Commit Graph

8026 Commits

Author SHA1 Message Date
Jakub Jelinek
3c36aa6ba2 re PR other/79046 (g++ -print-file-name=plugin uses full version number in path)
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
2017-01-17 10:38:48 +01:00
Jonathan Wakely
83291b8b8c PR66145 use new ABI for std::ios::failure exceptions
PR libstdc++/66145
	* src/c++11/functexcept.cc: Use new ABI for std::ios_base::failure
	exceptions.
	* testsuite/27_io/basic_ios/copyfmt/char/1.cc: Don't override ABI
	for test, so new ios::failure can be caught.
	* testsuite/27_io/basic_ios/exceptions/char/1.cc: Likewise.
	* testsuite/27_io/basic_istream/extractors_arithmetic/char/
	exceptions_failbit.cc: Likewise.
	* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/
	exceptions_failbit.cc: Likewise.
	* testsuite/27_io/basic_istream/extractors_other/char/
	exceptions_null.cc: Likewise.
	* testsuite/27_io/basic_istream/extractors_other/wchar_t/
	exceptions_null.cc: Likewise.
	* testsuite/27_io/basic_istream/sentry/char/12297.cc: Likewise.
	* testsuite/27_io/basic_istream/sentry/wchar_t/12297.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_other/char/
	exceptions_null.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_other/wchar_t/
	exceptions_null.cc: Likewise.
	* testsuite/27_io/ios_base/storage/2.cc: Likewise.

From-SVN: r244498
2017-01-16 15:58:06 +00:00
Jonathan Wakely
b497fbc10a PR78702 fix accessibility of locale::facet::__shim
PR libstdc++/78702
	* include/bits/locale_classes.h (locale::facet::__shim): Change from
	private to protected.
	* src/c++11/cxx11-shim_facets.cc (__shim_accessor): Define helper to
	make locale::facet::__shim accessible.

From-SVN: r244491
2017-01-16 11:41:41 +00:00
Ville Voutilainen
53426b63b3 PR libstdc++/78389 fix backwards size adjustments.
PR libstdc++/78389
* include/bits/list.tcc (merge(list&&)): Fix backwards size adjustments.
(merge(list&&, _StrictWeakOrdering)): Likewise.
* testsuite/23_containers/list/operations/78389.cc: Add
better test for the sizes.

From-SVN: r244490
2017-01-16 13:36:33 +02:00
Jonathan Wakely
ac4664f9da Skip tests that are incompatible with Profile Mode
* testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
	Skip test when -D_GLIBCXX_PROFILE mode is included in options.
	* testsuite/23_containers/map/modifiers/extract.cc: Likewise.
	* testsuite/23_containers/map/modifiers/insert_or_assign/1.cc:
	Likewise.
	* testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
	* testsuite/23_containers/multimap/modifiers/extract.cc: Likewise.
	* testsuite/23_containers/multiset/modifiers/extract.cc: Likewise.
	* testsuite/23_containers/set/modifiers/extract.cc: Likewise.
	* testsuite/23_containers/unordered_map/modifiers/extract.cc:
	Likewise.
	* testsuite/23_containers/unordered_multimap/modifiers/extract.cc::
	Likewise.
	* testsuite/23_containers/unordered_multiset/modifiers/extract.cc::
	Likewise.
	* testsuite/23_containers/unordered_set/modifiers/extract.cc:
	Likewise.
	* testsuite/23_containers/vector/modifiers/insert_vs_emplace.cc:
	Likewise.
	* testsuite/25_algorithms/binary_search/partitioned.cc: Likewise.
	* testsuite/25_algorithms/equal_range/partitioned.cc: Likewise.
	* testsuite/25_algorithms/lexicographical_compare/71545.cc: Likewise.
	* testsuite/25_algorithms/lower_bound/partitioned.cc: Likewise.
	* testsuite/25_algorithms/upper_bound/partitioned.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/cxx11.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/cxx17.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/debug.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/debug_cxx11.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/libfundts.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/simple.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.
	* testsuite/libstdc++-prettyprinters/whatis.cc: Likewise.

From-SVN: r244464
2017-01-14 11:55:22 +00:00
Jonathan Wakely
0fdba3a81c PR65411 don't retry fclose on EINTR
PR libstdc++/65411
	* config/io/basic_file_stdio.cc (__basic_file<char>::close()): Don't
	retry fclose on EINTR.

From-SVN: r244451
2017-01-13 17:52:34 +00:00
Jonathan Wakely
aa1ba96b87 Remove unused include from Profile Mode header
* include/profile/base.h: Remove unused header that leads to header
	cycle in C++17 mode.

From-SVN: r244449
2017-01-13 17:20:23 +00:00
Jonathan Wakely
92daf2dedd Add string_view support to COW std::string
PR libstdc++/79075
	* include/bits/basic_string.h [_GLIBCXX_USE_CXX11_ABI] (basic_string):
	Make _If_sv private.
	[!_GLIBCXX_USE_CXX11_ABI] (basic_string): Add member functions taking
	basic_string_view arguments.

From-SVN: r244445
2017-01-13 15:53:07 +00:00
Jonathan Wakely
90aa73309e Define cxx11-abi effective target for libstdc++ tests
PR libstdc++/79075
	* testsuite/lib/libstdc++.exp (check_v3_target_filesystem_ts): Remove
	redundant option from cxxflags.
	(check_effective_target_cxx11-abi): Define.
	* testsuite/21_strings/basic_string/allocator/71964.cc: Use cxx11-abi
	effective target.
	* testsuite/21_strings/basic_string/allocator/char/copy.cc: Likewise.
	* testsuite/21_strings/basic_string/allocator/char/copy_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/char/minimal.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/char/move.cc: Likewise.
	* testsuite/21_strings/basic_string/allocator/char/move_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/char/noexcept.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/char/swap.cc: Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/copy_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/minimal.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/move_assign.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/noexcept.cc:
	Likewise.
	* testsuite/21_strings/basic_string/allocator/wchar_t/swap.cc:
	Likewise.
	* testsuite/23_containers/list/61347.cc: Likewise.
	* testsuite/27_io/basic_fstream/cons/base.cc: Likewise.
	* testsuite/27_io/ios_base/failure/cxx11.cc: Likewise.

From-SVN: r244440
2017-01-13 14:57:33 +00:00
Ville Voutilainen
e5dcfacf43 re PR libstdc++/78389 (list::merge and list::sort are not exception safe)
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
2017-01-13 16:46:25 +02:00
Jonathan Wakely
45cac8baeb Mark test as XFAIL for C++17 mode
* testsuite/23_containers/unordered_set/allocator/ext_ptr.cc: Mark
	XFAIL for C++17 until node reinsertion supports fancy pointers.

From-SVN: r244436
2017-01-13 13:01:48 +00:00
Jonathan Wakely
c6ab906191 PR78361 recognise noexcept functions as referenceable
2017-01-13  Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78361
	* testsuite/20_util/add_pointer/value.cc: Test forming function
	pointers.

2017-01-13  Michael Brune  <lucdanton@free.fr>

	PR libstdc++/78361
	* include/std/type_traits (__is_referenceable): Handle noexcept
	function types.

From-SVN: r244432
2017-01-13 12:18:42 +00:00
Jonathan Wakely
a1f009a65f PR77528 partially revert r244278 and define default constructors
PR libstdc++/77528
	* include/bits/stl_queue.h (queue, priority_queue): Remove default
	member-initializers and define default constructors as templates with
	constraints.
	* include/bits/stl_stack.h (stack): Likewise.
	* testsuite/23_containers/priority_queue/requirements/constructible.cc:
	New.
	* testsuite/23_containers/priority_queue/requirements/
	explicit_instantiation/1.cc: Test more instantiations.
	* testsuite/23_containers/priority_queue/requirements/
	explicit_instantiation/1_c++98.cc: Likewise.
	* testsuite/23_containers/queue/requirements/constructible.cc: New.
	* testsuite/23_containers/stack/requirements/constructible.cc: New.

From-SVN: r244374
2017-01-12 17:28:36 +00:00
Jonathan Wakely
4704f28e7a PR66284 remove std::function special case for reference_wrapper
PR libstdc++/66284
	* doc/xml/manual/intro.xml: Document LWG 2781 change.
	* doc/html/*: Regenerate.
	* include/std/functional (_Function_base::_Ref_manager): Remove.
	(_Function_handler): Remove partial specializations for
	reference_wrapper.
	(function::target): Remove special case for const qualification.
	* testsuite/20_util/function/6.cc: Adjust tests for target type.
	* testsuite/20_util/function/7.cc: Likewise.
	* testsuite/20_util/function/8.cc: Likewise.

From-SVN: r244364
2017-01-12 14:28:38 +00:00
Jonathan Wakely
b744bf4e18 PR78134 fix return types of heterogeneous lookup functions
PR libstdc++/78134
	* include/bits/stl_map.h (map::lower_bound, map::upper_bound)
	(map::equal_range): Fix return type of heterogeneous overloads.
	* include/bits/stl_multimap.h (multimap::lower_bound)
	(multimap::upper_bound, multimap::equal_range): Likewise.
	* include/bits/stl_multiset.h (multiset::lower_bound)
	(multiset::upper_bound, multiset::equal_range): Likewise.
	* include/bits/stl_set.h (set::lower_bound, set::upper_bound)
	(set::equal_range): Likewise.
	* testsuite/23_containers/map/operations/2.cc
	* testsuite/23_containers/multimap/operations/2.cc
	* testsuite/23_containers/multiset/operations/2.cc
	* testsuite/23_containers/set/operations/2.cc

From-SVN: r244318
2017-01-11 14:44:15 +00:00
Jonathan Wakely
b091b8dc0b PR78273 fix count to work with partitioning function
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
2017-01-11 14:44:04 +00:00
Ville Voutilainen
f3df0b3cde Reduce the size of variant, it doesn't need an index of type size_t internally.
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
2017-01-11 13:23:43 +02:00
Jonathan Wakely
904112f6bb Adjust effective target selector to fix C++17 FAIL
* testsuite/18_support/exception_ptr/60612-unexpected.cc: Adjust
	effective target selector to prevent running in C++17 mode.

