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9998 Commits

Author SHA1 Message Date
Jason Merrill
0382bcfcda Correct noexcept mismatch in declarations. 
2017-12-05  Jason Merrill  <jason@redhat.com>
	    Jonathan Wakely  <jwakely@redhat.com>

	* include/bits/fs_fwd.h (copy, copy_file): Remove noexcept.
	(permissions): Add noexcept.
	* include/bits/fs_ops.h (permissions): Add noexcept.
	* libsupc++/eh_throw.cc (__cxa_init_primary_exception): Add
	_GLIBCXX_NOTHROW.

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

From-SVN: r255425
 2017-12-05 15:23:26 +00:00
Jonathan Wakely
472a7639ea Fix warnings in <bits/regex_compiler.tcc> 
* include/bits/regex_compiler.tcc: Use C-style comment to work around
	PR preprocessor/61638.
	(__INSERT_REGEX_MATCHER): Replace GNU extension with __VA_ARGS__.

From-SVN: r255392
 2017-12-04 23:08:22 +00:00
Jonathan Wakely
9ed83a33c0 Fix -Wunused warnings in libstdc++ headers 
* config/io/basic_file_stdio.h (__basic_file): Remove name of unused
	parameter.
	* include/bits/boost_concept_check.h: Add pragmas to disable
	-Wunused-local-typedef warnings.
	* include/bits/codecvt.h (codecvt_byname<char16_t, char, mbstate_t>)
	(codecvt_byname<char32_t, char, mbstate_t>): Remove name of unused
	parameter.
	* include/bits/locale_facets_nonio.tcc (time_get::do_get_weekday)
	(time_get::do_get_monthname, time_get::do_get_year): Remove unused
	variables.
	* include/std/bitset (_Base_bitset<0>::_M_getword): Remove name of
	unused parameter.
	* include/std/streambuf (_IsUnused): Define.
	(basic_streambuf::imbue, basic_streambuf::pbackfail)
	(basic_streambuf::overflow): Add macro to unused parameters.
	* testsuite/24_iterators/operations/prev_neg.cc: Adjust dg-error.

From-SVN: r255391
 2017-12-04 23:07:39 +00:00
Jonathan Wakely
ad8fda29e6 Fix narrowing conversions in string_view types 
* include/experimental/string_view (basic_string_view::_S_compare):
	Use value-init so narrowing conversions are not ill-formed.
	* include/std/string_view (basic_string_view::_S_compare): Likewise.

From-SVN: r255321
 2017-12-01 16:10:31 +00:00
Jonathan Wakely
f03858e51d Disable -Wliteral-suffix for standard UDLs 
* include/bits/basic_string.h (operator""s): Add pragmas to disable
	-Wliteral-suffix warnings.
	* include/experimental/string_view (operator""sv): Likewise.
	* include/std/chrono (operator""h, operator""min, operator""s)
	(operator""ms, operator""us, operator""ns): Likewise.
	* include/std/complex (operator""if, operator""i, operator""il):
	Likewise.
	* include/std/string_view (operator""sv): Likewise.
	* testsuite/20_util/duration/literals/range.cc: Adjust dg-error.

From-SVN: r255320
 2017-12-01 16:10:25 +00:00
Jonathan Wakely
ccd9a1e0ef Add comment to fix -Wfallthrough warning 
* include/bits/locale_facets_nonio.tcc (money_get::_M_extract): Add
	fallthrough comment.

From-SVN: r255318
 2017-12-01 15:10:23 +00:00
Jonathan Wakely
b7b61489b7 Fix -Wempty-body warnings for debug assertions 
* include/bits/node_handle.h (_Node_handle_common::operator=)
	(_Node_handle_common::_M_swap): Add braces around debug assertions.

From-SVN: r255317
 2017-12-01 15:10:20 +00:00
Jonathan Wakely
f1338a2dcb Use const char* to fix -Wwrite-strings warning 
* include/ext/ropeimpl.h (rope::_S_dump): Use const char*.

