Jonathan Wakely
c6888c6257
PR libstdc++/79433 no #error for including headers with wrong -std
...
PR libstdc++/79433
* doc/xml/manual/status_cxx2017.xml: Update feature-test macros.
* doc/html/*: Regenerate.
* include/Makefile.am: Remove <bits/c++17_warning.h>.
* include/Makefile.in: Regenerate.
* include/bits/c++17_warning.h: Remove.
* include/bits/string_view.tcc: Do not include <bits/c++17_warning.h>
for pre-C++17 modes.
* include/std/any: Likewise.
(__cpp_lib_any): Define.
* include/std/mutex (__cpp_lib_scoped_lock): Adjust value as per new
SD-6 draft.
* include/std/numeric (__cpp_lib_gcd_lcm): Define as per new SD-6
draft.
* include/std/optional: Do not include <bits/c++17_warning.h>.
(__cpp_lib_optional): Define.
* include/std/shared_mutex: Do not include <bits/c++14_warning.h>.
* include/std/string_view: Do not include <bits/c++17_warning.h>.
(__cpp_lib_string_view): Define.
* include/std/variant: Do not include <bits/c++17_warning.h>.
(__cpp_lib_variant): Define.
* testsuite/20_util/optional/cons/value_neg.cc: Adjust dg-error line
numbers.
* testsuite/26_numerics/gcd/1.cc: Test for __cpp_lib_gcd_lcm.
* testsuite/26_numerics/gcd/gcd_neg.cc: Adjust dg-error line
numbers.
* testsuite/26_numerics/lcm/1.cc: Test for __cpp_lib_gcd_lcm.
* testsuite/26_numerics/lcm/lcm_neg.cc: Adjust dg-error line
numbers.
* testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Adjust
expected value of __cpp_lib_scoped_lock.
From-SVN: r252018
2017-09-12 15:02:59 +01:00
Jonathan Wakely
c5ae1a27bd
PR libstdc++/70483 make std::string_view fully constexpr
...
PR libstdc++/70483
* include/bits/string_view.tcc (basic_string_view::find)
(basic_string_view::rfind, basic_string_view::find_first_of)
(basic_string_view::find_last_of, basic_string_view::find_first_not_of)
(basic_string_view::find_last_not_of): Add constexpr specifier.
* include/std/string_view (basic_string_view::operator=)
(basic_string_view::rbegin, basic_string_view::rend)
(basic_string_view::crbegin, basic_string_view::crend)
(basic_string_view::remove_prefix, basic_string_view::remove_suffix)
(basic_string_view::swap, basic_string_view::compare)
(basic_string_view::find, basic_string_view::rfind)
(basic_string_view::find_first_of, basic_string_view::find_last_of)
(basic_string_view::find_first_not_of)
(basic_string_view::find_last_not_of, basic_string_view::_M_check)
(basic_string_view::_M_limit, operator==, operator!=, operator<)
(operator>, operator<=, operator>=): Likewise.
* testsuite/21_strings/basic_string_view/modifiers/remove_prefix/
char/1.cc: Repeat tests in constexpr context.
* 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/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/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/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: Test
cbegin, cend, rbegin, rend, crbegin and crend.
* testsuite/21_strings/basic_string_view/range_access/wchar_t/1.cc:
Likewise.
* testsuite/21_strings/basic_string_view/operations/compare/char/1.cc:
Remove trailing whitespace.
* testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
1.cc: Likewise.
* testsuite/21_strings/basic_string_view/modifiers/swap/char/1.cc:
New.
* testsuite/21_strings/basic_string_view/modifiers/swap/wchar_t/1.cc:
New.
* testsuite/21_strings/basic_string_view/operations/compare/char/2.cc:
New.
* testsuite/21_strings/basic_string_view/operations/compare/wchar_t/
2.cc: New.
From-SVN: r251988
2017-09-11 22:47:41 +01:00
Jonathan Wakely
2d763763ed
Fix test for __has_unique_object_representations support in Clang
...
* include/std/type_traits (_GLIBCXX_NO_BUILTIN_HAS_UNIQ_OBJ_REP):
Replace with _GLIBCXX_HAVE_BUILTIN_HAS_UNIQ_OBJ_REP and use
__is_identifier to set it.
From-SVN: r251009
2017-08-09 22:38:05 +01:00
Katsuhiko Nishimra
2ae804bf9d
Fix test for __is_aggregate support in Clang
...
2017-08-09 Katsuhiko Nishimra <ktns.87@gmail.com>
* include/std/type_traits (_GLIBCXX_HAVE_BUILTIN_IS_AGGREGATE): Use
__is_identifier instead of __has_builtin.
From-SVN: r251008
2017-08-09 22:37:52 +01:00
Jonathan Wakely
c2830789ba
PR libstdc++/53984 handle exceptions in basic_istream::sentry
...
PR libstdc++/53984
* include/bits/basic_ios.h (basic_ios::_M_setstate): Adjust comment.
* include/bits/istream.tcc (basic_istream::sentry): Handle exceptions
during construction.