From-SVN: r244280
2017-01-10 17:44:42 +00:00
Jonathan Wakely
d2e1d4b713 PR77528 add default constructors for container adaptors
PR libstdc++/77528
	* include/bits/stl_queue.h (queue::c): Add default member initializer.
	(queue::queue()): Add constructor and define as defaulted.
	(queue::queue(_Sequence&&)): Remove default argument.
	(priority_queue::c, priority_queue::comp): Add default member
	initializers.
	(priority_queue::priority_queue()): Add constructor and define as
	defaulted.
	(priority_queue::priority_queue(const _Compare&, _Sequence&&)):
	Remove default argument for first parameter.
	* include/bits/stl_stack.h (stack::c): Add default member initializer.
	(stack::stack()): Add constructor and define as defaulted.
	(stack::stack(const _Sequence&)): Remove default argument.
	* testsuite/23_containers/priority_queue/requirements/
	explicit_instantiation/1.cc: Test explicit instantiation with
	non-DefaultConstructible sequence.
	* testsuite/23_containers/priority_queue/77528.cc: New test.
	* testsuite/23_containers/priority_queue/requirements/
	explicit_instantiation/1_c++0x.cc: Replace with 1_c++98.cc.
	* testsuite/23_containers/queue/77528.cc: New test.
	* testsuite/23_containers/queue/requirements/explicit_instantiation/
	1.cc: Test explicit instantiation with non-DefaultConstructible
	sequence.
	* testsuite/23_containers/queue/requirements/explicit_instantiation/
	1_c++0x.cc: Replace with 1_c++98.cc.
	* testsuite/23_containers/stack/77528.cc: New test.
	* testsuite/23_containers/stack/requirements/explicit_instantiation/
	1.cc: Test explicit instantiation with non-DefaultConstructible
	sequence.
	* testsuite/23_containers/stack/requirements/explicit_instantiation/
	1_c++0x.cc: Replace with 1_c++98.cc.

From-SVN: r244278
2017-01-10 17:30:20 +00:00
Felipe Magno de Almeida
26b67e383f Use temporary int objects to access struct tm members
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 14:15:59 +00:00
François Dumont
f9a27859df Make Python printers and xmethods work with versioned namespace
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
2017-01-10 12:38:42 +00:00
Jonathan Wakely
a7765de8ef PR79017 workaround incomplete C99 math on darwin
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
2017-01-09 17:15:58 +00:00
Jonathan Wakely
dc8bc65be3 Define testsuite macro for correct thread_local destructors
* testsuite/30_threads/condition_variable/members/3.cc: Use new macro
	to detect correct thread_local destructors.
	* testsuite/util/testsuite_hooks.h (CORRECT_THREAD_LOCAL_DTORS):
	Define.

From-SVN: r244226
2017-01-09 13:06:03 +00:00
Jonathan Wakely
cb627cdf5c PR66414 optimize std::string::find
2017-01-09  Jonathan Wakely  <jwakely@redhat.com>
	    Aditya Kumar  <hiraditya@msn.com>

	PR libstdc++/66414
	* include/bits/basic_string.tcc
	(basic_string::find(const CharT*, size_type, size_type)): Optimize.

Co-Authored-By: Aditya Kumar <hiraditya@msn.com>

From-SVN: r244225
2017-01-09 13:05:58 +00:00
Jonathan Wakely
3330ac383c Add more tests for std::basic_string::find
* testsuite/21_strings/basic_string/operations/find/char/6.cc: New.
	* testsuite/21_strings/basic_string/operations/find/wchar_t/6.cc: New.

From-SVN: r244185
2017-01-06 21:22:40 +00:00
Jonathan Wakely
3907f9e59c Add missing <cassert> include to testcase
* testsuite/util/performance/priority_queue/mem_usage/pop_test.hpp:
	Include <cassert> header.

From-SVN: r244176
2017-01-06 17:51:24 +00:00
Jonathan Wakely
ea4ad78e2c Check for __cxa_thread_atexit for freebsd crosses
PR libstdc++/78968
	* crossconfig.m4: Check for __cxa_thread_atexit on *-*-freebsd*.
	* configure: Regenerate.

From-SVN: r244169
2017-01-06 17:06:24 +00:00
Barrett Adair
258ee761eb Use fold expressions to reduce std::variant instantiation depth
2017-01-06  Barrett Adair  <barrettellisadair@gmail.com>
	    Jonathan Wakely  <jwakely@redhat.com>

	* include/std/variant (variant, swap): Replace __and_ usage with fold
	expressions.

Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>

From-SVN: r244163
2017-01-06 15:27:01 +00:00
Rainer Orth
1ec62aa9e1 Build libgo with -Wa,-nH if possible (PR go/78978) [non-libgo parts]
libstdc++-v3:
	PR go/78978
	* acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
	* configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
	GLIBCXX_CHECK_ASSEMBLER_HWCAP.
	* fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
	HWCAP_FLAGS.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in, doc/Makefile.in, include/Makefile.in,
	libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
	src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
	src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.

	config:
	PR go/78978
	* hwcaps.m4 (GCC_CHECK_ASSEMBLER_HWCAP): New macro.

From-SVN: r244162
2017-01-06 14:33:47 +00:00
Jonathan Wakely
8b790281d5 Don't redefine _GLIBCXX_ASSERTIONS if already defined
* include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.

From-SVN: r244151
2017-01-06 12:34:11 +00:00
Jonathan Wakely
6807f08628 PR78991 make __gnu_cxx::__ops constructors explicit
PR libstdc++/78991
	* include/bits/predefined_ops.h (_Iter_comp_iter, _Iter_comp_val)
	(_Val_comp_iter, _Iter_equals_val, _Iter_pred, _Iter_comp_to_val)
	(_Iter_comp_to_iter, _Iter_negate): Make constructors explicit and
	move function objects.
	(__iter_comp_iter, __iter_comp_val, __val_comp_iter, __pred_iter)
	(__iter_comp_val, __iter_comp_iter, __negate): Move function objects.
	* testsuite/25_algorithms/sort/78991.cc: New test.

From-SVN: r244150
2017-01-06 12:33:58 +00:00
Jonathan Wakely
295ce2e534 Remove unnecessary typedef from std::function
* include/bits/std_function.h (function::_Signature_type): Remove.
	(function::function(_Functor)): Adjust.

From-SVN: r244107
2017-01-05 17:35:49 +00:00
Tim Shen
0f9cf7ff83 re PR libstdc++/78996 (<variant> uses macro as name)
2017-01-05  Tim Shen  <timshen@google.com>

	PR libstdc++/78996
	* include/std/variant (__gen_vtable_impl): rename __unused to
	__dimensions to avoid naming conflict.

From-SVN: r244092
2017-01-05 03:18:17 +00:00
Jonathan Wakely
2a792efe7f PR78968 add configure check for __cxa_thread_atexit in libc
PR libstdc++/78968
	* config.h.in: Regenerate.
	* configure: Likewise.
	* configure.ac: Check for __cxa_thread_atexit.
	* libsupc++/atexit_thread.cc [_GLIBCXX_HAVE___CXA_THREAD_ATEXIT]:
	Don't define __cxa_thread_atexit if libc provides it.

From-SVN: r244057
2017-01-04 15:41:19 +00:00
Ville Voutilainen
1308676957 Implement 2801, Default-constructibility of unique_ptr.
* include/bits/unique_ptr.h (__uniq_ptr_impl::_DeleterConstraint): New.
(unique_ptr::_DeleterConstraint): Likewise.
(unique_ptr()): Constrain.
(unique_ptr(pointer)): Likewise.
(unique_ptr(nullptr_t)): Likewise.
(unique_ptr<_Tp[], _Dp>::_DeleterConstraint): New.
(unique_ptr<_Tp[], _Dp>::unique_ptr()): Constrain.
(unique_ptr<_Tp[], _Dp>::unique_ptr(_Up)): Likewise.
(unique_ptr<_Tp[], _Dp>::unique_ptr(nullptr_t)): Likewise.
* testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
* testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Likewise.
* testsuite/20_util/unique_ptr/cons/default.cc: New.
* testsuite/20_util/unique_ptr/cons/ptr_deleter_neg.cc: Adjust.

From-SVN: r244054
2017-01-04 15:21:02 +02:00
Pauli Nieminen
ed3cb49703 Support exception propagation without lock-free atomic int
2017-01-04  Pauli Nieminen  <suokkos@gmail.com>
	    Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/64735
	* acinclude.m4 (GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER): Define.
	* config.h.in: Regenerate.
	* config/abi/pre/gnu.ver [HAVE_EXCEPTION_PTR_SINCE_GCC46]
	(GLIBCXX_3.4.15, GLIBCXX_3.4.21, CXXABI_1.3.3, CXXABI_1.3.5): Make
	exports for exception_ptr, nested_exception, and future conditional.
	[HAVE_EXCEPTION_PTR_SINCE_GCC46] (GLIBCXX_3.4.23, CXXABI_1.3.11): Add
	exports for exception_ptr, nested_exception, and future conditional.
	* configure: Regenerate.
	* configure.ac: Use GLIBCXX_CHECK_EXCEPTION_PTR_SYMVER.
	* include/std/future: Remove check for ATOMIC_INT_LOCK_FREE
	* libsupc++/eh_atomics.h: New file for internal use only.
	(__eh_atomic_inc, __eh_atomic_dec): New.
	* libsupc++/eh_ptr.cc (exception_ptr::_M_addref)
	(exception_ptr::_M_release) (__gxx_dependent_exception_cleanup)
	(rethrow_exception): Use eh_atomics.h reference counting helpers.
	* libsupc++/eh_throw.cc (__gxx_exception_cleanup): Likewise.
	* libsupc++/eh_tm.cc (free_any_cxa_exception): Likewise.
	* libsupc++/exception: Remove check for ATOMIC_INT_LOCK_FREE.
	* libsupc++/exception_ptr.h: Likewise.
	* libsupc++/guard.cc: Include header for ATOMIC_INT_LOCK_FREE macro.
	* libsupc++/nested_exception.cc: Remove check for
	ATOMIC_INT_LOCK_FREE.
	* libsupc++/nested_exception.h: Likewise.
	* src/c++11/future.cc: Likewise.
	* testsuite/18_support/exception_ptr/*: Remove atomic builtins checks.
	* testsuite/18_support/nested_exception/*: Likewise.
	* testsuite/30_threads/async/*: Likewise.
	* testsuite/30_threads/future/*: Likewise.
	* testsuite/30_threads/headers/future/types_std_c++0x.cc: Likewise.
	* testsuite/30_threads/packaged_task/*: Likewise.
	* testsuite/30_threads/promise/*: Likewise.
	* testsuite/30_threads/shared_future/*: Likewise.

Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>

From-SVN: r244051
2017-01-04 10:54:59 +00:00
Gerald Pfeifer
c671a0d674 documentation_hacking.xml: sourceforge.net now defaults to https; adjust reference.
* doc/xml/manual/documentation_hacking.xml: sourceforge.net now
        defaults to https; adjust reference.

From-SVN: r244043
2017-01-04 02:33:08 +00:00
Jonathan Wakely
80efc5073d Add deleted std::thread(const thread&&) constructor
PR libstdc++/78956
	* include/std/thread (thread(const thread&&)): Add deleted
	constructor.
	* testsuite/30_threads/thread/cons/lwg2097.cc: New test.

From-SVN: r244022
2017-01-03 13:31:26 +00:00
Jonathan Wakely
f61581f7a0 Fix typos in libstdc++ docs and update copyright years
* doc/xml/manual/spine.xml: Update copyright years.
	* doc/xml/manual/build_hacking.xml: Fix spelling of libbuilddir.
	* doc/xml/manual/test.xml: Likewise.
	* doc/html/*: Regenerate.

