow_callable/requirements/
	explicit_instantiation_ext.cc: New test.
	* testsuite/20_util/is_nothrow_callable/requirements/typedefs.cc:
	New test.
	* testsuite/20_util/is_nothrow_callable/requirements/typedefs_ext.cc:
	New test.
	* testsuite/20_util/is_nothrow_callable/value.cc: New test.
	* testsuite/20_util/is_nothrow_callable/value_ext.cc: New test.

From-SVN: r239145
 2016-08-04 19:02:56 +01:00
Jonathan Wakely
9a8e528cf1 Define std::enable_shared_from_this::weak_from_this 
* testsuite/20_util/enable_shared_from_this/members/reinit.cc: Use
	effective target not dg-options. Move check for feature-test macro to:
	* testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc:
	New test.

From-SVN: r239121
 2016-08-04 13:33:10 +01:00
Jonathan Wakely
7d2035fafe Simplify std::__invoke_impl definitions 
* include/std/functional (_Unwrap): Rename to __inv_unwrap.
	(__invfwd): Adjust.
	(__invoke_impl): Remove unused template parameters.
	* testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
	parameter.
	* testsuite/20_util/function_objects/invoke/ref_ext.cc: Copy 59768.cc
	and test __invoke extension for C++11.

From-SVN: r239120
 2016-08-04 12:09:29 +01:00
Jonathan Wakely
c7fdbdcdbd Define feature-test macro for std::enable_shared_from_this 
* include/bits/shared_ptr_base.h (__cpp_lib_enable_shared_from_this):
	Define feature-test macro.
	* testsuite/20_util/enable_shared_from_this/members/reinit.cc: Test
	for the macro.

From-SVN: r239094
 2016-08-03 20:10:06 +01:00
Jonathan Wakely
f21f4463ad Define std::shared_ptr::weak_type 
* include/bits/shared_ptr.h (shared_ptr::weak_type): Define.
	* include/bits/shared_ptr_base.h (__shared_ptr::weak_type): Define.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error.
	* testsuite/20_util/shared_ptr/requirements/weak_type.cc: New test.
	* testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.

From-SVN: r239093
 2016-08-03 20:09:57 +01:00
Jonathan Wakely
32eaac9c91 Define std::as_const 
* include/std/utility (as_const): Define.
	* testsuite/20_util/as_const/1.cc: New test.
	* testsuite/20_util/as_const/rvalue_neg.cc: New test.

From-SVN: r239090
 2016-08-03 19:11:23 +01:00
Jonathan Wakely
b7dabce5f3 Define std::owner_less<void> specialization (P0074R0) 
* include/bits/shared_ptr.h (owner_less): Add default template
	argument.
	* include/bits/shared_ptr_base.h (_Sp_owner_less<void, void>): Define
	specialization.
	(owner_less<void>): Define specialization.
	* include/bits/stl_function.h (__cpp_lib_transparent_operators):
	Update value.
	* testsuite/20_util/owner_less/void.cc: New test.
	* testsuite/experimental/feat-cxx14.cc: Update macro value tested.

From-SVN: r239089
 2016-08-03 19:11:18 +01:00
Jonathan Wakely
0bd9bdb4db Define __cpp_lib_generic_associative_lookup feature-test macro 
* include/bits/stl_function.h: Remove commented-out macro.
	* include/bits/stl_tree.h (__cpp_lib_generic_associative_lookup):
	Define feature-test macro.
	* testsuite/experimental/feat-cxx14.cc: Add tests for more macros.

From-SVN: r239084
 2016-08-03 17:42:31 +01:00
Jonathan Wakely
f8571e5150 Enable Mathematical Special Functions for C++17 
* include/bits/c++config (_GLIBCXX_USE_STD_SPEC_FUNCS): Define for
	C++17, or for C++11/C++14 when __STDCPP_WANT_MATH_SPEC_FUNCS__ is
	true.
	* include/bits/specfun.h [!__STDCPP_WANT_MATH_SPEC_FUNCS__]: Don't
	do #error for C++17.
	* include/c_global/cmath: Check _GLIBCXX_USE_STD_SPEC_FUNCS instead
	of __STDCPP_WANT_MATH_SPEC_FUNCS__.
	* include/tr1/bessel_function.tcc: Likewise.
	* include/tr1/beta_function.tcc: Likewise.
	* include/tr1/cmath: Likewise.
	* include/tr1/ell_integral.tcc: Likewise.
	* include/tr1/exp_integral.tcc: Likewise.
	* include/tr1/gamma.tcc: Likewise.
	* include/tr1/hypergeometric.tcc: Likewise.
	* include/tr1/legendre_function.tcc: Likewise.
	* include/tr1/modified_bessel_func.tcc: Likewise.
	* include/tr1/poly_hermite.tcc: Likewise.
	* include/tr1/poly_laguerre.tcc: Likewise.
	* include/tr1/riemann_zeta.tcc: Likewise.
	* include/tr1/special_function_util.h: Likewise.
	* testsuite/26_numerics/headers/cmath/functions_std_c++17.cc: New.

From-SVN: r239081
 2016-08-03 16:54:13 +01:00
Jonathan Wakely
27631a2542 Remove deprecated has_trivial_xxx traits 
* include/std/type_traits (has_trivial_default_constructor): Remove.
	(has_trivial_copy_constructor, has_trivial_copy_assign): Likewise.
	* testsuite/20_util/has_trivial_copy_assign/requirements/
	explicit_instantiation.cc: Remove test.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
	line number.
	* testsuite/20_util/has_trivial_copy_assign/requirements/typedefs.cc:
	Likewise.
	* testsuite/20_util/has_trivial_copy_assign/value.cc: Likewise.
	* testsuite/20_util/has_trivial_copy_constructor/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/has_trivial_copy_constructor/requirements/
	typedefs.cc: Likewise.
	* testsuite/20_util/has_trivial_copy_constructor/value.cc: Likewise.
	* testsuite/20_util/has_trivial_default_constructor/requirements/
	explicit_instantiation.cc: Likewise.
	* testsuite/20_util/has_trivial_default_constructor/requirements/
	typedefs.cc: Likewise.
	* testsuite/20_util/has_trivial_default_constructor/value.cc:
	Likewise.
	* testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
	Check has_trivial_default_constructor, has_trivial_copy_constructor,
	and has_trivial_copy_assign are not defined.
	* testsuite/20_util/pair/requirements/dr801.cc: Remove commented out
	tests.
	* testsuite/20_util/tuple/requirements/dr801.cc: Likewise.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
	dg-error line number.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.

From-SVN: r239079
 2016-08-03 16:18:30 +01:00
Jonathan Wakely
589a30d1a4 Fix std::wstring allocator tests 
* testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
	Remove reundant check for _GLIBCXX_USE_WCHAR_T and fix char type.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
	Likewise.

From-SVN: r238996
 2016-08-02 20:34:36 +01:00
Jonathan Wakely
8bcd00bb13 Improve comments on check_v3_target_filesystem_ts 
* testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Improve
	comments.

