2016-09-05 Tim Shen * include/std/variant: include bits/move.h for std::addressof. 2016-09-05 Mikhail Strelnikov * include/std/variant (_Variant_storage::_M_storage()): Use std::addressof instead of operator& to take address. 2016-09-02 Maxim Kuvyrkov * acinclude.m4 (GLIBCXX_CONFIGURE_TESTSUITE): Check for presence of setrlimit on both native and cross targets. * configure: Regenerate. 2016-08-31 Jonathan Wakely * include/bits/shared_ptr.h (_Assignable): New alias template. (shared_ptr::operator=(const shared_ptr<_Tp1>&)) (shared_ptr::operator=(shared_ptr<_Tp1>&&)) (shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with _Assignable. * include/bits/shared_ptr_base.h (_Assignable): New alias template. (__shared_ptr::operator=(const __shared_ptr<_Tp1>&)) (__shared_ptr::operator=(__shared_ptr<_Tp1>&&)) (__shared_ptr::operator=(unique_ptr<_Tp1>&&)): Constrain with _Assignable. (__shared_ptr::reset(_Tp1*), __shared_ptr::reset(_Tp1*, _Deleter)) (__shared_ptr::reset(_Tp1*, _Deleter, _Alloc)): Constrain with _Convertible. * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Change dg-error to match on any line. * testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise. * testsuite/20_util/shared_ptr/assign/sfinae.cc: New test. * testsuite/20_util/shared_ptr/assign/shared_ptr_neg.cc: Update expected errors. Remove unnecessary code. * testsuite/20_util/shared_ptr/modifiers/reset_sfinae.cc: New test. * include/bits/stl_tree.h (_Rb_tree::operator=(_Rb_tree&&)): Move comparison object. * testsuite/23_containers/set/move_comparison.cc: New test. * testsuite/20_util/enable_shared_from_this/members/weak_from_this.cc: New test. 2016-08-30 Ville Voutilainen 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. 2016-08-30 Uros Bizjak * 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. 2016-08-27 Tim Shen 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. 2016-08-26 Jonathan Wakely 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. * testsuite/*: Use { target c++11 } or { target c++14 } instead of using -std in dg-options. 2016-08-26 Jonathan Wakely Pedro Alves * 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. 2016-08-26 Jonathan Wakely * 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. 2016-08-24 Aditya Kumar * include/bits/algorithmfwd.h: Remove trailing whitespace. * include/bits/shared_ptr_base.h: Likewise. 2016-08-23 Jonathan Wakely * include/debug/array (array): Add _GLIBCXX17_CONSTEXPR. * include/profile/array (array): Likewise. (array::swap): Fix exception specification for zero-sized arrays. 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. * doc/xml/manual/using.xml: Remove reference to -pthreads option. * doc/html/*: Regenerate. * testsuite/experimental/feat-cxx14.cc: Only preprocess, not compile. * testsuite/experimental/feat-lib-fund.cc: Likewise. PR libstdc++/71771 * include/bits/stl_iterator.h (operator-(reverse_iterator, reverse_iterator): Only define for C++98 mode. (operator-(move_iterator, move_iterator): 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. * 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. 2016-08-22 Tim Shen Split _M_dfs() into smaller functions. * regex_executor.h(_M_handle_repeat, _M_handle_subexpr_begin) (_M_handle_subexpr_end, _M_handle_line_begin_assertion) (_M_handle_line_end_assertion, _M_handle_word_boundary) (_M_handle_subexpr_lookahead, _M_handle_match) (_M_handle_backref, _M_handle_accept, _M_handle_alternative): Add separate function declarations. * regex_executor.tcc: Split _M_dfs() into multiple handler functions. 2016-08-22 Gleb Natapov 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. 2016-08-22 Jonathan Wakely * doc/xml/api.xml: Replace hardcoded links for specific versions with link to docs for all releases. * doc/html/*: Regenerate. PR libstdc++/77322 * doc/xml/manual/intro.xml: Document DR 2062 change. * include/std/functional (function::swap): Add noexcept. (swap(function * 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. * 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. * 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. * 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. * doc/xml/manual/status_cxx2017.xml: Update status of make_from_tuple and variant. * doc/html/*: Regenerate. 2016-08-18 Ville Voutilainen 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. 2016-08-18 Tim Shen Implement * 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 . * testsuite/20_util/variant/compile.cc: Compile-time tests. * testsuite/20_util/variant/run.cc: Runtime tests. 