From-SVN: r255316
 2017-12-01 15:10:16 +00:00
Jonathan Wakely
c85d199208 Add [[noreturn]] attributes to fix warning 
* libsupc++/nested_exception.h (__throw_with_nested_impl): Add
	noreturn attribute.

From-SVN: r255315
 2017-12-01 15:10:13 +00:00
Jonathan Wakely
071f228fa3 Remove stray semi-colons at namespace scope 
* include/bits/regex_executor.tcc (_Executor::_M_rep_once_more):
	Remove semi-colon after function body.
	* include/bits/uniform_int_dist.h (_Power_of_2): Likewise.

From-SVN: r255314
 2017-12-01 15:10:09 +00:00
Jonathan Wakely
e735008bf6 Use value-init syntax in std::__detail::__airy 
* include/tr1/modified_bessel_func.tcc (__airy): Use value-init not
	list-init.

From-SVN: r255313
 2017-12-01 15:10:06 +00:00
Jonathan Wakely
352111c5b1 Add noexcept to std::integral_constant members 
* include/std/type_traits (integral_constant): Make member functions
	noexcept (LWG 2346).
	* include/std/utility (integer_sequence): Likewise.

From-SVN: r255312
 2017-12-01 15:09:57 +00:00
Jonathan Wakely
d44e1abee5 PR libstdc++/65927 Fix -Wunused-but-set-parameter warning 
PR libstdc++/65927
	* include/bits/locale_facets_nonio.h (__timepunct::_M_am_pm_format):
	Remove statement with no effect.

From-SVN: r255278
 2017-11-30 17:29:08 +00:00
Glen Joseph Fernandes
6b590c7a64 Move assertion from to_address to __to_address 
2017-11-30  Glen Joseph Fernandes  <glenjofe@gmail.com>

	* include/bits/ptr_traits.h (__to_address, to_address): Move static
	assertion.
	* testsuite/20_util/to_address/1_neg.cc: New test.

From-SVN: r255277
 2017-11-30 15:07:21 +00:00
Jonathan Wakely
5f939178ec PR libstdc++/83226 avoid forming pointer-to-reference type 
PR libstdc++/83226
	* include/bits/node_handle.h (_Node_handle::__pointer): Avoid forming
	pointer-to-reference types.
	* testsuite/23_containers/map/modifiers/insert/83226.cc: New test.

From-SVN: r255271
 2017-11-30 13:45:37 +00:00
John David Anglin
3be30be2c3 baseline_symbols.txt: Update. 
* config/abi/post/hppa-linux-gnu/baseline_symbols.txt: Update.

From-SVN: r255265
 2017-11-30 00:53:16 +00:00
David Malcolm
591996bad7 C++: improve location of static_assert errors 
gcc/cp/ChangeLog:
	* parser.c (cp_parser_unary_expression): Generate a location for
	"noexcept".
	(cp_parser_trait_expr): Generate and return a location_t,
	converting the return type from tree to cp_expr.
	(cp_parser_static_assert): Pass location of the condition to
	finish_static_assert, rather than that of the "static_assert"
	token, where available.

gcc/testsuite/ChangeLog:
	* g++.dg/cpp1y/static_assert3.C: New test case.

libstdc++-v3/ChangeLog:
	* testsuite/20_util/duration/literals/range.cc: Update expected
	line of a static_assert failure.

From-SVN: r255255
 2017-11-29 22:07:32 +00:00
Glen Joseph Fernandes
61cd19e6be Add std::to_address for C++2a (P0653R2) 
2017-11-28  Glen Joseph Fernandes  <glenjofe@gmail.com>

	* include/bits/ptr_traits.h (to_address): Implement to_address.
	* testsuite/20_util/to_address/1.cc: New test.