From-SVN: r238995
 2016-08-02 20:34:30 +01:00
Jonathan Wakely
a4e1011c49 Move dg-error directives to relevant lines 
* testsuite/19_diagnostics/error_code/operators/bool_neg.cc: Move
	dg-error to relevant line.
	* testsuite/19_diagnostics/error_condition/operators/bool_neg.cc:
	Likewise.
	* testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Likewise.

From-SVN: r238994
 2016-08-02 20:34:25 +01:00
Jonathan Wakely
807bd0963e Skip C tests if test flags include C++ options 
* testsuite/18_support/bad_exception/23591_thread-1.c: Skip test if
	options are present that aren't valid for C.
	* testsuite/abi/header_cxxabi.c: Likewise.

From-SVN: r238988
 2016-08-02 14:32:26 +01:00
Jonathan Wakely
8c65cd3054 Test TR1 special functions without adding them to std 
* testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/
	check_value.cc: Do not add special functions to namespace std in TR1
	test.

From-SVN: r238987
 2016-08-02 14:32:21 +01:00
Jonathan Wakely
196c9e7a7d Only run math special function tests for C++11 and later 
* testsuite/ext/special_functions/conf_hyperg/check_nan.cc: Only
	run for C++11 and later.
	* testsuite/ext/special_functions/conf_hyperg/check_value.cc:
	Likewise.
	* testsuite/ext/special_functions/conf_hyperg/compile.cc: Likewise.
	* testsuite/ext/special_functions/hyperg/check_nan.cc: Likewise.
	* testsuite/ext/special_functions/hyperg/check_value.cc: Likewise.
	* testsuite/ext/special_functions/hyperg/compile.cc: Likewise.
	* testsuite/special_functions/01_assoc_laguerre/check_nan.cc:
	Likewise.
	* testsuite/special_functions/01_assoc_laguerre/check_value.cc:
	Likewise.
	* testsuite/special_functions/01_assoc_laguerre/compile.cc: Likewise.
	* testsuite/special_functions/01_assoc_laguerre/compile_2.cc:
	Likewise.
	* testsuite/special_functions/02_assoc_legendre/check_nan.cc:
	Likewise.
	* testsuite/special_functions/02_assoc_legendre/check_value.cc:
	Likewise.
	* testsuite/special_functions/02_assoc_legendre/compile.cc: Likewise.
	* testsuite/special_functions/02_assoc_legendre/compile_2.cc:
	* testsuite/special_functions/03_beta/check_nan.cc: Likewise.
	* testsuite/special_functions/03_beta/check_value.cc: Likewise.
	* testsuite/special_functions/03_beta/compile.cc: Likewise.
	* testsuite/special_functions/03_beta/compile_2.cc: Likewise.
	* testsuite/special_functions/04_comp_ellint_1/check_nan.cc: Likewise.
	* testsuite/special_functions/04_comp_ellint_1/check_value.cc:
	Likewise.
	* testsuite/special_functions/04_comp_ellint_1/compile.cc: Likewise.
	* testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Likewise.
	* testsuite/special_functions/05_comp_ellint_2/check_nan.cc: Likewise.
	* testsuite/special_functions/05_comp_ellint_2/check_value.cc:
	Likewise.
	* testsuite/special_functions/05_comp_ellint_2/compile.cc: Likewise.
	* testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Likewise.
	* testsuite/special_functions/06_comp_ellint_3/check_nan.cc: Likewise.
	* testsuite/special_functions/06_comp_ellint_3/check_value.cc:
	Likewise.
	* testsuite/special_functions/06_comp_ellint_3/compile.cc: Likewise.
	* testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Likewise.
	* testsuite/special_functions/07_cyl_bessel_i/check_nan.cc: Likewise.
	* testsuite/special_functions/07_cyl_bessel_i/check_value.cc:
	Likewise.
	* testsuite/special_functions/07_cyl_bessel_i/compile.cc: Likewise.
	* testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Likewise.
	* testsuite/special_functions/07_cyl_bessel_i/pr56216.cc: Likewise.
	* testsuite/special_functions/08_cyl_bessel_j/check_nan.cc: Likewise.
	* testsuite/special_functions/08_cyl_bessel_j/check_value.cc:
	Likewise.
	* testsuite/special_functions/08_cyl_bessel_j/compile.cc: Likewise.
	* testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Likewise.
	* testsuite/special_functions/09_cyl_bessel_k/check_nan.cc: Likewise.
	* testsuite/special_functions/09_cyl_bessel_k/check_value.cc:
	Likewise.
	* testsuite/special_functions/09_cyl_bessel_k/compile.cc: Likewise.
	* testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Likewise.
	* testsuite/special_functions/10_cyl_neumann/check_nan.cc: Likewise.
	* testsuite/special_functions/10_cyl_neumann/check_value.cc: Likewise.
	* testsuite/special_functions/10_cyl_neumann/compile.cc: Likewise.
	* testsuite/special_functions/10_cyl_neumann/compile_2.cc: Likewise.
	* testsuite/special_functions/11_ellint_1/check_nan.cc: Likewise.
	* testsuite/special_functions/11_ellint_1/check_value.cc: Likewise.
	* testsuite/special_functions/11_ellint_1/compile.cc: Likewise.
	* testsuite/special_functions/11_ellint_1/compile_2.cc: Likewise.
	* testsuite/special_functions/12_ellint_2/check_nan.cc: Likewise.
	* testsuite/special_functions/12_ellint_2/check_value.cc: Likewise.
	* testsuite/special_functions/12_ellint_2/compile.cc: Likewise.
	* testsuite/special_functions/12_ellint_2/compile_2.cc: Likewise.
	* testsuite/special_functions/13_ellint_3/check_nan.cc: Likewise.
	* testsuite/special_functions/13_ellint_3/check_value.cc: Likewise.
	* testsuite/special_functions/13_ellint_3/compile.cc: Likewise.
	* testsuite/special_functions/13_ellint_3/compile_2.cc: Likewise.
	* testsuite/special_functions/14_expint/check_nan.cc: Likewise.
	* testsuite/special_functions/14_expint/check_value.cc: Likewise.
	* testsuite/special_functions/14_expint/compile.cc: Likewise.
	* testsuite/special_functions/14_expint/compile_2.cc: Likewise.
	* testsuite/special_functions/15_hermite/check_nan.cc: Likewise.
	* testsuite/special_functions/15_hermite/check_value.cc: Likewise.
	* testsuite/special_functions/15_hermite/compile.cc: Likewise.
	* testsuite/special_functions/15_hermite/compile_2.cc: Likewise.
	* testsuite/special_functions/16_laguerre/check_nan.cc: Likewise.
	* testsuite/special_functions/16_laguerre/check_value.cc: Likewise.
	* testsuite/special_functions/16_laguerre/compile.cc: Likewise.
	* testsuite/special_functions/16_laguerre/compile_2.cc: Likewise.
	* testsuite/special_functions/17_legendre/check_nan.cc: Likewise.
	* testsuite/special_functions/17_legendre/check_value.cc: Likewise.
	* testsuite/special_functions/17_legendre/compile.cc: Likewise.
	* testsuite/special_functions/17_legendre/compile_2.cc: Likewise.
	* testsuite/special_functions/18_riemann_zeta/check_nan.cc: Likewise.
	* testsuite/special_functions/18_riemann_zeta/check_value.cc:
	Likewise.
	* testsuite/special_functions/18_riemann_zeta/compile.cc: Likewise.
	* testsuite/special_functions/18_riemann_zeta/compile_2.cc: Likewise.
	* testsuite/special_functions/19_sph_bessel/check_nan.cc: Likewise.
	* testsuite/special_functions/19_sph_bessel/check_value.cc: Likewise.
	* testsuite/special_functions/19_sph_bessel/compile.cc: Likewise.
	* testsuite/special_functions/19_sph_bessel/compile_2.cc: Likewise.
	* testsuite/special_functions/20_sph_legendre/check_nan.cc: Likewise.
	* testsuite/special_functions/20_sph_legendre/check_value.cc:
	Likewise.
	* testsuite/special_functions/20_sph_legendre/compile.cc: Likewise.
	* testsuite/special_functions/20_sph_legendre/compile_2.cc: Likewise.
	* testsuite/special_functions/21_sph_neumann/check_nan.cc: Likewise.
	* testsuite/special_functions/21_sph_neumann/check_value.cc: Likewise.
	* testsuite/special_functions/21_sph_neumann/compile.cc: Likewise.
	* testsuite/special_functions/21_sph_neumann/compile_2.cc: Likewise.