2016-08-18 Jonathan Wakely * doc/xml/manual/test.xml (test.run.permutations): Expand section. (test.new_tests): Rewrite section. (tests.dg.directives): New section. * doc/html/*: Regenerate. * doc/xml/manual/test.xml: Improve documentation of test targets. Document new-abi-baseline, check-debug, and check-parallel targets. * doc/xml/manual/build_hacking.xml: New section on shared library versioning. * doc/xml/manual/build_hacking.xml: Improve markup. * doc/xml/manual/test.xml: Likewise. Change section title from "Test" to "Testing". * doc/xml/faq.xml: Change link text to "Testing". * testsuite/tr1/3_function_objects/function/10.cc: Remove unintended dg-options directive. 2016-08-17 Jonathan Wakely * testsuite/20_util/reference_wrapper/invoke-2.cc: Fix invalid dg-do directive and use effective target instead of 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. * 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. * testsuite/26_numerics/complex/literals/types.cc: Add comment. * testsuite/21_strings/basic_string_view/operations/rfind/char/2.cc: Remove duplicate dg-options directive. * testsuite/ext/profile/all.cc: Use effective target instead of -std=gnu++11. Use dg-additional-options instead of repeating options. * 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. * 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. * testsuite/24_iterators/headers/iterator/range_access.cc: Adjust expected signatures for C++14 compatibility. 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. 2016-08-16 Jonathan Wakely 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::_M_reallocate): Only update _M_finish after deallocating. (vector::_M_fill_insert): Likewise. (vector::_M_insert_range): Likewise. (vector::_M_insert_aux): Likewise. 2016-08-15 Ville Voutilainen 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. 2016-08-15 Ville Voutilainen Add a feature macro for C++17 make_from_tuple. * include/std/tuple (__cpp_lib_make_from_tuple): New. (__make_from_tuple_impl(_Tuple&&, index_sequence<_Idx...>)): Qualify the call to get<>(). * testsuite/20_util/tuple/make_from_tuple/1.cc: Adjust. 2016-08-15 Uros Bizjak * src/filesystem/ops.cc: Always include ostream and ext/stdio_filebuf.h. (do_copy_file): Check if _GLIBCXX_USE_FCHMODAT is defined. [_GLIBCXX_USE_SENDFILE]: Fallback to read/write operations in case sendfile fails with ENOSYS or EINVAL. 2016-08-15 Thomas Preud'homme PR libstdc++/72840 * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Fix dg-error syntax. 2016-08-11 Ville Voutilainen 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. 2016-08-11 Ville Voutilainen 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. 2016-08-06 Jonathan Wakely * doc/xml/manual/status_cxx2017.xml: Update status table. * doc/html/manual/status.html: Regenerate. * testsuite/lib/libstdc++.exp: Fix typo in comment. PR libstdc++/72820 * include/std/functional (_Function_base::_Base_manager::_M_clone): Qualify new operator. * testsuite/20_util/function/cons/72820.cc: New test. * 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 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. 2016-08-05 Jonathan Wakely * doc/xml/manual/status_cxx2017.xml: Correct shared_from_this status. * doc/html/manual/status.html: Regenerate. * 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. * 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. 2016-08-04 Jonathan Wakely * doc/xml/manual/status_cxx2017.xml: Update status table. * include/std/functional (__inv_unwrap): Move to . (__invoke_impl): Remove exception specifications. (__invoke, invoke): Add exception specifications using __is_nothrow_callable. * include/std/type_traits (__inv_unwrap): Move from . (__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. * doc/xml/manual/status_cxx2017.xml: Update C++17 status table. * doc/html/manual/status.html: Regenerate. * 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. * 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. 2016-08-03 Jonathan Wakely * 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. * 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. * 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. * include/bits/shared_ptr.h (owner_less): Add default template argument. * include/bits/shared_ptr_base.h (_Sp_owner_less): Define specialization. (owner_less): 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. * include/bits/allocator.h (__cpp_lib_incomplete_container_elements): Define feature-test macro. * include/bits/range_access.h (__cpp_lib_array_constexpr): Likewise. * include/std/shared_mutex (__cpp_lib_shared_mutex): Uncomment. * include/std/type_traits (__cpp_lib_logical_traits): Fix value. (__cpp_lib_type_trait_variable_templates): Define. * 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. * 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. * 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. 2016-08-02 Jonathan Wakely * 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. * testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Improve comments. * 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. * scripts/testsuite_flags.in: Add -fno-show-column to cxxflags. * 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. * testsuite/tr1/5_numerical_facilities/special_functions/16_hermite/ check_value.cc: Do not add special functions to namespace std in TR1 test. * 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. * 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. 