From-SVN: r244017
2017-01-03 11:16:31 +00:00
Gerald Pfeifer
337160b8ec faq.xml: Update address of C++ ABI link.
* doc/xml/faq.xml: Update address of C++ ABI link.
	* doc/xml/manual/abi.xml: Ditto.

From-SVN: r244001
2017-01-02 00:33:17 +00:00
Jakub Jelinek
cbe34bb5ed Update copyright years.
From-SVN: r243994
2017-01-01 13:07:43 +01:00
Ville Voutilainen
2ae2d394c1 Implement LWG 2842, in_place_t check for optional::optional(U&&) should decay U.
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
2016-12-29 21:19:59 +02:00
François Dumont
284a35df5d random.tcc: Fix usage of _OutputIteratorConcept.
2016-12-24  François Dumont  <fdumont@gcc.gnu.org>

	* include/ext/random.tcc: Fix usage of _OutputIteratorConcept.

From-SVN: r243915
2016-12-24 14:13:58 +00:00
Jason Merrill
31bfc9b9dd Implement P0522R0, matching of template template arguments.
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
2016-12-21 14:39:04 -05:00
Jason Merrill
57a6add274 Fix handling of explicit function template arguments with TTPs.
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
2016-12-21 14:38:44 -05:00
Jonathan Wakely
e76d309851 PR 71444 define more error constants for mingw-w64
PR libstdc++/71444
	* config/os/mingw32-w64/error_constants.h
	(address_family_not_supported, address_in_use, address_not_available)
	(already_connected, connection_aborted, connection_already_in_progress)
	connection_refused, connection_reset, cross_device_link)
	(destination_address_required, host_unreachable, message_size)
	(network_down, network_reset, network_unreachable, no_buffer_space)
	(no_protocol_option, not_a_socket, not_connected, operation_canceled)
	(operation_in_progress, operation_not_supported, protocol_error)
	(protocol_not_supported, too_many_links, too_many_symbolic_link_levels)
	(value_too_large, wrong_protocol_type): Define.
	(bad_message, identifier_removed, no_link, no_message_available)
	(no_message, no_stream_resources, not_a_stream, owner_dead)
	(state_not_recoverable, stream_timeout, text_file_busy): Define
	conditionally.
	* testsuite/19_diagnostics/headers/system_error/errc_std_c++0x.cc:
	Guard test for no_message with _GLIBCXX_HAVE_ENOMSG.

From-SVN: r243853
2016-12-21 13:09:13 +00:00
Ville Voutilainen
4b21c3ea03 Make the perfect-forwarding constructor of a two-element tuple sfinae away when the first argument is an allocator_arg.
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
2016-12-19 14:55:33 +02:00
Jonathan Wakely
f23e3d74a1 Reuse Doxygen comments for map::erase overloads
* include/bits/stl_map.h (map::erase(iterator)): Add Doxygen markup
	to reuse documentation for erase(const_iterator) overload.
	* include/bits/stl_multimap.h (multimap::erase(iterator)): Likewise.

From-SVN: r243758
2016-12-16 18:13:20 +00:00
Jonathan Wakely
36b8852641 Add assertion to _Rb_tree::erase to check for end iterators
* include/bits/stl_tree.h (_Rb_tree::_M_erase_aux(const_iterator)):
	Add assertion for undefined argument.
	(_Rb_tree::_M_erase_aux(const_iterator, const_iterator)): Call
	_M_erase_aux directly instead of through erase.
	(_Rb_tree::_M_erase_aux(const Key&)): Likewise.
	* testsuite/23_containers/map/modifiers/erase/end_neg.cc: New test.

From-SVN: r243757
2016-12-16 18:13:09 +00:00
Ville Voutilainen
6254952346 Implement LWG 2769, Redundant const in the return type of any_cast(const any&).
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
2016-12-16 13:34:45 +02:00
Jonathan Wakely
bdfc9f5c54 PR59170 make pretty printers check for singular iterators
PR libstdc++/59170
	* python/libstdcxx/v6/printers.py (StdListIteratorPrinter.to_string)
	(StdSlistIteratorPrinter.to_string, StdVectorIteratorPrinter.to_string)
	(StdRbtreeIteratorPrinter.to_string)
	(StdDequeIteratorPrinter.to_string): Add check for value-initialized
	iterators.
	* testsuite/libstdc++-prettyprinters/simple.cc: Test them.
	* testsuite/libstdc++-prettyprinters/simple11.cc: Likewise.

From-SVN: r243692
2016-12-15 14:13:36 +00:00
Jonathan Wakely
50a8a9413d PR59161 make pretty printers always return strings
PR libstdc++/59161
	* python/libstdcxx/v6/printers.py (StdListIteratorPrinter.to_string)
	(StdSlistIteratorPrinter.to_string, StdVectorIteratorPrinter.to_string)
	(StdRbtreeIteratorPrinter.to_string, StdDequeIteratorPrinter.to_string)
	(StdDebugIteratorPrinter.to_string): Return string instead of
	gdb.Value.
	* testsuite/libstdc++-prettyprinters/59161.cc: New test.

From-SVN: r243690
2016-12-15 13:25:22 +00:00
Jonathan Wakely
7224c6a997 Tweak formatting and docs for pretty printers
* python/libstdcxx/v6/printers.py (UniquePointerPrinter.to_string):
	Remove redundant parentheses.
	(RbtreeIterator, StdRbtreeIteratorPrinter): Add docstrings.
	(StdForwardListPrinter.to_string): Remove redundant parentheses.
	(StdExpOptionalPrinter.to_string): Use string formatting instead of
	concatenation.
	(StdVariantPrinter.to_string, StdNodeHandlePrinter.to_string)
	(TemplateTypePrinter): Adjust whitespace.

From-SVN: r243689
2016-12-15 12:45:47 +00:00
Jonathan Wakely
0376e86bfc Add GDB XMethods for shared_ptr and unique_ptr<T[]>
* 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
2016-12-15 12:45:42 +00:00
François Dumont
b958889311 stl_tree.h (_Rb_tree_impl(const _Key_compare&, const _Node_allocator&): Restore before C++11 mode.
2016-12-14  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_tree.h
	(_Rb_tree_impl(const _Key_compare&, const _Node_allocator&): Restore
	before C++11 mode.

From-SVN: r243670
2016-12-14 20:50:07 +00:00
Jonathan Wakely
d33c00e1ce Make printers use singular noun for a single element
* 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
2016-12-14 16:07:29 +00:00
Jonathan Wakely
3c760f4a79 Make printers detect invalid debug mode iterators
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
2016-12-14 15:17:57 +00:00
Kyrylo Tkachov
39c429372b [libstdc++][testsuite] XFAIL tests relying on long double-to-string conversions on broken newlib
* lib/target-supports.exp
    (check_effective_target_newlib_broken_long_double_io): New check.
    (check_effective_target_frexpl): Likewise.

    * testsuite/21_strings/basic_string/numeric_conversions/char/stod.cc:
    XFAIL run if newlib_broken_long_double_io.
    * testsuite/21_strings/basic_string/numeric_conversions/wchar_t/stod.cc:
    Likewise.
    * testsuite/21_strings/basic_string/numeric_conversions/wchar_t/stold.cc:
    Likewise.
    * testsuite/27_io/basic_ostream/inserters_arithmetic/char/hexfloat.cc:
    Likewise.

From-SVN: r243558
2016-12-12 15:47:47 +00:00
Jonathan Wakely
1c43384234 Remove stray character at end of dg-do directive
* testsuite/experimental/filesystem/operations/is_empty.cc:
	Remove stray character at end of dg-do directive.

From-SVN: r243555
2016-12-12 14:32:23 +00:00
Jonathan Wakely
8152d6eff6 Remove stray character at end of dg-do directive
* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
	Remove stray character at end of dg-do directive.

From-SVN: r243548
2016-12-12 12:44:46 +00:00
Jonathan Wakely
9b796223a3 Fix std::variant for gnu-versioned--namespace build
* include/std/variant: Remove misplaced
	_GLIBCXX_BEGIN_NAMESPACE_VERSION macro.

From-SVN: r243489
2016-12-09 15:22:01 +00:00
David Edelsohn
410aa8982f parallel_algorithm_assert2.cc: Move dg-do run first.
* testsuite/25_algorithms/headers/algorithm/
        parallel_algorithm_assert2.cc: Move dg-do run first.

From-SVN: r243468
2016-12-08 17:35:24 -05:00
Eric Botcazou
0a7577bbac re PR libstdc++/78264 (ICE in build_noexcept_spec, at cp/except.c:1196)
PR libstdc++/78264
	* include/bits/c++config (_GLIBCXX_NOEXCEPT_PARM): Turn _N into _NE.
	(_GLIBCXX_NOEXCEPT_QUAL): Likewise.

From-SVN: r243443
2016-12-08 15:52:11 +00:00
Jonathan Wakely
fdb0b271e8 Fix filesystem test that fails in debug mode
* testsuite/experimental/filesystem/path/construct/range.cc: Don't
	use basic_string::front() when string might be empty.

From-SVN: r243438
2016-12-08 13:25:09 +00:00
Jonathan Wakely
1d752b4fee Delete std::swap for debug mode array
* include/debug/array (swap): Add deleted overload.
	* include/bits/stl_pair.h (swap): Remove redundant inline keyword
	from deleted overload.
	* include/bits/unique_ptr.h (swap): Likewise.
	* include/std/array (swap): Likewise.
	* include/std/optional (swap): Likewise.
	* include/std/tuple (swap): Likewise.
	* include/std/variant (swap): Likewise.
	* testsuite/23_containers/array/tuple_interface/get_debug_neg.cc:
	Adjust dg-error line numbers.
	* testsuite/23_containers/array/tuple_interface/get_neg.cc: Likewise.
	* testsuite/23_containers/array/tuple_interface/
	tuple_element_debug_neg.cc: Likewise.
	* testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
	Likewise.

From-SVN: r243437
2016-12-08 13:25:03 +00:00
Jonathan Wakely
eae0b895e0 PR71856 try to fix Parallel Mode assertions again
PR libstdc++/71856
	* doc/xml/manual/using.xml: Document macro.
	* include/bits/c++config [_GLIBCXX_DEBUG || _GLIBCXX_PARALLEL]
	(__glibcxx_assert): Rename to __glibcxx_assert_impl.
	[_GLIBCXX_DEBUG] (__glibcxx_assert): Expand to __glibcxx_assert_impl.
	* include/parallel/base.h [_GLIBCXX_PARALLEL_ASSERTIONS]
	(_GLIBCXX_PARALLEL_ASSERT): Expand to __glibcxx_assert_impl.
	[!_GLIBCXX_PARALLEL_ASSERTIONS] (_GLIBCXX_PARALLEL_ASSERT): Define as
	empty.
	* testsuite/25_algorithms/headers/algorithm/
	parallel_algorithm_assert2.cc: New test.