* include/std/istream: Adjust comments for formatted input functions
and unformatted input functions.
* testsuite/27_io/basic_fstream/53984.cc: New.
* testsuite/27_io/basic_istream/sentry/char/53984.cc: New.
From-SVN: r250545
2017-07-25 21:36:06 +01:00
Jonathan Wakely
a74bc411bc
Remove deprecated iostream members for C++17
...
* include/bits/ios_base.h (ios_base::io_state, ios_base::open_mode)
(ios_base::seek_dir): Remove for C++17.
* include/std/streambuf (basic_streambuf::stossc): Remove for C++17.
Add deprecated attribute for C++11 and C++14.
* testsuite/27_io/types/1.cc: Don't run for C++17 and later.
* testsuite/27_io/types/4.cc: New.
From-SVN: r250531
2017-07-25 18:47:52 +01:00
François Dumont
4a15d84228
re PR libstdc++/81064 (Inline namespace regression)
...
2017-07-23 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/81064
* include/bits/algorithmfwd.h: Reorganize versioned namespace.
* include/bits/basic_string.h: Likewise.
* include/bits/c++config: Likewise.
* include/bits/deque.tcc: Likewise.
* include/bits/forward_list.h: Likewise.
* include/bits/forward_list.tcc: Likewise.
* include/bits/hashtable_policy.h: Likewise.
* include/bits/list.tcc: Likewise.
* include/bits/move.h: Likewise.
* include/bits/quoted_string.h: Likewise.
* include/bits/random.h: Likewise.
* include/bits/random.tcc: Likewise.
* include/bits/regex.h: Likewise.
* include/bits/regex.tcc: Likewise.
* include/bits/regex_automaton.h: Likewise.
* include/bits/regex_automaton.tcc: Likewise.
* include/bits/regex_compiler.h: Likewise.
* include/bits/regex_compiler.tcc: Likewise.
* include/bits/regex_constants.h: Likewise.
* include/bits/regex_error.h: Likewise.
* include/bits/regex_executor.h: Likewise.
* include/bits/regex_executor.tcc: Likewise.
* include/bits/regex_scanner.h: Likewise.
* include/bits/regex_scanner.tcc: Likewise.
* include/bits/specfun.h: Likewise.
* include/bits/stl_algo.h: Likewise.
* include/bits/stl_algobase.h: Likewise.
* include/bits/stl_bvector.h: Likewise.
* include/bits/stl_deque.h: Likewise.
* include/bits/stl_iterator.h: Likewise.
* include/bits/stl_iterator_base_funcs.h: Likewise.
* include/bits/stl_list.h: Likewise.
* include/bits/stl_map.h: Likewise.
* include/bits/stl_multimap.h: Likewise.
* include/bits/stl_multiset.h: Likewise.
* include/bits/stl_relops.h: Likewise.
* include/bits/stl_set.h: Likewise.
* include/bits/stl_vector.h: Likewise.
* include/bits/uniform_int_dist.h: Likewise.
* include/bits/unordered_map.h: Likewise.
* include/bits/unordered_set.h: Likewise.
* include/bits/vector.tcc: Likewise.
* include/c_global/cmath: Likewise.
* include/c_std/cmath: Likewise.
* include/decimal/decimal: Likewise.
* include/decimal/decimal.h: Likewise.
* include/experimental/algorithm: Likewise.
* include/experimental/any: Likewise.
* include/experimental/array: Likewise.
* include/experimental/bits/erase_if.h: Likewise.
* include/experimental/bits/fs_dir.h: Likewise.
* include/experimental/bits/fs_fwd.h: Likewise.
* include/experimental/bits/fs_ops.h: Likewise.
* include/experimental/bits/fs_path.h: Likewise.
* include/experimental/bits/lfts_config.h: Likewise.
* include/experimental/bits/shared_ptr.h: Likewise.
* include/experimental/bits/string_view.tcc: Likewise.
* include/experimental/chrono: Likewise.
* include/experimental/deque: Likewise.
* include/experimental/filesystem: Likewise.
* include/experimental/forward_list: Likewise.
* include/experimental/functional: Likewise.
* include/experimental/iterator: Likewise.
* include/experimental/list: Likewise.
* include/experimental/map: Likewise.
* include/experimental/memory: Likewise.
* include/experimental/memory_resource: Likewise.
* include/experimental/numeric: Likewise.
* include/experimental/optional: Likewise.
* include/experimental/propagate_const: Likewise.
* include/experimental/random: Likewise.
* include/experimental/ratio: Likewise.
* include/experimental/regex: Likewise.
* include/experimental/set: Likewise.
* include/experimental/source_location: Likewise.
* include/experimental/string: Likewise.
* include/experimental/string_view: Likewise.
* include/experimental/system_error: Likewise.
* include/experimental/tuple: Likewise.
* include/experimental/type_traits: Likewise.
* include/experimental/unordered_map: Likewise.
* include/experimental/unordered_set: Likewise.
* include/experimental/utility: Likewise.
* include/experimental/vector: Likewise.
* include/ext/bitmap_allocator.h: Likewise.