From-SVN: r238986
 2016-08-02 14:32:16 +01:00
Jonathan Wakely
69332dba20 Make TR1 special function tests support C++98 
* testsuite/tr1/5_numerical_facilities/special_functions/
	08_cyl_bessel_i/check_value.cc: Use __attribute__((unused)) instead
	of [[gnu::unused]].
	* testsuite/tr1/5_numerical_facilities/special_functions/
	09_cyl_bessel_j/check_value.cc: Likewise.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	10_cyl_bessel_k/check_value.cc: Likewise.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	11_cyl_neumann/check_value.cc: Likewise.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	21_sph_bessel/check_value.cc: Likewise.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	23_sph_neumann/check_value.cc: Likewise.

From-SVN: r238985
 2016-08-02 14:32:02 +01:00
Jonathan Wakely
e877144da9 Skip scan-assembler test when -flto is used 
* testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Skip
	test if -flto used.

From-SVN: r238981
 2016-08-02 11:02:25 +01:00
Jonathan Wakely
c1b6948e1b Support using -flto with libstdc++ testsuite 
* testsuite/lib/libstdc++.exp (v3-build_support): Add -fno-lto to
	additional flags for compiling libtestc++.a objects.

From-SVN: r238978
 2016-08-02 10:40:50 +01:00
Jonathan Wakely
92d58deefa Add non-const std::basic_string::data() for C++17 
* include/bits/basic_string.h (data() const): Update comment.
	(data()): Add non-const overload for C++17.
	* 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: r238963
 2016-08-01 21:12:58 +01:00
Jonathan Wakely
9839ff60d0 Remove ignored "xfail" from dg-do compile directives 
* testsuite/23_containers/unordered_map/requirements/53339.cc: Remove
	ignored "xfail" from { dg-do compile { xfail selector } } directive.
	* testsuite/23_containers/unordered_multimap/requirements/53339.cc:
	Likewise.
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++11.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++98.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c.cc: Likewise.

From-SVN: r238954
 2016-08-01 15:13:06 +01:00
Jonathan Wakely
cbcc9fe8b8 Fix __gnu_cxx::hash_set test to pass in C++98 mode 
* testsuite/backward/hash_set/check_construct_destroy.cc: Account
	for different construct/destroy counts in C++98 mode.

From-SVN: r238952
 2016-08-01 13:45:47 +01:00
Jonathan Wakely
7481147265 Remove "-x c" from dg-options in libstdc++ C++ test 
* testsuite/17_intro/freestanding.cc: Remove "-x c" from dg-options.

From-SVN: r238946
 2016-08-01 13:18:23 +01:00
Jonathan Wakely
a02a61eeaa Limit std::tuple tests to run for C++11 and later 
* testsuite/20_util/tuple/cons/66338.cc: Limit test to C++11 and
	later.
	* testsuite/20_util/tuple/cons/element_accepts_anything_byval.cc:
	Likewise.

From-SVN: r238945
 2016-08-01 13:18:18 +01:00
Jonathan Wakely
98b5fb3cbc Make libstdc++ debug mode test valid for C++98 
* testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Use
	C++98-compatible initialization for array.

From-SVN: r238944
 2016-08-01 13:18:13 +01:00
Jonathan Wakely
6f3b889189 Remove unused headers and variables from libstdc++ tests 
* testsuite/20_util/shared_ptr/assign/auto_ptr_rvalue.cc: Remove
	unused header and variable from compile-only test.
	* testsuite/20_util/shared_ptr/assign/unique_ptr_rvalue.cc: Likewise.
	* testsuite/28_regex/basic_regex/assign/char/cstring.cc: Likewise.
	* testsuite/28_regex/basic_regex/ctors/string_wchar_t.cc: Likewise.
	* testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
	Likewise.

From-SVN: r238943
 2016-08-01 13:18:08 +01:00
Jonathan Wakely
2ab794ebf5 Remove duplicate dg-options directive in string_view test 
* testsuite/experimental/string_view/operations/rfind/char/2.cc:
	Remove duplicate dg-options directive.

From-SVN: r238942
 2016-08-01 13:17:59 +01:00
Jonathan Wakely
4d16871b22 Use -std=gnu++98 instead of -std=gnu++03 in test 
* testsuite/20_util/specialized_algorithms/uninitialized_copy/
	808590.cc: Use -std=gnu++98 instead of -std=gnu++03.

From-SVN: r238941
 2016-08-01 13:17:54 +01:00
Jonathan Wakely
e350983522 Remove linker options from compile-only tests 
* testsuite/20_util/make_signed/requirements/typedefs-2.cc: Remove
	linker options from compile-only tests.
	* testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
	Likewise.

From-SVN: r238940
 2016-08-01 13:17:49 +01:00
Jonathan Wakely
9b46e4d6dd Run std::ios_base enum tests for C++11 and up 
* testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Make test
	supported for C++11 and later.
	* testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
	* testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.

From-SVN: r238939
 2016-08-01 13:17:43 +01:00
Jonathan Wakely
c4da1da21e Change std::conditional test to compile-only 
* testsuite/20_util/conditional/requirements/typedefs.cc: Change to
	compile-only test.

From-SVN: r238930
 2016-07-31 20:37:14 +01:00
Jonathan Wakely
9d5b70b036 Ensure std::atomic test is compiled with optimization 
* testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
	Ensure test is compiled with optimization.

From-SVN: r238929
 2016-07-31 20:30:16 +01:00
Jonathan Wakely
ee62805728 Fix DR 438 std::list test to pass in C++98 mode 
* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
	Adjust dg-prune-output pattern for error in C++98 mode.

From-SVN: r238928
 2016-07-31 20:21:59 +01:00
Jonathan Wakely
d23d1bee8c Enable std::regex test for C++11 or later 
* testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Only
	run for C++11 or later.