From-SVN: r255199
 2017-11-28 14:22:32 +00:00
Stephan Bergmann
0f42ffd7f7 Add missing noexcept in string_view::find_first_of declaration 
2017-11-27  Stephan Bergmann  <sbergman@redhat.com>

	* include/std/string_view (basic_string_view::find_first_of): Add
	missing noexcept.

From-SVN: r255176
 2017-11-27 19:43:40 +00:00
Stephan Bergmann
68e601d879 Fix std::unordered_map deduction guide 
2017-11-27  Stephan Bergmann  <sbergman@redhat.com>

	* include/bits/unordered_map.h (unordered_map): Fix deduction guide.
	* include/debug/unordered_map (unordered_map): Likewise.

From-SVN: r255174
 2017-11-27 16:43:39 +00:00
Jonathan Wakely
a8541d9021 Add [[nodiscard]] attribute to std::launder 
* libsupc++/new (launder): Add nodiscard attribute.
	* testsuite/18_support/launder/nodiscard.cc: New test.

From-SVN: r255127
 2017-11-24 00:00:46 +00:00
Jonathan Wakely
d69f1ec7d1 Add [[nodiscard]] attribute to C++17 components 
* include/bits/fs_path.h (path::empty): Add nodiscard attribute.
	* include/bits/range_access.h (empty): Likewise.
	* include/std/string_view (basic_string_view::empty): Likewise.
	* testsuite/21_strings/basic_string_view/capacity/empty_neg.cc: New
	test.
	* testsuite/24_iterators/range_access_cpp17_neg.cc: New test.
	* testsuite/27_io/filesystem/path/query/empty_neg.cc: New test.

From-SVN: r255124
 2017-11-23 22:11:21 +00:00
Jonathan Wakely
4b9840f230 PR libstdc++/83134 Ensure std::__not_ converts B::value to bool 
PR libstdc++/83134
	* include/std/type_traits (__not_): Explicitly convert to bool.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error.
	* testsuite/20_util/logical_traits/83134.cc: New test.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc: Adjust
	dg-error.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.

From-SVN: r255122
 2017-11-23 21:35:27 +00:00
Jonathan Wakely
e350134d72 PR go/83102 relax std::set checks for invocable comparison object 
PR go/83102
	* include/bits/stl_tree.h (_Rb_tree): Relax invocable checks for
	comparison object pre-C++17.

