gcc/libstdc++-v3
Jonathan Wakely 4fa6c0ec35 libstdc++: Define std::is_pointer_interconvertible_base_of for C++20
Implement these traits using the new built-ins that Jakub added
recently.

Signed-off-by: Jonathan Wakely <jwakely@redhat.com>

libstdc++-v3/ChangeLog:

	* include/std/type_traits (__cpp_lib_is_pointer_interconvertible)
	(is_pointer_interconvertible_base_of_v)
	(is_pointer_interconvertible_base_of): Define for C++20.
	* include/std/version (__cpp_lib_is_pointer_interconvertible):
	Define.
	* testsuite/23_containers/span/layout_compat.cc: Use correct
	feature test macro for std::is_layout_compatible_v.
	* testsuite/20_util/is_pointer_interconvertible/value.cc: New test.
	* testsuite/20_util/is_pointer_interconvertible/version.cc: New test.
2021-08-11 16:53:22 +01:00
..
config aix: Protect AIX math.h overloads with new macro. 2021-07-22 11:30:34 -04:00
doc libstdc++: Deprecate std::random_shuffle for C++14 2021-08-03 15:30:35 +01:00
include libstdc++: Define std::is_pointer_interconvertible_base_of for C++20 2021-08-11 16:53:22 +01:00
libsupc++ libstdc++: Also move the [[nodiscard]] attributes in <compare> 2021-08-06 13:43:26 +01:00
po
python
scripts
src libstdc++: Fix filesystem::temp_directory_path [PR101709] 2021-08-02 16:33:44 +01:00
testsuite libstdc++: Define std::is_pointer_interconvertible_base_of for C++20 2021-08-11 16:53:22 +01:00
ChangeLog libstdc++: Fix missing descriptions in ChangeLog entries 2021-08-11 16:53:22 +01:00
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Makefile.am
Makefile.in
README
acinclude.m4
aclocal.m4
config.h.in libstdc++: Use secure_getenv for filesystem::temp_directory_path() [PR65018] 2021-07-30 18:12:39 +01:00
configure libstdc++: Use secure_getenv for filesystem::temp_directory_path() [PR65018] 2021-07-30 18:12:39 +01:00
configure.ac libstdc++: Use secure_getenv for filesystem::temp_directory_path() [PR65018] 2021-07-30 18:12:39 +01:00
configure.host
crossconfig.m4
fragment.am
linkage.m4

README

file: libstdc++-v3/README

New users may wish to point their web browsers to the file
index.html in the 'doc/html' subdirectory.  It contains brief
building instructions and notes on how to configure the library in
interesting ways.