PR libstdc++/79195
* include/experimental/array (__make_array_elem): New class template
and partial specialization.
(__is_reference_wrapper): Move into __make_array_elem specialization.
(make_array): Use __make_array_elem to determine element type and move
static assertion into specialization. Qualify std::forward call.
(to_array): Add exception specifiation.
* testsuite/experimental/array/make_array.cc: Test argument types
without a common type.
* testsuite/experimental/array/neg.cc: Adjust expected error message.
From-SVN: r244813
* 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
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
PR libstdc++/72792
PR libstdc++/72793
* include/bits/alloc_traits.h (__allocator_traits_base::__rebind):
Replace with class template using void_t.
(__alloc_rebind): Define in terms of
__allocator_traits_base::__rebind.
(allocator_traits): Remove unconditional static_assert for
rebind_alloc.
* include/bits/ptr_traits.h (__replace_first_arg): Remove type member.
(pointer_traits::__rebind): Replace with class template using void_t.
(pointer_traits::rebind): Define in terms of __rebind.
(pointer_traits): Remove unconditional static_assert for rebind.
* testsuite/20_util/allocator_traits/members/rebind_alloc.cc: New test.
* testsuite/20_util/pointer_traits/rebind.cc: New test.
From-SVN: r244680
PR libstdc++/67085
* include/bits/stl_heap.h (push_heap, __adjust_heap, __pop_heap)
(pop_heap, __make_heap, make_heap, __sort_heap, sort_heap): Use
_GLIBCXX_MOVE when passing comparison function to other functions.
(is_heap_until, is_heap): Use std::move when passing comparison
function.
* testsuite/23_containers/priority_queue/67085.cc: New test.
From-SVN: r244648
PR libstdc++/78905
* doc/xml/manual/abi.xml (abi.versioning.history): Add markup to
macro names, filenames, and literal values. Document _GLIBCXX_RELEASE.
Document that the deprecated _GLIBCXX_VERSION macro was removed for
the 4.0.0 release.
* doc/html/*: Regenerate.
* include/Makefile.am (_GLIBCXX_RELEASE): Set value.
* include/Makefile.in: Regenerate.
* include/bits/c++config (_GLIBCXX_RELEASE): Add #define.
* testsuite/ext/profile/mutex_extensions_neg.cc: Use lineno of 0 in
dg-error.
From-SVN: r244642
PR libstdc++/69699
* doc/xml/manual/abi.xml (abi.versioning.history): Explain why the
_GLIBCXX__ macro is not useful. Remove redundant date information
and link to the GCC release timeline.
(abi.versioning.active): Move partial sentence into the previous
paragraph.
* doc/html/*: Regenerate.
From-SVN: r244532
PR other/79046
* configure: Regenerated.
config/
* acx.m4 (GCC_BASE_VER): New m4 function.
(ACX_TOOL_DIRS): Require GCC_BASE_VER, for
--with-gcc-major-version-only use just major number from BASE-VER.
gcc/
* configure.ac: Add GCC_BASE_VER.
* Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
version from BASE-VER file.
(CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
(gcc.o): Depend on $(BASEVER).
* common.opt (dumpfullversion): New option.
* gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
* doc/invoke.texi: Document -dumpfullversion.
* doc/install.texi: Document --with-gcc-major-version-only.
* configure: Regenerated.
libatomic/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
libgomp/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
libgcc/
* configure.ac: Add GCC_BASE_VER.
* Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
version from BASE-VER file.
* configure: Regenerated.
libssp/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
* Makefile.in: Regenerated.
liboffloadmic/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* aclocal.m4: Include ../config/acx.m4.
* configure: Regenerated.
* Makefile.in: Regenerated.
libquadmath/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
* Makefile.in: Regenerated.
libmpx/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
* Makefile.in: Regenerated.
libada/
* configure.ac: Add GCC_BASE_VER.
* Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
version from BASE-VER file.
* configure: Regenerated.
lto-plugin/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
* Makefile.in: Regenerated.
libitm/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
fixincludes/
* configure.ac: Add GCC_BASE_VER.
* Makefile.in (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
libcilkrts/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* aclocal.m4: Include ../config/acx.m4.
* configure: Regenerated.
* Makefile.in: Regenerated.
libcc1/
* configure.ac: Add GCC_BASE_VER. For --with-gcc-major-version-only
use just major number from BASE-VER.
* configure: Regenerated.
* Makefile.in: Regenerated.
libobjc/
* configure.ac: Add GCC_BASE_VER.
* Makefile.in (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
libstdc++-v3/
* configure.ac: Add GCC_BASE_VER.
* fragment.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* po/Makefile.in: Regenerated.