* include/ext/codecvt_specializations.h: Likewise.
* include/ext/rope: Likewise.
* include/ext/typelist.h: Likewise.
* include/std/chrono: Likewise.
* include/std/complex: Likewise.
* include/std/functional: Likewise.
* include/std/numeric: Likewise.
* include/std/string_view: Likewise.
* include/std/thread: Likewise.
* include/std/variant: Likewise.
* include/tr1/array: Likewise.
* include/tr1/bessel_function.tcc: Likewise.
* include/tr1/beta_function.tcc: Likewise.
* include/tr1/cmath: Likewise.
* include/tr1/complex: Likewise.
* include/tr1/ell_integral.tcc: Likewise.
* include/tr1/exp_integral.tcc: Likewise.
* include/tr1/functional: Likewise.
* include/tr1/functional_hash.h: Likewise.
* include/tr1/gamma.tcc: Likewise.
* include/tr1/hashtable.h: Likewise.
* include/tr1/hashtable_policy.h: 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/random.h: Likewise.
* include/tr1/random.tcc: Likewise.
* include/tr1/regex: Likewise.
* include/tr1/riemann_zeta.tcc: Likewise.
* include/tr1/shared_ptr.h: Likewise.
* include/tr1/special_function_util.h: Likewise.
* include/tr1/tuple: Likewise.
* include/tr1/type_traits: Likewise.
* include/tr1/unordered_map.h: Likewise.
* include/tr1/unordered_set.h: Likewise.
* include/tr1/utility: Likewise.
* include/tr2/bool_set: Likewise.
* include/tr2/bool_set.tcc: Likewise.
* include/tr2/dynamic_bitset: Likewise.
* include/tr2/dynamic_bitset.tcc: Likewise.
* include/tr2/ratio: Likewise.
* include/tr2/type_traits: Likewise.
* src/c++11/chrono.cc: Likewise.
* src/c++11/compatibility-c++0x.cc: Likewise.
* src/c++11/compatibility-chrono.cc: Likewise.
* src/c++11/cxx11-shim_facets.cc: Likewise.
* src/c++11/hashtable_c++0x.cc: Likewise.
* src/c++11/placeholders.cc: Likewise.
* src/c++11/thread.cc: Likewise.
* src/c++98/bitmap_allocator.cc: Likewise.
* src/c++98/hashtable_tr1.cc: Likewise.
* src/c++98/list.cc: Likewise.
* src/shared/hashtable-aux.cc: Likewise.
* testsuite/20_util/duration/literals/range.cc: Adapt line number.
* 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/forward/c_neg.cc: Likewise.
* testsuite/20_util/forward/f_neg.cc: Likewise.
* testsuite/26_numerics/gcd/gcd_neg.cc: Likewise.
* testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.
* testsuite/26_numerics/random/pr60037-neg.cc: Likewise.
* python/libstdcxx/v6/printers.py: Adapt.
From-SVN: r250458
2017-07-23 08:41:35 +00:00
Jonathan Wakely
e12d3780e6
Reorder std::scoped_lock parameters as per P0739R0 DR status
...
* include/std/mutex (scoped_lock): Reorder std::adopt_lock_t parameter
as per P0739R0.
* testsuite/30_threads/scoped_lock/cons/1.cc: Reorder arguments.
* testsuite/30_threads/scoped_lock/cons/deduction.cc: Test deduction
with std::adopt_lock_t.
* testsuite/30_threads/scoped_lock/requirements/typedefs.cc: Check
feature-test macro.
From-SVN: r250223
2017-07-15 16:43:22 +01:00
Jason Merrill
20316b9b2e
Constrain std::variant constructor for class template argument deduction
...
2017-07-14 Jason Merrill <jason@redhat.com>
Jonathan Wakely <jwakely@redhat.com>
* include/std/variant (variant::variant(_Tp&&)): Constrain to remove
the constructor for empty variants from the candidate functions
during class template argument deduction.
* testsuite/20_util/variant/deduction.cc: New.
Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>
From-SVN: r250213
2017-07-14 20:13:49 +01:00
Jonathan Wakely
387c17d312
PR libstdc++/81381 support stateful allocators in basic_stringbuf
...
PR libstdc++/81381
* include/bits/sstream.tcc (basic_stringbuf::overflow)
(basic_stringbuf::basic_stringbuf(const __string_type&, ios::mode))
(basic_stringbuf::str()): Construct new strings with an allocator.
* testsuite/27_io/basic_stringbuf/cons/81381.cc: New.
From-SVN: r250101
2017-07-10 18:59:02 +01:00
Jonathan Wakely
93ef155b3d
PR libstdc++/81338 correctly manage string capacity
...
PR libstdc++/81338
* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
Declare basic_stringbuf to be a friend.
* include/bits/sstream.tcc (basic_stringbuf::overflow)
[_GLIBCXX_USE_CXX11_ABI]: Use unused capacity before reallocating.
* include/std/sstream (basic_stringbuf::__xfer_bufptrs): Update string
length to buffer length.
* testsuite/27_io/basic_stringstream/assign/81338.cc: New.