From-SVN: r255052
 2017-11-22 11:06:15 +00:00
Jonathan Wakely
866e4d3853 PR libstdc++/48101 improve errors for invalid container specializations 
PR libstdc++/48101
	* include/bits/allocator.h (allocator<const _Tp>)
	(allocator<volatile _Tp>, allocator<const volatile _Tp>): Add partial
	specializations.
	* include/bits/forward_list.h (forward_list): Add static assertions.
	* include/bits/hashtable.h (__cache_default): Use
	__is_nothrow_invocable instead of __is_noexcept_hash.
	(_Hashtable): Add static assertions.
	* include/bits/hashtable_policy.h (__is_noexcept_hash): Remove.
	* include/bits/stl_deque.h (deque): Add static assertions.
	* include/bits/stl_function.h (_Identity<const _Tp>): Add partial
	specialization.
	* include/bits/stl_list.h (list): Add static assertions.
	* include/bits/stl_map.h (map): Likewise.
	* 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): Likewise.
	* include/bits/stl_vector.h (vector): Likewise.
	* include/bits/unordered_map.h (unordered_map, unordered_multimap):
	Use typename instead of class in template-parameter-list and remove
	spaces.
	* include/bits/unordered_set.h (unordered_set, unordered_multiset):
	Likewise.
	* testsuite/23_containers/deque/48101-2_neg.cc: New test.
	* testsuite/23_containers/deque/48101_neg.cc: New test.
	* testsuite/23_containers/forward_list/48101-2_neg.cc: New test.
	* testsuite/23_containers/forward_list/48101_neg.cc: New test.
	* testsuite/23_containers/list/48101-2_neg.cc: New test.
	* testsuite/23_containers/list/48101_neg.cc: New test.
	* testsuite/23_containers/map/48101-2_neg.cc: New test.
	* testsuite/23_containers/map/48101_neg.cc: New test.
	* testsuite/23_containers/map/operations/31440.cc: Fix comparison
	object to have const-qualified call operator.
	* testsuite/23_containers/multimap/48101-2_neg.cc: New test.
	* testsuite/23_containers/multimap/48101_neg.cc: New test.
	* testsuite/23_containers/multiset/48101-2_neg.cc: New test.
	* testsuite/23_containers/multiset/48101_neg.cc: New test.
	* testsuite/23_containers/set/48101-2_neg.cc: New test.
	* testsuite/23_containers/set/48101_neg.cc: New test.
	* testsuite/23_containers/unordered_map/48101-2_neg.cc: New test.
	* testsuite/23_containers/unordered_map/48101_neg.cc: New test.
	* testsuite/23_containers/unordered_multimap/48101-2_neg.cc: New test.
	* testsuite/23_containers/unordered_multimap/48101_neg.cc: New test.
	* testsuite/23_containers/unordered_multiset/48101-2_neg.cc: New test.
	* testsuite/23_containers/unordered_multiset/48101_neg.cc: New test.
	* testsuite/23_containers/unordered_set/48101-2_neg.cc: New test.
	* testsuite/23_containers/unordered_set/48101_neg.cc: New test.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc: Adjust
	dg-error line number.
	* testsuite/23_containers/vector/48101-2_neg.cc: New test.
	* testsuite/23_containers/vector/48101_neg.cc: New test.

From-SVN: r255035
 2017-11-21 20:47:09 +00:00
Przemyslaw Wirkus
b99415b760 Fix invalid XML in libstdc++ manual 
2017-11-21  Przemyslaw Wirkus  <przemyslaw.wirkus@arm.com>

	* doc/xml/manual/using.xml (manual.intro.using.macros): Move
	variablelist element at the end of its list.

From-SVN: r255023
 2017-11-21 18:45:04 +00:00
Sebastian Huber
b76602dcf2 RTEMS: Enable some libstdc++ features 
libstdc++/

	* acinclude.m4 (GLIBCXX_ENABLE_LIBSTDCXX_TIME): Add rtems*.
	(GLIBCXX_ENABLE_FILESYSTEM_TS): Likewise.
	* configure: Regenerate.

From-SVN: r254985
 2017-11-21 06:22:13 +00:00
François Dumont
e324f9cb92 streambuf_iterator.h (istreambuf_iterator<>): Declare std::advance for istreambuf_iterator of char types to be friend. 
2017-11-20  François Dumont  <fdumont@gcc.gnu.org>

	* include/bits/streambuf_iterator.h (istreambuf_iterator<>): Declare
	std::advance for istreambuf_iterator of char types to be friend.
	(std::advance(istreambuf_iterator&, _Distance)): New overload.
	* include/std/streambuf (basic_streambuf<>): Declare std::advance for
	istreambuf_iterator of char types to be friend.
	* testsuite/22_locale/money_get/get/char/9.cc: Have
	istreambuf_iterator created on the fly when calling money_get<>::get.
	* testsuite/22_locale/money_get/get/wchar_t/9.cc: Likewise.
	* testsuite/24_iterators/istreambuf_iterator/debug/1_neg.cc: New.
	* testsuite/24_iterators/istreambuf_iterator/debug/2_neg.cc: New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/char/1.cc: New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/char/1_neg.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/char/2.cc: New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/char/2_neg.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/char/3_neg.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/1.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/1_neg.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/2_neg.cc:
	New.
	* testsuite/25_algorithms/advance/istreambuf_iterators/wchar_t/3_neg.cc:
	New.
	* testsuite/25_algorithms/find/istreambuf_iterators/char/2.cc: Leverage
	on std::advance overload.
	* testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
	Likewise.

