There are a number of UTF-8 characters in comments which add no value
and can be replaced with ASCII equivalents, or removed entirely for the
section sign (U+00A7).
PR libstdc++/88607
* include/bits/forward_list.h: Replace UTF-8 "ligature fi" character.
* include/debug/forward_list: Likewise.
* include/experimental/bits/shared_ptr.h: Remove UTF-8 "section sign"
character.
* include/experimental/chrono: Likewise.
* include/experimental/functional: Likewise.
* include/experimental/ratio: Likewise.
* include/experimental/system_error: Likewise.
* include/experimental/tuple: Likewise.
* include/experimental/type_traits: Likewise.
* include/parallel/workstealing.h: Replace UTF-8 "en dash" character.
* include/parallel/multiseq_selection.h: Likewise.
From-SVN: r267564
Ensure we don't try to instantiate __is_constructible_from<void, void>,
because there are two partial specializations that are equally good
matches.
PR libstdc++/80762
* include/bits/fs_path.h (path::_Path): Use remove_cv_t and is_void.
* include/experimental/bits/fs_path.h (path::_Path): Likewise.
* testsuite/27_io/filesystem/path/construct/80762.cc: New test.
* testsuite/experimental/filesystem/path/construct/80762.cc: New test.
From-SVN: r267056
* include/Makefile.am: Add new headers.
* include/Makefile.in: Regenerate.
* include/experimental/bits/net.h: New header for common
implementation details of Networking TS.
* include/experimental/buffer: New header.
* include/experimental/executor: New header.
* include/experimental/internet: New header.
* include/experimental/io_context: New header.
* include/experimental/net: New header.
* include/experimental/netfwd: New header.
* include/experimental/socket: New header.
* include/experimental/timer: New header.
* testsuite/experimental/net/buffer/arithmetic.cc: New test.
* testsuite/experimental/net/buffer/const.cc: New test.
* testsuite/experimental/net/buffer/creation.cc: New test.
* testsuite/experimental/net/buffer/mutable.cc: New test.
* testsuite/experimental/net/buffer/size.cc: New test.
* testsuite/experimental/net/buffer/traits.cc: New test.
* testsuite/experimental/net/execution_context/use_service.cc: New
test.
* testsuite/experimental/net/headers.cc: New test.
* testsuite/experimental/net/internet/address/v4/comparisons.cc: New
test.
* testsuite/experimental/net/internet/address/v4/cons.cc: New test.
* testsuite/experimental/net/internet/address/v4/creation.cc: New
test.
* testsuite/experimental/net/internet/address/v4/members.cc: New
test.
* testsuite/experimental/net/internet/resolver/base.cc: New test.
* testsuite/experimental/net/internet/resolver/ops/lookup.cc: New
test.
* testsuite/experimental/net/internet/resolver/ops/reverse.cc: New
test.
* testsuite/experimental/net/timer/waitable/cons.cc: New test.
* testsuite/experimental/net/timer/waitable/dest.cc: New test.
* testsuite/experimental/net/timer/waitable/ops.cc: New test.
From-SVN: r265080
PR libstdc++/78870 support std::filesystem on Windows
* config.h.in: Regenerate.
* configure: Regenerate.
* configure.ac: Check for link, readlink and symlink.
* include/bits/fs_path.h (path::operator/=(const path&)): Move
definition out of class body.
(path::is_absolute(), path::_M_append(path)): Likewise.
(operator<<(basic_ostream, const path&)): Use std::quoted directly.
(operator>>(basic_istream, path&)): Likewise.
(u8path): Reorder definitions and fix Windows implementation.
(path::is_absolute()): Define inline and fix for Windows.
[!_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
Define POSIX version inline.
(path::_M_append(path)): Define inline.
* include/experimental/bits/fs_path.h (path::is_absolute()): Move
definition out of class body.
(operator<<(basic_ostream, const path&)): Fix type of delimiter and
escape characters.
(operator>>(basic_istream, path&)): Likewise.
(path::is_absolute()): Define inline and fix for Windows.
* src/filesystem/dir-common.h (__gnu_posix): New namespace.
