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2017-05-12Revert revision 247926.François Dumont
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247998 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-12PR libstdc++/78939 make tuple_size<cv T> depend on tuple_size<T>Jonathan Wakely
PR libstdc++/78939 * include/std/utility (tuple_size<cv T>): Only define partial specializations when tuple_size<T>::value is valid. * testsuite/20_util/tuple/78939.cc: New. * testsuite/20_util/tuple/cv_tuple_size_neg.cc: New. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247973 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-112017-05-11 François Dumont <fdumont@gcc.gnu.org>François Dumont
* include/bits/stl_tree.h [_GLIBCXX_INLINE_VERSION] (_Rb_tree_impl<>): Remove _Is_pod_comparator template parameter. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247929 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-112017-05-11 François Dumont <fdumont@gcc.gnu.org>François Dumont
* include/debug/safe_container.h [_GLIBCXX_USE_CXX11_ABI] (_Safe_container<>): Remove _IsCxx11AllocatorAware template parameter. * include/debug/string: Adapt. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247926 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-112017-05-11 François Dumont <fdumont@gcc.gnu.org>François Dumont
* include/debug/formatter.h [_GLIBCXX_INLINE_VERSION] (__gnu_debug::_Error_formatter::_Parameter::_M_print_field): Remove. (__gnu_debug::_Error_formatter::_Parameter::_M_print_description): Remove. (__gnu_debug::_Error_formatter::_M_format_word): Remove. (__gnu_debug::_Error_formatter::_M_print_word): Remove. (__gnu_debug::_Error_formatter::_M_print_string): Remove. (__gnu_debug::_Error_formatter::_M_get_max_length): Remove. * src/c++11/debug.cc: Adapt. * config/abi/pre/gnu-versioned-namespace.ver: Adapt. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247925 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-11Fix ViewCVS URLs in libstdc++ manualJonathan Wakely
* doc/xml/manual/allocator.xml: Fix ViewCVS URLs. * doc/xml/manual/mt_allocator.xml: Likewise. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247911 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-11PR libstdc++/80285 optimize std::make_shared for -fno-rttiJonathan Wakely
PR libstdc++/80285 * include/bits/shared_ptr_base.h (_Sp_make_shared_tag::_S_ti): Define function to get unique fake std::type_info reference. (_Sp_counted_ptr_inplace::_M_get_deleter) [!__cpp_rtti]: Compare to _S_ti() fake reference. (__shared_ptr(_Sp_make_shared_tag, const Alloc&, Args&&...)): Share single implementation with or without RTTI enable. [!__cpp_rtti]: Pass fake reference to _M_get_deleter. * testsuite/20_util/shared_ptr/creation/alloc.cc: Change expected allocation and deallocation counts. * testsuite/20_util/shared_ptr/creation/single_allocation.cc: New. * testsuite/20_util/shared_ptr/creation/single_allocation_no_rtti.cc: New. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247905 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-102017-05-10 François Dumont <fdumont@gcc.gnu.org>François Dumont
Bump version namespace. * config/abi/pre/gnu-versioned-namespace.ver: Bump version namespace from __7 to __8. Bump GLIBCXX_7.0 to GLIBCXX_8.0. * acinclude.m4 (libtool_VERSION): Bump to 8:0:0. * include/bits/c++config: Adapt. * include/bits/regex.h: Adapt. * include/experimental/bits/fs_fwd.h: Adapt. * include/experimental/bits/lfts_config.h: Adapt. * include/std/variant: Adapt. * python/libstdcxx/v6/printers.py: Adapt. * testsuite/libstdc++-prettyprinters/48362.cc: Adapt. * include/bits/stl_tree.h (_Rb_tree_impl<>): Remove _Is_pod_comparator template parameter when version namespace is active. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247858 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-102017-05-10 François Dumont <fdumont@gcc.gnu.org>François Dumont
* include/bits/stl_algobase.h (std::__iter_swap<false>): Remove _GLIBCXX_MOVE usage. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247855 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-09* testsuite/24_iterators/container_access.cc (test03): Make il3 static.Jason Merrill