2016-08-02 Rainer Orth * config/abi/post/solaris2.10/baseline_symbols.txt: Regenerate. * config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise. * config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise. * config/abi/post/solaris2.11/baseline_symbols.txt: Likewise. * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: Likewise. * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: Likewise. 2016-08-02 Jonathan Wakely * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Skip test if -flto used. * testsuite/lib/libstdc++.exp (v3-build_support): Add -fno-lto to additional flags for compiling libtestc++.a objects. 2016-08-01 Jonathan Wakely * 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. * include/bits/basic_string.tcc: Disable explicit instantiation declarations for C++17. * 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. * testsuite/backward/hash_set/check_construct_destroy.cc: Account for different construct/destroy counts in C++98 mode. * testsuite/17_intro/freestanding.cc: Remove "-x c" from dg-options. * 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. * testsuite/25_algorithms/lower_bound/debug/irreflexive.cc: Use C++98-compatible initialization for array. * 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. * testsuite/experimental/string_view/operations/rfind/char/2.cc: Remove duplicate dg-options directive. * testsuite/20_util/specialized_algorithms/uninitialized_copy/ 808590.cc: Use -std=gnu++98 instead of -std=gnu++03. * 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. * 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. 2016-08-01 Uros Bizjak * config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update. 2016-07-31 Jonathan Wakely * testsuite/20_util/conditional/requirements/typedefs.cc: Change to compile-only test. * testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: Ensure test is compiled with optimization. * testsuite/23_containers/list/requirements/dr438/insert_neg.cc: Adjust dg-prune-output pattern for error in C++98 mode. * testsuite/28_regex/basic_regex/ctors/basic/raw_string.cc: Only run for C++11 or later. * 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. * testsuite/20_util/pair/astuple/get_neg.cc: Use effective-target c++11 instead of setting -std=gnu++14. 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>): Add partial specialization for invalid indices, with static assertion. * testsuite/20_util/tuple/element_access/get_neg.cc: New test. * 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. 2016-07-31 Ville Voutilainen 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. 2016-07-31 Jonathan Wakely * 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. * testsuite/26_numerics/headers/cstdlib/54686.c: Rename to 54686.cc. 2016-07-29 Ville Voutilainen 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. 2016-07-29 Andreas Schwab * config/abi/post/aarch64-linux-gnu/baseline_symbols.txt: Update. * config/abi/post/ia64-linux-gnu/baseline_symbols.txt: Update. * config/abi/post/m68k-linux-gnu/baseline_symbols.txt: Update. 2016-07-29 Jonathan Wakely * doc/xml/manual/abi.xml: Document 6.0.22 library version. * doc/html/manual/abi.html: Regenerate. * 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. * config/abi/post/i386-linux-gnu/baseline_symbols.txt: Update. * config/abi/post/i486-linux-gnu/baseline_symbols.txt: Likewise. * config/abi/post/powerpc-linux-gnu/baseline_symbols.txt: Likewise. * config/abi/post/powerpc64-linux-gnu/32/baseline_symbols.txt: Likewise. * config/abi/post/powerpc64-linux-gnu/baseline_symbols.txt: Likewise. * config/abi/post/x86_64-linux-gnu/32/baseline_symbols.txt: Likewise. * config/abi/post/x86_64-linux-gnu/baseline_symbols.txt: Likewise. 2016-07-28 Jonathan Wakely * 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. * testsuite/23_containers/vector/check_construct_destroy.cc: Account for different construct/destroy counts in C++98 mode. * 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. * 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. 2016-07-28 Ville Voutilainen 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 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. 2016-07-27 Jonathan Wakely * testsuite/20_util/forward/1_neg.cc: Move dg-error to right line. 2016-07-25 Georeth Chow * include/ext/ropeimpl.h (rope<>::_S_dump(_RopeRep*, int)): Qualify _S_concat enumerator. * testsuite/ext/rope/6.cc: New test. 2016-07-25 Jonathan Wakely * 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. 