(__gnu_posix::char_type, __gnu_posix::DIR, __gnu_posix::dirent)
(__gnu_posix::opendir, __gnu_posix::readdir, __gnu_posix::closedir):
Define as adaptors for Windows functions/types or as
using-declarations for POSIX functions/types.
(_Dir_base, get_file_type): Qualify names to use declarations from
__gnu_posix namespace.
(_Dir_base::is_dor_or_dotdot): New helper functions.
* src/filesystem/dir.cc (_Dir, recursive_directory_iterator): Qualify
names to use declarations from __gnu_posix namespace.
* src/filesystem/ops-common.h (__gnu_posix): New nested namespace.
(__gnu_posix::open, __gnu_posix::close, __gnu_posix::stat_type)
(__gnu_posix::stat, __gnu_posix::lstat, __gnu_posix::mode_t)
(__gnu_posix::chmod, __gnu_posix::mkdir, __gnu_posix::getcwd)
(__gnu_posix::chdir, __gnu_posix::utimbuf, __gnu_posix::utime)
(__gnu_posix::rename, __gnu_posix::truncate, __gnu_posix::char_type):
Define as adaptors for Windows functions/types or as
using-declarations for POSIX functions/types.
(stat_type, do_copy_file): Qualify names to use declarations from
__gnu_posix namespace.
(do_space): Declare new function.
(make_file_type): Only use S_ISLNK if defined.
* src/filesystem/ops.cc (char_ptr, filesystem::canonical): Use
path::value_type not char.
(filesystem::copy, create_dir, filesystem::create_directory): Qualify
names to use declarations from __gnu_posix namespace.
(filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
add implementation for Windows.
(filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
(filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
[!_PC_PATH_MAX]: Don't use pathconf.
[PATH_MAX]: Use if defined.
(filesystem::current_path(const path&, error_code&))
(filesystem::equivalent, do_stat, filesystem::hard_link_count)
(filesystem::last_write_time, filesystem::permissions): Use names
from __gnu_posix.
(filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
(filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
implementation for Windows.
(filesystem::rename, filesystem::resize_file): Use names from
__gnu_posix.
(filesystem::space): Use do_space.
[_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Get absolute path to directory.
(filesystem::status, filesystem::symlink_status): Use names from
__gnu_posix.
(filesystem::temp_directory_path): Add implementation for Windows.
* src/filesystem/path.cc (dot): Define constant.
(path::replace_extension): Use dot.
(path::_M_find_extension): Likewise. Use path::string_type not
std::string.
(path::_M_split_cmpts): Use dot.
(filesystem_error::_M_get_what): Use u8string() not native().
* src/filesystem/std-dir.cc (_Dir, recursive_directory_iterator):
Qualify names to use declarations from __gnu_posix namespace.
* src/filesystem/std-ops.cc (filesystem::absolute(const path&)): Use
correct error_code.
(filesystem::absolute(const path&, error_code&)): Add implementation
for Windows.
(char_ptr, filesystem::canonical): Use path::value_type not char.
(do_copy_file): Use names from __gnu_posix.
[_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Do not use fchmod, fchmodat or
sendfile.
(filesystem::copy, create_dir, filesystem::create_directory): Qualify
names to use declarations from __gnu_posix namespace.
(filesystem::create_hard_link): Check HAVE_LINK autoconf macro and
add implementation for Windows.
(filesystem::create_symlink): Check HAVE_SYMLINK autoconf macro.
(filesystem::current_path(error_code&)): Use __gnu_posix::getcwd.
[!_PC_PATH_MAX]: Don't use pathconf.
[PATH_MAX]: Use if defined.
(filesystem::current_path(const path&, error_code&))
(filesystem::equivalent, do_stat, filesystem::hard_link_count)
(filesystem::last_write_time, filesystem::permissions): Use names
from __gnu_posix.
(filesystem::read_symlink): Check HAVE_READLINK autoconf macro.
(filesystem::remove) [_GLIBCXX_FILESYSTEM_IS_WINDOWS]: Add
implementation for Windows.
(filesystem::rename, filesystem::resize_file): Use names from
__gnu_posix.
(do_space): Define.
(filesystem::space): Use do_space.
(filesystem::status, filesystem::symlink_status): Use names from
__gnu_posix.
(filesystem::temp_directory_path): Add implementation for Windows.