From-SVN: r238927
 2016-07-31 19:54:31 +01:00
Jonathan Wakely
f2738d6cf2 Fix non-portable std::regex test and test more cases 
* testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Fix
	test to not rely on GNU extension (escaped normal characters in POSIX
	BRE). Enable tests for other strings which are now supported.

From-SVN: r238926
 2016-07-31 19:46:30 +01:00
Jonathan Wakely
77f3d97909 Allow std::pair test to run in C++11 mode too 
* testsuite/20_util/pair/astuple/get_neg.cc: Use effective-target
	c++11 instead of setting -std=gnu++14.

From-SVN: r238925
 2016-07-31 19:12:28 +01:00
Jonathan Wakely
3c040fa4a2 libstdc++/72745 add static assertion for invalid tuple access 
PR libstdc++/72745
	* include/std/array (get): Use positive message for static assertions.
	* include/std/functional (_Safe_tuple_element_t): Fix indentation.
	* include/std/tuple (tuple_element<I, tuple<>>): Add partial
	specialization for invalid indices, with static assertion.
	* testsuite/20_util/tuple/element_access/get_neg.cc: New test.

From-SVN: r238924
 2016-07-31 18:08:52 +01:00
Jonathan Wakely
f245e3a0ee Move dg-error directives to relevant lines 
* testsuite/20_util/duration/requirements/typedefs_neg3.cc: Move
	dg-error to relevant line.
	* testsuite/20_util/headers/type_traits/types_std_c++0x_neg.cc:
	Likewise.
	* testsuite/23_containers/forward_list/requirements/dr438/
	assign_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/forward_list/requirements/dr438/
	insert_neg.cc: Likewise.
	* testsuite/26_numerics/headers/cmath/types_std_c++0x_neg.cc:
	Likewise.
	* testsuite/26_numerics/random/linear_congruential_engine/
	requirements/non_uint_neg.cc: Likewise.
	* testsuite/29_atomics/headers/atomic/types_std_c++0x_neg.cc:
	Likewise. Also test for std::atomic_address.

From-SVN: r238923
 2016-07-31 17:51:08 +01:00
Ville Voutilainen
8c9142276b Add missing variable traits, fix testsuite failures. 
* include/bits/uses_allocator.h (uses_allocator_v): New.
	* include/std/functional (is_bind_expression_v, is_placeholder_v):
	Likewise.
	* testsuite/20_util/bind/is_placeholder_v.cc: Likewise.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust.
	* testsuite/20_util/duration/literals/range.cc: Likewise.
	* testsuite/20_util/duration/requirements/typedefs_neg1.cc: Likewise.
	* testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
	* testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Likewise.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.
	* testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Likewise.
	* testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc:
	New.

From-SVN: r238921
 2016-07-31 17:52:53 +03:00
Jonathan Wakely
2f2971492b Check __STRICT_ANSI__ for 128-bit arithmetic types 
* testsuite/18_support/numeric_limits/40856.cc [__STRICT_ANSI__]: Do
	not test 128-bit types.
	* testsuite/20_util/is_floating_point/value.cc: Likewise.
	* testsuite/20_util/is_integral/value.cc: Likewise.
	* testsuite/20_util/is_signed/value.cc: Likewise.
	* testsuite/20_util/is_unsigned/value.cc: Likewise.
	* testsuite/20_util/make_signed/requirements/typedefs-1.cc: Likewise.
	* testsuite/20_util/make_signed/requirements/typedefs-2.cc: Likewise.
	* testsuite/20_util/make_unsigned/requirements/typedefs-1.cc:
	Likewise.
	* testsuite/20_util/make_unsigned/requirements/typedefs-2.cc:
	Likewise.

From-SVN: r238918
 2016-07-31 14:06:38 +01:00
Jonathan Wakely
7523c5eb1a Fix file extension of libstdc++ test 
* testsuite/26_numerics/headers/cstdlib/54686.c: Rename to 54686.cc.

From-SVN: r238917
 2016-07-31 14:03:46 +01:00
Ville Voutilainen
137422c80c Implement C++17 variable templates for type traits. 
* include/std/chrono (treat_as_floating_point_v): New.
	* include/std/ratio (ratio_equal_v, ratio_not_equal_v)
	(ratio_less_v, ratio_less_equal_v, ratio_greater_v)
	(ratio_greater_equal_v): Likewise.
	* include/std/system_error (is_error_code_enum_v)
	(is_error_condition_enum_v): Likewise.
	* include/std/tuple (tuple_size_v): Likewise.
	* type_traits (conjunction_v, disjunction_v, negation_v)
	(is_void_v, is_null_pointer_v, is_integral_v, is_floating_point_v)
	(is_array_v, is_pointer_v, is_lvalue_reference_v)
	(is_rvalue_reference_v, is_member_object_pointer_v)
	(is_member_function_pointer_v, is_enum_v, is_union_v)
	(is_class_v, is_function_v, is_reference_v, is_arithmetic_v)
	(is_fundamental_v, is_object_v, is_scalar_v, is_compound_v)
	(is_member_pointer_v, is_const_v, is_volatile_v, is_trivial_v)
	(is_trivially_copyable_v, is_standard_layout_v)
	(is_pod_v, is_literal_type_v, is_empty_v, is_polymorphic_v)
	(is_abstract_v, is_final_v, is_signed_v, is_unsigned_v)
	(is_constructible_v, is_default_constructible_v)
	(is_copy_constructible_v, is_move_constructible_v)
	(is_assignable_v, is_copy_assignable_v, is_move_assignable_v)
	(is_destructible_v, is_trivially_constructible_v)
	(is_trivially_default_constructible_v)
 	(is_trivially_copy_constructible_v, is_trivially_move_constructible_v)
	(is_trivially_assignable_v, is_trivially_copy_assignable_v)
	(is_trivially_move_assignable_v, is_trivially_destructible_v)
	(is_nothrow_constructible_v, is_nothrow_default_constructible_v)
	(is_nothrow_copy_constructible_v, is_nothrow_move_constructible_v)
	(is_nothrow_assignable_v, is_nothrow_copy_assignable_v)
	(is_nothrow_move_assignable_v, is_nothrow_destructible_v)
	(has_virtual_destructor_v, alignment_of_v, rank_v, extent_v)
	(is_same_v, is_base_of_v, is_convertible_v): Likewise.
	* testsuite/19_diagnostics/error_code/is_error_code_v.cc: Likewise.
	* testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc:
	Likewise.
	* testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise.
	* testsuite/20_util/tuple/tuple_size_v.cc: Likewise.
	* testsuite/20_util/variable_templates_for_traits.cc: Likewise.

From-SVN: r238892
 2016-07-29 22:01:39 +03:00
Jonathan Wakely
62589e99d1 New libstdc++ symbol version for new basic_string symbols 
* acinclude.m4 (libtool_VERSION): Bump to 6:23:0.
	* config/abi/pre/gnu.ver: Add 3.4.23 version for new basic_string
	symbols.
	* configure: Regenerate.
	* testsuite/util/testsuite_abi.cc: Add new symbol version.