From-SVN: r250100
2017-07-10 18:58:56 +01:00
Tim Shen
7050372474
re PR libstdc++/80187 (C++ variant should be trivially copy constructible if possible)
...
PR libstdc++/80187
* include/std/variant (variant::variant, variant::~variant,
variant::operator=): Implement triviality forwarding for four
special member functions.
* testsuite/20_util/variant/compile.cc: Tests.
From-SVN: r249706
2017-06-27 18:19:03 +00:00
Ville Voutilainen
5e88d2d08d
PR libstdc++/80675, PR libstdc++/80940
...
* include/std/istream:
(__is_convertible_to_basic_istream_test(basic_istream<_Ch, _Up>*)): New.
(__do_is_convertible_to_basic_istream_impl): Likewise.
(__is_convertible_to_basic_istream_impl): Likewise.
(__is_convertible_to_basic_istream): Use the new base.
(__rvalue_istream_type): New.
(operator>>(_Istream&&, _Tp&&)): Use the new helper alias
for the SFINAE check, convert to the helper alias type before
doing the actual extraction.
* include/std/ostream:
(__is_convertible_to_basic_ostream_test(basic_ostream<_Ch, _Up>*)): New.
(__do_is_convertible_to_basic_ostream_impl): Likewise.
(__is_convertible_to_basic_ostream_impl): Likewise.
(__is_convertible_to_basic_ostream): Use the new base.
(__rvalue_ostream_type): New.
(operator<<(_Ostream&&, const _Tp&)): Use the new helper alias
for the SFINAE check, convert to the helper alias type before
doing the actual insertion.
* testsuite/27_io/rvalue_streams-2.cc: Add new tests.
From-SVN: r249468
2017-06-21 22:53:26 +03:00
Jonathan Wakely
94895bd98d
PR libstdc++/80939 Remove unmeetable constexpr specifiers
...
PR libstdc++/80939
* include/std/variant (__erased_ctor, __erased_assign, __erased_swap)
(__erased_hash): Remove constexpr specifier and qualify calls to
__ref_cast.
(__erased_dtor): Remove constexpr specifier and use _Destroy.
From-SVN: r248881
2017-06-05 17:49:04 +01:00
Tim Shen
a8127c0cca
re PR c++/80737 (variant<any> as class member resulting to compile errors)
...
PR libstdc++/80737
* include/std/variant(variant::variant): SFINAE on is_same first.
* testsuite/20_util/variant/any.cc: test case.
From-SVN: r248548
2017-05-28 21:27:30 +00:00
Jonathan Wakely
747217d179
PR libstdc++/80478 make std::mem_fn work with noexcept functions
...
PR libstdc++/80478
* include/std/functional (_Mem_fn_traits_base): Add specializations
for noexcept member function types.
* testsuite/20_util/function_objects/mem_fn/80478.cc: New test.
From-SVN: r248245
2017-05-18 18:32:06 +01:00
Jonathan Wakely
26bddba34a
Fixes to Doxygen comments in libstdc++ headers
...
* include/bits/refwrap.h: Fix Doxygen warning.
* include/bits/specfun.h: Likewise.
* include/bits/std_function.h: Likewise.
* include/bits/stl_algo.h (set_union, set_intersection)
(set_difference, set_symmetric_difference): Add Doxygen @param tags
for output iterator parameters.
* include/bits/stl_iterator.h (inserter): Add Doxygen @param tag for
iterator parameter.
* include/std/mutex (try_lock, lock): Change Mutex to Lockable in
Doxygen comments.
From-SVN: r248160
2017-05-17 17:02:33 +01:00
Ville Voutilainen
b42cc3ca24
Implement new C++ intrinsics __is_assignable and __is_constructible.
...
c-family/
Implement new C++ intrinsics __is_assignable and __is_constructible.
* c-common.c (__is_assignable, __is_constructible): New.
* c-common.h (RID_IS_ASSIGNABLE, RID_IS_CONSTRUCTIBLE): Likewise.
cp/
PR c++/80654
PR c++/80682
Implement new C++ intrinsics __is_assignable and __is_constructible.
* cp-tree.h (CPTK_IS_ASSIGNABLE, CPTK_IS_CONSTRUCTIBLE): New.
(is_xible): New.
* cxx-pretty-print.c (pp_cxx_trait_expression): Handle
CPTK_IS_ASSIGNABLE and CPTK_IS_CONSTRUCTIBLE.
* method.c (constructible_expr): Set cp_unevaluated.
(is_xible_helper): New.
(is_trivially_xible): Adjust.
(is_xible): New.
* parser.c (cp_parser_primary_expression): Handle
RID_IS_ASSIGNABLE and RID_IS_CONSTRUCTIBLE.
(cp_parser_trait_expr): Likewise.
* semantics.c (trait_expr_value): Handle
CPTK_IS_ASSIGNABLE and CPTK_IS_CONSTRUCTIBLE.
testsuite/
* g++.dg/ext/80654.C: New.
libstdc++-v3/
Implement new C++ intrinsics __is_assignable and __is_constructible.