* src/filesystem/std-path.cc
[_GLIBCXX_FILESYSTEM_IS_WINDOWS] (path::operator/=(const path&)):
Define for Windows.
(dot): Define constant.
(path::replace_extension, is_dot): Use dot.
(path::lexically_normal): Check _M_type instead of calling
non-existent function.
(path::_M_find_extension): Use dot. Use path::string_type not
std::string.
(path::_M_split_cmpts): Use dot.
(filesystem_error::_M_get_what): Use u8string() not native().
* testsuite/27_io/filesystem/iterators/directory_iterator.cc: Do not
use symlinks.
* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
Likewise.
* testsuite/27_io/filesystem/operations/absolute.cc: Use
__gnu_test::root_path() instead of "/" and add Windows-specific tests.
* testsuite/27_io/filesystem/operations/canonical.cc: Use
path::string() to get narrow string, not path::native().
* testsuite/27_io/filesystem/operations/copy.cc: Construct fstreams
with std::filesystem::path not std::basic_string.
* testsuite/27_io/filesystem/operations/copy_file.cc: Likewise.
* testsuite/27_io/filesystem/operations/exists.cc: Use
__gnu_test::root_path() instead of "/".
* testsuite/27_io/filesystem/operations/is_empty.cc: Construct
fstreams with std::filesystem::path not std::basic_string.
* testsuite/27_io/filesystem/operations/last_write_time.cc: Use
path::string() to get narrow string.
* testsuite/27_io/filesystem/operations/space.cc: Check results for
errors, expect sensible values otherwise.
* testsuite/27_io/filesystem/operations/temp_directory_path.cc: Add
helpers for adjusting the environment on Windows.
* testsuite/27_io/filesystem/path/append/path.cc: Test
Windows-specific behaviour.
* testsuite/27_io/filesystem/path/construct/format.cc: Fix creation
of path::string_type objects.
* testsuite/27_io/filesystem/path/construct/locale.cc: Compare native
string to wide string on Windows.
* testsuite/27_io/filesystem/path/decompose/root_directory.cc: Allow
for backslash as root-directory.
* testsuite/27_io/filesystem/path/decompose/stem.cc: Use
path::string() to get narrow string.
* testsuite/27_io/filesystem/path/itr/traversal.cc: Test Windows-style
paths.
* testsuite/27_io/filesystem/path/native/string.cc: Use string_type
not std::string.
* testsuite/27_io/filesystem/path/query/is_absolute.cc: Adjust for
different definintion of absolute paths on Windows.
* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
Do not use symlinks.
* testsuite/experimental/filesystem/operations/absolute.cc: Test
Windows behaviour.
* testsuite/experimental/filesystem/operations/copy.cc: Construct
fstreams with NTCTS not std::basic_string.
* testsuite/experimental/filesystem/operations/copy_file.cc: Likewise.
* testsuite/experimental/filesystem/operations/exists.cc: Use
__gnu_test::root_path() instead of "/".
* testsuite/experimental/filesystem/operations/is_empty.cc: Construct
fstreams with NTCTS not std::basic_string.
* testsuite/experimental/filesystem/operations/last_write_time.cc:
Use path::string() to get narrow string.
* testsuite/experimental/filesystem/operations/space.cc: Use
__gnu_test::root_path() instead of "/".
* testsuite/experimental/filesystem/operations/temp_directory_path.cc:
Add helpers for adjusting the environment on Windows.
* testsuite/experimental/filesystem/path/append/path.cc: Use
path::string() to get narrow strings for comparisons.
* testsuite/experimental/filesystem/path/concat/path.cc: Likewise.
* testsuite/experimental/filesystem/path/decompose/root_directory.cc:
Likewise.
* testsuite/experimental/filesystem/path/decompose/stem.cc: Likewise.
* testsuite/experimental/filesystem/path/native/string.cc: Use
string_type not std::string.
* testsuite/experimental/filesystem/path/query/is_absolute.cc:
Adjust for different definintion of absolute paths on Windows.
* testsuite/util/testsuite_fs.h (__gnu_test::root_path()): New
function.
(__gnu_test::scoped_file): Construct fstreams with NTCTS not
std::basic_string.