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247799 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-08Tweak static assertions in std::optionalJonathan Wakely
* include/std/optional: Use a separate static_assert per condition. * testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line numbers. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247748 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-08Clarify mt_allocator documentation w.r.t deallocationJonathan Wakely
* doc/xml/manual/mt_allocator.xml: Clarify deallocation behaviour. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247742 138bc75d-0d04-0410-961f-82ee72b054a4
2017-05-022017-05-02 Hugo Beauzée-Luyssen <hugo@beauzee.fr>Hugo Beauzée-Luyssen
PR libstdc++/69506 * config/os/mingw32-w64/os_defines.h (_GLIBCXX_USE_WEAK_REF): Define. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247502 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-292017-04-29 François Dumont <fdumont@gcc.gnu.org>François Dumont
* testsuite/libstdc++-prettyprinters/48362.cc: Replace a regexp-test by a note-test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247411 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-28PR libstdc++/80553 don't allow destroying non-destructible typesJonathan Wakely
PR libstdc++/80553 * include/bits/stl_construct.h (_Destroy, _Destroy_n): Add static assertions to ensure type is destructible. (destroy_at, destroy, destroy_n): Move from stl_uninitialized.h. * include/bits/stl_uninitialized.h (destroy_at, destroy, destroy_n): Move to stl_construct.h. * testsuite/20_util/specialized_algorithms/memory_management_tools/ destroy_neg.cc: New test. * testsuite/23_containers/vector/cons/destructible_neg.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247379 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-28Remove superfluous "" in dg-error.Jonathan Wakely
* testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove superfluous "" in dg-error. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247378 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-28Remove superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus)Tom de Vries
find $(find -type d -name testsuite) -type f \ | xargs sed -ri \ 's#(dg-(error|warning|message|bogus).*) \{ target \*-\*-\* \} \}#\1 }#' 2017-04-28 Tom de Vries <tom@codesourcery.com> * g++.dg/parse/error2.C: Remove superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus). * g++.dg/parse/parameter-declaration-1.C: Same. * g++.dg/warn/Wstrict-aliasing-float-ref-int-obj.C: Same. * gcc.dg/Wpointer-sign-Wall.c: Same. * gcc.dg/Wpointer-sign-pedantic.c: Same. * gcc.dg/cpp/19990413-1.c: Same. * gcc.dg/dg-test-1.c: Same. * gcc.dg/empty-source-2.c: Same. * gcc.dg/empty-source-3.c: Same. * gcc.dg/format/c99-printf-1.c: Same. * gcc.dg/format/c99-scanf-1.c: Same. * gcc.dg/label-decl-2.c: Same. * gcc.dg/m-un-2.c: Same. * gcc.dg/uninit-pr20644-O0.c: Same. * gfortran.dg/pr70006.f90: Same. * obj-c++.dg/fsf-package-0.m: Same. * testsuite/17_intro/headers/c++1998/stdc++_assert_neg.cc: Remove superfluous '{ target *-*-* }' in dg-(error|warning|message|bogus). git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247364 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-27Remove reundant const-qualification from cast targetsJonathan Wakely
* include/ext/pb_ds/detail/list_update_map_/iterators_fn_imps.hpp (PB_DS_CLASS_C_DEC::end()): Remove redundant const in cast type. * testsuite/util/testsuite_rng.h (twister_rand_gen::get_prob()): Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247346 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-26Improve tests for vector and deque move-assignmentJonathan Wakely
* testsuite/23_containers/deque/allocator/move_assign-2.cc: Improve comment. Ensure first test works because allocator type propagates and not because is_always_equal is true. * testsuite/23_containers/vector/52591.cc: Likewise. Restore original testcase that instantiates the move-assignment operator. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247284 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-24PR libstdc++/80506 fix constant used in conditionJonathan Wakely
PR libstdc++/80506 * include/bits/random.tcc (gamma_distribution::operator()): Fix magic number used in loop condition. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247099 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-24PR libstdc++/80504 qualify calls to avoid ADLJonathan Wakely