* libsupc++/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
* src/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
* include/Makefile.in: Regenerated.
* doc/Makefile.in: Regenerated.
* python/Makefile.in: Regenerated.
* src/c++11/Makefile.in: Regenerated.
* src/c++98/Makefile.in: Regenerated.
* src/filesystem/Makefile.in: Regenerated.
libvtv/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* testsuite/Makefile.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
libsanitizer/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* libbacktrace/Makefile.in: Regenerated.
* interception/Makefile.in: Regenerated.
* asan/Makefile.in: Regenerated.
* ubsan/Makefile.in: Regenerated.
* configure: Regenerated.
* sanitizer_common/Makefile.in: Regenerated.
* lsan/Makefile.in: Regenerated.
* Makefile.in: Regenerated.
* tsan/Makefile.in: Regenerated.
libgfortran/
* configure.ac: Add GCC_BASE_VER.
* Makefile.am (gcc_version): Use @get_gcc_base_ver@ instead of cat to
get version from BASE-VER file.
* configure: Regenerated.
* Makefile.in: Regenerated.
From-SVN: r244521
PR libstdc++/78389
* include/bits/list.tcc (merge(list&&)):
Adjust list sizes if the comparator throws.
(merge(list&&, _StrictWeakOrdering)): Likewise.
(sort()): Splice elements back from the scratch buffers
if the comparator throws.
(sort(_StrictWeakOrdering)): Likewise.
* testsuite/23_containers/list/operations/78389.cc: New.
From-SVN: r244439
PR libstdc++/78273
* include/bits/stl_map.h (map::count<_Kt>(const _Kt&)): Don't assume
the heterogeneous comparison can only find one match.
* include/bits/stl_set.h (set::count<_Kt>(const _Kt&)): Likewise.
* testsuite/23_containers/map/operations/2.cc: Test count works with
comparison function that just partitions rather than sorting.
* testsuite/23_containers/set/operations/2.cc: Likewise.
From-SVN: r244317
Reduce the size of variant, it doesn't need an index of
type size_t internally.
* include/std/variant (parse_numbers.h): New include.
(__select_index): New.
(_Variant_storage<false, _Types...>::_M_reset_impl): Use
_index_type for comparison with variant_npos.
(_Variant_storage<false, _Types...>::__index_type): New.
(_Variant_storage<false, _Types...>::_M_index): Change the
type from size_t to __index_type.
(_Variant_storage<true, _Types...>::__index_type): New.
(_Variant_storage<true, _Types...>::_M_index): Change the
type from size_t to __index_type.
(_Variant_base::_M_valid): Use _Storage::__index_type
for comparison with variant_npos.
(variant::index): Use _Base::_Storage::__index_type
for comparison with variant_npos.
* testsuite/20_util/variant/index_type.cc: New.
From-SVN: r244309
Call _M_extract_* functions family through temporary int objects, so
it doesn't convert from lvalue to rvalue through a temporary in AVR
because of the incompatible types used in AVR-Libc.
This fixes compilation errors with AVR-Libc while compiling libstdc++
for AVR target.
2017-01-10 Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
* include/bits/locale_facets_nonio.tcc
(time_get::_M_extract_via_format): Avoid compilation errors with
non-standard struct tm.
From-SVN: r244271
2017-01-10 François Dumont <fdumont@gcc.gnu.org>
Jonathan Wakely <jwakely@redhat.com>
* python/libstdcxx/v6/printers.py (_versioned_namespace): Define.
(is_specialization, strip_versioned_namespace): New helpers functions
to work with symbols in the versioned namespace.
(Printer.add_version): Add second name using versioned namespace.
(add_one_template_type_printer, add_one_type_printer): Add second
type printers using versioned namespace.
(register_type_printers): Add template type printer for basic_string.
(build_libstdcxx_dictionary): Remove dead code.
* python/libstdcxx/v6/xmethods.py: Make all matchers look for
versioned namespace.
* testsuite/libstdc++-prettyprinters/48362.cc: Adjust expected
results.
* testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.
Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>
From-SVN: r244262
PR libstdc++/79017
* acinclude.m4 (GLIBCXX_CHECK_C99_TR1): Check for llrint and llround
functions separately on darwin and if they're missing define
_GLIBCXX_NO_C99_ROUNDING_FUNCS.
* config.h.in: Regenerate.
* configure: Regenerate.
* include/c_global/cmath [_GLIBCXX_NO_C99_ROUNDING_FUNCS] (llrint)
(llrintf, llrintl, llround, llroundf, llroundl): Do not define.
From-SVN: r244231
Implement LWG 2842, in_place_t check for optional::optional(U&&)
should decay U.