* include/std/type_traits (__do_is_static_castable_impl): Remove.
(__is_static_castable_impl, __is_static_castable_safe): Likewise.
(__is_static_castable, __do_is_direct_constructible_impl): Likewise.
(__is_direct_constructible_impl): Likewise.
(__is_direct_constructible_new_safe): Likewise.
(__is_base_to_derived_ref, __is_lvalue_to_rvalue_ref): Likewise.
(__is_direct_constructible_ref_cast): Likewise.
(__is_direct_constructible_new, __is_direct_constructible): Likewise.
(__do_is_nary_constructible_impl): Likewise.
(__is_nary_constructible_impl, __is_nary_constructible): Likewise.
(__is_constructible_impl): Likewise.
(is_constructible): Call the intrinsic.
(__is_assignable_helper): Remove.
(is_assignable): Call the intrinsic.
(is_trivially_constructible): Likewise.
(__is_trivially_copy_constructible_impl): New.
(is_trivially_copy_constructible): Use it.
(__is_trivially_move_constructible_impl): New.
(is_trivially_move_constructible): Use it.
(is_trivially_assignable): Call the intrinsic.
(__is_trivially_copy_assignable_impl): New.
(is_trivially_copy_assignable): Use it.
(__is_trivially_move_assignable_impl): New.
(is_trivially_move_assignable): Use it.
(testsuite/20_util/declval/requirements/1_neg.cc): Adjust.
(testsuite/20_util/is_trivially_copy_assignable/value.cc):
Add test for void.
(testsuite/20_util/is_trivially_copy_constructible/value.cc): Likewise.
(testsuite/20_util/is_trivially_move_assignable/value.cc): Likewise.
(testsuite/20_util/is_trivially_move_constructible/value.cc): Likewise.
(testsuite/20_util/make_signed/requirements/typedefs_neg.cc): Adjust.
(testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc):
Likewise.
From-SVN: r248153
2017-05-17 16:54:23 +03:00
Marc Glisse
2c27a627a3
optional (_Optional_base::_M_get): Check precondition.
...
2017-05-16 Marc Glisse <marc.glisse@inria.fr>
* include/std/optional (_Optional_base::_M_get): Check precondition.
* testsuite/20_util/optional/cons/value_neg.cc: Update line numbers.
From-SVN: r248099
2017-05-16 12:54:16 +00:00
Jonathan Wakely
f859f912e4
PR libstdc++/78939 make tuple_size<cv T> depend on tuple_size<T>
...
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.
From-SVN: r247973
2017-05-12 15:43:11 +01:00
François Dumont
87c7063d68
Bump version namespace.
...
2017-05-10 François Dumont <fdumont@gcc.gnu.org>
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.
From-SVN: r247858
2017-05-10 20:40:28 +00:00
Jonathan Wakely
9057edd30c
Tweak static assertions in std::optional
...
* include/std/optional: Use a separate static_assert per condition.
* testsuite/20_util/optional/cons/value_neg.cc: Update dg-error line
numbers.
From-SVN: r247748
2017-05-08 18:13:38 +01:00
Jonathan Wakely
946ecd6ab2
PR libstdc++/80316 make promise::set_value throw no_state error
...
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.
From-SVN: r247064
2017-04-21 15:49:19 +01:00
Jonathan Wakely
1b36f6036e
PR79862 check macro for type aliases that depend on <stdint.h>
...
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.
From-SVN: r247021
2017-04-20 14:04:28 +01:00
Jonathan Wakely
afa56c1751
PR libstdc++/80446 cope with libc defining __has_builtin
...
PR libstdc++/80446
* include/std/type_traits (is_aggregate): Change __has_builtin checks.
* libsupc++/new (launder): Likewise.
From-SVN: r246992
2017-04-19 11:49:12 +01:00
Jonathan Wakely
38d68cf0f5
Fix incorrect results from std::boyer_moore_searcher
...
* 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.
From-SVN: r246964
2017-04-18 12:08:00 +01:00
Ville Voutilainen
e2ac6765db
Implement std::is_aggregate.
...
* 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.
From-SVN: r246651
2017-04-03 18:57:06 +03:00
Ville Voutilainen
250f5b6cc1
Implement LWG 2900, The copy and move constructors of optional are not constexpr.
...
Implement LWG 2900, The copy and move constructors
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.
From-SVN: r246556
2017-03-29 02:05:21 +03:00
Daniel Kruegler
7f359d19d0
Implement LWG 2686, std::hash<error_condition>, for C++17
...
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>.
From-SVN: r246424
2017-03-23 19:40:16 +00:00
Daniel Kruegler
288695f7a4
Implement P0607R0 "Inline Variables for Standard Library" for C++17
...
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.
From-SVN: r246423
2017-03-23 19:40:07 +00:00
Jonathan Wakely
af181c91a9
Add deduction guides for C++17 (P0433R2, partial)
...
* 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.
From-SVN: r246389
2017-03-22 15:58:35 +00:00
Ville Voutilainen
df99018275
Implement LWG 2857, {variant,optional,any}::emplace should return the constructed value.