PR libstdc++/80504 * include/bits/refwrap.h (ref, cref): Qualify calls. * testsuite/20_util/reference_wrapper/80504.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247094 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-24PR libstdc++/80493 fix invalid exception specificationJonathan Wakely
PR libstdc++/80493 * include/experimental/optional (optional::swap): Fix exception specification. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247093 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-21PR libstdc++/80316 make promise::set_value throw no_state errorJonathan Wakely
PR libstdc++/80316 * include/std/future (_State_baseV2::_Setter::operator()): Remove _S_check calls that are done after the pointer to the shared state is already dereferenced. (_State_baseV2::_Setter<_Res, void>): Define specialization for void as partial specialization so it can be defined within the definition of _State_baseV2. (_State_baseV2::__setter): Call _S_check. (_State_baseV2::__setter(promise<void>*)): Add overload for use by promise<void>::set_value and promise<void>::set_value_at_thread_exit. (promise<T>, promise<T&>, promise<void>): Make _State a friend. (_State_baseV2::_Setter<void, void>): Remove explicit specialization. (promise<void>::set_value, promise<void>::set_value_at_thread_exit): Use new __setter overload. * testsuite/30_threads/promise/members/at_thread_exit2.cc: New test. * testsuite/30_threads/promise/members/set_exception.cc: Test promise<T&> and promise<void> specializations. * testsuite/30_threads/promise/members/set_exception2.cc: Likewise. Test for no_state error condition. * testsuite/30_threads/promise/members/set_value2.cc: Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247064 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-21Avoid deprecated warnings about std::auto_ptr in library headersJonathan Wakely
* include/backward/auto_ptr.h: Ignore deprecated warnings from use of auto_ptr. * include/bits/shared_ptr.h: Likewise. * include/bits/shared_ptr_base.h: Likewise. * include/bits/unique_ptr.h: Likewise. * libstdc++-v3/testsuite/20_util/default_delete/48631_neg.cc: Adjust dg-error lineno. * libstdc++-v3/testsuite/20_util/default_delete/void_neg.cc: Likewise. * libstdc++-v3/testsuite/20_util/unique_ptr/assign/48635_neg.cc: Likewise. * libstdc++-v3/testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247063 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-202017-04-20 Edward Smith-Rowland <3dw4rd@verizon.net>Edward Smith-Rowland
PR libstdc++/68397 std::tr1::expint fails ... long double arguments. * include/tr1/exp_integral.tcc: Increase iteration limits. * testsuite/tr1/5_numerical_facilities/special_functions/15_expint/ pr68397.cc: New test. * testsuite/special_functions/14_expint/pr68397.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247027 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-20PR79862 check macro for type aliases that depend on <stdint.h>Jonathan Wakely
PR libstdc++/79862 * include/std/atomic [!_GLIBCXX_USE_C99_STDINT_TR1] (atomic_int8_t) (atomic_uint8_t, atomic_int16_t, atomic_uint16_t, atomic_int32_t, (atomic_uint32_t, atomic_int64_t, atomic_uint64_t) (atomic_int_least8_t, atomic_uint_least8_t, atomic_int_least16_t) (atomic_uint_least16_t, atomic_int_least32_t, atomic_uint_least32_t) (atomic_int_least64_t, atomic_uint_least64_t, atomic_int_fast8_t) (atomic_uint_fast8_t, atomic_int_fast16_t, atomic_uint_fast16_t) (atomic_int_fast32_t, atomic_uint_fast32_t, atomic_int_fast64_t) (atomic_uint_fast64_t, atomic_intmax_t, atomic_uintmax_t): Don't define. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247021 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-19Rationalise ABI links in libstdc++ manualJonathan Wakely
* doc/xml/manual/abi.xml: Rephrase one of the references to the Itanium C++ ABI. * doc/xml/manual/test.xml: Document DejaGnu 1.5.3 requirement. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@247003 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-19 * libsupc++/new: Update comment on #endif directive.Jonathan Wakely