* include/std/optional (_Optional_base(in_place_t, _Args&&...)):
Constrain.
(_Optional_base(in_place_t, initializer_list<_Up>, _Args&&...)):
Turn the int-pack constraint hack into a saner bool.
(_Optional_base<_Tp, false>::_Optional_base(in_place_t, _Args&&...)):
Constrain.
(_Optional_base<_Tp, false>::_Optional_base(in_place_t,
initializer_list<_Up>, _Args&&...)):
Turn the int-pack constraint hack into a saner bool.
(optional(_Up&&)): Constrain against in_place_t.
(optional(in_place_t, _Args&&...)): Constrain.
(constexpr optional(in_place_t, initializer_list<_Up>, _Args&&...)):
Turn the int-pack constraint hack into a saner bool.
* testsuite/20_util/optional/cons/value_neg.cc: Add a test for
a type that is constructible from in_place.
From-SVN: r243966
gcc/c-family/
* c.opt (-fnew-ttp-matching): New flag.
* c-opts.c (c_common_post_options): Default on if -std=c++1z.
gcc/cp/
* pt.c (coerce_template_template_parms): Allow a template argument
that's less specialized than the parameter.
(unify_bound_ttp_args): Adjust parm's args to apply to arg's
template.
(coerce_template_args_for_ttp): Split out from
lookup_template_class_1.
(coerce_ttp_args_for_tta, store_defaulted_ttp)
(lookup_defaulted_ttp, add_defaults_to_ttp): New.
(process_partial_specialization): Set DECL_CONTEXT of
template template-parameters.
(coerce_template_parms): Only inform when complain.
(expand_template_argument_pack): Handle error_mark_node.
(convert_template_argument, template_args_equal, unify): Handle
any_targ_node.
* cp-tree.h (enum cp_tree_index): Add CPTI_ANY_TARG.
(any_targ_node): New.
* decl.c (cxx_init_decl_processing): Set it.
* name-lookup.c (consider_binding_level): Ignore names with embedded
spaces.
From-SVN: r243871
gcc/cp/
* pt.c (coerce_template_parms): Consider variadic_args_p before
complaining about too many template arguments.
libstdc++-v3/
* testsuite/util/testsuite_tr1.h (test_property): Don't define both
variadic and non-variadic overloads.
From-SVN: r243869
Make the perfect-forwarding constructor of a two-element tuple
sfinae away when the first argument is an allocator_arg.
* include/std/tuple (tuple(_U1&&, _U2&&)): Constrain.
* testsuite/20_util/tuple/cons/allocator_with_any.cc: New.
* testsuite/20_util/tuple/element_access/get_neg.cc: Adjust.
From-SVN: r243795
Implement LWG 2769, Redundant const in the return type of
any_cast(const any&).
* include/std/any (_AnyCast): New.
(any_cast(const any&)): Use it and add an explicit cast for return.
(any_cast(any&)): Likewise.
(any_cast(any&&)): Likewise.
* testsuite/20_util/any/misc/any_cast.cc: Add a test for a type
that has an explicit copy constructor.
*testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.
From-SVN: r243739
* python/libstdcxx/v6/xmethods.py (UniquePtrGetWorker.__init__): Use
correct element type for unique_ptr<T[]>.
(UniquePtrGetWorker._supports, UniquePtrDerefWorker._supports): New
functions to disable unsupported operators for unique_ptr<T[]>.
(UniquePtrSubscriptWorker): New worker for operator[].
(UniquePtrMethodsMatcher.__init__): Register UniquePtrSubscriptWorker.
(UniquePtrMethodsMatcher.match): Call _supports on the chosen worker.
(SharedPtrGetWorker, SharedPtrDerefWorker, SharedPtrSubscriptWorker)
(SharedPtrUseCountWorker, SharedPtrUniqueWorker): New workers.
(SharedPtrMethodsMatcher): New matcher for shared_ptr.
(register_libstdcxx_xmethods): Register SharedPtrMethodsMatcher.
* testsuite/libstdc++-xmethods/unique_ptr.cc: Test arrays.
* testsuite/libstdc++-xmethods/shared_ptr.cc: New test.
From-SVN: r243688
* python/libstdcxx/v6/printers.py (num_elements): New function.
(StdMapPrinter.to_string, StdSetPrinter.to_string)
(StdDequePrinter.to_string, Tr1UnorderedSetPrinter.to_string)
(Tr1UnorderedMapPrinter.to_string): Use num_elements.
* testsuite/libstdc++-prettyprinters/cxx11.cc: Adjust expected results
to use singular noun when there is only one element.
* testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
* testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
* testsuite/libstdc++-prettyprinters/tr1.cc: Likewise.