2016-07-22 Jonathan Wakely 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. * testsuite/lib/libstdc++.exp (check_v3_target_namedlocale): Use delete[] instead of delete. 2016-07-21 Jonathan Wakely * 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. * 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. * 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. * testsuite/24_iterators/container_access.cc: Fix missing returns. * testsuite/24_iterators/range_access_cpp14.cc: Likewise. * 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. 2016-07-20 Jonathan Wakely * doc/xml/manual/intro.xml: Document DR 2684 status. * doc/html/*: Regenerate. * 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. * 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. * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Use static objects for catching nullptr as pointer to member types. 2016-07-18 Ville Voutilainen Clean up optional's comments. * include/std/optional: Remove incorrect section headers from comments when redundant, replace bare section headers with more descriptive comments. 2016-07-15 Jonathan Wakely * 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. * include/bits/stl_algo.h (for_each): Remove redundant _GLIBCXX_MOVE and adjust comment. PR c++/58796 * libsupc++/pbase_type_info.cc (__pbase_type_info::__do_catch): Make nullptr match handlers of pointer type. 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. 2016-07-14 Ville Voutilainen Fix the constraints for any's assignment operator template to properly reject assignment from a non-copyable lvalue. * include/std/any (operator=(_ValueType&&)): Constrain the decayed type for is_copy_constructible, * testsuite/20_util/any/requirements.cc: Add a test for non-copyable lvalues. 2016-07-14 Jonathan Wakely * include/experimental/functional: Include in Parallel Mode. * testsuite/experimental/functional/searchers.cc: Include for std::search. PR libstdc++/70716 * include/bits/forward_list.h (forward_list): Update doxygen comments to reflect allocator propagation semantics. Remove ambiguous statements about data being lost. * include/bits/stl_deque.h (deque): Likewise. * include/bits/stl_list.h (list): Likewise. * include/bits/stl_map.h (map): Likewise. * include/bits/stl_multimap.h (multimap): Likewise. * include/bits/stl_multiset.h (multiset): Likewise. * include/bits/stl_set.h (set): Likewise. * include/bits/stl_vector.h (vector): Likewise. * include/bits/unordered_map.h (unordered_map, unordered_multimap): Likewise. * include/bits/unordered_set.h (unordered_set, unordered_multiset): Likewise. 2016-07-14 Ville Voutilainen 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. 2016-07-13 Ville Voutilainen 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. 2016-07-13 Jonathan Wakely 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 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. * include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (replace(__const_iterator, __const_iterator, initializer_list)): Forward to different overload. * include/bits/allocated_ptr.h (__allocated_ptr::_S_raw_ptr): Make static. 2016-07-13 Jonathan Wakely Revert "Add non-const overload of std::string::data()". 2016-07-13 Ville Voutilainen 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. 2016-07-13 Jonathan Wakely * 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. 2016-07-12 Jonathan Wakely * libsupc++/new: Remove nothrow sized deletes (LWG 2458). * doc/xml/manual/intro.xml: Document DR 2458 status. * doc/html*: Regenerate. * testsuite/20_util/pair/astuple/astuple.cc: Only include . * testsuite/23_containers/array/tuple_interface/tuple_element.cc: Only include . * testsuite/23_containers/array/tuple_interface/tuple_size.cc: Likewise. * doc/xml/manual/intro.xml: Document LWG 2212 support. * doc/html*: Regenerate. * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc: Add testcase from LWG 2164. 2016-07-11 François Dumont * 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. 2016-07-10 Ville Voutilainen 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. 2016-07-08 Jonathan Wakely * testsuite/23_containers/vector/modifiers/insert/aliasing.cc: New. 2016-07-07 Jonathan Wakely * doc/xml/manual/status_cxx2014.xml: Update LFTS status table. * doc/html/*: Regenerate. 2016-07-07 Ville Voutilainen 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. 2016-07-06 Ville Voutilainen Add a new header for diagnosing the use of C++17 facilities in pre-C++17 modes. * include/bits/c++17_warning.h: New. 2016-07-06 Ville Voutilainen Implement LWG 2451, optional 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. 2016-07-05 Ville Voutilainen 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. 2016-07-04 François Dumont * testsuite/23_containers/vector/modifiers/emplace/self_emplace.cc: New test. * testsuite/23_containers/vector/modifiers/insert/self_insert.cc: New test. 2016-07-04 Jonathan Wakely * 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. * testsuite/backward/hash_set/check_construct_destroy.cc: Likewise. 