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246999 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-19PR libstdc++/80448 remove noexcept from defaulted functionsJonathan Wakely
PR libstdc++/80448 * include/experimental/bits/fs_dir.h (directory_iterator) (recursive_directory_iterator): Remove noexcept from defaulted constructors. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246993 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-19PR libstdc++/80446 cope with libc defining __has_builtinJonathan Wakely
PR libstdc++/80446 * include/std/type_traits (is_aggregate): Change __has_builtin checks. * libsupc++/new (launder): Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246992 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-18Fix incorrect results from std::boyer_moore_searcherJonathan Wakely
* include/std/functional (default_searcher, __boyer_moore_array_base) (__is_std_equal_to, __boyer_moore_base_t, boyer_moore_searcher) (boyer_moore_horspool_searcher): Remove redundant namespace qualification. (default_searcher::operator()): Construct return value early and advance second member in-place. (boyer_moore_horspool_searcher::operator()): Increment random access iterator directly instead of using std::next. (boyer_moore_searcher::operator()): Fix return value. * testsuite/20_util/function_objects/searchers.cc: Check both parts of return values. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246964 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-11 * doc/xml/faq.xml: Update reference link to C++ ABI for Itanium.Gerald Pfeifer
* doc/xml/manual/abi.xml. Ditto (thrice). git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246860 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Remove duplicated entry in C++17 library status tableJonathan Wakely
* doc/xml/manual/status_cxx2017.xml: Remove duplicate table entry. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246661 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Uncomment std::reference_wrapper tests that no longer failJonathan Wakely
* testsuite/20_util/reference_wrapper/invoke.cc: Uncomment tests that no longer fail. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246658 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Fix comments in libstdc++ header and testJonathan Wakely
* include/bits/ios_base.h: Correct comment. * testsuite/util/testsuite_hooks.h: Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246657 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Update C++17 library status table in manualJonathan Wakely
* doc/xml/manual/status_cxx2017.xml: Update C++17 status table. * doc/xml/manual/appendix_contributing.xml (contrib.organization): Add directories for debug, parallel and profile headers. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246656 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Implement P0426R1 "Constexpr for std::char_traits" for C++17 (partial)Jonathan Wakely
* include/bits/char_traits.h (__gnu_cxx::char_traits): Add _GLIBCXX14_CONSTEXPR on assign, compare, find, and length. (std::char_traits<char>, std::char_traits<wchar_t>): Add _GLIBCXX17_CONSTEXPR on assign. (std::char_traits<char16_t>, std::char_traits<char32_t>): Add _GLIBCXX17_CONSTEXPR on assign, compare, find, and length. * testsuite/21_strings/char_traits/requirements/ constexpr_functions_c++17.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246655 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03PR libstdc++/79141Ville Voutilainen
* include/bits/stl_pair.h (__nonesuch_no_braces): New. (operator=(typename conditional< __and_<is_copy_assignable<_T1>, is_copy_assignable<_T2>>::value, const pair&, const __nonesuch&>::type)): Change __nonesuch to __nonesuch_no_braces. (operator=(typename conditional< __not_<__and_<is_copy_assignable<_T1>, is_copy_assignable<_T2>>>::value, const pair&, const __nonesuch&>::type)): Likewise. (operator=(typename conditional< __and_<is_move_assignable<_T1>, is_move_assignable<_T2>>::value, pair&&, __nonesuch&&>::type)): Likewise. * testsuite/20_util/pair/79141.cc: New. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246653 138bc75d-0d04-0410-961f-82ee72b054a4
2017-04-03Implement std::is_aggregate.Ville Voutilainen