From-SVN: r243434
2016-12-08 12:08:14 +00:00
Jakub Jelinek
1d09844a1c P0003R5 - removal of dynamic exception specification from C++17
P0003R5 - removal of dynamic exception specification from C++17
	* parser.c (cp_parser_exception_specification_opt): For C++17
	error out on throw ( type-id-list ), for C++11 and C++14 issue
	-Wdeprecated warning on it.  Formatting fix.  Treat throw()
	in C++17 as noexcept(true).

	* g++.dg/compat/eh/ctor1.h: Adjust for deprecation of
	throw (type-id-list) in C++11 and C++14 and removal in C++17.
	* g++.dg/compat/eh/ctor1_y.C: Likewise.
	* g++.dg/compat/eh/new1_x.C: Likewise.
	* g++.dg/compat/eh/new1_y.C: Likewise.
	* g++.dg/compat/eh/spec3_x.C: Likewise.
	* g++.dg/compat/eh/spec3_y.C: Likewise.
	* g++.dg/compat/eh/template1.h: Likewise.
	* g++.dg/compat/eh/template1_y.C: Likewise.
	* g++.dg/compat/eh/unexpected1_x.C: Likewise.
	* g++.dg/compat/eh/unexpected1_y.C: Likewise.
	* g++.dg/cpp0x/auto9.C: Likewise.
	* g++.dg/cpp0x/defaulted23.C: Likewise.
	* g++.dg/cpp0x/error5.C: Likewise.
	* g++.dg/cpp0x/lambda/lambda-eh2.C: Likewise.
	* g++.dg/cpp0x/noexcept02.C: Likewise.
	* g++.dg/cpp0x/noexcept07.C: Likewise.
	* g++.dg/cpp0x/noexcept08.C: Likewise.
	* g++.dg/cpp0x/noexcept19.C: Likewise.
	* g++.dg/cpp0x/variadic73.C: Likewise.
	* g++.dg/cpp0x/variadic-throw.C: Likewise.
	* g++.dg/cpp1z/noexcept-type1.C: Likewise.
	* g++.dg/eh/async-unwind2.C: Likewise.
	* g++.dg/eh/cond4.C: Likewise.
	* g++.dg/eh/delete1.C: Likewise.
	* g++.dg/eh/ehopt1.C: Likewise.
	* g++.dg/eh/forced3.C: Likewise.
	* g++.dg/eh/forced4.C: Likewise.
	* g++.dg/eh/init-temp2.C: Likewise.
	* g++.dg/eh/pr38662.C: Likewise.
	* g++.dg/eh/pr41819.C: Likewise.
	* g++.dg/eh/shadow1.C: Likewise.
	* g++.dg/eh/spec2.C: Likewise.
	* g++.dg/eh/spec3.C: Likewise.
	* g++.dg/eh/spec5.C: Likewise.
	* g++.dg/eh/spec6.C: Likewise.
	* g++.dg/eh/spec7.C: Likewise.
	* g++.dg/eh/spec8.C: Likewise.
	* g++.dg/eh/spec9.C: Likewise.
	* g++.dg/eh/template1.C: Likewise.
	* g++.dg/eh/unexpected1.C: Likewise.
	* g++.dg/ext/has_nothrow_assign.C: Likewise.
	* g++.dg/ext/has_nothrow_constructor.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-1.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-2.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-4.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-5.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-6.C: Likewise.
	* g++.dg/ext/has_nothrow_copy-7.C: Likewise.
	* g++.dg/gcov/gcov-7.C: Likewise.
	* g++.dg/init/new13.C: Likewise.
	* g++.dg/init/new25.C: Likewise.
	* g++.dg/lookup/exception1.C: Likewise.
	* g++.dg/opt/noreturn-1.C: Likewise.
	* g++.dg/other/error3.C: Likewise.
	* g++.dg/rtti/crash3.C: Likewise.
	* g++.dg/template/eh2.C: Likewise.
	* g++.dg/template/error36.C: Likewise.
	* g++.dg/tm/pr46567.C: Likewise.
	* g++.dg/tm/pr47340.C: Likewise.
	* g++.dg/torture/pr46364.C: Likewise.
	* g++.dg/torture/pr49394.C: Likewise.
	* g++.dg/torture/pr52918-1.C: Likewise.
	* g++.dg/torture/pr57190.C: Likewise.
	* g++.dg/torture/stackalign/eh-alloca-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-fastcall-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-global-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-inline-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-inline-2.C: Likewise.
	* g++.dg/torture/stackalign/eh-thiscall-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-vararg-1.C: Likewise.
	* g++.dg/torture/stackalign/eh-vararg-2.C: Likewise.
	* g++.dg/tree-ssa/pr45605.C: Likewise.
	* g++.dg/warn/Wreturn-type-3.C: Likewise.
	* g++.old-deja/g++.eh/badalloc1.C: Likewise.
	* g++.old-deja/g++.eh/cleanup2.C: Likewise.
	* g++.old-deja/g++.eh/spec1.C: Likewise.
	* g++.old-deja/g++.eh/spec2.C: Likewise.
	* g++.old-deja/g++.eh/spec3.C: Likewise.
	* g++.old-deja/g++.eh/spec4.C: Likewise.
	* g++.old-deja/g++.eh/spec6.C: Likewise.
	* g++.old-deja/g++.eh/throw1.C: Likewise.
	* g++.old-deja/g++.eh/throw2.C: Likewise.
	* g++.old-deja/g++.eh/tmpl1.C: Likewise.
	* g++.old-deja/g++.eh/tmpl3.C: Likewise.
	* g++.old-deja/g++.mike/eh15.C: Likewise.
	* g++.old-deja/g++.mike/eh25.C: Likewise.
	* g++.old-deja/g++.mike/eh33.C: Likewise.
	* g++.old-deja/g++.mike/eh34.C: Likewise.
	* g++.old-deja/g++.mike/eh50.C: Likewise.
	* g++.old-deja/g++.mike/eh51.C: Likewise.
	* g++.old-deja/g++.mike/eh55.C: Likewise.
	* g++.old-deja/g++.mike/p10416.C: Likewise.
	* g++.old-deja/g++.other/crash28.C: Likewise.
	* g++.old-deja/g++.other/crash30.C: Likewise.
	* g++.old-deja/g++.other/new7.C: Likewise.
	* g++.old-deja/g++.pt/ehspec1.C: Likewise.
	* g++.old-deja/g++.robertl/eb123.C: Likewise.

	* testsuite/util/testsuite_new_operators.h: Include testsuite_hooks.h.
	(operator new): Use THROW macro.

From-SVN: r243429
2016-12-08 09:26:06 +01:00
François Dumont
352f824f09 2016-12-07 François Dumont <fdumont@gcc.gnu.org>
* include/bits/stl_tree.h
	(_Rb_tree<>::_M_copy(_Const_Link_type, _Base_ptr)): Delete.
	(_Rb_tree<>::_M_copy(const _Rb_tree&, _NodeGen&)): New.
	(_Rb_tree<>::_M_copy(const _Rb_tree&)): New, use latter.
	(_Rb_tree<>(const _Rb_tree&): Use latter.
	(_Rb_tree<>(const _Rb_tree&, const allocator_type&)): Likewise.
	(_Rb_tree<>::_M_move_data(_Rb_tree&, false_type)): Likewise.
	(_Rb_tree<>::_M_move_assign(_Rb_tree&, false_type)): Likewise.
	(_Rb_tree<>::operator=(const _Rb_tree&)): Likewise.

From-SVN: r243380
2016-12-07 21:16:24 +00:00
François Dumont
a4dec0d6de stl_map.h (map(const map&)): Make default.
2016-12-07  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_map.h (map(const map&)): Make default.
	(map(map&&)): Likewise.
	(~map()): Likewise.
	(operator=(const map&)): Likewise.
	* include/bits/stl_multimap.h (multimap(const multimap&)): Make default.
	(multimap(multimap&&)): Likewise.
	(~multimap()): Likewise.
	(operator=(const multimap&)): Likewise.
	* include/bits/stl_set.h (set(const set&)): Make default.
	(set(set&&)): Likewise.
	(~set()): Likewise.
	(operator=(const set&)): Likewise.
	* include/bits/stl_multiset.h (multiset(const multiset&)): Make default.
	(multiset(multiset&&)): Likewise.
	(~multiset()): Likewise.
	(operator=(const multiset&)): Likewise.
	* include/bits/stl_tree.h (_Rb_tree_key_compare<>): New.
	(_Rb_tree_header): New.
	(_Rb_tree_impl): Inherit from latters.
	(_Rb_tree_impl()): Make default.
	(_Rb_tree_impl(const _Rb_tree_impl&)): New.
	(_Rb_tree<>(const _Rb_tree&): Use latter.
	(_Rb_tree_impl(_Rb_tree_impl&&)): New, default.
	(_Rb_tree_impl(const _Key_compare&, const _Node_allocator&)): Delete.
	(_Rb_tree_impl::_M_reset): Move...
	(_Rb_tree_header::_M_reset): ...here.
	(_Rb_tree_impl::_M_initialize): Delete.
	(_Rb_tree(_Rb_tree&&)): Make default.
	(_Rb_tree_header::_M_move_data(_Rb_tree_header&)): New.
	(_Rb_tree<>::_M_move_data(_Rb_tree&, true_type)): Use latter.
	(_Rb_tree<>(_Rb_tree&&)): Make default.

From-SVN: r243379
2016-12-07 21:12:49 +00:00
Jonathan Wakely
435f434288 Replace uses of C++14 remove_cv_t alias in C++11 header
* include/experimental/bits/fs_path.h (path::_S_convert): Replace
	uses of C++14 std::remove_cv_t alias template.

From-SVN: r243355
2016-12-07 15:23:01 +00:00
Jonathan Wakely
d71f5aa799 Replace use of C++14 std::exchange in C++11 testcase
* testsuite/28_regex/traits/char/user_defined.cc: Replace uses of
	C++14 std::exchange function.

From-SVN: r243354
2016-12-07 15:22:57 +00:00
Jonathan Wakely
1f153a1d2a Replace dynamic exception specifications in testsuite
* testsuite/util/testsuite_hooks.h (THROW): Define.
	* testsuite/util/replacement_memory_operators.h: Include
	testsuite_hooks.h and use THROW macro.
	* testsuite/util/testsuite_tr1.h: Likewise.
	* testsuite/20_util/allocator/1.cc: Use THROW macro.
	* testsuite/22_locale/locale/cons/12352.cc: Likewise.
	* testsuite/23_containers/vector/zero_sized_allocations.cc: Likewise.
	* testsuite/30_threads/lock_guard/cons/1.cc: Replace dynamic exception
	specification with noexcept-specifier.
	* testsuite/ext/pool_allocator/allocate_chunk.cc: Include
	testsuite_hooks.h and use THROW macro.
	* testsuite/ext/profile/replace_new.cc: Likewise.