From-SVN: r243652
PR libstdc++/59170
* python/libstdcxx/v6/printers.py (StdDebugIteratorPrinter): Use
_M_sequence and _M_version to detect invalid iterators.
* testsuite/libstdc++-prettyprinters/debug.cc: Test debug mode vector
and test invalid iterators.
* testsuite/libstdc++-prettyprinters/debug_cxx11.cc: New test.
From-SVN: r243650
Added #ifdef case for when void* is 16 bits so it compiles in AVR
target.
2016-12-06 Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
* src/c++11/cow-stdexcept.cc: Add special case for 16 bit pointers.
From-SVN: r243310
Enable libstdc++ compilation in AVR targets with AVR-Libc. Most
floating point math functions are already defined in AVR-Libc, so
defines are in place to avoid multiple definition of these functions.
2016-12-06 Felipe Magno de Almeida <felipe@expertisesolutions.com.br>
* crossconfig.m4: Add avr target for cross-compilation.
* configure: Regenerate.
From-SVN: r243309
* python/libstdcxx/v6/printers.py (StdVariantPrinter): Update for new
data member name.
* testsuite/libstdc++-prettyprinters/cxx17.cc: Remove redundant test.
From-SVN: r243304
Constrain optional's __constexpr_addressof in its return type
and use a constexpr addressof for optional, if available.
* include/experimental/optional (__constexpr_addressof):
Constrain in the return type instead of in a template parameter.
(_Has_addressof_mem)
(_Has_addressof_free, _Has_addressof, __constexpr_addressof):
Guard with #ifndef __cpp_lib_addressof_constexpr.
(operator->()): Use std::__addressof if it's constexpr.
From-SVN: r243298
* include/std/variant (visit): Make visit constexpr. Also cleanup
__get_alternative and __storage, since we don't support reference/void
alternatives any more.
* testsuite/20_util/variant/compile.cc: Add tests.
From-SVN: r243295
The convertible_to traits need to use a variadic catch-all for the
false-cases.
* include/std/istream (__is_convertible_to_basic_istream):
Change the parameter of the false-case of __check to a variadic.
* include/std/ostream (__is_convertible_to_basic_ostream):
Likewise.
From-SVN: r243098
PR libstdc++/71500
* include/bits/regex.h (basic_regex::basic_regex): Use ECMAScript
when the syntax is not specified.
* include/bits/regex_compiler.h (_RegexTranslator,
_RegexTranslatorBase): Partially support icase in ranges.
* include/bits/regex_compiler.tcc (_BracketMatcher::_M_apply):
Refactor _M_apply to make the control flow easier to follow, and
call _M_translator._M_match_range as added previously.
* testsuite/28_regex/traits/char/icase.cc: Add new tests.
* testsuite/28_regex/traits/char/user_defined.cc: Add new tests.
From-SVN: r243093
* include/std/istream (__is_convertible_to_basic_istream):
Change the return types of __check, introduce istream_type.
(operator>>(_Istream&&, _Tp&&)):
Use __is_convertible_to_basic_istream::istream_type as the return type.
* include/std/ostream (__is_convertible_to_basic_ostream):
Change the return types of __check, introduce ostream_type.
(operator>>(_Ostream&&, _Tp&&)):
Use __is_convertible_to_basic_ostream::ostream_type as the return type.
From-SVN: r243036
* doc/xml/manual/intro.xml: Document LWG 2770 status. Remove entries
for 2742 and 2748.
* doc/html/*: Regenerate.
* include/std/utility (__tuple_size_cv_impl): New helper to safely
detect tuple_size<T>::value, as per LWG 2770.
(tuple_size<cv T>): Adjust partial specializations to derive from
__tuple_size_cv_impl.
* testsuite/20_util/tuple/cv_tuple_size.cc: Test SFINAE-friendliness.
From-SVN: r242452
* include/std/variant: Remove variant<T&>, variant<void>, variant<> support
to rebase on the post-Issaquah design.
* testsuite/20_util/variant/compile.cc: Likewise.
From-SVN: r242437
* doc/xml/manual/intro.xml: Document LWG 2742 status.
* doc/html/*: Regenerate.
* include/bits/basic_string.h
(basic_string(const T&, size_type, size_type, const Allocator&)): Add
constructor for substring of basic_string_view, as per LWG 2742 but
with additional constraint to fix ambiguity.
* testsuite/21_strings/basic_string/cons/char/9.cc: New test.
* testsuite/21_strings/basic_string/cons/wchar_t/9.cc: New test.
From-SVN: r242416
* doc/xml/manual/intro.xml: Document LWG 2748 status.