* include/std/type_traits (is_aggregate, is_aggregate_v): New. * testsuite/20_util/is_aggregate/requirements/explicit_instantiation.cc: New. * testsuite/20_util/is_aggregate/requirements/typedefs.cc: Likewise. * testsuite/20_util/is_aggregate/value.cc: Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246651 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-29Adjust optional's pretty printer for LWG 2900.Ville Voutilainen
* python/libstdcxx/v6/printers.py (StdExpOptionalPrinter.__init__): Look at the nested payload in case of non-experimental optional. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246566 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-28Implement LWG 2900, The copy and move constructorsVille Voutilainen
of optional are not constexpr. * include/std/optional (_Optional_payload): New. (_Optional_base): Remove the bool parameter. (_Optional_base<_Tp, false>): Remove. (_Optional_base()): Adjust. (_Optional_base(nullopt_t)): Likewise. (_Optional_base(in_place_t, _Args&&...)): Likewise. (_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)): Likewise. (_Optional_base(const _Optional_base&)): Likewise. (_Optional_base(_Optional_base&&)): Likewise. (operator=(const _Optional_base&)): Likewise. (operator=(_Optional_base&&)): Likewise. (~_Optional_base()): Remove. (_M_is_engaged()): Adjust. (_M_get()): Likewise. (_M_construct(_Args&&...)): Likewise. (_M_destruct()): Likewise. (_M_reset()): Likewise. (_Optional_base::_Empty_byte): Remove. (_Optional_base::_M_empty): Remove. (_Optional_base::_M_payload): Adjust. * testsuite/20_util/optional/cons/value_neg.cc: Adjust. * testsuite/20_util/optional/constexpr/cons/value.cc: Add tests. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246556 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-28PR libstdc++/80137 use std::nextafter instead of loopingJonathan Wakely
PR libstdc++/80137 * include/bits/random.tcc (generate_canonical): Use std::nextafter or numeric_limits::epsilon() to reduce out-of-range values. * testsuite/26_numerics/random/uniform_real_distribution/operators/ 64351.cc: Verify complexity requirement is met. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246542 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-28Add _GLIBCXX_RELEASE macro to "Using" section of manualJonathan Wakely
* doc/xml/manual/abi.xml: Add xml:id anchor. * doc/xml/manual/using.xml (manual.intro.using.macros): Document _GLIBCXX_RELEASE. Link to new anchor for __GLIBCXX__ notes. (concurrency.io.structure): Add markup. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246532 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-28PR libstdc++/80229 restore support for shared_ptr<function type>Jonathan Wakely
PR libstdc++/80229 * include/bits/shared_ptr_base.h (__shared_ptr::_M_enable_shared_from_this_with): Change parameters to non-const and then use remove_cv to get unqualified type. * testsuite/20_util/enable_shared_from_this/members/const.cc: Don't cast away constness on object created const. * testsuite/20_util/shared_ptr/cons/80229.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246520 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-26Fix PR80183 : _M_color not movedMarkus Trippelsdorf
PR libstdc++/80183 * include/bits/stl_tree.h: (_Rb_tree_header::_M_move_data(_Rb_tree_header&)): Also save _M_color. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246483 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-23Fix Debug Mode test failuresJonathan Wakely
* testsuite/23_containers/array/tuple_interface/ tuple_element_debug_neg.cc: Adjust dg-error. * testsuite/23_containers/list/operations/78389.cc: Fix less-than to define a valid strict weak ordering. * testsuite/23_containers/priority_queue/67085.cc: Disable test for Debug Mode, due to debug checks making extra copies of predicate. * testsuite/ext/pb_ds/regression/priority_queue_binary_heap-62045.cc: Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246426 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-23Fix broken links in manual and remove outdated infoJonathan Wakely
* doc/xml/faq.xml: Add link. * doc/xml/manual/backwards_compatibility.xml: Remove outdated information on pre-ISO headers. Replace broken link to C++ FAQ Lite. * doc/xml/manual/io.xml: Update broken link. * doc/html/*: Regenerate. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246425 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-23Implement LWG 2686, std::hash<error_condition>, for C++17Daniel Kruegler