From-SVN: r243353
2016-12-07 15:22:51 +00:00
Jonathan Wakely
ba454dfbbe Use _GLIBCXX_THROW macro in bitmap_allocator
* include/ext/bitmap_allocator.h (bitmap_allocator::_S_refill_pool)
	(bitmap_allocator::_M_allocate_single_object)
	(bitmap_allocator::_M_get): Use _GLIBCXX_THROW macro.

From-SVN: r243352
2016-12-07 15:22:44 +00:00
Jonathan Wakely
101ee3cc73 Disable test using std::set_unexcepted for C++17
* testsuite/18_support/bad_exception/59392.cc: Disable for C++17.

From-SVN: r243351
2016-12-07 15:22:37 +00:00
Jonathan Wakely
63915a91ab Improve tests for contents of <new> header
* testsuite/18_support/headers/new/synopsis.cc: Add C++14 and C++17
	declarations.
	* testsuite/18_support/headers/new/synopsis_cxx98.cc: New test.

From-SVN: r243349
2016-12-07 15:22:24 +00:00
Felipe Magno de Almeida
f68963c092 Add #ifdef case for 16 bits in cow-stdexcept.cc
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
2016-12-06 17:58:10 +00:00
Felipe Magno de Almeida
6649ad7efd Enable libstdc++ compilation on AVR targets
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
2016-12-06 17:58:05 +00:00
Jonathan Wakely
449a432129 Fix pretty-printer for std::variant
* python/libstdcxx/v6/printers.py (StdVariantPrinter): Update for new
	data member name.
	* testsuite/libstdc++-prettyprinters/cxx17.cc: Remove redundant test.

From-SVN: r243304
2016-12-06 14:36:07 +00:00
Jonathan Wakely
55037a694f Fix debug mode assertion for std::shared_ptr<void>
* include/bits/shared_ptr_base.h
	(__shared_ptr_access<T, L, false, true>::operator->()): Fix assertion.

From-SVN: r243303
2016-12-06 14:36:00 +00:00
Jonathan Wakely
505326670f Fix libstdc++-v3/ChangeLog dates
From-SVN: r243299
2016-12-06 12:48:54 +00:00
Ville Voutilainen
1637d42545 Constrain optional's __constexpr_addressof in its return type and use a constexpr addressof for optional, if available.
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
2016-12-06 14:47:54 +02:00
Tim Shen
b01af236b7 variant (visit): Make visit constexpr.
* 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
2016-12-06 11:28:09 +00:00
Tim Shen
458ef69052 enable_special_members.h: Make _Enable_default_constructor constexpr.
* include/bits/enable_special_members.h: Make
	_Enable_default_constructor constexpr.
	* include/std/variant (variant::emplace, variant::swap, std::swap,
	std::hash): Sfinae on emplace and std::swap; handle __poison_hash bases
	of duplicated types.
	* testsuite/20_util/variant/compile.cc: Add tests.
	* testsuite/20_util/variant/hash.cc: Add tests.

From-SVN: r243294
2016-12-06 11:26:48 +00:00
Tim Shen
9189f55908 variant (std::get, operator==): Implement constexpr comparison and get<>.
* include/std/variant (std::get, operator==): Implement constexpr
	comparison and get<>.
	* testsuite/20_util/variant/compile.cc: Tests.

From-SVN: r243293
2016-12-06 11:20:13 +00:00
Tim Shen
44f4688595 variant (__erased_use_alloc_ctor, [...]): Remove uses-allocator related functions.
* include/std/variant (__erased_use_alloc_ctor,
	_Variant_base::_Variant_base, variant::variant): Remove uses-allocator
	related functions.
	* testsuite/20_util/variant/compile.cc: Remove related tests.
	* testsuite/20_util/variant/run.cc: Remove related tests.

From-SVN: r243292
2016-12-06 11:17:56 +00:00
Aditya Kumar
b6f684ae25 Add missing noexcept on std::_Sp_locker constructors
2016-12-06  Aditya Kumar  <hiraditya@msn.com>

	* src/c++11/shared_ptr.cc (_Sp_locker::_Sp_locker(const void* p)): Add
	noexcept on constructor.
	(_Sp_locker::_Sp_locker(const void* p1, const void* p2)): Same.

From-SVN: r243291
2016-12-06 10:43:49 +00:00
Jonathan Wakely
39a0325104 Add noexcept to various basic_string string operations
* include/bits/basic_string.h (basic_string::find, basic_string::rfind)
	(basic_string::find_first_of, basic_string::find_last_of)
	(basic_string::find_first_not_of, basic_string::find_last_not_of):
	Make all overloads noexcept.
	(basic_string::compare(const _CharT*)): Make noexcept.

From-SVN: r243290
2016-12-06 10:43:42 +00:00
John David Anglin
f9b6b9291d baseline_symbols.txt: Regenerate.
* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Regenerate.

From-SVN: r243220
2016-12-03 16:10:43 +00:00
David Edelsohn
0269650d4a * testsuite/26_numerics/headers/cmath/hypot.cc: XFAIL on AIX.
From-SVN: r243127
2016-12-01 14:02:34 -05:00
Ville Voutilainen
a2863bde75 Implement LWG 2766,
Swapping non-swappable types and LWG 2749,
swappable traits for variants.
* include/bits/move.h (swap(_Tp&, _Tp&)): Constrain
with __is_tuple_like.
* include/bits/stl_pair.h (swap(pair<_T1, _T2>&, pair<_T1, _T2>&)):
Add a deleted overload.
* include/bits/unique_ptr.h
(swap(unique_ptr<_Tp, _Dp>&, unique_ptr<_Tp, _Dp>&)): Likewise.
* include/std/array
(swap(array<_Tp, _Nm>&, array<_Tp, _Nm>&)): Likewise.
* include/std/optional
(swap(optional<_Tp>&, optional<_Tp>&)): Likewise.
* include/std/tuple (__is_tuple_like_impl, __is_tuple_like):
Move to type_traits.
(swap(tuple<_Elements...>&, tuple<_Elements...>&)): Add a deleted
overload.
* include/std/type_traits (__is_tuple_like_impl, __is_tuple_like):
New.
(swap(_Tp&, _Tp&)): Constrain with __is_tuple_like.
* include/std/utility (__is_tuple_like_impl): Move to type_traits.
* include/std/variant
(swap(variant<_Types...>&, variant<_Types...>&)):
Add a deleted overload.
* testsuite/20_util/optional/swap/2.cc: Add tests for disabled
swaps.
* testsuite/20_util/pair/swap_cxx17.cc: New.
* testsuite/20_util/tuple/swap_cxx17.cc: Likewise.
* testsuite/20_util/unique_ptr/specialized_algorithms/swap_cxx17.cc:
Likewise.
* testsuite/20_util/variant/compile.cc: Add tests for disabled
swaps.
* testsuite/23_containers/array/specialized_algorithms/swap_cxx17.cc:
New.
* testsuite/23_containers/array/tuple_interface/get_neg.cc: Adjust.
* testsuite/23_containers/array/tuple_interface/tuple_element_neg.cc:
Likewise.

From-SVN: r243120
2016-12-01 18:23:21 +02:00
Ville Voutilainen
d9b2d86c74 The convertible_to traits need to use a variadic catch-all for the false-cases.
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
2016-12-01 09:14:19 +02:00
Bernd Edlinger
77e6870d7f crossconfig.m4 (*-linux*): Add link-check for memalign.
2016-12-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * crossconfig.m4 (*-linux*): Add link-check for memalign.
        * configure: Regenerated.

From-SVN: r243095
2016-12-01 06:06:04 +00:00
Tim Shen
974afa584b re PR libstdc++/71500 (regex::icase only works on first character in a range)
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
2016-12-01 03:03:55 +00:00
Ville Voutilainen
3ba9051e44 Fix testsuite failures caused by the patch implementing LWG 2534.
* 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
2016-11-30 18:32:24 +02:00
Tim Shen
88811a9753 Fix condition in shared_ptr assertion
2016-11-30  Tim Shen  <timshen@google.com>

	* include/bits/shared_ptr_base.h
	(__shared_ptr_access<T, L, true, false>::operator*()): Fix assertion.

From-SVN: r243027
2016-11-30 14:46:15 +00:00
David Edelsohn
6d0e8a552f 50594.cc: XFAIL on AIX.
* testsuite/18_support/50594.cc: XFAIL on AIX.
        * testsuite/ext/mt_allocator/check_new.cc: Same.
        * testsuite/ext/pool_allocator/check_new.cc: Same.
        * testsuite/27_io/ios_base/storage/11584.cc: Same.

From-SVN: r243023
2016-11-30 09:33:02 -05:00
Ville Voutilainen
a7da488130 Implement LWG 2534, Constrain rvalue stream operators.
* include/std/istream (__is_convertible_to_basic_istream): New.
(__is_extractable): Likewise.
(operator>>(basic_istream<_CharT, _Traits>&&, _Tp&&)):
Turn the stream parameter into a template parameter
and constrain.
* include/std/ostream (__is_convertible_to_basic_ostream): New.
(__is_insertable): Likewise.
(operator<<(basic_ostream<_CharT, _Traits>&&, const _Tp&)):
Turn the stream parameter into a template parameter
and constrain.
* testsuite/27_io/basic_istream/extractors_other/char/4.cc: New.
* testsuite/27_io/basic_istream/extractors_other/wchar_t/4.cc:
Likewise.
* testsuite/27_io/basic_ostream/inserters_other/char/6.cc: Likewise.
* testsuite/27_io/basic_ostream/inserters_other/wchar_t/6.cc: Likewise.

From-SVN: r243006
2016-11-30 11:59:50 +02:00
Christophe Lyon
dfad822a61 [libstdc++, testsuite] Add dg-require-thread-fence
2016-11-30  Christophe Lyon  <christophe.lyon@linaro.org>

	* testsuite/experimental/type_erased_allocator/2.cc: Add
	dg-require-thread-fence.

From-SVN: r243001
2016-11-30 09:49:01 +01:00
David Edelsohn
57e27acf28 re PR libstdc++/68838 (AIX 32 bit wchar_t testsuite failures)
PR libstdc++/68838
* testsuite/lib/libstdc++.exp (DEFAULT_CXXFLAGS): Add -Wl,-bmaxdata on AIX.
* testsuite/23_containers/vector/profile/vector.cc: Remove
dg-additional-options.

From-SVN: r242967
2016-11-29 12:50:27 -05:00
Tim Shen
3203ed5f01 re PR libstdc++/78441 ([variant] variant_alternative doesn't allow cv qualifiers)
PR libstdc++/78441
	* include/std/variant: Propagate cv qualifications to types returned
	by variant_alternative.
	* testsuite/20_util/variant/compile.cc: Tests.