...
Implement LWG 2857, {variant,optional,any}::emplace should
return the constructed value.
* include/std/any (emplace(_Args&&...)): Change the return type and
return a reference to the constructed value.
(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
* include/std/optional (emplace(_Args&&...)): Likewise.
(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
* include/std/variant (emplace<_Tp>(_Args&&...)): Likewise.
(emplace<_Tp>(initializer_list<_Up>, _Args&&...)): Likewise.
(emplace<_Np>(_Args&&...)): Likewise.
(emplace<_Np>(initializer_list<_Up>, _Args&&...)): Likewise.
* testsuite/20_util/any/assign/emplace.cc: Add tests for
checking the return value of emplace.
* testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
* testsuite/20_util/optional/assignment/6.cc: Add tests for
checking the return value of emplace.
* testsuite/20_util/variant/run.cc: Likewise.
From-SVN: r246182
2017-03-16 01:13:20 +02:00
Ville Voutilainen
fd231ad75a
Implement LWG 2806, Base class of bad_optional_access.
...
* include/std/optional (bad_optional_access):
Derive from std::exception.
(bad_optional_access::bad_optional_access): Adjust.
(bad_optional_access::what): New.
(__throw_bad_optional_access(const char*)):
Remove the parameter and adjust calls.
* testsuite/20_util/optional/cons/value_neg.cc: Adjust.
* testsuite/20_util/optional/typedefs.cc: Likewise.
From-SVN: r246103
2017-03-13 20:03:30 +02:00
Ville Voutilainen
06272afbd3
Implement LWG 2934, optional<const T> doesn't compare with T.
...
* include/std/optional
(operator==(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator==(const optional<_Tp>&, const optional<_Up>&).
(operator!=(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator!=(const optional<_Tp>&, const optional<_Up>&).
(operator<(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator<(const optional<_Tp>&, const optional<_Up>&.
(operator>(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator>(const optional<_Tp>&, const optional<_Up>&.
(operator<=(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator<=(const optional<_Tp>&, const optional<_Up>&).
(operator>=(const optional<_Tp>&, const optional<_Tp>&)):
Turn into operator>=(const optional<_Tp>&, const optional<_Up>&).
(operator==(const optional<_Tp>&, const _Tp&)):
Turn into operator==(const optional<_Tp>&, const _Up&).
(operator==(const _Tp&, const optional<_Tp>&)):
Turn into operator==(const _Up&, const optional<_Tp>&).
(operator!=(const optional<_Tp>&, const _Tp&)):
Turn into operator!=(const optional<_Tp>&, const _Up&).
(operator!=(const _Tp&, const optional<_Tp>&)):
Turn into operator!=(const _Up&, const optional<_Tp>&).
(operator<(const optional<_Tp>&, const _Tp&)):
Turn into operator<(const optional<_Tp>&, const _Up&).
(operator<(const _Tp&, const optional<_Tp>&)):
Turn into operator<(const _Up&, const optional<_Tp>&).
(operator>(const optional<_Tp>&, const _Tp&)):
Turn into operator>(const optional<_Tp>&, const _Up&).
(operator>(const _Tp&, const optional<_Tp>&)):
Turn into operator>(const _Up&, const optional<_Tp>&).
(operator<=(const optional<_Tp>&, const _Tp&)):
Turn into operator<=(const optional<_Tp>&, const _Up&).
(operator<=(const _Tp&, const optional<_Tp>&)):
Turn into operator<=(const _Up&, const optional<_Tp>&).
(operator>=(const optional<_Tp>&, const _Tp&)):
Turn into operator>=(const optional<_Tp>&, const _Up&).
(operator>=(const _Tp&, const optional<_Tp>&)):
Turn into operator>=(const _Up&, const optional<_Tp>&).
* testsuite/20_util/optional/relops/7.cc: New.
From-SVN: r246076
2017-03-12 12:32:31 +02:00
Jonathan Wakely
7dcc645ccd
P0604R0 add invoke_result, is_invocable etc. for C++17
...
* include/bits/invoke.h (__invoke): Use __invoke_result instead of
result_of, and __is_nothrow_invocable instead of
__is_nothrow_callable.
* include/bits/shared_ptr_base.h (__shared_ptr): Use __is_invocable
instead of __is_callable.
* include/std/functional (invoke): use invoke_result_t instead of
result_of_t and is_nothrow_invocable instead of is_nothrow_callable.
(_Not_fn): Use __invoke_result instead of result_of.
* include/std/type_traits (__result_of_memobj, __result_of_memfun):
Remove partial specializations for reference_wrapper types.
(__result_of_impl): Use __inv_unwrap to strip reference_wrapper.
(__invoke_result): Define replacement for result_of and then use it to
define result_of.
(__is_callable_impl, __is_callable, __is_nothrow_callable): Replace
with __is_invocable_impl, __is_invocable, and __is_nothrow_invocable
respectively.
(invoke_result, invoke_result_t): Define for C++17.
(is_callable, is_nothrow_callable): Replace with is_invocable,
is_invocable_r, is_nothrow_invocable, and is_nothrow_invocable_r.