From-SVN: r238853
 2016-07-29 11:42:17 +01:00
Jonathan Wakely
1a2196e484 Fix DR 438 container tests to pass in C++98 mode 
* testsuite/23_containers/deque/requirements/dr438/assign_neg.cc:
	Adjust dg-prune-output pattern for error in C++98 mode.
	* testsuite/23_containers/deque/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/deque/requirements/dr438/
	constructor_2_neg.cc: Likewise.
	* testsuite/23_containers/deque/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/assign_neg.cc:
	Likewise.
	* testsuite/23_containers/list/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/list/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/vector/requirements/dr438/assign_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.
	* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
	Likewise.

From-SVN: r238837
 2016-07-28 22:00:45 +01:00
Jonathan Wakely
e539b4ff2f Fix std::vector test to pass in C++98 mode 
* testsuite/23_containers/vector/check_construct_destroy.cc: Account
	for different construct/destroy counts in C++98 mode.

From-SVN: r238836
 2016-07-28 22:00:39 +01:00
Jonathan Wakely
c3c2f97308 Use dg-additional-options in libstdc++ tests 
* testsuite/17_intro/headers/c++2011/stdc++.cc: Change target-specific
	dg-options to dg-additional-options so that default options are used.
	* testsuite/17_intro/headers/c++2011/stdc++_multiple_inclusion.cc:
	Likewise.
	* testsuite/17_intro/headers/c++2014/stdc++.cc: Likewise.
	* testsuite/17_intro/headers/c++2014/stdc++_multiple_inclusion.cc:
	Likewise.
	* testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc:
	Use dg-additional-options instead of repeating the common options.

From-SVN: r238835
 2016-07-28 22:00:34 +01:00
Jonathan Wakely
2de6b25424 Fix invalid dg-do directives in libstdc++ tests 
* testsuite/22_locale/conversions/string/1.cc: Remove unintended
	dg-do compile directive.
	* testsuite/26_numerics/headers/cmath/fabs_inline.cc: Fix syntax of
	dg-do directive.
	* testsuite/26_numerics/valarray/const_bracket.cc: Likewise.

From-SVN: r238834
 2016-07-28 22:00:19 +01:00
Ville Voutilainen
ca8f2cb137 Implement std::string_view and P0254r2, 
Integrating std::string_view and std::string.
	* include/Makefile.am: Add string_view and string_view.tcc
	to the exported headers.
	* include/Makefile.in: Likewise.
	* include/bits/basic_string.h: Include <string_view> in C++17 mode.
	(__sv_type): New.
	(basic_string(__sv_type, const _Alloc&)): Likewise.
	(operator=(__sv_type)): Likewise.
	(operator __sv_type()): Likewise.
	(operator+=(__sv_type)): Likewise.
	(append(__sv_type __sv)): Likewise.
	(append(__sv_type, size_type, size_type)): Likewise.
	(assign(__sv_type)): Likewise.
	(assign(__sv_type, size_type, size_type)): Likewise.
	(insert(size_type, __sv_type)): Likewise.
	(insert(size_type, __sv_type, size_type, size_type)): Likewise.
	(replace(size_type, size_type, __sv_type)): Likewise.
	(replace(size_type, size_type, __sv_type, size_type, size_type)):
	Likewise.
	(replace(const_iterator, const_iterator, __sv_type)): Likewise.
	(find(__sv_type, size_type)): Likewise.
	(rfind(__sv_type, size_type)): Likewise.
	(find_first_of(__sv_type, size_type)): Likewise.
	(find_last_of(__sv_type, size_type)): Likewise.
	(find_first_not_of(__sv_type, size_type)): Likewise.
	(find_last_not_of(__sv_type, size_type)): Likewise.
	(compare(__sv_type)): Likewise.
	(compare(size_type, size_type, __sv_type)): Likewise.
	(compare(size_type, size_type, __sv_type, size_type, size_type)):
	Likewise.
	* include/bits/string_view.tcc: New.
	* include/std/string_view: Likewise.
	* testsuite/21_strings/basic_string/cons/char/7.cc: Likewise.
	* testsuite/21_strings/basic_string/cons/wchar_t/7.cc: Likewise.
	* testsuite/21_strings/basic_string/modifiers/append/char/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/append/wchar_t/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/assign/char/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/assign/wchar_t/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/insert/char/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/insert/wchar_t/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/replace/char/7.cc:
	Likewise.
	* testsuite/21_strings/basic_string/modifiers/replace/wchar_t/7.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/compare/char/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/compare/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/find/char/5.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc:
	Likewise.
	* testsuite/21_strings/basic_string/operators/char/5.cc: Likewise.
	* testsuite/21_strings/basic_string/operators/wchar_t/5.cc: Likewise.
	* testsuite/21_strings/basic_string_view/capacity/1.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/char/1.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/char/2.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/char/3.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/wchar_t/1.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/wchar_t/2.cc: Likewise.
	* testsuite/21_strings/basic_string_view/cons/wchar_t/3.cc: Likewise.
	* testsuite/21_strings/basic_string_view/element_access/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/char/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/char/empty.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/char/front_back.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/wchar_t/empty.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/element_access/wchar_t/front_back.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/include.cc: Likewise.
	* testsuite/21_strings/basic_string_view/inserters/char/1.cc: Likewise.
	* testsuite/21_strings/basic_string_view/inserters/char/2.cc: Likewise.
	* testsuite/21_strings/basic_string_view/inserters/char/3.cc: Likewise.
	* testsuite/21_strings/basic_string_view/inserters/pod/10081-out.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/inserters/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/inserters/wchar_t/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/modifiers/remove_prefix/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/modifiers/remove_prefix/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/modifiers/remove_suffix/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/modifiers/remove_suffix/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/compare/char/13650.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/compare/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/compare/wchar_t/13650.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/copy/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/copy/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/data/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/data/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/char/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/char/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/char/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/wchar_t/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/find/wchar_t/4.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/char/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/rfind/wchar_t/3.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/string_conversion/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/substr/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operations/substr/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/operators/char/2.cc: Likewise.
	* testsuite/21_strings/basic_string_view/operators/wchar_t/2.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/range_access/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char16_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/char32_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/explicit_instantiation/wchar_t/1.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/requirements/typedefs.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/typedefs.cc: Likewise.
	* testsuite/21_strings/basic_string_view/types/1.cc: Likewise.

From-SVN: r238823
 2016-07-28 18:15:26 +03:00
Jonathan Wakely
427f68c6c2 * testsuite/20_util/forward/1_neg.cc: Move dg-error to right line. 
From-SVN: r238793
 2016-07-27 18:32:45 +01:00
Georeth Chow
a837417c79 Fix missing qualification in <ext/rope> 
2016-07-25  Georeth Chow  <georeth2010@gmail.com>

	* include/ext/ropeimpl.h (rope<>::_S_dump(_RopeRep*, int)): Qualify
	_S_concat enumerator.
	* testsuite/ext/rope/6.cc: New test.

From-SVN: r238711
 2016-07-25 13:56:12 +01:00
Jonathan Wakely
19bb30c065 Use std::mt19937, std::thread and std::atomic to simplify tests 
* testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc: Use
	std::mt19937, std::thread and std::atomic to simplify test.
	* testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc: Likewise.