From-SVN: r261034
Move duplicated code to new _S_string_from_iter function and fix
constraints to accept iterators with const value type.
* include/bits/fs_path.h (path::__is_encoded_char): Change from class
template to alias template.
(path::__value_type_is_char): Use remove_const_t.
(path:_S_string_from_iter): New helper function.
(path::_S_convert(InputIter, __null_terminated))
(path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
Use _S_string_from_iter.
(path::string<_CharT, _Allocator>(const _Allocator&)): Allow sharing
rep for COW strings.
* include/experimental/bits/fs_path.h (path::__is_encoded_char):
Change from class template to alias template.
(path::__value_type_is_char): Use remove_const.
(path:_S_string_from_iter): New helper function.
(path::_S_convert(InputIter, __null_terminated))
(path::_S_convert_loc(InputIter, __null_terminated, const locale&)):
Use _S_string_from_iter.
* testsuite/27_io/filesystem/path/append/source.cc: Test appending
wide strings.
* testsuite/27_io/filesystem/path/concat/strings.cc: Check for exact
string equality, not path equivalence.
* testsuite/27_io/filesystem/path/construct/format.cc: Check
construction from std::string and std::wstring and input iterators.
* testsuite/27_io/filesystem/path/construct/locale.cc: Check
construction from iterators.
* testsuite/experimental/filesystem/path/concat/strings.cc: Check for
exact string equality, not path equivalence.
* testsuite/experimental/filesystem/path/construct/locale.cc: Check
construction from iterators.
From-SVN: r260628
The correct definition seems to be has_root_directory() for all systems
we care about.
PR libstdc++/83891
* include/bits/fs_path.h (path::is_absolute()): Use same definition
for all operating systems.
* include/experimental/bits/fs_path.h (path::is_absolute()): Likewise.
* testsuite/27_io/filesystem/path/query/is_absolute.cc: New.
* testsuite/27_io/filesystem/path/query/is_relative.cc: Fix comment.
* testsuite/experimental/filesystem/path/query/is_absolute.cc: New.
From-SVN: r260259
By performing the /= operation on a named local variable instead of a
temporary the copy made for the return value can be elided.
PR libstdc++/85671
* include/bits/fs_path.h (operator/): Permit copy elision.
* include/experimental/bits/fs_path.h (operator/): Likewise.
From-SVN: r260009
Based on Filesystem TS implementation, with the changes applied by:
- P0219R1 Relative Paths for Filesystem
- P0317R1 Directory Entry Caching for Filesystem
- P0492R2 Resolution of C++17 National Body Comments
Where appropriate code is shared between the TS and C++17
implementations.
* include/Makefile.am: Add new headers for C++17 filesystem library.
* include/Makefile.in: Regenerate.
* include/bits/fs_dir.h: New header, based on Filesystem TS code in
include/experimental/bits directory.
* include/bits/fs_fwd.h: Likewise.
* include/bits/fs_ops.h: Likewise.
* include/bits/fs_path.h: Likewise.
* include/experimental/bits/fs_dir.h: Rename Doxygen group.
* include/experimental/bits/fs_fwd.h: Likewise.
* include/experimental/bits/fs_ops.h: Likewise.
* include/experimental/bits/fs_path.h: Likewise.
* include/experimental/filesystem (filesystem_error::_M_gen_what):
Remove inline definition.
* include/precompiled/stdc++.h: Add <filesystem> to precompiled
header.
* include/std/filesystem: New header.
* python/libstdcxx/v6/printers.py: Enable printer for std::filesystem
paths.
* src/filesystem/Makefile.am: Add new files. Compile as C++17.
* src/filesystem/Makefile.in: Regenerate.
* src/filesystem/cow-dir.cc: Update comment.
* src/filesystem/cow-ops.cc: Likewise.
* src/filesystem/cow-path.cc: Likewise.
* src/filesystem/cow-std-dir.cc: New file.
* src/filesystem/cow-std-ops.cc: New file.
* src/filesystem/cow-std-path.cc: New file.
* src/filesystem/dir-common.h (_Dir_base, get_file_type): New header
for common code.
* src/filesystem/dir.cc (_Dir): Derive from _Dir_base.
(open_dir): Move to _Dir_base constructor.