2016-07-04 Ville Voutilainen 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. 2016-07-02 François Dumont * 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. 2016-06-30 Thomas Preud'homme * testsuite/29_atomics/atomic/65913.cc: Require atomic-builtins rather than specific target. 2016-06-27 François Dumont PR libstdc++/71640 * include/bits/hashtable.h: Remove _Unique_keya parameter in _Insert friend declaration. 2016-06-23 François Dumont * include/debug/array (array<>::swap): Fix noexcept qualificaton for zero-size array. 2016-06-21 Trevor Saunders * configure.host: Remove mep-* support. 2016-06-21 Trevor Saunders * configure: Regenerate. * configure.host: Remove support for knetbsd. * crossconfig.m4: Likewise. 2016-06-20 François Dumont 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. 2016-06-17 Jonathan Wakely 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. 2016-06-16 François Dumont * include/debug/debug.h (__glibcxx_requires_non_empty_range, __glibcxx_requires_nonempty) (__glibcxx_requires_subscript): Move... * include/debug/assertions.h: ...here and add __builtin_expect. (_GLIBCXX_DEBUG_ONLY): Remove ; value. * include/bits/stl_deque.h (std::deque<>::operator[]): Add __glibcxx_requires_subscript check. (std::deque<>::front()): Add __glibcxx_requires_nonempty check. (std::deque<>::back()): Likewise. (std::deque<>::pop_front()): Likewise. (std::deque<>::pop_back()): Likewise. (std::deque<>::swap(deque&)): Add allocator check. * include/bits/stl_vector.h (std::vector<>::operator[]): Add __glibcxx_requires_subscript check. (std::vector<>::front()): Add __glibcxx_requires_nonempty check. (std::vector<>::back()): Likewise. (std::vector<>::pop_back()): Likewise. (std::vector<>::swap(vector&)): Add allocator check. 2016-06-16 Daniel Kruegler 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. 2016-06-16 Jonathan Wakely * include/std/array: Remove trailing whitespace. * include/std/atomic: Likewise. * include/std/bitset: Likewise. * include/std/chrono: Likewise. * include/std/complex: Likewise. * include/std/condition_variable: Likewise. * include/std/fstream: Likewise. * include/std/functional: Likewise. * include/std/future: Likewise. * include/std/iomanip: Likewise. * include/std/iosfwd: Likewise. * include/std/istream: Likewise. * include/std/limits: Likewise. * include/std/ratio: Likewise. * include/std/scoped_allocator: Likewise. * include/std/sstream: Likewise. * include/std/stdexcept: Likewise. * include/std/string: Likewise. * include/std/system_error: Likewise. * include/std/thread: Likewise. * include/std/tuple: Likewise. * include/std/type_traits: Likewise. * include/std/utility: Likewise. * include/std/valarray: Likewise. * include/std/vector: Likewise. * 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. 2016-06-15 François Dumont * include/bits/stl_deque.h (std::deque<>::operator=): Call _M_assign_aux. (std::deque<>::assign(initializer_list<>)): Likewise. (std::deque<>::resize(size_t, const value_type&)): Call _M_fill_insert. (std::deque<>::insert(const_iterator, initializer_list<>)): Call _M_range_insert_aux. (std::deque<>::_M_assign_aux(It, It, std::forward_iterator_tag): Likewise. (std::deque<>::_M_fill_assign): Call _M_fill_insert. (std::deque<>::_M_move_assign2): Call _M_assign_aux. * include/bits/deque.tcc (std::deque<>::operator=): Call _M_range_insert_aux. (std::deque<>::_M_assign_aux(It, It, std::input_iterator_tag)): Likewise. * include/bits/stl_vector.h (std::vector<>::operator=): Call _M_assign_aux. (std::vector<>::assign(initializer_list<>)): Likewise. (std::vector<>::resize(size_t, const value_type&)): Call _M_fill_insert. (std::vector<>::insert(const_iterator, initializer_list<>)): Call _M_range_insert. * include/bits/vector.tcc (std::vector<>::_M_assign_aux): Likewise. 2016-06-07 François Dumont * include/std/tuple (_Head_base<>): Default specialization condition at type declaration. 2016-06-06 Ville Voutilainen 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. 2016-06-06 Jonathan Wakely 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. 2016-06-05 Ville Voutilainen 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. 2016-05-29 Gerald Pfeifer * doc/xml/manual/backwards_compatibility.xml: Adjust lists.debian.org link to https. * doc/html/manual/backwards.html: Regenerate. 2016-05-27 Jonathan Wakely * doc/xml/manual/abi.xml: Adjust URL to use https. * doc/html/manual/*: Regenerate. 2016-05-27 Ville Voutilainen 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. 