From-SVN: r238703
 2016-07-25 11:31:53 +01:00
Jonathan Wakely
8cab3d18f0 Move allocator in std::string and RB tree move constructors 
PR libstdc++/71964
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI]
	(basic_string::_Alloc_hider(pointer, _Alloc&&)): Add constructor.
	* include/bits/stl_tree.h (_Rb_tree(_Rb_tree&&)): Move allocator.
	* testsuite/21_strings/basic_string/allocator/71964.cc: New test.
	* testsuite/23_containers/set/allocator/71964.cc: New test.

From-SVN: r238647
 2016-07-22 16:03:11 +01:00
Jonathan Wakely
960637ac1a Use correct form of delete in libstdc++.exp 
* testsuite/lib/libstdc++.exp (check_v3_target_namedlocale): Use
	delete[] instead of delete.

From-SVN: r238632
 2016-07-22 09:33:26 +01:00
Jonathan Wakely
8b649cd3ba Fix naming, qualification and broken test for propagate_const 
* include/experimental/propagate_const (propagate_const::__t): Rename
	to _M_t and remove comment. Qualify std::move and std::forward.
	* testsuite/experimental/propagate_const/cons/default.cc: Fix test.

From-SVN: r238611
 2016-07-21 20:39:03 +01:00
Jonathan Wakely
509b778f6c Define missing delete operators in libstdc++ testsuite 
* testsuite/23_containers/vector/zero_sized_allocations.cc:
	Define sized deallocation function.
	* testsuite/util/testsuite_new_operators.h:
	(operator delete(void*, const std::nothrow_t&)): Define nothrow
	deallocation function.

From-SVN: r238610
 2016-07-21 20:38:57 +01:00
Jonathan Wakely
e93a101f83 Fix out-of-bound array accesses in libstdc++ testsuite 
* testsuite/21_strings/basic_string/modifiers/append/char/1.cc: Fix
	reads past the end of strings.
	* testsuite/21_strings/basic_string/operations/compare/char/1.cc:
	Likewise.
	* testsuite/21_strings/char_traits/requirements/short/1.cc: Fix
	invalid array accesses.
	* testsuite/experimental/string_view/operations/compare/char/1.cc:
	Fix read past the end of string.
	* testsuite/util/testsuite_character.cc: Fix out-of-bounds write.

From-SVN: r238609
 2016-07-21 20:38:51 +01:00
Jonathan Wakely
0a024155c4 Fix missing returns in libstdc++ testsuite 
* testsuite/24_iterators/container_access.cc: Fix missing returns.
	* testsuite/24_iterators/range_access_cpp14.cc: Likewise.

From-SVN: r238608
 2016-07-21 20:38:44 +01:00
Jonathan Wakely
22620c1452 Remove memory leaks in libstdc++ testsuite 
* testsuite/18_support/new_delete_placement.cc: Don't allocate (and
	leak) memory for arguments to placement delete.
	* testsuite/20_util/addressof/1.cc: Don't leak memory.
	* testsuite/22_locale/locale/global_locale_objects/3.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/insert/55028-debug.cc:
	Likewise.

From-SVN: r238607
 2016-07-21 20:38:32 +01:00
Jonathan Wakely
e87b7d52c3 LWG 2441 Provide exact-width atomic typedefs 
* include/std/atomic (atomic_int8_t, atomic_uint8_t, atomic_int16_t)
	(atomic_uint16_t, atomic_int32_t, atomic_uint32_t, atomic_int64_t)
	(atomic_uint64_t): Define (LWG 2441).
	* testsuite/29_atomics/headers/atomic/std_c++0x_neg.cc: Remove empty
	lines.
	* testsuite/29_atomics/headers/atomic/types_std_c++0x.cc: Test for
	the new types.
	* doc/xml/manual/intro.xml: Document DR 2441 status.

From-SVN: r238534
 2016-07-20 19:21:59 +01:00
Jonathan Wakely
07c772ed4e LWG 2328 Rvalue stream extraction should use perfect forwarding 
* include/std/istream (operator>>(basic_istream&&, _Tp&)): Adjust
	to use perfect forwarding (LWG 2328).
	* testsuite/27_io/rvalue_streams.cc: Test perfect forwarding.
	* doc/xml/manual/intro.xml: Document DR 2328 status.

From-SVN: r238533
 2016-07-20 19:21:53 +01:00
Jonathan Wakely
4f5f9962c8 Replace references to C++0x with C++11 in comments 
* include/bits/algorithmfwd.h: Change C++0x to C++11 in comments.
	* include/bits/move.h: Likewise.
	* include/bits/postypes.h: Likewise.
	* include/debug/bitset: Likewise.
	* include/ext/pb_ds/detail/type_utils.hpp: Likewise.
	* include/ext/string_conversions.h: Change C++0x to __cxx11 in
	comment.
	* testsuite/27_io/fpos/14320-1.cc: Change C++0x to C++11 in comment.
	* testsuite/util/thread/all.h: Likewise.

From-SVN: r238402
 2016-07-15 21:23:08 +01:00
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
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
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
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
2d60da1031 Revert "Add non-const overload of std::string::data()" 
This reverts r238291 aka 4300aa2087d90cd2d55852fa38f082a89bc7e72d.

From-SVN: r238303
 2016-07-13 16:56:46 +01:00
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
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
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
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
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
Daniel Kruegler
6b9539e2aa Provide swappable traits (p0185r1) 
2016-06-16  Daniel Kruegler  <daniel.kruegler@gmail.com>

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

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

From-SVN: r237526
 2016-06-16 13:42:21 +01:00
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
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
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
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
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
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
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
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
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
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
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
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
Jonathan Wakely
6da8b93163 * testsuite/30_threads/thread/70503.cc: Adjust from xfail to pass. 
From-SVN: r234808
 2016-04-07 15:26:24 +01:00
Jonathan Wakely
d5ec69f374 * testsuite/30_threads/thread/70503.cc: Require -static to work. 
From-SVN: r234757
 2016-04-05 18:21:48 +01:00
Jonathan Wakely
87cec93ee0 Ensure std::thread helpers have internal linkage 
PR libstdc++/70503
	* src/c++11/thread.cc (execute_native_thread_routine,
	execute_native_thread_routine_compat): Give internal linkage.
	* testsuite/30_threads/thread/70503.cc: New test.

From-SVN: r234746
 2016-04-05 14:35:32 +01:00
Ville Voutilainen
7b3318c41e re PR libstdc++/70437 (Instantiation loop with pair and is_constructible) 
PR libstdc++/70437
 	* include/bits/stl_pair.h (_ConstructiblePair,
	_ImplicitlyConvertiblePair, _MoveConstructiblePair,
	_ImplicitlyMoveConvertiblePair): Add shortcut conditions
	for same-type cases.
	* testsuite/20_util/pair/70437.cc: New.

From-SVN: r234743
 2016-04-05 14:31:30 +03:00
Jonathan Wakely
00e6c25ac8 libstdc++/69945 Add __gnu_cxx::__freeres hook 
PR libstdc++/69945
	* config/abi/pre/gnu.ver: Add new symbol.
	* libsupc++/eh_alloc.cc (__gnu_cxx::__freeres): Define.
	* testsuite/18_support/free_eh_pool.cc: New test.