* include/std/optional (optional<T>::swap): Use is_nothrow_swappable_v
for exception specification.
(swap(optional<T>&, optional<T>&)): Disable when T is not swappable.
* testsuite/20_util/optional/swap/2.cc: New test.
From-SVN: r242415
Implement P0504R0 (Revisiting in-place tag types for
any/optional/variant).
* include/std/any (any(_ValueType&& __value)): Constrain
the __is_in_place_type with the decayed type.
(make_any): Adjust to use the new tag type.
* include/std/utility (in_place_tag): Remove.
(in_place_t): Turn into a non-reference tag type.
(__in_place, __in_place_type, __in_place_index): Remove.
(in_place): Turn into an inline variable of non-reference
tag type.
(in_place<_Tp>): Remove.
(in_place_index<_Idx>): Remove.
(in_place_type_t): New.
(in_place_type): Turn into a variable template of non-reference
type.
(in_place_index_t): New.
(in_place_index): Turn into a variable template of non-reference
type.
* include/std/variant
(_Variant_storage(in_place_index_t<_Np>, _Args&&...)): Adjust to
use the new tag type.
(_Union(in_place_index_t<0>, _Args&&...)): Likewise.
(_Union(in_place_index_t<_Np>, _Args&&...)): Likewise.
(_Variant_base()): Likewise.
(variant(_Tp&&)): Likewise.
(variant(in_place_type_t<_Tp>, _Args&&...)): Likewise.
(variant(in_place_type_t<_Tp>, initializer_list<_Up>,
_Args&&...)): Likewise.
(variant(in_place_index_t<_Np>, _Args&&...)): Likewise.
(variant(in_place_index_t<_Np>, initializer_list<_Up>,
_Args&&...)): Likewise
(variant(allocator_arg_t, const _Alloc&)): Likewise.
(variant(allocator_arg_t, const _Alloc&, _Tp&&)): Likewise.
(variant(allocator_arg_t, const _Alloc&, in_place_type_t<_Tp>,
_Args&&...)): Likewise.
(variant(allocator_arg_t, const _Alloc&, in_place_type_t<_Tp>,
initializer_list<_Up>, _Args&&...)): Likewise.
(variant(allocator_arg_t, const _Alloc&, in_place_index_t<_Np>,
_Args&&...)): Likewise.
(variant(allocator_arg_t, const _Alloc&, in_place_index_t<_Np>,
initializer_list<_Up>, _Args&&...)): Likewise.
(emplace(_Args&&...)): Likewise.
(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
* testsuite/20_util/any/cons/explicit.cc: Likewise.
* testsuite/20_util/any/cons/in_place.cc: Likewise.
* testsuite/20_util/any/requirements.cc: Add tests to
check that any is not constructible from the new in_place_type_t
of any value category.
* testsuite/20_util/in_place/requirements.cc: Adjust to
use the new tag type.
* testsuite/20_util/variant/compile.cc: Likewise.
* testsuite/20_util/variant/run.cc: Likewise.
From-SVN: r242401
* call.c (build_new_method_call_1): Include template arguments in
error message.
(print_error_for_call_failure): Likewise.
(build_new_function_call): Pass them in.
* name-lookup.c (supplement_binding_1): Don't complain about a
conflict with an erroneous declaration.
* error.c (dump_decl): Fix printing of alias declaration.
* decl.c (make_typename_type): Call cxx_incomplete_type_error.
* parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
* semantics.c (perform_koenig_lookup): Don't wrap an error in
TEMPLATE_ID_EXPR.
From-SVN: r242376
* doc/xml/manual/status_cxx2017.xml: Update status.
* doc/html/manual/status.html: Regenerate.
* include/bits/shared_ptr.h (shared_ptr(unique_ptr<_Yp, _Del>)): Add
extension constructor to maintain C++14 behaviour.
* include/bits/shared_ptr_base.h (__sp_array_delete): Add new struct.
(__shared_count(_Ptr, false_type), __shared_count(_Ptr, true_type)):
New constructors.
(__sp_compatible_with, __sp_is_constructible): Add specializations
for array support.
(__sp_is_constructible_arr, __sp_is_constructible_arrN): New helpers.
(__shared_ptr_access): New base class for observer member functions.
(__shared_ptr::element_type): Use remove_extent.
(__shared_ptr::_UniqCompatible): Add __sp_compatible_with check.
(__shared_ptr(_Yp*)): Use tag dispatching to call new __shared_count
constructor.
(__shared_ptr(unique_ptr<_Yp, _Del>)): Add extension constructor.
(__shared_ptr::operator*, __shared_ptr::operator->): Remove and
inherit from __shared_ptr_access base class.
