llvm-project/libcxx
Ruslan Arutyunyan 8ce2675b13 [libc++][compare] Implement three_way_comparable[_with] concepts
Implementation of `three_way_comparable` and `three_way_comparable_with` concepts from <compare> header.

Please note that I have temporarily removed `<compare>` header from `<utility>` due to cyclic dependency that prevents using `<concepts>` header in `<compare>` one.

I tried to quickly resolve those issues including applying suggestions from @cjdb and dive deeper by myself but the problem seems more complicated that we thought initially.

I am in progress to prepare the patch with resolving this cyclic dependency between headers but for now I decided to put all that I have to the review to unblock people that depend on that functionality. At first glance the patch with resolving cyclic dependency is not so small (unless I find the way to make it smaller and cleaner) so I don't want to mix everything to one review.

Reviewed By: ldionne, cjdb, #libc, Quuxplusone

Differential Revision: https://reviews.llvm.org/D103478
2021-09-05 12:38:08 -07:00
..
benchmarks [test] Migrate -gcc-toolchain with space separator to --gcc-toolchain= 2021-08-20 15:24:58 -07:00
cmake [libc++][format] Add a CMake Unicode option. 2021-09-04 11:55:10 +02:00
docs [libc++][doc] Update format status. 2021-09-04 13:31:29 +02:00
include [libc++][compare] Implement three_way_comparable[_with] concepts 2021-09-05 12:38:08 -07:00
lib [libc++][NFC] Add missing commits to the ABI changelog 2021-07-20 09:19:52 -04:00
src [libc++] Remove some workarounds for unsupported GCC and Clang versions 2021-09-01 10:57:14 -04:00
test [libc++][compare] Implement three_way_comparable[_with] concepts 2021-09-05 12:38:08 -07:00
utils [libc++][format] Add a CMake Unicode option. 2021-09-04 11:55:10 +02:00
.clang-format [libcxx][NFC] removes IndentRequires from .clang-format 2021-04-15 19:28:45 +00:00
.gitignore [libcxx] Fix .gitignore to not exclude test directories 2020-03-25 17:52:23 -07:00
CMakeLists.txt [libc++][format] Add a CMake Unicode option. 2021-09-04 11:55:10 +02:00
CREDITS.TXT [libc++] Update credits.txt per coment on D108263 2021-08-20 08:42:36 -04:00
LICENSE.TXT
TODO.TXT [libcxx][docs] Remove completed issues from TODO.TXT 2021-09-01 08:22:23 -04:00
appveyor-reqs-install.cmd
appveyor.yml