From-SVN: r242892
2016-11-27 00:32:04 +00:00
Jonathan Wakely
756316926e Fix PR number in ChangeLog
From-SVN: r242765
2016-11-23 15:32:37 +00:00
Felix Morgner
f6cdfe8264 PR78494 add missing returns to propagate_const
2016-11-23  Felix Morgner  <felix.morgner@gmail.com>
	    Jonathan Wakely  <jwakely@redhat.com>

	PR libstdc++/78494
	* include/experimental/propagate_const (propagate_const::operator=):
	Add missing return statements.
	* testsuite/experimental/propagate_const/assignment/move_neg.cc:
	Adjust dg-error line numbers.
	* testsuite/experimental/propagate_const/requirements2.cc: Likewise.

Co-Authored-By: Jonathan Wakely <jwakely@redhat.com>

From-SVN: r242760
2016-11-23 14:45:29 +00:00
Uros Bizjak
b2b0acbe2b Makefile.in ($(lang_checks_parallelized)): Fix detection of -j argument.
gcc/ChangeLog

	* Makefile.in ($(lang_checks_parallelized)): Fix detection
	of -j argument.

gcc/ada/ChangeLog

	* gcc-interface/Make-lang.in (check-acats): Fix detection
	of -j argument.

libstdc++-v3/ChangeLog

	* testsuite/Makefile.am
	(check-DEJAGNU $(check_DEJAGNU_normal_targets)): Fix detection
	of -j argument.
	* testsuite/Makefile.in: Regenereate.

From-SVN: r242705
2016-11-22 17:33:43 +01:00
Jonathan Wakely
dba814afda PR78465 Remove runtime tests for <atomic> macros
PR libstdc++/78465
	* testsuite/29_atomics/headers/atomic/macros.cc: Replace runtime tests
	with preprocessor conditions.

From-SVN: r242704
2016-11-22 16:31:19 +00:00
Rainer Orth
3115f94f7f Don't define libstdc++-internal macros in Solaris 10+ <math.h>
libstdc++-v3:
	* acinclude.m4 (GLIBCXX_CHECK_MATH11_PROTO): Update comments.
	(__CORRECT_ISO_CPP11_MATH_H_PROTO): Rename to ...
	(__CORRECT_ISO_CPP11_MATH_H_PROTO_FP): ... this.
	Add test for C++11 <math.h> integral overloads.
	* configure: Regenerate.
	* config.h.in: Regenerate.

	* include/c_global/cmath [__cplusplus >= 201103L]: Reflect
	__CORRECT_ISO_CPP11_MATH_H_PROTO to
	__CORRECT_ISO_CPP11_MATH_H_PROTO_FP rename.
	* include/c_global/cmath [_GLIBCXX_USE_C99_MATH &&
	!_GLIBCXX_USE_C99_FP_MACROS_DYNAMIC && __cplusplus >= 201103L]
	(std::fpclassify): Wrap in !__CORRECT_ISO_CPP11_MATH_H_PROTO_INT.
	(std::isfinite): Likewise.
	(std::isinf): Likewise.
	(std::isnan): Likewise.
	(std::isnormal): Likewise.
	(std::signbit): Likewise.
	(std::isgreater): Likewise.
	(std::isgreaterequal): Likewise.
	(std::isless): Likewise.
	(std::islessequal): Likewise.
	(std::islessgreater): Likewise.
	(std::isunordered): Likewise.
	[__cplusplus >= 201103L && _GLIBCXX_USE_C99_MATH_TR1]
	(std::acosh): Likewise.
	(std::asinh): Likewise.
	(std::atanh): Likewise.
	(std::cbrt): Likewise.
	(std::copysign): Likewise.
	(std::erf): Likewise.
	(std::erfc): Likewise.
	(std::exp2): Likewise.
	(std::expm1): Likewise.
	(std::fdim): Likewise.
	(std::fma): Likewise.
	(std::fmax): Likewise.
	(std::fmin): Likewise.
	(std::hypot): Likewise.
	(std::ilogb): Likewise.
	(std::lgamma): Likewise.
	(std::llrint): Likewise.
	(std::llround): Likewise.
	(std::log1p): Likewise.
	(std::log2): Likewise.
	(std::logb): Likewise.
	(std::lrint): Likewise.
	(std::lround): Likewise.
	(std::nearbyint): Likewise.
	(std::nextafter): Likewise.
	(std::nexttoward): Likewise.
	(std::remainder): Likewise.
	(std::remquo): Likewise.
	(std::rint): Likewise.
	(std::round): Likewise.
	(std::scalbln): Likewise.
	(std::scalbn): Likewise.
	(std::tgamma): Likewise.
	(std::trunc): Likewise.
	* include/tr1/cmath [_GLIBCXX_USE_C99_MATH_TR1 && __cplusplus >=
	201103L]: Reflect __CORRECT_ISO_CPP11_MATH_H_PROTO to
	__CORRECT_ISO_CPP11_MATH_H_PROTO_FP rename.

	fixincludes:
	* inclhack.def (solaris_math_12): New fix.
	(hpux11_fabsf): Replace bypass by *-hp-hpux11* mach selector.
	* fixincl.x: Regenerate.
	* tests/base/math.h [SOLARIS_MATH_12_CHECK]: New test.

From-SVN: r242671
2016-11-21 16:09:47 +00:00
Jonathan Wakely
27b3b3f4e6 PR 59406 note that FNV hash functions are incorrect
PR libstdc++/59406
	* include/bits/functional_hash.h: Add comment noting difference from
	FNV-1a.
	* include/tr1/functional_hash.h: Likewise.
	* libsupc++/hash_bytes.cc: Likewise.

From-SVN: r242454
2016-11-15 20:17:39 +00:00
Jonathan Wakely
3663671a13 Use existing helper for new std::string constructor
* include/bits/basic_string.h: Reuse _If_sv alias template for new
	constructor.

From-SVN: r242453
2016-11-15 19:32:52 +00:00
Jonathan Wakely
6ae2ae3b84 Make std::tuple_size<cv T> SFINAE-friendly (LWG 2770)
* 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
2016-11-15 19:32:44 +00:00
Jonathan Wakely
6f959acccb Adjust pretty printer test for variant<T&>
* testsuite/libstdc++-prettyprinters/cxx17.cc: Adjust test for
	variant<T&>.

From-SVN: r242449
2016-11-15 19:29:07 +00:00
Tim Shen
7b277e8b46 variant: Remove variant<T&>...
* 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
2016-11-15 17:26:59 +00:00
Matthias Klose
84c1b9d3d4 config-ml.in: Remove references to GCJ.
<toplevel>

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* config-ml.in: Remove references to GCJ.
	* configure.ac: Likewise.
	* configure: Regenerate.

config/

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	multi.m4: Don't set GCJ.

gcc/

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* doc/install.texi: Remove references to gcj/libjava.
	* doc/invoke.texi: Likewise.

*/ (where necessary)

2016-11-15  Matthias Klose  <doko@ubuntu.com>

	* configure: Regenerate.