(is_callable_v, is_nothrow_callable_v): Replace with is_invocable_v,
is_invocable_r_v, is_nothrow_invocable_v, and is_nothrow_invocable_r_v.
* include/std/variant (hash<variant<T...>>): Use is_nothrow_invocable_v
instead of is_nothrow_callable_v.
* testsuite/20_util/function_objects/invoke/59768.cc: Remove unused
main function.
* testsuite/20_util/function_objects/not_fn/1.cc: Use is_invocable
instead of is_callable.
* testsuite/20_util/is_callable/*: Rename directory and adjust tests
to use new traits.
* testsuite/20_util/is_notjrow_callable/*: Likewise.
* testsuite/20_util/optional/hash.cc: Use is_invocable_v instead of
is_callable.
* testsuite/20_util/variant/hash.cc: Likewise.
From-SVN: r246036
2017-03-10 15:29:38 +00:00
Jonathan Wakely
d57409cb5f
Define macro to simplify std::_Not_fn definition
...
* include/std/functional (_Not_fn): Define macro to simplify
repetitive function definitions.
From-SVN: r246013
2017-03-09 20:36:42 +00:00
Jonathan Wakely
f620e1d5c8
Add std::scoped_lock for C++17
...
* doc/xml/manual/status_cxx2017.xml: Document P0156R2 status.
* doc/html/*: Regenerate.
* include/std/mutex (scoped_lock): Implement new C++17 template.
* testsuite/30_threads/scoped_lock/cons/1.cc: New test.
* testsuite/30_threads/scoped_lock/requirements/
explicit_instantiation.cc: New test.
* testsuite/30_threads/scoped_lock/requirements/typedefs.cc: New test.
From-SVN: r245903
2017-03-05 18:38:35 +00:00
Jonathan Wakely
d34d36ef0d
PR libstdc++/79789 fix non-reserved names in headers
...
PR libstdc++/79789
* include/bits/hashtable_policy.h (__clp2): Use reserved names for
parameters and local variables.
* include/bits/ios_base.h (make_error_code, make_error_condition):
Likewise.
* include/bits/list.tcc (list::sort): Likewise.
* include/bits/mask_array.h (mask_array): Likewise.
* include/bits/regex.h (regex_token_iterator): Likewise.
* include/bits/slice_array.h (slice_array): Likewise.
* include/bits/stl_algo.h (__sample): Likewise.
* include/std/memory (undeclare_no_pointers): Likewise.
* include/std/type_traits (is_callable_v, is_nothrow_callable_v):
Likewise.
* libsupc++/exception_ptr.h (__dest_thunk): Likewise.
* testsuite/17_intro/headers/names.cc: New test.
From-SVN: r245828
2017-03-02 03:43:49 +00:00
Jonathan Wakely
5782e30941
PR 79798 Fix incorrect use of std::result_of in std::bind
...
PR libstdc++/79798
* include/std/functional (bind::_Res_type_impl): Fix incorrect use of
result_of that loses top-level cv-qualifiers.
* testsuite/20_util/bind/79798.cc: New test.
From-SVN: r245827
2017-03-02 03:43:36 +00:00
Dinka Ranns
1dee318ad8
C++17 GB50 resolution (P0505R0)
...
2017-02-19 Dinka Ranns <dinka.ranns@googlemail.com>
C++17 GB50 resolution
* include/std/chrono (duration::operator++()): Add
_GLIBCXX17_CONSTEXPR.
(duration::operator++(int)): Likewise.
(duration::operator--()): Likewise.
(duration::operator--(int)): Likewise.
(duration::operator+=(const duration&)): Likewise.
(duration::operator-=(const duration&)): Likewise.
(duration::operator*=(const rep&)): Likewise.
(duration::operator/=(const rep&)): Likewise.
(duration::operator%=(const rep&)): Likewise.
(duration::operator%=(const duration&)): Likewise.
(time_point::operator+=(const duration&)): Likewise.
(time_point::operator-=(const duration&)): Likewise.
* testsuite/20_util/duration/arithmetic/constexpr_c++17.cc: New test.
* testsuite/20_util/duration/literals/range.cc: Adjust dg-error.
* testsuite/20_util/time_point/arithmetic/constexpr.cc: New test.
From-SVN: r245575
2017-02-19 16:04:35 +00:00
Tim Shen
d255829bbc
re PR libstdc++/78723 ([variant] P0393r3: "Making variant greater equal again" is unimplemented)
...
PR libstdc++/78723
* include/std/variant (operator<(), operator>(), operator<=(),
operator>=(), operator==(), operator!=()): Implement P0393R3.
* testsuite/20_util/variant/compile.cc: Adjust tests.
* testsuite/20_util/variant/run.cc: Adjust tests.
From-SVN: r245475
2017-02-15 09:01:06 +00:00
Tim Shen
7d5abe42c2
re PR libstdc++/79513 (std::visit doesn't handle references)
...
PR libstdc++/79513
* include/std/variant (visit()): Forward variant types to the return
type detection code.