2017-03-23 Daniel Kruegler <daniel.kruegler@gmail.com> Implement LWG 2686, Why is std::hash specialized for error_code, but not error_condition? * include/std/system_error (hash<error_condition>): Define for C++17. * testsuite/20_util/hash/operators/size_t.cc (hash<error_condition>): Instantiate test for error_condition. * testsuite/20_util/hash/requirements/explicit_instantiation.cc (hash<error_condition>): Instantiate hash<error_condition>. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246424 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-23Implement P0607R0 "Inline Variables for Standard Library" for C++17Daniel Kruegler
2017-03-23 Daniel Kruegler <daniel.kruegler@gmail.com> * include/bits/c++config (_GLIBCXX17_INLINE): Define. * include/bits/regex_constants.h (All std::regex_constants constants): Add _GLIBCXX17_INLINE as per P0607R0. * include/bits/std_mutex.h (defer_lock, try_to_lock, adopt_lock): Likewise. * include/bits/stl_pair.h (piecewise_construct): Likewise. * include/bits/uses_allocator.h (allocator_arg, uses_allocator_v) (__is_uses_allocator_constructible_v) (__is_nothrow_uses_allocator_constructible_v): Likewise. * include/std/chrono (treat_as_floating_point_v): Likewise. * include/std/functional (is_bind_expression_v, is_placeholder_v): Likewise. * include/std/optional (nullopt): Likewise. * 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, ignore): Likewise. (ignore): Declare ignore constexpr as per LWG 2773, declare assignment constexpr as per LWG 2933. * include/std/type_traits (All variable templates): Add _GLIBCXX17_INLINE as per P0607R0. * include/std/variant (variant_size_v, variant_npos, __index_of_v) (__tuple_count_v, __exactly_once): Likewise. * testsuite/18_support/headers/new/synopsis.cc (hardware_destructive_interference_size) (hardware_constructive_interference_size): Likewise for commented-out variables. * testsuite/20_util/tuple/creation_functions/constexpr.cc: Add new test function for constexpr std::ignore (LWG 2773). * testsuite/20_util/tuple/creation_functions/constexpr_cpp14.cc: New test for LWG 2933. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246423 138bc75d-0d04-0410-961f-82ee72b054a4
2017-03-22Add deduction guides for C++17 (P0433R2, partial)Jonathan Wakely
* include/bits/shared_ptr.h (shared_ptr, weak_ptr): Add deduction guides for C++17. * include/bits/std_function.h (function): Likewise. * include/bits/stl_pair.h (pair): Likewise. * include/debug/array (__gnu_debug::array): Likewise. * include/std/array (array): Likewise. * include/std/functional (make_default_searcher) (make_boyer_moore_searcher, make_boyer_moore_horspool_searcher): Remove generator functions. * include/std/tuple (tuple): Add deduction guides. * include/std/valarray (valarray): Likewise. * testsuite/20_util/function_objects/searchers.cc: Adjust to use class template argument deduction instead of generator functions. * testsuite/20_util/function/cons/deduction.cc: New test. * testsuite/20_util/optional/cons/deduction_guide.cc: Rename to ... * testsuite/20_util/optional/cons/deduction.cc: ... here. * testsuite/20_util/pair/cons/deduction.cc: New test. * testsuite/20_util/shared_ptr/cons/deduction.cc: New test. * testsuite/20_util/tuple/cons/deduction.cc: New test. * testsuite/20_util/tuple/element_access/get_neg.cc: Adjust dg-error. * testsuite/20_util/unique_ptr/cons/deduction_neg.cc: New test. * testsuite/20_util/weak_ptr/cons/deduction.cc: New test. * testsuite/23_containers/array/cons/deduction.cc: New test. * testsuite/23_containers/array/cons/deduction_neg.cc: New test. * testsuite/23_containers/array/tuple_interface/get_debug_neg.cc: Adjust dg-error. * testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise. * testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc: Likewise. * testsuite/26_numerics/valarray/deduction.cc: New test. * testsuite/30_threads/lock_guard/cons/deduction.cc: New test. * testsuite/30_threads/scoped_lock/cons/deduction.cc: New test. * testsuite/30_threads/unique_lock/cons/deduction.cc: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246389 138bc75d-0d04-0410-961f-82ee72b054a4
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