2016-05-25 Jonathan Wakely * acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Fix test for sendfile. * configure: Regenerate. * config.h.in: Regenerate. * include/bits/c++config (_GLIBCXX14_USE_CONSTEXPR): Remove it. * include/bits/hashtable_policy.h (_Power2_rehash_policy::_M_next_bkt): Remove const qualification on function. Replace _GLIBCXX14_USE_CONSTEXPR on automatic variables with const. (_Power2_rehash_policy::_M_need_rehash): Remove const qualification. (_Power2_rehash_policy::_M_next_bkt): Remove mutable specifier. 2016-05-24 François Dumont * 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. 2016-05-24 Jonathan Wakely * include/bits/stl_queue.h (priority_queue::value_compare): Define. 2016-05-23 François Dumont * include/debug/safe_iterator.h (_Safe_iterator<>::operator->()): Implement using underlying iterator operator ->. * include/debug/safe_local_iterator.h (_Safe_local_iterator<>::operator->()): Likewise. 2016-05-20 Thomas Preud'homme * testsuite/experimental/memory_resource/1.cc: Add required argument to dg-require-atomic-builtins. 2016-05-13 Jonathan Wakely PR libstdc++/71073 * include/debug/bitset: Add #pragma GCC system_header. * include/debug/deque: Likewise. * include/debug/list: Likewise. * include/debug/map: Likewise. * include/debug/set: Likewise. * include/debug/string: Likewise. * include/debug/unordered_map: Likewise. * include/debug/unordered_set: Likewise. * include/debug/vector: Likewise. * include/debug/functions.h: Adjust whitespace. 2016-05-12 Jonathan Wakely PR libstdc++/71081 * testsuite/experimental/memory_resource/1.cc: Require atomics. 2016-05-11 Jonathan Wakely PR libstdc++/71049 * src/c++11/cow-stdexcept.cc [!_GLIBCXX_USE_DUAL_ABI]: Don't define exception constructors with __sso_string parameters. 2016-05-10 Jonathan Wakely * 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. PR libstdc++/71038 * src/filesystem/ops.cc (do_copy_file): Fix backwards conditions. * testsuite/experimental/filesystem/operations/copy_file.cc: New test. * include/experimental/bits/fs_dir.h (__directory_iterator_proxy): Overload operator* to move from rvalues. PR libstdc++/71036 * src/filesystem/ops.cc (create_dir): Handle EEXIST from mkdir. * testsuite/experimental/filesystem/operations/create_directory.cc: New test. 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. * testsuite/experimental/type_erased_allocator/2.cc: Remove unused using declaration. 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. 2016-05-09 Jonathan Wakely 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. 2016-05-09 Ville Voutilainen 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. 2016-05-09 Jonathan Wakely 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: Test default construction. 2016-05-05 Rainer Orth * testsuite/lib/libstdc++.exp (libstdc++_init): Enable on *-*-solaris*. 2016-05-05 Jonathan Wakely * testsuite/experimental/filesystem/path/native/string.cc: Add dg-require-filesystem-ts directive. 2016-05-04 Jonathan Wakely 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. 2016-04-29 Chris Gregory * config/*: Remove trailing whitespace. * src/*: Likewise. * testsuite/tr1/*: Likewise. * testsuite/util/*: Likewise. 2016-04-28 Jonathan Wakely 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. * include/bits/hashtable_policy.h (__detail::_Insert_base, __detail::_Insert): Improve comments. 2016-04-27 Jonathan Wakely PR libstdc++/70767 * include/std/limits: Update comments about DRs. (numeric_limits, numeric_limits, numeric_limits): Define unconditionally. 2016-04-24 Jonathan Wakely PR libstdc++/70762 * testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use static counter to return a different path on every call. 2016-04-22 Tim Shen 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. 2016-04-20 Jonathan Wakely PR libstdc++/69703 * src/c++11/codecvt.cc (__codecvt_utf8_base::do_in, __codecvt_utf8_utf16_base::do_in): Fix mask operations. 2016-04-19 Jonathan Wakely PR libstdc++/69703 * src/c++11/codecvt.cc (__codecvt_utf8_base::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. 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(). * include/experimental/bits/fs_fwd.h (operator&, operator|, operator^, operator~ operator&=, operator|=, operator^=): Add noexcept to overloaded operators for copy_options, perms and directory_options. * src/filesystem/ops.cc (make_file_type, make_file_status, is_not_found_errno, file_time): Add noexcept. 2016-04-19 Edward Smith-Rowland <3dw4rd@verizon.net> * include/bits/c++14_warning.h: Do not refer C++14 as experimental. 2016-04-18 Jonathan Wakely 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. * include/std/function (_Bind, _Bind_result): Remove unused typedefs. * config/cpu/sh/atomicity.h: Fix typo in comment. PR libstdc++/70294 * include/std/thread (operator<, operator==): Move definitions to namespace-scope. * testsuite/30_threads/thread/id/70294.cc: New test. * 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. * 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. * include/bits/locale_facets.h (ctype::do_narrow): Add attribute to unused parameter. * include/bits/regex_automaton.h (_NFA::_M_insert_alt): Likewise. * include/ext/string_conversions.h (__stoa): Avoid -Wsign-compare warnings. 