From-SVN: r254972
 2017-11-20 22:30:28 +00:00
Jonathan Wakely
9be0a9d6d2 Fix failing tests caused by duplicate dg-options 
* testsuite/special_functions/18_riemann_zeta/check_value.cc: Fix
	duplicate dg-options directive.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	20_riemann_zeta/check_value_neg.cc: Likewise.

From-SVN: r254971
 2017-11-20 21:48:31 +00:00
Ville Voutilainen
7b7b60c830 Implement LWG 2353 
* include/bits/stl_iterator_base_funcs.h (next):
Use InputIterator instead of ForwardIterator.
* testsuite/24_iterators/operations/lwg2353.cc: New.
* testsuite/24_iterators/operations/next_neg.cc: Remove.

From-SVN: r254957
 2017-11-20 16:21:42 +02:00
Edward Smith-Rowland
b46881363f PR libstdc++/pr66689 - comp_ellint_3 and ellint_3 return garbage values 
2017-11-18  Edward Smith-Rowland  <3dw4rd@verizon.net>

	PR libstdc++/pr66689 - comp_ellint_3 and ellint_3 return garbage values
	* include/tr1/ell_integral.tcc: Correct the nu sign convention
	in ellint_3 and comp_ellint_3.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	06_comp_ellint_3/check_value.cc: Regen with correct values.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	14_ellint_3/check_value.cc: Ditto.
	* testsuite/special_functions/06_comp_ellint_3/check_value.cc: Ditto.
	* testsuite/special_functions/13_ellint_3/check_value.cc: Ditto.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	01_assoc_laguerre/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	02_assoc_legendre/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	03_beta/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	04_comp_ellint_1/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	05_comp_ellint_2/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	07_conf_hyperg/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	08_cyl_bessel_i/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	09_cyl_bessel_j/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	10_cyl_bessel_k/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	11_cyl_neumann/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	12_ellint_1/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	13_ellint_2/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	15_expint/check_value_neg.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	16_hermite/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	17_hyperg/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	18_laguerre/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	19_legendre/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	20_riemann_zeta/check_value_neg.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	21_sph_bessel/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	22_sph_legendre/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	23_sph_neumann/check_value.cc: Regen.
	* testsuite/ext/special_functions/conf_hyperg/check_value.cc: Regen.
	* testsuite/ext/special_functions/hyperg/check_value.cc: Regen.
	* testsuite/special_functions/01_assoc_laguerre/check_value.cc: Regen.
	* testsuite/special_functions/02_assoc_legendre/check_value.cc: Regen.
	* testsuite/special_functions/03_beta/check_value.cc: Regen.
	* testsuite/special_functions/04_comp_ellint_1/check_value.cc: Regen.
	* testsuite/special_functions/05_comp_ellint_2/check_value.cc: Regen.
	* testsuite/special_functions/07_cyl_bessel_i/check_value.cc: Regen.
	* testsuite/special_functions/08_cyl_bessel_j/check_value.cc: Regen.
	* testsuite/special_functions/09_cyl_bessel_k/check_value.cc: Regen.
 	* testsuite/special_functions/10_cyl_neumann/check_value.cc: Regen.
	* testsuite/special_functions/11_ellint_1/check_value.cc: Regen.
	* testsuite/special_functions/12_ellint_2/check_value.cc: Regen.
	* testsuite/special_functions/14_expint/check_value.cc: Regen.
	* testsuite/special_functions/15_hermite/check_value.cc: Regen.
	* testsuite/special_functions/16_laguerre/check_value.cc: Regen.
	* testsuite/special_functions/17_legendre/check_value.cc: Regen.
	* testsuite/special_functions/18_riemann_zeta/check_value.cc: Regen.
	* testsuite/special_functions/19_sph_bessel/check_value.cc: Regen.
	* testsuite/special_functions/20_sph_legendre/check_value.cc: Regen.
	* testsuite/special_functions/21_sph_neumann/check_value.cc: Regen.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	06_comp_ellint_3/pr66689.cc: New.
	* testsuite/tr1/5_numerical_facilities/special_functions/
	14_ellint_3/pr66689.cc: New.
	* testsuite/special_functions/06_comp_ellint_3/pr66689.cc: New.
	* testsuite/special_functions/13_ellint_3/pr66689.cc: New.