(__shared_ptr::__has_esft_base): Return false for array types.
(__weak_ptr::element_type): Use remove_extent.
* include/experimental/bits/shared_ptr.h (__libfund_v1): Remove.
(__shared_ptr<__libfund_v1<_Tp>>): Remove specializations.
(__wak_ptr<__libfund_v1<_Tp>>): Likewise.
(experimental::__sp_compatible_v): Redefine using
__sp_compatible_with.
(experimental::__sp_is_constructible_v): Redefine using
__sp_is_constructible.
(get_deleter, operator<<): Change argument from __shared_ptr to
shared_ptr.
* testsuite/20_util/shared_ptr/cons/array.cc: New test.
* testsuite/20_util/shared_ptr/cons/unique_ptr_array.cc: Adjust for
new behaviour.
* testsuite/20_util/shared_ptr/observers/array.cc: Test observers for
arrays.
* testsuite/20_util/shared_ptr/observers/array_neg.cc: New test.
From-SVN: r242369
* libstdc++-v3/include/bits/regex.h (regex_iterator::regex_iterator()):
Define end() as _M_pregex == nullptr.
* libstdc++-v3/include/bits/regex.tcc (regex_iterator::operator==(),
regex_iterator::operator++()): Fix operator==() and operator++() to
look at null-ness of _M_pregex on both sides.
* testsuite/28_regex/regression.cc: New testcase.
From-SVN: r242025
2016-11-07 François Dumont <fdumont@gcc.gnu.org>
* config/abi/pre/gnu-versioned-namespace.ver: Export C++17 new of
over-aligned types symbols.
From-SVN: r241936
* include/experimental/bits/fs_path.h (__is_path_src)
(_S_range_begin, _S_range_end): Overload to treat string_view as a
Source object.
(path::operator+=, path::compare): Overload for basic_string_view.
* testsuite/experimental/filesystem/path/construct/string_view.cc:
New test.
* testsuite/experimental/filesystem/path/construct/
string_view_cxx17.cc: New test.
From-SVN: r241658
* include/experimental/bits/fs_path.h
(path::_S_convert<_Iter>(_Iter, _Iter)): Remove cv-qualifiers from
iterator's value_type.
(path::_S_convert<_Iter>(_Iter __first, __null_terminated)): Likewise.
Do not use operation not supported by input iterators.
(path::__is_path_iter_src): Add partial specialization for const
encoded character types.
* testsuite/experimental/filesystem/path/construct/range.cc: Test
construction from input iterators with const value types.
From-SVN: r241654
* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
Use end() function to get end iterator.
* testsuite/experimental/filesystem/iterators/pop.cc: Remove printf
statements that were present for debugging.
* testsuite/experimental/filesystem/iterators/
recursive_directory_iterator.cc: Use end() function to get end
iterator.
* testsuite/experimental/filesystem/operations/last_write_time.cc:
Only require file timestamps to be accurate to one second.
From-SVN: r241616
2016-10-26 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR libstdc++/78110
* libsupc++/new_opa.cc: Don't include <malloc.h> in a free standing
environment. Declare memalign directly in that case.
From-SVN: r241591
* src/filesystem/dir.cc (recursive_directory_iterator::increment):
Reset state on error.
* testsuite/experimental/filesystem/iterators/
recursive_directory_iterator.cc: Check state after increment error.
From-SVN: r241552
* src/filesystem/ops.cc (do_copy_file): Report an error if source or
destination is not a regular file (LWG 2712).
(equivalent): Fix error handling and result when only one file exists.
* testsuite/experimental/filesystem/operations/copy.cc: Remove files
created by tests. Test copying directories.
* testsuite/experimental/filesystem/operations/copy_file.cc: Remove
files created by tests.
* testsuite/experimental/filesystem/operations/equivalent.cc: New.
* testsuite/experimental/filesystem/operations/is_empty.cc: New.
* testsuite/experimental/filesystem/operations/read_symlink.cc: Remove
file created by test.
* testsuite/experimental/filesystem/operations/remove_all.cc: New.
* testsuite/util/testsuite_fs.h (~scoped_file): Only try to remove
file if path is non-empty, to support removal by other means.
From-SVN: r241521
* src/filesystem/ops.cc (do_copy_file): Return an error if either
source or destination is not a regular file.
(copy): Update comment to refer to LWG 2681. Implement 2682 and 2683
resolutions.
(read_symlink): Add missing ec.clear().
* testsuite/experimental/filesystem/operations/copy.cc: Update
expected behaviour for copying directories with create_symlinks.
Verify that error_code arguments are cleared if there's no error.