2016-04-17 Edward Smith-Rowland <3dw4rd@verizon.net> * include/bits/specfun.h: Trivial comment misspelling. 2016-04-14 Jason Merrill Revert Jonathan's empty ABI change from yesterday. 2016-04-13 Martin Sebor PR c++/69517 * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA upper bound is positive. 2016-04-13 Jonathan Wakely * 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. 2016-04-12 Edward Smith-Rowland <3dw4rd@verizon.net> Document C++17/TR29124 C++ Special Math Functions. * include/bits/specfun.h: Add Doxygen markup. 2016-04-07 Jonathan Wakely * testsuite/30_threads/thread/70503.cc: Adjust from xfail to pass. 2016-04-06 Eric Botcazou * src/Makefile.am (libstdc++-symbols.ver): Remove useless /dev/null. * src/Makefile.in: Regenerate. 2016-04-05 Jonathan Wakely PR libstdc++/70554 * acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Don't test __atomic_fetch_add for bool. * configure: Regenerate. * testsuite/30_threads/thread/70503.cc: Require -static to work. 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. 2016-04-05 Ville Voutilainen 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. 2016-03-24 Jonathan Wakely 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. 2016-03-23 Bernd Edlinger * include/Makefile.am (install-freestanding-headers): Add concept_check.h and move.h to the installed headers. * include/Makefile.in: Regenerated. * include/bits/concept_check.h: Ignore _GLIBCXX_CONCEPT_CHECKS for freestanding implementations. * doc/xml/manual/using.xml (_GLIBCXX_CONCEPT_CHECKS): Mention that this macro has no effect for freestanding implementations. * doc/html/manual/using_macros.html: Likewise. 2016-02-24 Jonathan Wakely PR libstdc++/69939 * include/experimental/tuple (__apply_impl): Qualify get and forward. 2016-02-23 Jonathan Wakely * doc/xml/manual/using.xml: Document __STDCPP_WANT_MATH_SPEC_FUNCS__. * doc/html/*: Regenerate. 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. 2016-02-23 Bernd Edlinger PR libstdc++/69881 * include/c_global/cstdarg: Undefine __need___va_list. * include/c_global/cstddef: Undefine all kinds of __need_*. 2016-02-16 Tim Shen 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. 2016-02-08 Jonathan Wakely * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Remove accidentally added 'constexpr' in previous commit. * configure: Regenerate. PR libstdc++/48891 * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Enable isinf and isnan checks for all targets except *-*-solaris2.* and ensure we find the libc math.h header not our own. * configure: Regenerate. 2016-02-05 Dominik Vogt * config/abi/post/s390x-linux-gnu/32/baseline_symbols.txt (FUNC): New file. Copied over from s390-linux-gnu. 2016-02-04 Jonathan Wakely 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. * doc/html/index.html: Regenerate. * doc/xml/manual/containers.xml: Add cross-reference to Dual ABI. * doc/xml/manual/spine.xml: Update copyright years and author blurb. * doc/html/*: Regenerate. 2016-02-01 Bernd Edlinger PR libstdc++/69581 * include/c_compatibility/math.h: Move header guards. * include/c_compatibility/stdlib.h: Likewise. 2016-01-29 Jonathan Wakely PR libstdc++/69506 * config/os/newlib/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define. 2016-01-28 John David Anglin PR libstdc++/69450 * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Split check for obsolete isinf and isnan functions into two independent checks. Check on hpux. * config.h.in: Regenerate. * configure: Regenerate. * include/c_global/cmath (isinf(double), isnan(double)): Use _GLIBCXX_HAVE_OBSOLETE_ISINF and _GLIBCXX_HAVE_OBSOLETE_ISNAN, respectively. 2016-01-27 Jakub Jelinek * testsuite/libstdc++-prettyprinters/whatis.cc: Include . 2016-01-27 Jonathan Wakely 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. 2016-01-26 Jonathan Wakely 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. 2016-01-26 Andris Pavenis * include/c_compatibility/stdlib.h: Include wide character related definitions only when they are available in cstdlib. 2016-01-25 Jonathan Wakely 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 instead of . * 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. 2016-01-23 John David Anglin PR libstdc++/69446 * config/os/hpux/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define. 2016-01-22 Edward Smith-Rowland <3dw4rd@verizon.net> TR29124 C++ Special Math - 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. 2016-01-22 Jonathan Wakely 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. PR libstdc++/69413 * config/os/gnu-linux/os_defines.h: Define _GLIBCXX_NO_OBSOLETE_ISINF_ISNAN_DYNAMIC. * include/c_global/cmath (isinf, isnan): Check it. * doc/xml/manual/internals.xml: Document it. * doc/html/*: Regenerate. 