From-SVN: r234465
 2016-03-24 18:13:40 +00:00
Jonathan Wakely
9aee022eb9 libstdc++/69893 make <tr1/cmath> work with C++11 
PR libstdc++/69893
	* include/tr1/cmath (acosh, asinh, atanh, cbrt, copysign, erf, erfc,
	exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb, lgamma, llrint,
	llround, log1p, log2, logb, lrint, lround, nan, nearbyint, nextafter,
	nexttoward, remainder, remquo, rint, round, scalbln, scalbn, tgamma,
	trunc) [__cplusplus >= 201103L]: Import from namespace std.
	(fabs) [__cplusplus < 201103L]: Import from namespace std.
	* include/tr1/complex (acosh, asinh, atanh) [__cplusplus >= 201103L]:
	Likewise.
	* testsuite/tr1/headers/c++200x/complex.cc: Add std::fabs to global
	namespace before including TR1 headers.
	* testsuite/tr1/headers/c++200x/math.cc: New test.

From-SVN: r233644
 2016-02-23 19:49:31 +00:00
Tim Shen
244901a572 re PR libstdc++/69794 (std::regex_search match failure with regex object with flags grep|icase) 
2016-02-16  Tim Shen  <timshen@google.com>

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

From-SVN: r233482
 2016-02-17 03:33:02 +00:00
Mike Stump
82f0f78917 Fix FAIL: special_functions/18_riemann_zeta/check_value.cc (test for excess errors) 
From-SVN: r233391
 2016-02-12 21:23:11 +00:00
Mike Stump
af583c4457 Ensure stdout is newline terminated for status wrappers. 
From-SVN: r233254
 2016-02-09 20:18:10 +00:00
Jonathan Wakely
3555173fb9 Test for C99 stdlib.h functions with -std=c++98 
PR libstdc++/69626
	* acinclude.m4 (GLIBCXX_ENABLE_C99): Check C99 stdlib.h functions
	with -std=c++98 and define _GLIBCXX98_USE_C99_STDLIB.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* testsuite/21_strings/c_strings/char/69626.cc: New.

From-SVN: r233161
 2016-02-04 23:47:21 +00:00
Jakub Jelinek
8dc781e454 * testsuite/libstdc++-prettyprinters/whatis.cc: Include <random>. 
From-SVN: r232898
 2016-01-27 20:31:06 +01:00
Jonathan Wakely
bae87f7fdd Set FP options for failing special functions tests 
PR libstdc++/69295
	* testsuite/ext/special_functions/hyperg/check_value.cc: Use
	-ffp-contract=off, and -ffloat-store to disable excess precision.
	* testsuite/special_functions/02_assoc_legendre/check_value.cc: Use
	-ffp-contract=off.

From-SVN: r232879
 2016-01-27 15:09:38 +00:00
Jonathan Wakely
f1d591e8a6 Fix assertions for move assignment of trivial types 
PR libstdc++/69478
	* include/bits/stl_algobase.h (__copy_move<_IsMove, true,
	random_access_iterator_tag>): Check is_move_assignable when moving.
	(__copy_move_backwards<_IsMove, true, random_access_iterator_tag>):
	Likewise.
	* testsuite/25_algorithms/copy/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/copy_backward/move_iterators/69478.cc: New.
	* testsuite/25_algorithms/move/69478.cc: New.
	* testsuite/25_algorithms/move_backward/69478.cc: new.

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

From-SVN: r232798
 2016-01-25 16:44:30 +00:00
Edward Smith-Rowland
02dc241929 TR29124 C++ Special Math - <math.h> pulls funcs into global namespace. 
2016-01-22  Edward Smith-Rowland  <3dw4rd@verizon.net>

	TR29124 C++ Special Math - <math.h> pulls funcs into global namespace.
	* include/c_compatibility/math.h: Import the TR29124 functions
	into the global namespace.
	* testsuite/special_functions/01_assoc_laguerre/compile_2.cc: Remove
	xfail and make compile-only.
	* testsuite/special_functions/02_assoc_legendre/compile_2.cc: Ditto.
	* testsuite/special_functions/03_beta/compile_2.cc: Ditto.
	* testsuite/special_functions/04_comp_ellint_1/compile_2.cc: Ditto.
	* testsuite/special_functions/05_comp_ellint_2/compile_2.cc: Ditto.
	* testsuite/special_functions/06_comp_ellint_3/compile_2.cc: Ditto.
	* testsuite/special_functions/07_cyl_bessel_i/compile_2.cc: Ditto.
	* testsuite/special_functions/08_cyl_bessel_j/compile_2.cc: Ditto.
	* testsuite/special_functions/09_cyl_bessel_k/compile_2.cc: Ditto.
	* testsuite/special_functions/10_cyl_neumann/compile_2.cc: Ditto.
	* testsuite/special_functions/11_ellint_1/compile_2.cc: Ditto.
	* testsuite/special_functions/12_ellint_2/compile_2.cc: Ditto.
	* testsuite/special_functions/13_ellint_3/compile_2.cc: Ditto.
	* testsuite/special_functions/14_expint/compile_2.cc: Ditto.
	* testsuite/special_functions/15_hermite/compile_2.cc: Ditto.
	* testsuite/special_functions/16_laguerre/compile_2.cc: Ditto.
	* testsuite/special_functions/17_legendre/compile_2.cc: Ditto.
	* testsuite/special_functions/18_riemann_zeta/compile_2.cc: Ditto.
	* testsuite/special_functions/19_sph_bessel/compile_2.cc: Ditto.
	* testsuite/special_functions/20_sph_legendre/compile_2.cc: Ditto.
	* testsuite/special_functions/21_sph_neumann/compile_2.cc: Ditto.

From-SVN: r232755
 2016-01-22 23:17:10 +00:00
Jonathan Wakely
d1fb377c68 Constrain std::valarray functions and operators 
PR libstdc++/69116
	* include/bits/valarray_before.h (__fun, __fun_with_valarray): Only
	define result_type for types which can be safely used with valarrays.
	* testsuite/26_numerics/valarray/69116.cc: New.

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

From-SVN: r232672
 2016-01-21 13:33:27 +00:00
Jonathan Wakely
3f93466af4 Add C++11 <cmath> overloads to the global namespace 
PR libstdc++/60401
	* include/c_compatibility/math.h (acosh, asinh, atanh, acbrt,
	copysign, erf, erfc, exp2, expm1, fdim, fma, fmax, fmin, hypot, ilogb,
	lgamma, llrint, llround, log1p, log2, logb, lrint, lround, nearbyint,
	nextafter, nexttoward, remainder, remquo, rint, round, scalbln, scalbn,
	tgamma, trunc) [__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]:
	Add using declarations.
	* testsuite/26_numerics/headers/cmath/60401.cc: New.