* testsuite/experimental/filesystem/operations/read_symlink.cc: New.
From-SVN: r241484
Cross-port exception-safety and move fixes of std::any to
std::experimental::any.
* include/experimental/any (operator=(const any&)):
Make strongly exception-safe.
(operator=(any&&)): clear() unconditionally in the case where
rhs has a value.
(_Manager_internal<_Tp>::_S_manage): Move in _Op_xfer, don't copy.
* testsuite/experimental/any/assign/2.cc: Adjust.
* testsuite/experimental/any/assign/exception.cc: New.
* testsuite/experimental/any/cons/2.cc: Adjust.
* testsuite/experimental/any/misc/any_cast_neg.cc: Ajust.
From-SVN: r241479
* src/filesystem/ops.cc (permissions(const path&, perms, error_code&)):
Ignore symlink_nofollow flag if file is not a symlink.
* testsuite/experimental/filesystem/operations/permissions.cc: Test
symlink_nofollow on non-symlinks.
From-SVN: r241438
* include/experimental/bits/fs_ops.h
(exists(const path&, error_code&)): Clear error if status is known
(LWG 2725).
(status(const path&, error_code&)): Handle EOVERFLOW.
* testsuite/experimental/filesystem/operations/exists.cc: Test
overload taking an error_code.
From-SVN: r241417
2016-10-21 Eelis van der Weegen <eelis@eelis.net>
* include/bits/stl_algo.h (__gen_two_uniform_ints): Move logic out
of shuffle into new function.
(shuffle): Call __gen_two_uniform_ints.
(__sample<ForwardIterator, OutputIterator, Cat, Size, URBG>): Use
__gen_two_uniform_ints and perform two samples at a time.
From-SVN: r241414
* include/backward/auto_ptr.h (__shared_ptr(auto_ptr&&))
(shared_ptr(auto_ptr&&)): Adjust template parameter lists.
* include/bits/shared_ptr.h (__sp_compatible_with)
(__sp_is_constructible): New helper traits for shared_ptr.
(shared_ptr::_Convertible): Replace with _Constructible.
(shared_ptr::_Constructible, shared_ptr::_Assignable): Forward checks
to base class.
(shared_ptr::shared_ptr, shared_ptr::operator=): Constrain template
with _Constructible and _Assignable.
(shared_ptr::shared_ptr(shared_ptr<_Tp1>, _Tp*)): Use element_type
instead of _Tp.
(operator<): Likewise.
(operator>): Define in terms of operator<.
(static_pointer_cast, const_pointer_cast, dynamic_pointer_cast): Use
element_type instead of _Tp.
(reinterpret_pointer_cast): Define for C++17.
(weak_ptr::_Convertible): Replace with _Constructible.
(weak_ptr::_Constructible, weak_ptr::_Assignable): Forward checks
to base class.
(weak_ptr::weak_ptr, weak_ptr::operator=): Constrain templates
with _Constructible and _Assignable.
* include/bits/shared_ptr_base.h (__shared_ptr::_Convertible): Replace
with _Compatible.
(__shared_ptr::_SafeConv): New constraint for incoming raw pointers.
(__shared_ptr::_Compatible): New constraint for converting from
other types of shared_ptr and weak_ptr.
(__shared_ptr::_Assignable): Define in terms of _Compatible.
(__shared_ptr::_UniqCompatible, __shared_ptr::_UniqAssignable): New
constraints for converting from unique_ptr.
(__shared_ptr::__shared_ptr, __shared_ptr::operator=): Constrain
template with _SaveConf, _Compatible and _Assignable. Remove
__glibcxx_function_requires concept checks. Add static assertion for
deleter expression being well-formed.
(__shared_ptr::__shared_ptr(__shared_ptr<_Tp1>, _Tp*))
(__shared_ptr::operator*, __shared_ptr::operator->)
(__shared_ptr::get, __shared_ptr::_M_ptr): Use element_type instead
of _Tp.
(operator<): Likewise.
(operator>): Define in terms of operator<.
(static_pointer_cast, const_pointer_cast, dynamic_pointer_cast): Use
element_type instead of _Tp.
(reinterpret_pointer_cast): Define for C++17.
(weak_ptr::_Convertible): Replace with _Compatible.
(weak_ptr::_Compatible, weak_ptr::_Assignable): New constraints for
conversions from other types of weak_ptr and shared_ptr.
(__weak_ptr::__weak_ptr, __weak_ptr::operator=): Constrain templates
with _Constructible and _Assignable.
(__weak_ptr::_M_ptr): Use element_type instead of _Tp.
* testsuite/20_util/shared_ptr/assign/auto_ptr_neg.cc: Adjust
dg-error pattern.