(get_file_type): Move to dir-common.h.
(recurse): Move to _Dir_base::should_recurse.
* src/filesystem/ops-common.h: New header for common code.
* src/filesystem/ops.cc (is_set, make_file_type, make_file_status)
(is_not_found_errno, file_time, do_copy_file): Move to ops-common.h.
* src/filesystem/path.cc (filesystem_error::_M_gen_what): Define.
* src/filesystem/std-dir.cc: New file, based on Filesystem TS code.
* src/filesystem/std-ops.cc: Likewise.
* src/filesystem/std-dir.cc: Likewise.
* testsuite/27_io/filesystem/iterators/directory_iterator.cc: New
test.
* testsuite/27_io/filesystem/iterators/pop.cc: New test.
* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
New test.
* testsuite/27_io/filesystem/operations/absolute.cc: New test.
* testsuite/27_io/filesystem/operations/canonical.cc: New test.
* testsuite/27_io/filesystem/operations/copy.cc: New test.
* testsuite/27_io/filesystem/operations/copy_file.cc: New test.
* testsuite/27_io/filesystem/operations/create_directories.cc: New
test.
* testsuite/27_io/filesystem/operations/create_directory.cc: New test.
* testsuite/27_io/filesystem/operations/create_symlink.cc: New test.
* testsuite/27_io/filesystem/operations/current_path.cc: New test.
* testsuite/27_io/filesystem/operations/equivalent.cc: New test.
* testsuite/27_io/filesystem/operations/exists.cc: New test.
* testsuite/27_io/filesystem/operations/file_size.cc: New test.
* testsuite/27_io/filesystem/operations/is_empty.cc: New test.
* testsuite/27_io/filesystem/operations/last_write_time.cc: New test.
* testsuite/27_io/filesystem/operations/permissions.cc: New test.
* testsuite/27_io/filesystem/operations/proximate.cc: New test.
* testsuite/27_io/filesystem/operations/read_symlink.cc: New test.
* testsuite/27_io/filesystem/operations/relative.cc: New test.
* testsuite/27_io/filesystem/operations/remove_all.cc: New test.
* testsuite/27_io/filesystem/operations/space.cc: New test.
* testsuite/27_io/filesystem/operations/status.cc: New test.
* testsuite/27_io/filesystem/operations/symlink_status.cc: New test.
* testsuite/27_io/filesystem/operations/temp_directory_path.cc: New
test.
* testsuite/27_io/filesystem/operations/weakly_canonical.cc: New test.
* testsuite/27_io/filesystem/path/append/path.cc: New test.
* testsuite/27_io/filesystem/path/assign/assign.cc: New test.
* testsuite/27_io/filesystem/path/assign/copy.cc: New test.
* testsuite/27_io/filesystem/path/compare/compare.cc: New test.
* testsuite/27_io/filesystem/path/compare/path.cc: New test.
* testsuite/27_io/filesystem/path/compare/strings.cc: New test.
* testsuite/27_io/filesystem/path/concat/path.cc: New test.
* testsuite/27_io/filesystem/path/concat/strings.cc: New test.
* testsuite/27_io/filesystem/path/construct/copy.cc: New test.
* testsuite/27_io/filesystem/path/construct/default.cc: New test.
* testsuite/27_io/filesystem/path/construct/locale.cc: New test.
* testsuite/27_io/filesystem/path/construct/range.cc: New test.
* testsuite/27_io/filesystem/path/construct/string_view.cc: New test.
* testsuite/27_io/filesystem/path/decompose/extension.cc: New test.
* testsuite/27_io/filesystem/path/decompose/filename.cc: New test.
* testsuite/27_io/filesystem/path/decompose/parent_path.cc: New test.
* testsuite/27_io/filesystem/path/decompose/relative_path.cc: New
test.
* testsuite/27_io/filesystem/path/decompose/root_directory.cc: New
test.
* testsuite/27_io/filesystem/path/decompose/root_name.cc: New test.
* testsuite/27_io/filesystem/path/decompose/root_path.cc: New test.
* testsuite/27_io/filesystem/path/decompose/stem.cc: New test.
* testsuite/27_io/filesystem/path/generation/normal.cc: New test.