From-SVN: r232627
 2016-01-20 17:44:58 +00:00
Jonathan Wakely
eac437bf2c Ensure C++ language linkage in cmath and cstdlib 
PR libstdc++/69386
	* include/c_global/ccomplex: Ensure C++ language linkage.
	* include/c_global/cmath: Likewise.
	* include/c_global/cstdlib: Likewise.
	* include/c_global/ctgmath: Likewise.
	* testsuite/17_intro/headers/c++2011/linkage.cc: New.

From-SVN: r232607
 2016-01-20 12:34:25 +00:00
Jonathan Wakely
96e19adabc Add C++-conforming wrappers for stdlib.h and math.h 
PR libstdc++/14608
	PR libstdc++/60401
	* include/Makefile.am: Use c_compatibility math.h and stdlib.h for
	--enable-cheaders=c_global configs.
	* include/Makefile.in: Regenerate.
	* include/c_compatibility/math.h: Remove obsolete _GLIBCXX_NAMESPACE_C
	test and allow inclusion from C files.
	* include/c_compatibility/stdlib.h: Likewise. Support freestanding.
	(at_quick_exit, quick_exit): Add using directives.
	* include/c_global/cmath: Use #include_next for math.h.
	* include/c_global/cstdlib: Use #include_next for stdlib.h.
	* testsuite/26_numerics/headers/cmath/14608.cc: New.
	* testsuite/26_numerics/headers/cmath/c99_classification_macros_c.cc:
	Remove xfail for most targets.
	* testsuite/26_numerics/headers/cstdlib/60401.cc: New.

From-SVN: r232586
 2016-01-19 21:43:55 +00:00
Jonathan Wakely
c91bcffc4a Add test for PR 60637 
PR libstdc++/60637
	* testsuite/26_numerics/headers/cmath/60637.cc: Add test.

From-SVN: r232534
 2016-01-18 17:15:42 +00:00
Jonathan Wakely
9c5ad80efd Fix construction of std::function from null pointer-to-member 
PR libstdc++/69293
	* include/std/functional (_Function_base::_M_not_empty_function):
	Change overloads for pointers to take arguments by value.
	* testsuite/20_util/function/cons/57465.cc: Add tests for
	pointer-to-member cases.

From-SVN: r232504
 2016-01-18 11:43:37 +00:00
H.J. Lu
7573116b0a Revert the accidental checkin 
From-SVN: r232476
 2016-01-16 15:07:34 -08:00
H.J. Lu
5445d5bff0 Add __int128 symbols to x32 aseline_symbols.txt 
* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add
	__int128 symbols.

From-SVN: r232474
 2016-01-16 14:52:21 -08:00
Jonathan Wakely
d7c1581c04 Use static assertion for uses-allocator construction 
PR libstdc++/69293
	* include/bits/uses_allocator.h (__uses_alloc<true, ...>): Add
	static assertion that type is constructible from the arguments.
	* testsuite/20_util/scoped_allocator/69293_neg.cc: New.
	* testsuite/20_util/uses_allocator/69293_neg.cc: New.
	* testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error.

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

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


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

From-SVN: r232377
 2016-01-14 18:12:43 +00:00
Jonathan Wakely
39a1d8c894 Use ::isinf and ::isnan if libc defines them 
PR libstdc++/48891
	* acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf
	and isnan functions.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* include/c_global/cmath (isinf(double), isnan(double))
	[_GLIBCXX_HAVE_OBSOLETE_ISINF_ISNAN]: Import via using-directive.
	* testsuite/26_numerics/headers/cmath/48891.cc: New.

From-SVN: r232327
 2016-01-13 16:25:56 +00:00
Daniel Kruegler
26b5ace7ea libstdc++/68877 Reimplement std::__is_swappable 
2016-01-12  Daniel Kruegler  <daniel.kruegler@gmail.com>

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

From-SVN: r232296
 2016-01-12 21:19:58 +00:00
Jonathan Wakely
bd285a8bdb Extend std::function test for PR 68995 
* testsuite/20_util/function/68995.cc: Test reference_wrapper cases.

From-SVN: r232294
 2016-01-12 19:39:47 +00:00
Jonathan Wakely
1c3c7c4145 Prevent recursive instantiation in std::function 
PR libstdc++/69005
	PR libstdc++/69222
	* include/std/functional (function::_Invoke): Remove, use result_of.
	(function::_Callable): Replace alias template with class template
	and use partial specialization instead of _NotSelf alias template.
	(function(_Functor)): Add "not self" constraint so that _Callable is
	not used while type is incomplete.
	* testsuite/20_util/function/69222.cc: New.

From-SVN: r232273
 2016-01-12 14:54:33 +00:00
Jonathan Wakely
1517bc3008 allocator_traits<allocator<T>> partial specialization 
PR libstdc++/60976
	* include/bits/alloc_traits.h (allocator_traits<allocator<_Tp>>):
	Define partial specialization.
	* testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and
	destroy members to std::allocator explicit specialization.

From-SVN: r232232
 2016-01-11 16:47:58 +00:00
Jonathan Wakely
8babc12b22 Use -std option in test for C99 macros in <cmath> 
* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++.cc: Rename to ...
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++98.cc: Here and add -std=gnu++98.
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++0x.cc: Rename to ...
	* testsuite/26_numerics/headers/cmath/
	c99_classification_macros_c++11.cc: Here.

From-SVN: r232165
 2016-01-08 14:59:36 +00:00
Jonathan Wakely
f885fa898f Use std::addressof in insert iterators, allocators and promises 
PR libstdc++/69105
	PR libstdc++/69106
	PR libstdc++/69114
	* include/bits/stl_iterator.h (back_insert_iterator,
	front_insert_iterator, insert_iterator): Use __addressof (LWG 2324).
	* include/bits/uses_allocator.h (__use_alloc): Use __addressof.
	* include/std/future (__future::base::_State_baseV2::__setter):
	Likewise.
	* include/std/scoped_allocator (__outermost): Likewise.
	* testsuite/20_util/scoped_allocator/69114.cc: New.
	* testsuite/20_util/uses_allocator/69114.cc: New.
	* testsuite/30_threads/promise/69106.cc: New.

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

From-SVN: r232112
 2016-01-06 20:34:41 +00:00
Jakub Jelinek
818ab71a41 Update copyright years. 
From-SVN: r232055
 2016-01-04 15:30:50 +01:00
Jason Merrill
b4a0c79b1a Correct use of __GXX_WEAK__ macro. 
* testsuite/ext/bitmap_allocator/check_deallocate_null.cc
	* testsuite/ext/bitmap_allocator/check_allocate_max_size.cc

From-SVN: r231953
 2015-12-24 22:25:09 -05:00
Jonathan Wakely
989d4a8609 Rename test file that had incorrect bug number 
PR libstdc++/68982
	testsuite/20_util/function_objects/mem_fn/68276.cc: Rename to ...
	testsuite/20_util/function_objects/mem_fn/68982.cc: Correct bug number.

From-SVN: r231881
 2015-12-21 14:16:36 +00:00
Jonathan Wakely
a716d11ad4 libstdc++/68995 qualify calls to __callable_functor 
PR libstdc++/68995
	* include/std/functional (_function_handler, function): Qualify
	__callable_functor.
	* testsuite/20_util/function/68995.cc: New.

From-SVN: r231880
 2015-12-21 13:02:18 +00:00