* testsuite/20_util/variant/compile.cc: Add test cases.
From-SVN: r245474
2017-02-15 07:38:20 +00:00
Jonathan Wakely
def227f1ad
PR libstdc++/79486 use lvalues in result_of expressions
...
PR libstdc++/79486
* include/std/future (__future_base::_Task_state::_M_run)
(__future_base::_Task_state::_M_run_delayed): Use lvalue types in
result_of expressions.
* testsuite/30_threads/packaged_task/79486.cc: New.
From-SVN: r245386
2017-02-13 13:13:29 +00:00
Ville Voutilainen
1dd9523917
Implement LWG 2825, LWG 2756 breaks class template argument deduction for optional.
...
* include/std/optional: Add a deduction guide.
* testsuite/20_util/optional/cons/deduction_guide.cc: New.
From-SVN: r245024
2017-01-30 15:37:16 +02:00
Jonathan Wakely
3e5fb20f1f
Fix namespace versioning and remove __detail::__identity helpers
...
PR libstdc++/79243
* include/bits/c++config (literals::string_view_literals::__7): Add.
Only declare versioned namespaces for the relevant C++ dialects.
* include/experimental/bits/erase_if.h (fundamentals_v2::__detail):
Add versioning macros.
* include/experimental/bits/lfts_config.h:
(fundamentals_v1::__detail::__7, fundamentals_v2::__detail::__7): Add.
* include/experimental/string_view (fundamentals_v2::__detail):
Add versioning macros.
(fundamentals_v2::__detail::__identity): Remove.
(fundamentals_v2::__detail::__idt): Use common_type instead of
__detail::__identity.
* include/std/string_view (__detail::__identity, __detail::__idt):
Likewise.
(literals::string_view_literals): Fix nesting of versioning macros.
From-SVN: r244945
2017-01-26 18:32:55 +00:00
Jonathan Wakely
536c221d20
PR libstdc++/70607 make proj(T) and conj(T) return complex<T>
...
PR libstdc++/61791
PR libstdc++/70607
* include/std/complex (real(T), imag(T)): Add _GLIBCXX_CONSTEXPR.
(proj(T), conj(T)): Change return types per DR 1522.
* include/tr1/complex (conj): Remove overloads and use std::conj.
* testsuite/26_numerics/complex/dr781_dr1137.cc: Rename to...
* testsuite/26_numerics/complex/dr781.cc: ... this, and update.
* testsuite/26_numerics/complex/value_operations/constexpr2.cc: Test
real(T) and imag(T). Allow testing for C++11 too.
From-SVN: r244900
2017-01-25 15:01:05 +00:00
Jonathan Wakely
8cb7179d24
PR libstdc++/79206 check string_view sizes in operator==
...
PR libstdc++/79206
* include/experimental/string_view (operator==): Check sizes first.
* include/std/string_view (operator==): Likewise.
From-SVN: r244865
2017-01-24 12:00:47 +00:00
Ville Voutilainen
509912a611
Make poisoned hashes SFINAE away the call operator of the hash.
...
* include/bits/functional_hash.h
(__poison_hash::__enable_hash_call): New.
* include/std/optional (__optional_hash_call_base): New.
(hash<optional<_Tp>>): Derive from the new base,
move the hash function into that base.
* include/std/variant (__variant_hash_call_base_impl): New.
(__variant_hash_call_base): Likewise.
(hash<variant<_Types...>>): Derive from the new base,
move the hash function into that base.
* testsuite/20_util/optional/hash.cc: Add tests for is_callable.
* testsuite/20_util/variant/hash.cc: Likewise.
From-SVN: r244748
2017-01-21 17:38:23 +02:00
Jonathan Wakely
4dfdda108f
PR72792 detect allocator pointer types without invalid rebinding
...
PR libstdc++/72792
* include/bits/alloc_traits.h (__allocator_traits_base::__diff_type)
(__allocator_traits_base::__size_type): Remove.
(allocator_traits::_Ptr): New class template to detect const and void
pointer types without instantiating pointer_traits::rebind
unnecessarily.
(allocator_traits::_Diff): Likewise for detecting difference_type.
(allocator_traits::_Size): New class template to detect size_type
without instantiating make_unsigned unnecessarily.
* include/bits/ptr_traits.h (pointer_traits::element_type): Use
__detected_or_t instead of __detected_or_t_.
* include/std/type_traits (__detected_or_t_): Remove.
* testsuite/20_util/allocator_traits/members/pointers.cc: New test.
From-SVN: r244706
2017-01-20 12:03:36 +00:00
Jonathan Wakely
38a9e5a6c0
PR69321 fix any_cast<T>(any*) for non-copyable T
...
PR libstdc++/69321
* include/experimental/any (__any_caster): Avoid instantiating
manager function for types that can't be stored in any.
* include/std/any (__any_caster): Likewise.
* testsuite/20_util/any/misc/any_cast.cc: Test non-copyable type.
* testsuite/experimental/any/misc/any_cast.cc: Likewise.
From-SVN: r244678
2017-01-20 01:22:54 +00:00