* testsuite/27_io/filesystem/path/generation/proximate.cc: New test.
* testsuite/27_io/filesystem/path/generation/relative.cc: New test.
* testsuite/27_io/filesystem/path/generic/generic_string.cc: New test.
* testsuite/27_io/filesystem/path/itr/traversal.cc: New test.
* testsuite/27_io/filesystem/path/modifiers/clear.cc: New test.
* testsuite/27_io/filesystem/path/modifiers/make_preferred.cc: New
test.
* testsuite/27_io/filesystem/path/modifiers/remove_filename.cc: New
test.
* testsuite/27_io/filesystem/path/modifiers/replace_extension.cc: New
test.
* testsuite/27_io/filesystem/path/modifiers/replace_filename.cc: New
test.
* testsuite/27_io/filesystem/path/modifiers/swap.cc: New test.
* testsuite/27_io/filesystem/path/native/string.cc: New test.
* testsuite/27_io/filesystem/path/nonmember/hash_value.cc: New test.
* testsuite/27_io/filesystem/path/query/empty.cc: New test.
* testsuite/27_io/filesystem/path/query/has_extension.cc: New test.
* testsuite/27_io/filesystem/path/query/has_filename.cc: New test.
* testsuite/27_io/filesystem/path/query/has_parent_path.cc: New test.
* testsuite/27_io/filesystem/path/query/has_relative_path.cc: New
test.
* testsuite/27_io/filesystem/path/query/has_root_directory.cc: New
test.
* testsuite/27_io/filesystem/path/query/has_root_name.cc: New test.
* testsuite/27_io/filesystem/path/query/has_root_path.cc: New test.
* testsuite/27_io/filesystem/path/query/has_stem.cc: New test.
* testsuite/27_io/filesystem/path/query/is_relative.cc: New test.
* testsuite/experimental/filesystem/path/construct/string_view.cc:
Define USE_FILESYSTEM_TS.
* testsuite/util/testsuite_fs.h: Allow use with C++17 paths as well
as Filesystem TS.
From-SVN: r254008
* include/experimental/bits/fs_path.h (path::iterator++(int))
(path::iterator--(int)): Fix for paths with only one component.
* testsuite/experimental/filesystem/path/itr/traversal.cc: Test
post-increment and post-decrement.
From-SVN: r253896
* 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
* include/experimental/bits/fs_path.h (__is_path_src)
(_S_range_begin, _S_range_end): Overload to treat string_view as a
Source object.
(path::operator+=, path::compare): Overload for basic_string_view.
* testsuite/experimental/filesystem/path/construct/string_view.cc:
New test.
* testsuite/experimental/filesystem/path/construct/
string_view_cxx17.cc: New test.
From-SVN: r241658
* include/experimental/bits/fs_path.h
(path::_S_convert<_Iter>(_Iter, _Iter)): Remove cv-qualifiers from
iterator's value_type.
(path::_S_convert<_Iter>(_Iter __first, __null_terminated)): Likewise.
Do not use operation not supported by input iterators.
(path::__is_path_iter_src): Add partial specialization for const
encoded character types.
* testsuite/experimental/filesystem/path/construct/range.cc: Test
construction from input iterators with const value types.
From-SVN: r241654
* include/experimental/bits/fs_ops.h
(exists(const path&, error_code&)): Clear error if status is known
(LWG 2725).
(status(const path&, error_code&)): Handle EOVERFLOW.
* testsuite/experimental/filesystem/operations/exists.cc: Test
overload taking an error_code.
From-SVN: r241417
* include/backward/auto_ptr.h (__shared_ptr(auto_ptr&&)): Call
_M_enable_shared_from_this_with instead of
__enable_shared_from_this_helper.
* include/bits/shared_ptr.h (__enable_shared_from_this_helper):
Remove overload for std::enable_shared_from_this..
(__enable_shared_from_this_base): Define friend function to select a
std::enable_shared_from_this base class.
* include/bits/shared_ptr_base.h (__enable_shared_from_this_helper):
Remove all overloads.
(__shared_ptr): Change all relevant constructors to call
_M_enable_shared_from_this_with instead of
__enable_shared_from_this_helper.
(__shared_ptr::__efst_base_t, __shared_ptr::__has_efst_base): Helpers
to detect accessible and unambiguous enable_shared_from_this bases.