From-SVN: r254924
 2017-11-19 01:01:50 +00:00
Edward Smith-Rowland
a7a389d6ee specfun.h: Expose airy_ai and airy_bi. 
2017-11-18  Edward Smith-Rowland  <3dw4rd@verizon.net>

	* include/bits/specfun.h: Expose airy_ai and airy_bi.
	* include/tr1/modified_bessel_func.tcc: Treat NaN and inf arg, return.
	* testsuite/ext/special_functions/airy_ai/check_nan.cc: New.
	* testsuite/ext/special_functions/airy_ai/check_value.cc: New.
	* testsuite/ext/special_functions/airy_ai/compile.cc: New.
	* testsuite/ext/special_functions/airy_bi/check_nan.cc: New.
	* testsuite/ext/special_functions/airy_bi/check_value.cc: New.
	* testsuite/ext/special_functions/airy_bi/compile.cc: New.

From-SVN: r254917
 2017-11-18 19:53:25 +00:00
Igor Tsimbalist
36101de964 Enable building libstdc++-v3 with Intel CET 
libstdc++-v3/
	* acinclude.m4: Add cet.m4.
	* configure.ac: Set CET_FLAGS. Update EXTRA_CFLAGS,
	EXTRA_CXX_FLAGS.
	* libsupc++/Makefile.am: Use Add EXTRA_CFLAGS.
	* Makefile.in: Regenerate.
	* configure: Likewise.
	* doc/Makefile.in: Likewise.
	* include/Makefile.in: Likewise.
	* libsupc++/Makefile.in: Likewise.
	* po/Makefile.in: Likewise.
	* python/Makefile.in: Likewise.
	* src/Makefile.in: Likewise.
	* src/c++11/Makefile.in: Likewise.
	* src/c++98/Makefile.in: Likewise.
	* src/filesystem/Makefile.in: Likewise.
	* testsuite/Makefile.in: Likewise.

From-SVN: r254895
 2017-11-17 22:28:10 +01:00
Jonathan Wakely
96e0367ead PR libstdc++/83025 fix constraints for path overloads in <fstream> 
PR libstdc++/83025
	* include/std/fstream (basic_filebuf::_If_path): Move to
	namespace-scope and rename to _If_fs_path.
	(basic_filebuf::open): Use new name.
	(basic_ifstream(_Path, ios::openmode))
	(basic_ifstream::open(_Path, ios::openmode))
	(basic_ofstream(_Path, ios::openmode))
	(basic_ofstream::open(_Path, ios::openmode))
	(basic_fstream(_Path, ios::openmode))
	(basic_fstream::open(_Path, ios::openmode)): Use _If_fs_path.
	* testsuite/27_io/basic_filebuf/open/char/path.cc: Test with filename
	as non-const char*.
	* testsuite/27_io/basic_fstream/cons/char/path.cc: Likewise.
	* testsuite/27_io/basic_fstream/open/char/path.cc: Likewise.
	* testsuite/27_io/basic_ifstream/cons/char/path.cc: Likewise.
	* testsuite/27_io/basic_ifstream/open/char/path.cc: Likewise.
	* testsuite/27_io/basic_ofstream/cons/char/path.cc: Likewise.
	* testsuite/27_io/basic_ofstream/open/char/path.cc: Likewise.