From-SVN: r242433
2016-11-15 16:34:02 +00:00
Jonathan Wakely
c7cbb4dafb Fix find&replace error in license boilerplate
* testsuite/19_diagnostics/error_code/is_error_code_v.cc: Fix license
	text.
	* testsuite/20_util/any/assign/emplace.cc: Likewise.
	* testsuite/20_util/any/cons/in_place.cc: Likewise.
	* testsuite/20_util/any/make_any.cc: Likewise.
	* testsuite/20_util/any/requirements.cc: Likewise.
	* testsuite/20_util/any/typedefs.cc: Likewise.
	* testsuite/20_util/bind/is_placeholder_v.cc: Likewise.
	* testsuite/20_util/duration/requirements/treat_as_floating_point_v.cc:
	Likewise.
	* testsuite/20_util/in_place/requirements.cc: Likewise.
	* testsuite/20_util/optional/77288.cc: Likewise.
	* testsuite/20_util/optional/assignment/1.cc: Likewise.
	* testsuite/20_util/optional/assignment/2.cc: Likewise.
	* testsuite/20_util/optional/assignment/3.cc: Likewise.
	* testsuite/20_util/optional/assignment/4.cc: Likewise.
	* testsuite/20_util/optional/assignment/5.cc: Likewise.
	* testsuite/20_util/optional/assignment/6.cc: Likewise.
	* testsuite/20_util/optional/assignment/7.cc: Likewise.
	* testsuite/20_util/optional/cons/77727.cc: Likewise.
	* testsuite/20_util/optional/cons/move.cc: Likewise.
	* testsuite/20_util/optional/cons/value.cc: Likewise.
	* testsuite/20_util/optional/cons/value_neg.cc: Likewise.
	* testsuite/20_util/optional/constexpr/cons/value.cc: Likewise.
	* testsuite/20_util/optional/constexpr/make_optional.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/1.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/2.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/3.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/4.cc: Likewise.
	* testsuite/20_util/optional/constexpr/observers/5.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/1.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/2.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/3.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/4.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/5.cc: Likewise.
	* testsuite/20_util/optional/constexpr/relops/6.cc: Likewise.
	* testsuite/20_util/optional/hash.cc: Likewise.
	* testsuite/20_util/optional/make_optional.cc: Likewise.
	* testsuite/20_util/optional/observers/1.cc: Likewise.
	* testsuite/20_util/optional/observers/2.cc: Likewise.
	* testsuite/20_util/optional/observers/3.cc: Likewise.
	* testsuite/20_util/optional/observers/4.cc: Likewise.
	* testsuite/20_util/optional/observers/5.cc: Likewise.
	* testsuite/20_util/optional/observers/6.cc: Likewise.
	* testsuite/20_util/optional/relops/1.cc: Likewise.
	* testsuite/20_util/optional/relops/2.cc: Likewise.
	* testsuite/20_util/optional/relops/3.cc: Likewise.
	* testsuite/20_util/optional/relops/4.cc: Likewise.
	* testsuite/20_util/optional/relops/5.cc: Likewise.
	* testsuite/20_util/optional/relops/6.cc: Likewise.
	* testsuite/20_util/optional/requirements.cc: Likewise.
	* testsuite/20_util/optional/swap/1.cc: Likewise.
	* testsuite/20_util/optional/typedefs.cc: Likewise.
	* testsuite/20_util/ratio/requirements/ratio_equal_v.cc: Likewise.
	* testsuite/20_util/tuple/tuple_size_v.cc: Likewise.
	* testsuite/20_util/uses_allocator/requirements/uses_allocator_v.cc:
	Likewise.
	* testsuite/20_util/variable_templates_for_traits.cc: Likewise.
	* testsuite/20_util/variant/hash.cc: Likewise.
	* testsuite/21_strings/basic_string_view/typedefs.cc: Likewise.
	* testsuite/experimental/any/typedefs.cc: Likewise.
	* testsuite/experimental/array/make_array.cc: Likewise.
	* testsuite/experimental/array/neg.cc: Likewise.
	* testsuite/experimental/chrono/value.cc: Likewise.
	* testsuite/experimental/deque/erasure.cc: Likewise.
	* testsuite/experimental/forward_list/erasure.cc: Likewise.
	* testsuite/experimental/list/erasure.cc: Likewise.
	* testsuite/experimental/map/erasure.cc: Likewise.
	* testsuite/experimental/memory/observer_ptr/assignment/assign.cc:
	Likewise.
	* testsuite/experimental/memory/observer_ptr/cons/cons.cc: Likewise.
	* testsuite/experimental/memory/observer_ptr/hash/hash.cc: Likewise.
	* testsuite/experimental/memory/observer_ptr/make_observer.cc:
	Likewise.
	* testsuite/experimental/memory/observer_ptr/relops/relops.cc:
	Likewise.
	* testsuite/experimental/memory/observer_ptr/requirements.cc: Likewise.
	* testsuite/experimental/memory/observer_ptr/swap/swap.cc: Likewise.
	* testsuite/experimental/memory/observer_ptr/typedefs.cc: Likewise.
	* testsuite/experimental/optional/77288.cc: Likewise.
	* testsuite/experimental/optional/assignment/1.cc: Likewise.
	* testsuite/experimental/optional/assignment/2.cc: Likewise.
	* testsuite/experimental/optional/assignment/3.cc: Likewise.
	* testsuite/experimental/optional/assignment/4.cc: Likewise.
	* testsuite/experimental/optional/assignment/5.cc: Likewise.
	* testsuite/experimental/optional/assignment/6.cc: Likewise.
	* testsuite/experimental/optional/cons/77727.cc: Likewise.
	* testsuite/experimental/optional/cons/move.cc: Likewise.
	* testsuite/experimental/optional/cons/value.cc: Likewise.
	* testsuite/experimental/optional/cons/value_neg.cc: Likewise.
	* testsuite/experimental/optional/constexpr/cons/value.cc: Likewise.
	* testsuite/experimental/optional/constexpr/make_optional.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/1.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/2.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/3.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/4.cc: Likewise.
	* testsuite/experimental/optional/constexpr/observers/5.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/1.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/2.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/3.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/4.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/5.cc: Likewise.
	* testsuite/experimental/optional/constexpr/relops/6.cc: Likewise.
	* testsuite/experimental/optional/make_optional.cc: Likewise.
	* testsuite/experimental/optional/observers/1.cc: Likewise.
	* testsuite/experimental/optional/observers/2.cc: Likewise.
	* testsuite/experimental/optional/observers/3.cc: Likewise.
	* testsuite/experimental/optional/observers/4.cc: Likewise.
	* testsuite/experimental/optional/observers/5.cc: Likewise.
	* testsuite/experimental/optional/relops/1.cc: Likewise.
	* testsuite/experimental/optional/relops/2.cc: Likewise.
	* testsuite/experimental/optional/relops/3.cc: Likewise.
	* testsuite/experimental/optional/relops/4.cc: Likewise.
	* testsuite/experimental/optional/relops/5.cc: Likewise.
	* testsuite/experimental/optional/relops/6.cc: Likewise.
	* testsuite/experimental/optional/requirements.cc: Likewise.
	* testsuite/experimental/optional/swap/1.cc: Likewise.
	* testsuite/experimental/optional/typedefs.cc: Likewise.
	* testsuite/experimental/propagate_const/assignment/move.cc: Likewise.
	* testsuite/experimental/propagate_const/assignment/move_neg.cc:
	Likewise.
	* testsuite/experimental/propagate_const/cons/move.cc: Likewise.
	* testsuite/experimental/propagate_const/cons/move_neg.cc: Likewise.
	* testsuite/experimental/propagate_const/hash/1.cc: Likewise.
	* testsuite/experimental/propagate_const/observers/1.cc: Likewise.
	* testsuite/experimental/propagate_const/relops/1.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements1.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements2.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements3.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements4.cc: Likewise.
	* testsuite/experimental/propagate_const/requirements5.cc: Likewise.
	* testsuite/experimental/propagate_const/swap/1.cc: Likewise.
	* testsuite/experimental/propagate_const/typedefs.cc: Likewise.
	* testsuite/experimental/random/randint.cc: Likewise.
	* testsuite/experimental/ratio/value.cc: Likewise.
	* testsuite/experimental/set/erasure.cc: Likewise.
	* testsuite/experimental/string/erasure.cc: Likewise.
	* testsuite/experimental/string_view/typedefs.cc: Likewise.
	* testsuite/experimental/system_error/value.cc: Likewise.
	* testsuite/experimental/tuple/tuple_size.cc: Likewise.
	* testsuite/experimental/type_traits/value.cc: Likewise.
	* testsuite/experimental/unordered_map/erasure.cc: Likewise.
	* testsuite/experimental/unordered_set/erasure.cc: Likewise.
	* testsuite/experimental/vector/erasure.cc: Likewise.

From-SVN: r242417
2016-11-15 14:33:41 +00:00
Jonathan Wakely
bf56b0b838 Add std::string constructor for substring of string_view (LWG 2742)
* 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
2016-11-15 14:33:20 +00:00
Jonathan Wakely
8b99f005cb Constrain swap overload for std::optional (LWG 2748)
* 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
2016-11-15 14:33:09 +00:00
Ville Voutilainen
6964bb3ed9 Implement P0513R0, Poisoning the Hash.
* include/bits/functional_hash.h (__poison_hash): New.
* include/bits/unique_ptr.h
(hash<unique_ptr<_Tp, _Dp>>): Derive from __poison_hash.
* include/std/optional (hash<optional<_Tp>>): Likewise.
* include/std/variant (hash<variant<_Types...>>): Likewise.
* testsuite/20_util/default_delete/48631_neg.cc: Adjust.
* testsuite/20_util/default_delete/void_neg.cc: Likewise.
* testsuite/20_util/optional/hash.cc: New.
* testsuite/20_util/unique_ptr/assign/48635_neg.cc: Adjust.
* testsuite/20_util/unique_ptr/cons/cv_qual_neg.cc: Adjust.
* testsuite/20_util/unique_ptr/hash/1.cc: Add tests for
poisoned fancy pointer hashes.
* testsuite/20_util/variant/hash.cc: New.

From-SVN: r242402
2016-11-14 23:22:53 +02:00
Ville Voutilainen
627a2f5923 Implement P0504R0 (Revisiting in-place tag types for any/optional/variant).
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
2016-11-14 22:47:44 +02:00
Ville Voutilainen
ca9e949f2e Use constexpr addressof in optional, SFINAE housekeeping for any, optional and tuple.
Use constexpr addressof in optional, SFINAE housekeeping
for any, optional and tuple.
* include/std/any (__do_emplace(_Args&&...)): New.
(__do_emplace(initializer_list<_Up>, _Args&&...)): Likewise.
(__any_constructible): Likewise.
(__any_constructible_t): Use __any_constructible.
(operator=(_ValueType&&)): SFINAE in the return type.
(emplace(_Args&&...)): Likewise.
(emplace(initializer_list<_Up>, _Args&&...)): Likewise.
* include/std/optional (_Has_addressof_mem): Remove.
(_Has_addressof_free): Likewise.
(_Has_addressof): Likewise.
(__constexpr_addressof(_Tp&)): Likewise.
(operator->): Use std::__addressof.
* include/std/tuple (operator=(const tuple<_UElements...>&)):
SFINAE in return type.
(operator=(tuple<_UElements...>&&)): Likewise.
* testsuite/20_util/any/misc/any_cast_neg.cc: Adjust.

From-SVN: r242390
2016-11-14 17:30:37 +02:00
Jonathan Wakely
3ce968519a Delete addressof for temporaries (LWG 2598)
* include/bits/move.h (addressof(const _Tp&&)): Add deleted overload,
	as per LWG 2598.

From-SVN: r242375
2016-11-14 03:44:56 +00:00
Jonathan Wakely
9c52cc0189 Make std::future::share() noexcept (LWG 2556)
* include/std/future (future::share(), future<R&>::share())
	(future<void>::share()): Add noexcept, as per LWG 2556.

From-SVN: r242374
2016-11-14 03:44:53 +00:00
Jonathan Wakely
881ca4c9de PR78326 fix incorrect access of data member in base class
PR libstdc++/78326
	* include/experimental/memory_resource (memory_resource::_S_max_align):
	Change access to protected.

From-SVN: r242373
2016-11-14 02:00:26 +00:00
Jonathan Wakely
b2343559f2 Add array support to std::shared_ptr for C++17
* 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
2016-11-13 22:57:45 +00:00
Ville Voutilainen
1701800580 Implement P0403R1, Literal suffixes for basic_string_view.
* include/std/string_view
(operator""sv(const char*, size_t)): New.
(operator""sv(const wchar_t*, size_t)): Likewise.
(operator""sv(const char16_t*, size_t)): Likewise.
(operator""sv(const char32_t*, size_t)): Likewise.
* testsuite/21_strings/basic_string_view/literals/types.cc: New.
* testsuite/21_strings/basic_string_view/literals/values.cc: Likewise.
* testsuite/experimental/string_view/literals/values.cc: Add
tests for literals with embedded NULs.

From-SVN: r242367
2016-11-13 22:54:27 +02:00
Jonathan Wakely
5485c81829 * src/filesystem/ops.cc (is_empty): Fix typo in exception message.
From-SVN: r242341
2016-11-12 20:28:55 +00:00
Jonathan Wakely
13908b4404 * include/std/future (future_error): Fix public typo to private.
From-SVN: r242340
2016-11-12 20:28:50 +00:00
Jonathan Wakely
330cc73d98 Add std::future_error constructor from future_errc
* include/std/future (future_error): Make existing constructor
	private and add constructor from future_errc.

From-SVN: r242334
2016-11-12 03:40:24 +00:00
Jonathan Wakely
0f88f1f2ab Use shared_ptr<T>::element_type in hash specializations
* include/bits/shared_ptr.h (hash<shared_ptr<T>>): Use element_type.
	* include/bits/shared_ptr_base.h (hash<__shared_ptr<T, L>>): Likewise.

From-SVN: r242333
2016-11-12 03:24:34 +00:00
François Dumont
28d1bf4464 debug.cc (format_word): Delete.
2016-11-10  François Dumont  <fdumont@gcc.gnu.org>

	* src/c++11/debug.cc (format_word): Delete.
	(print_literal): New. Replace call to print_word for literals.