(__shared_ptr::_M_enable_shared_from_this_with): New function to
replace __enable_shared_from_this_helper overloads.
(__enable_shared_from_this_helper): Remove overload for
std::__enable_shared_from_this.
(__enable_shared_from_this_base): Define friend function to select a
std::__enable_shared_from_this base class.
* include/experimental/bits/shared_ptr.h (experimental::shared_ptr):
Change relevant constructors to call _M_enable_shared_from_this_with.
(experimental::shared_ptr::__efst_base_t)
(experimental::shared_ptr::__has_efst_base): Helpers to detect
accessible and unambiguous enable_shared_from_this bases.
(experimental::shared_ptr::_M_enable_shared_from_this_with): Define.
(experimental::__enable_shared_from_this_helper): Remove overload for
std::experimental::enable_shared_from_this.
(experimental::__expt_enable_shared_from_this_base): Define friend
function to select a std::experimental::enable_shared_from_this base.
* testsuite/experimental/memory/shared_ptr/cons/
enable_shared_from_this.cc: New test.
* testsuite/experimental/memory/shared_ptr/cons/unique_ptr_ctor.cc:
Adjust expected behaviour for shared_ptr<A[]>.
From-SVN: r241353
* include/experimental/bits/shared_ptr.h
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::_Compatible): Just use
is_convertible for non-array specialization.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::_UniqCompatible): New
constraint for conversions from unique_ptr.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::__shared_ptr): Constrain.
(__shared_ptr<__libfund_v1<_Tp, false>, _Lp>::reset): Likewise.
(__sp_compatible_v): New variable template for trait.
(__sp_is_constructible): New trait to check shared_ptr constraints.
(__sp_is_constructible_v): New variable template for trait.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::_SafeConv): New
constraint for construction/reset, using __sp_is_constructible_v.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::_UniqCompatible): New
constraint for conversions from unique_ptr.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::__shared_ptr): Constrain.
(__shared_ptr<__libfund_v1<_Tp, true>, _Lp>::reset): Likewise.
(shared_ptr::_SafeConv): Constraint for checking constructors.
(shared_ptr(Tp1*), shared_ptr(_Tp1, _Deleter))
(shared_ptr(_Tp1, _Deleter, _Alloc)): Constrain with _SafeConv.
(shared_ptr(const weak_ptr<_Tp1>&)): Constrain with _Compatible.
(shared_ptr(auto_ptr<_Tp1>&&)): Fix, remove TODO.
* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor.cc:
Remove tests using invalid conversions.
* testsuite/experimental/memory/shared_ptr/cons/pointer_ctor_neg.cc:
New test.
* testsuite/experimental/memory/shared_ptr/cons/torture.cc: New test.
* testsuite/experimental/memory/shared_ptr/modifiers/reset.cc: Remove
tests using invalid conversions.
* testsuite/experimental/memory/shared_ptr/modifiers/reset_neg.cc: New
test.
* testsuite/experimental/memory/shared_ptr/observers/use_count.cc:
Remove tests using invalid conversions.
From-SVN: r241331
* include/experimental/bits/shared_ptr.h (shared_ptr(shared_ptr&&)):
Remove const from parameter.
(operator<(const shared_ptr<T>&, nullptr_t)): Use correct
specialization of std::less.
* testsuite/experimental/memory/shared_ptr/comparison/comparison.cc:
Test comparison with nullptr and actually call test functions.
From-SVN: r241310
* include/experimental/bits/fs_dir.h (begin, end): Add noexcept.
* testsuite/experimental/filesystem/iterators/directory_iterator.cc:
Test begin and end functions.
* testsuite/experimental/filesystem/iterators/
recursive_directory_iterator.cc: Likewise.
From-SVN: r236085
PR libstdc++/68825
* include/experimental/bits/shared_ptr.h (__shared_ptr, __weak_ptr,
experimental::shared_ptr, experimental::weak_ptr): Constrain
assignment operators.
* testsuite/experimental/memory/shared_ptr/cons/copy_ctor_neg.cc:
Change to a compile-only test and change dg-excess-errors to dg-error.
From-SVN: r231516