From-SVN: r254871
 2017-11-17 14:07:58 +00:00
Marc Glisse
c261ba2c8b Tweak vector::_M_realloc_insert for code size 
2017-11-17  Marc Glisse  <marc.glisse@inria.fr>

	* include/bits/vector.tcc (vector::_M_realloc_insert): Cache old
	values before the allocation.

From-SVN: r254849
 2017-11-16 23:51:20 +00:00
Jason Merrill
aef0c806eb Remove wrong ChangeLog entry 
From-SVN: r254831
 2017-11-16 11:24:53 -05:00
Jonathan Wakely
a930324dab Add noexcept to std::shared_future copy operations (LWG DR 2799) 
* include/std/future (shared_future): Add noexcept to copy constructor
	and copy-assignment operator (LWG 2799).

From-SVN: r254821
 2017-11-16 14:39:41 +00:00
Jason Merrill
00a2022a67 * include/std/numeric (gcd): Fix typo. 
From-SVN: r254794
 2017-11-16 00:13:16 -05:00
Ville Voutilainen
865a86a0fd Fix gcd breakage. 
* include/std/numeric (gcd): Use remove_cv_t, not remove_cv.

From-SVN: r254785
 2017-11-15 22:42:58 +02:00
Jonathan Wakely
4e6c429837 Minor improvements to Filesystem tests 
* testsuite/27_io/filesystem/iterators/directory_iterator.cc: Leave
	error_code unset.
	* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
	Check for past-the-end before dereferencing.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

From-SVN: r254781
 2017-11-15 18:22:43 +00:00
Jonathan Wakely
1949122881 Add noexcept to generic std::size, std::empty and std::data 
* include/bits/range_access.h (size, empty, data): Add conditional
	noexcept to generic overloads.

From-SVN: r254779
 2017-11-15 17:50:42 +00:00
Ville Voutilainen
13545f19e0 Implement LWG 2733 and LWG 2759 
* include/experimental/numeric (gcd): Reject cv-qualified bool.
(lcm): Likewise.
* include/std/numeric (gcd): Likewise.
(lcm): Likewise.
* testsuite/26_numerics/gcd/gcd_neg.cc: Add tests and adjust.
* testsuite/26_numerics/lcm/lcm_neg.cc: Likewise.

From-SVN: r254736
 2017-11-14 20:11:33 +02:00
Jonathan Wakely
d2e9196e5f Fix typo in std::wbuffer_convert 
* include/bits/locale_conv.h (wbuffer_convert::_M_conv_get): Fix typo.
	* testsuite/22_locale/conversions/buffer/3.cc: New test.

From-SVN: r254735
 2017-11-14 18:00:53 +00:00
Jonathan Wakely
34c71b8b3a Minor tweak to libstdc++ testsuite helper type 
* testsuite/util/testsuite_tr1.h (ThrowMoveConsClass): Use noexcept.

From-SVN: r254644
 2017-11-11 00:10:07 +00:00
Jonathan Wakely
54df588530 PR libstdc++/82917 add missing returns in <fstream> 
PR libstdc++/82917
	* include/std/fstream (basic_ifstream::open, basic_ofstream::open)
	(basic_fstream::open): Fix missing return.

From-SVN: r254638
 2017-11-10 21:43:24 +00:00
Jonathan Wakely
d8dcc3a67d Check for S_ISSOCK before use 
* src/filesystem/ops-common.h (make_file_type) [S_ISSOCK]: Only use
	S_ISSOCK when defined.

From-SVN: r254506
 2017-11-07 19:08:06 +00:00
François Dumont
187e8ee733 tr1.cc: Compile with -O0. 
2017-11-06  François Dumont  <fdumont@gcc.gnu.org>

	* testsuite/libstdc++-prettyprinters/tr1.cc:  Compile with -O0.