From-SVN: r242055
2016-11-10 21:29:43 +00:00
Tim Shen
7ce69e5a71 regex.h (regex_iterator::regex_iterator()): Define end() as _M_pregex == nullptr.
* 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
2016-11-09 22:11:32 +00:00
Jason Merrill
51dc660315 Implement P0012R1, Make exception specifications part of the type system.
gcc/cp/
	* cp-tree.h (enum tsubst_flags): Add tf_fndecl_type.
	(flag_noexcept_type, ce_type): New.
	* call.c (build_conv): Add ck_fnptr.
	(enum conversion_kind): Change ck_tsafe to ck_fnptr.
	(convert_like_real): Likewise.
	(standard_conversion): Likewise.  Allow function pointer
	conversions for pointers to member functions.
	(reference_compatible_p): Allow function pointer conversions.
	(direct_reference_binding): Likewise.
	(reference_binding): Reference-compatible is no longer a subset of
	reference-related.
	(is_subseq): Also strip ck_lvalue after next_conversion.
	* class.c (instantiate_type): Check fnptr_conv_p.
	(resolve_address_of_overloaded_function): Likewise.
	* cvt.c (can_convert_tx_safety): Now static.
	(noexcept_conv_p, fnptr_conv_p, strip_fnptr_conv): New.
	* decl.c (flag_noexcept_type): Define.
	(cxx_init_decl_processing): Set it.
	(bad_specifiers): Check it.
	(grokdeclarator) [cdk_function]: Add exception-spec to type here.
	* lambda.c (maybe_add_lambda_conv_op): Add exception-spec to
	returned pointer.
	* mangle.c (struct globals): Add need_cxx1z_warning.
	(mangle_decl): Check it.
	(write_exception_spec): New.
	(write_function_type): Call it.
	(canonicalize_for_substitution): Handle exception spec.
	(write_type): Likewise.
	(write_encoding): Set processing_template_decl across mangling of
	partially-instantiated type.
	* pt.c (determine_specialization): Pass tf_fndecl_type.
	(tsubst_decl, fn_type_unification): Likewise.
	(tsubst): Strip tf_fndecl_type, pass it to
	tsubst_exception_specification.
	(convert_nontype_argument_function): Handle function pointer
	conversion.
	(convert_nontype_argument): Likewise.
	(unify, for_each_template_parm_r): Walk into noexcept-specifier.
	* rtti.c (ptr_initializer): Encode noexcept.
	* tree.c (canonical_eh_spec): New.
	(build_exception_variant): Use it.
	* typeck.c (composite_pointer_type): Handle fnptr conversion.
	(comp_except_specs): Compare canonical EH specs.
	(structural_comptypes): Call it.
gcc/c-family/
	* c.opt (Wc++1z-compat): New.
	* c-cppbuiltin.c (c_cpp_builtins): Add __cpp_noexcept_function_type.
libstdc++-v3/
	* include/bits/c++config (_GLIBCXX_NOEXCEPT_PARM)
	(_GLIBCXX_NOEXCEPT_QUAL): New.
	* include/std/type_traits (is_function): Use them.
	* libsubc++/new (launder): Likewise.
	* libsupc++/cxxabi.h (__pbase_type_info::__masks): Add
	__noexcept_mask.
	* libsupc++/pbase_type_info.cc (__do_catch): Handle function
	pointer conversion.
libiberty/
	* cp-demangle.c (is_fnqual_component_type): New.
	(d_encoding, d_print_comp_inner, d_print_mod_list): Use it.
	(FNQUAL_COMPONENT_CASE): New.
	(d_make_comp, has_return_type, d_print_comp_inner)
	(d_print_function_type): Use it.
	(next_is_type_qual): New.
	(d_cv_qualifiers, d_print_mod): Handle noexcept and throw-spec.
include/
	* demangle.h (enum demangle_component_type): Add
	DEMANGLE_COMPONENT_NOEXCEPT, DEMANGLE_COMPONENT_THROW_SPEC.

From-SVN: r241944
2016-11-07 18:09:29 -05:00
François Dumont
76d3fd72f1 gnu-versioned-namespace.ver: Export C++17 new of over-aligned types symbols.
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
2016-11-07 21:12:36 +00:00
Jonathan Wakely
f0414b973f Make filesystem::path work with basic_string_view (P0392R0)
* 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
2016-10-28 19:48:43 +01:00
Jonathan Wakely
fcfceb1afb Fix filesystem::path for iterators with const value_type
* 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
2016-10-28 18:47:57 +01:00
Jonathan Wakely
1f5700e952 Implement std::launder for C++17
* doc/xml/manual/status_cxx2017.xml: Update status.
	* doc/html/*: Regenerate.
	* include/std/type_traits (has_unique_object_representations): Guard
	with __has_builtin check.
	* libsupc++/new (launder): Define for C++17.
	* testsuite/18_support/launder/1.cc: New test.
	* testsuite/18_support/launder/requirements.cc: New test.
	* testsuite/18_support/launder/requirements_neg.cc: New test.

From-SVN: r241648
2016-10-28 15:09:33 +01:00
Uros Bizjak
47ffb5d95e PR70975 Pass valid offset argument to sendfile
PR libstdc++/70975
	* src/filesystem/ops.cc (do_copy_file) [_GLIBCXX_USE_SENDFILE]:
	Pass non-null pointer to sendfile for offset argument.

From-SVN: r241629
2016-10-27 20:55:55 +02:00
Jonathan Wakely
e63d7e71a1 Fix target selectors in uniform_inside_sphere_distribution tests
* testsuite/ext/random/uniform_inside_sphere_distribution/cons/
	default.cc: Fix effective target selector.
	* testsuite/ext/random/uniform_inside_sphere_distribution/cons/
	parms.cc: Likewise.
	* testsuite/ext/random/uniform_inside_sphere_distribution/operators/
	equal.cc: Likewise.
	* testsuite/ext/random/uniform_inside_sphere_distribution/operators/
	generate.cc: Likewise.
	* testsuite/ext/random/uniform_inside_sphere_distribution/operators/
	inequal.cc: Likewise.
	* testsuite/ext/random/uniform_inside_sphere_distribution/operators/
	serialize.cc: Likewise.

From-SVN: r241621
2016-10-27 14:55:36 +01:00
Jonathan Wakely
69af1c04e0 Adjust precision of filesystem::last_write_time tests
* 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
2016-10-27 12:01:49 +01:00
François Dumont
d72c3f0a36 stl_map.h (map()): Make default.
2016-10-26  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/stl_map.h (map()): Make default.
	* include/bits/stl_multimap.h (multimap()): Likewise.
	* include/bits/stl_multiset.h (multiset()): Likewise.
	* include/bits/stl_set.h (set()): Likewise.
	* include/bits/stl_tree.h (_Rb_tree_impl()): Add conditional noexcept.
	(_Rb_tree()): Make default.

From-SVN: r241601
2016-10-26 20:52:21 +00:00
Bernd Edlinger
a0019047b8 re PR libstdc++/78110 (freestanding libstdc++ fails to compile)
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
2016-10-26 17:26:00 +00:00
Jonathan Wakely
790207d645 Fix test for recursive_directory_iterator::pop
* testsuite/experimental/filesystem/iterators/pop.cc: Remove
	unreliable dependency on directory order.

From-SVN: r241583
2016-10-26 17:25:44 +01:00
Edward Smith-Rowland
10da5b7cbc Implement uniform_inside_sphere_distribution extension.
2016-10-26  Edward Smith-Rowland  <3dw4rd@verizon.net>

	Implement uniform_inside_sphere_distribution extension.
	* include/ext/random: Implement uniform_inside_sphere_distribution.
	* include/ext/random.tcc: Ditto.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	cons/default.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	cons/parms.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/equal.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/generate.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/inequal.cc: New.
	* testsuite/ext/random/uniform_inside_sphere_distribution/
	operators/serialize.cc: New.

From-SVN: r241562
2016-10-26 15:34:18 +00:00
Jonathan Wakely
ec0b1056a7 Add recursive_directory_iterator::pop(error_code&)
* include/experimental/bits/fs_dir.h (recursive_directory_iterator):
	Overload pop (LWG 2706).
	* src/filesystem/dir.cc (recursive_directory_iterator::pop): Define
	new overload.
	* testsuite/experimental/filesystem/iterators/pop.cc: New test.

From-SVN: r241559
2016-10-26 16:20:04 +01:00
Jonathan Wakely
b4e7e6bf22 Fix error handling in recursive_directory_iterator::increment
* 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
2016-10-26 14:34:34 +01:00
Jonathan Wakely
9dbe100a41 PR78111 fix fallback code for filesystem::canonical
PR libstdc++/78111
	* src/filesystem/ops.cc (canonical): Set error for non-existent path.

From-SVN: r241549
2016-10-26 12:29:36 +01:00
Uros Bizjak
d955ae42cc Add missing header in Filesystem TS configure tests
2016-10-26  Uros Bizjak  <ubizjak@gmail.com>

	* acinclude.m4 (GLIBCXX_CHECK_FILESYSTEM_DEPS): Include <limits.h>
	for PATH_MAX in realpath test.
	* configure: Regenerate.

From-SVN: r241548
2016-10-26 12:29:31 +01:00
Jonathan Wakely
7195dfe9b6 Handle negative times in filesystem::last_write_time
* src/filesystem/ops.cc
	(last_write_time(const path&, file_time_type, error_code&)): Handle
	negative times correctly.
	* testsuite/experimental/filesystem/operations/last_write_time.cc:
	Test writing file times.

From-SVN: r241522
2016-10-25 16:32:52 +01:00
Jonathan Wakely
ec04aad76d Fix error handling in copy_file and equivalent
* 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
2016-10-25 16:32:37 +01:00
Jonathan Wakely
94caf86019 Fix error handling in filesystem::is_empty
* src/filesystem/ops.cc (is_empty): Fix error handling.
	* testsuite/experimental/filesystem/operations/is_empty.cc: New test.

From-SVN: r241488
2016-10-24 17:45:55 +01:00
Jonathan Wakely
6daff2d946 PR71337 fix filesystem::temp_directory_path error handling
PR libstdc++/71337
	* src/filesystem/ops.cc (temp_directory_path): Pass error_code
	argument to other filesystem operations.
	* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
	Add testcase for inaccessible directory.

From-SVN: r241487
2016-10-24 17:45:51 +01:00
Jonathan Wakely
bb52a7e324 Make directory iterators become end iterator on error
* src/filesystem/dir.cc (open_dir): Return same value for errors
	whether ignored or not.
	(_Dir::advance(error_code*, directory_options)): Return false on
	error.
	(directory_iterator(const path&, directory_options, error_code*)):
	Create end iterator on error (LWG 2723).
	(recursive_directory_iterator(const path&, directory_options,
	error_code*)): Likewise.
	* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
	Update expected behaviour on error.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

From-SVN: r241486
2016-10-24 17:45:45 +01:00
Jonathan Wakely
cfef9c1ea7 Do not retry failed close(3) in filesystem::copy
* src/filesystem/ops.cc (close_fd): Remove.
	(do_copy_file): Just use close(3) instead of close_fd, to prevent
	retrying on error.

From-SVN: r241485
2016-10-24 17:45:40 +01:00