Commit Graph

8 Commits

Author SHA1 Message Date
Arthur O'Dwyer 38db42d004 [libc++] [NFC] s/_LIBCPP_STD_VER > 17 && !defined(_LIBCPP_HAS_NO_CONCEPTS)/!defined(_LIBCPP_HAS_NO_CONCEPTS)/
Per Discord discussion, we're normalizing on a simple `!defined(_LIBCPP_HAS_NO_CONCEPTS)`
so that we can do a big search-and-replace for `!defined(_LIBCPP_HAS_NO_CONCEPTS)`
back into `_LIBCPP_STD_VER > 17` when we're ready to abandon support for concept-syntax-less
compilers.

Differential Revision: https://reviews.llvm.org/D118748
2022-02-02 11:02:56 -05:00
Arthur O'Dwyer d1c4c75531 [libc++] Fix the last instances of `namespace ranges::inline...`. NFC.
Make these look the same as everywhere else.
2022-01-29 11:10:04 -05:00
Arthur O'Dwyer 16031cbf2b [libc++] Fix LWG3557 "static_cast expression in convertible_to has the wrong operand"
https://cplusplus.github.io/LWG/issue3557
I think the code change is unobservable, so we could just close this as
"Nothing To Do" instead; but it seems appropriate to follow the Standard's
wording here as closely as possible.

Differential Revision: https://reviews.llvm.org/D117964
2022-01-26 19:32:46 -05:00
Arthur O'Dwyer 8507383631 [libc++] [ranges] ADL-proof the [range.access] CPOs.
For example, `std::ranges::range<Holder<Incomplete>*>` should be
well-formed false, not a hard error at compile time.

Differential Revision: https://reviews.llvm.org/D116239
2022-01-04 17:15:42 -05:00
Mark de Wever 803141c7a7 [libc++] Remove an unused internal concept.
Removed as suggested by @Quuxplusone during the review of D109075.
2021-09-02 19:27:49 +02:00
Mark de Wever 1637921134 [libc++][NFC] Move concepts to a subheader.
D103357 added some new concepts. Since the header `<concepts>` has moved
all its concepts to a separate header these new concepts feel out of
place. Move them to the appropriate header.

Reviewed By: #libc, Quuxplusone, ldionne

Differential Revision: https://reviews.llvm.org/D109075
2021-09-02 19:22:15 +02:00
Arthur O'Dwyer 15acca5ccd [libc++] Revert a use of `static_cast` for `_VSTD::forward`. NFCI.
As requested in D107584.

Differential Revision: https://reviews.llvm.org/D108743
2021-08-26 11:35:07 -04:00
Arthur O'Dwyer 58915667d0 [libc++][modularisation] Split up <concepts> into granular headers.
This is the complete split of <concepts>, with nothing left in the main header.

Differential Revision: https://reviews.llvm.org/D107584
2021-08-10 22:02:41 -04:00