From-SVN: r254477
 2017-11-06 21:15:48 +00:00
Martin Liska
454f8b2b0c Fix -Wreturn-type fallout. 
2017-11-06  Martin Liska  <mliska@suse.cz>

	* c-c++-common/cilk-plus/AN/pr57541-2.c (foo1): Return a value
	for functions with non-void return type, or change type to void,
	or add -Wno-return-type for test.
	(foo2): Likewise.
	* c-c++-common/cilk-plus/AN/pr57541.c (foo): Likewise.
	(foo1): Likewise.
	* c-c++-common/cilk-plus/CK/errors.c: Likewise.
	* c-c++-common/cilk-plus/CK/pr60197.c: Likewise.
	* c-c++-common/cilk-plus/CK/spawn_in_return.c: Likewise.
	* c-c++-common/fold-masked-cmp-1.c (test_pic): Likewise.
	(test_exe): Likewise.
	* c-c++-common/fold-masked-cmp-2.c (test_exe): Likewise.
	* g++.dg/cilk-plus/AN/builtin_fn_mutating_tplt.cc (my_func): Likewise.
	* g++.dg/cilk-plus/CK/pr68997.cc (fa2): Likewise.
	* g++.dg/eh/sighandle.C (dosegv): Likewise.
	* g++.dg/ext/vector14.C (foo): Likewise.
	(main): Likewise.
	* g++.dg/graphite/pr41305.C: Likewise.
	* g++.dg/graphite/pr42930.C: Likewise.
	* g++.dg/opt/pr46640.C (struct QBasicAtomicInt): Likewise.
	(makeDir): Likewise.
	* g++.dg/other/i386-8.C (foo): Likewise.
	* g++.dg/pr45788.C: Likewise.
	* g++.dg/pr64688.C (at_c): Likewise.
	* g++.dg/pr65032.C (G::DecodeVorbis): Likewise.
	* g++.dg/pr71633.C (c3::fn2): Likewise.
	* g++.dg/stackprotectexplicit2.C (A): Likewise.
	* g++.old-deja/g++.law/weak.C (main): Likewise.
2017-11-06  Martin Liska  <mliska@suse.cz>

	* testsuite/libgomp.c++/loop-2.C: Return a value
	for functions with non-void return type, or change type to void,
	or add -Wno-return-type for test.
	* testsuite/libgomp.c++/loop-4.C: Likewise.
	* testsuite/libgomp.c++/parallel-1.C: Likewise.
	* testsuite/libgomp.c++/shared-1.C: Likewise.
	* testsuite/libgomp.c++/single-1.C: Likewise.
	* testsuite/libgomp.c++/single-2.C: Likewise.
2017-11-06  Martin Liska  <mliska@suse.cz>

	* testsuite/27_io/basic_fstream/cons/char/path.cc (main):
	  Return a value for functions with non-void return type,
	  or change type to void, or add -Wno-return-type for test.
	* testsuite/27_io/basic_ifstream/cons/char/path.cc (main):
	Likewise.
	* testsuite/27_io/basic_ofstream/open/char/path.cc (main):
	Likewise.

From-SVN: r254451
 2017-11-06 13:41:35 +00:00
Paolo Carlini
98910bc2b9 deduction.cc: Avoid -Wreturn-type warnings. 
2017-11-06  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/20_util/optional/cons/deduction.cc: Avoid -Wreturn-type
	warnings.
	* testsuite/20_util/pair/cons/deduction.cc: Likewise.
	* testsuite/20_util/pair/traits.cc: Likewise.
	* testsuite/20_util/tuple/cons/deduction.cc: Likewise.
	* testsuite/20_util/variant/compile.cc: Likewise.
	* testsuite/23_containers/map/modifiers/try_emplace/1.cc: Likewise.
	* testsuite/23_containers/unordered_map/modifiers/try_emplace.cc:
	Likewise.

From-SVN: r254450
 2017-11-06 12:55:35 +00:00
Gerald Pfeifer
ba89e5d5a7 * doc/xml/manual/abi.xml: Move docs.oracle.com references to https. 
From-SVN: r254426
 2017-11-05 11:14:38 +00:00