2016-01-21 Jonathan Wakely 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. 2016-01-20 Torvald Riegel PR libstdc++/69310 * config/os/bsd/darwin/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define. 2016-01-20 Jonathan Wakely 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. 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. 2016-01-19 Jonathan Wakely 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. 2016-01-18 Torvald Riegel * include/bits/c++config (_GLIBCXX_USE_WEAK_REF): New. (_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN): Use _GLIBCXX_USE_WEAK_REF and move after its definition. * config/os/aix/os_defines.h (_GLIBCXX_USE_WEAK_REF): Override. * src/c++11/cow-stdexcept.cc: Use _GLIBCXX_USE_WEAK_REF instead of __GXX_WEAK__, and only provide transactional clones if _GLIBCXX_USE_WEAK_REF is true. Don't provide stubs of libitm functions. 2016-01-18 Jonathan Wakely PR libstdc++/60637 * testsuite/26_numerics/headers/cmath/60637.cc: Add test. PR libstdc++/69243 * 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. PR libstdc++/69340 * src/c++11/cow-stdexcept.cc (_txnal_cow_string_C1_for_exceptions): Use macros for exception handling and fix unused parameter warning. 2016-01-17 John David Anglin PR libstdc++/68734 * config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update. 2016-01-17 Torvald Riegel * src/c++11/cow-stdexcept.cc (txnal_read_ptr): Fix static_assert. 2016-01-16 H.J. Lu * config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Add __int128 symbols. 2016-01-15 Jonathan Wakely PR libstdc++/69293 * include/bits/uses_allocator.h (__uses_alloc): 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. PR libstdc++/69294 * acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Check for obsolete isinf and isnan on AIX. Quote variables. * configure: Regenerate. 2016-01-15 Torvald Riegel * include/bits/basic_string.h (basic_string): Declare friends. * include/bits/c++config (_GLIBCXX_TXN_SAFE, _GLIBCXX_TXN_SAFE_DYN, _GLIBCXX_USE_ALLOCATOR_NEW): New. * include/std/stdexcept (logic_error, domain_error, invalid_argument, length_error, out_of_range, runtime_error, range_error, underflow_error, overflow_error): Declare members as transaction-safe. (logic_error, runtime_error): Declare friend functions. * libsupc++/exception (exception, bad_exception): Declare members as transaction-safe. * src/c++11/cow-stdexcept.cc: Define transactional clones for the transaction-safe members of exceptions and helper functions. * libsupc++/eh_exception.cc: Adjust and define transactional clones. * config/abi/pre/gnu.ver (GLIBCXX_3.4.22) Add transactional clones. (CXXABI_1.3.10): New. * acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): New. (GLIBCXX_ENABLE_ALLOCATOR): Set ENABLE_ALLOCATOR_NEW. * configure.ac: Call GLIBCXX_CHECK_SIZE_T_MANGLING. * include/Makefile.am: Write ENABLE_ALLOCATOR_NEW to c++config.h. * include/Makefile.in: Regenerate. * config.h.in: Regenerate. * configure: Regenerate. * testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.10. 2016-01-15 Steve Ellcey * include/ext/random.tcc: Use __builtin_isfinite instead of std::isfinite. 2016-01-15 Jonathan Wakely * include/bits/std_mutex.h: Fix Doxygen @file name. 2016-01-14 Edward Smith-Rowland <3dw4rd@verizon.net> Jonathan Wakely Florian Goth 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. 2016-01-13 Jonathan Wakely 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. 2016-01-13 Rainer Orth PR libstdc++/66006 * configure.host (abi_baseline_pair): Use separate baseline for Solaris 11+ and Solaris 10 with gld. * config/abi/post/solaris2.11/amd64/baseline_symbols.txt: New file. * config/abi/post/solaris2.11/baseline_symbols.txt: New file. * config/abi/post/solaris2.11/sparcv9/baseline_symbols.txt: New file. 2016-01-12 Daniel Kruegler 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. 2016-01-12 Jonathan Wakely * testsuite/20_util/function/68995.cc: Test reference_wrapper cases. 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. 2016-01-11 Jonathan Wakely PR libstdc++/60976 * include/bits/alloc_traits.h (allocator_traits>): Define partial specialization. * testsuite/20_util/shared_ptr/cons/58659.cc: Add construct and destroy members to std::allocator explicit specialization. 2016-01-08 Jonathan Wakely * 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. PR libstdc++/69190 * include/bits/uses_allocator.h: Add missing include. 2016-01-07 Jonathan Wakely 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. 2016-01-06 Jonathan Wakely 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. * include/Makefile.am: Adjust. * include/Makefile.in: Regenerate. * include/bits/mutex.h: Rename to bits/std_mutex.h. * include/std/condition_variable: Adjust include. * include/std/mutex: Likewise. 2016-01-04 Jakub Jelinek Update copyright years. Copyright (C) 2016 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.