* testsuite/20_util/shared_ptr/cons/auto_ptr.cc: Test conversions.
* testsuite/20_util/shared_ptr/cons/unique_ptr.cc: Likewise.
* testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
* testsuite/20_util/shared_ptr/casts/reinterpret.cc: New test.
From-SVN: r241373
not in the template parameters.
* include/std/optional (operator=(_Up&&)): Move SFINAE
from template parameters to the return type.
(operator=(const optional<_Up>&)): Likewise.
(operator=(optional<_Up>&&)): Likewise.
From-SVN: r241372
* include/backward/auto_ptr.h (__shared_ptr(auto_ptr&&)): Call
_M_enable_shared_from_this_with instead of
__enable_shared_from_this_helper.
* include/bits/shared_ptr.h (__enable_shared_from_this_helper):
Remove overload for std::enable_shared_from_this..
(__enable_shared_from_this_base): Define friend function to select a
std::enable_shared_from_this base class.
* include/bits/shared_ptr_base.h (__enable_shared_from_this_helper):
Remove all overloads.
(__shared_ptr): Change all relevant constructors to call
_M_enable_shared_from_this_with instead of
__enable_shared_from_this_helper.
(__shared_ptr::__efst_base_t, __shared_ptr::__has_efst_base): Helpers
to detect accessible and unambiguous enable_shared_from_this bases.
(__shared_ptr::_M_enable_shared_from_this_with): New function to
replace __enable_shared_from_this_helper overloads.
(__enable_shared_from_this_helper): Remove overload for
std::__enable_shared_from_this.
(__enable_shared_from_this_base): Define friend function to select a
std::__enable_shared_from_this base class.
* include/experimental/bits/shared_ptr.h (experimental::shared_ptr):
Change relevant constructors to call _M_enable_shared_from_this_with.
(experimental::shared_ptr::__efst_base_t)
(experimental::shared_ptr::__has_efst_base): Helpers to detect
accessible and unambiguous enable_shared_from_this bases.
(experimental::shared_ptr::_M_enable_shared_from_this_with): Define.
(experimental::__enable_shared_from_this_helper): Remove overload for
std::experimental::enable_shared_from_this.
(experimental::__expt_enable_shared_from_this_base): Define friend
function to select a std::experimental::enable_shared_from_this base.
* testsuite/experimental/memory/shared_ptr/cons/
enable_shared_from_this.cc: New test.
* testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc:
Adjust expected behaviour for shared_ptr<A[]>.
From-SVN: r241353
* include/backward/auto_ptr.h (dauto_ptr): Correct comment about
conversions from auto_ptr<Derived> rvalues to auto_ptr<Base>.
* testsuite/20_util/auto_ptr/assign_neg.cc: Remove redundant dg-error
directives that only match notes, not errors.
From-SVN: r241349
* testsuite/20_util/unique_ptr/cons/cv_qual.cc: Move negative tests
to new file.
* testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: New file. Fix
test for incompatible deleters to not also use incompatible types.
Add tests for incompatible array types.
From-SVN: r241332
* include/experimental/bits/shared_ptr.h
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::_Compatible): Just use
is_convertible for non-array specialization.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::_UniqCompatible): New
constraint for conversions from unique_ptr.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::__shared_ptr): Constrain.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::reset): Likewise.
(__sp_compatible_v): New variable template for trait.
(__sp_is_constructible): New trait to check shared_ptr constraints.
(__sp_is_constructible_v): New variable template for trait.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::_SafeConv): New
constraint for construction/reset, using __sp_is_constructible_v.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::_UniqCompatible): New
constraint for conversions from unique_ptr.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::__shared_ptr): Constrain.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::reset): Likewise.
(shared_ptr::_SafeConv): Constraint for checking constructors.
(shared_ptr(Tp1*), shared_ptr(_Tp1, _Deleter))
(shared_ptr(_Tp1, _Deleter, _Alloc)): Constrain with _SafeConv.
(shared_ptr(const weak_ptr<_Tp1>&)): Constrain with _Compatible.
(shared_ptr(auto_ptr<_Tp1>&&)): Fix, remove TODO.
* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc:
Remove tests using invalid conversions.
* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor_neg.cc:
New test.
* testsuite/experimental/memory/shared_ptr/cons/torture.cc: New test.
* testsuite/experimental/memory/shared_ptr/modifiers/reset.cc: Remove
tests using invalid conversions.
* testsuite/experimental/memory/shared_ptr/modifiers/reset_neg.cc: New
test.
* testsuite/experimental/memory/shared_ptr/observers/use_count.cc:
Remove tests using invalid conversions.
From-SVN: r241331
