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Author SHA1 Message Date
Louis Dionne b8cb1dc9ea [libc++] Make <ranges> non-experimental 
When we ship LLVM 16, <ranges> won't be considered experimental anymore.
We might as well do this sooner rather than later.

Differential Revision: https://reviews.llvm.org/D132151
 2022-08-18 16:59:58 -04:00
Joe Loser d2baefae68
[libc++] Replace _LIBCPP_HAS_NO_CONCEPTS with _LIBCPP_STD_VER > 17. NFCI. 
All supported compilers that support C++20 now support concepts. So, remove
`_LIB_LIBCPP_HAS_NO_CONCEPTS` in favor of `_LIBCPP_STD_VER > 17`. Similarly in
the tests, remove `// UNSUPPORTED: libcpp-no-concepts`.

Differential Revision: https://reviews.llvm.org/D121528
 2022-03-13 12:32:06 -04:00
Arthur O'Dwyer 67151d029b [libc++] [ranges] Implement P2415R2 owning_view. 
"What is a view?"
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2021/p2415r2.html
https://github.com/cplusplus/draft/pull/5010/files

This was a late-breaking (Oct 2021) change to C++20.
The only thing missing from this patch is that we're supposed
to bump the feature-test macro from
    #define __cpp_lib_ranges 202106L
to
    #define __cpp_lib_ranges 202110L
but we can't do that because we don't implement all of 202106 Ranges yet.

Differential Revision: https://reviews.llvm.org/D116894
 2022-01-13 12:29:41 -05:00
Louis Dionne a6406ce18c [libc++][NFC] Refactor the std::reverse_view tests 
Mostly, remove the global assumption that all ranges have size 8.
I should have called this out during the initial review.
 2021-09-23 18:35:56 -04:00
Louis Dionne 6900df37d2 [libc++] Remove Lit annotations for unsupported GCC versions from the test suite 
Since we officially don't support several older compilers now, we can
drop a lot of the markup in the test suite. This helps keep the test
suite simple and makes sure that UNSUPPORTED annotations don't rot.

This is the first patch of a series that will remove annotations for
compilers that are now unsupported.

Differential Revision: https://reviews.llvm.org/D107787
 2021-08-12 13:30:47 -04:00
zoecarver 9d982c67ba [libcxx][ranges] Add `ranges::reverse_view`. 
Differential Revision: https://reviews.llvm.org/D107096
 2021-08-09 15:09:59 -07:00