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
