[libc++][NFC] Use _LIBCPP_STD_VER instead of __cpp_lib_atomic_is_always_lock_free
authorNikolas Klauser <n_klauser@apple.com>
Fri, 12 May 2023 03:24:30 +0000 (20:24 -0700)
committerNikolas Klauser <n_klauser@apple.com>
Sat, 13 May 2023 23:27:03 +0000 (16:27 -0700)
commitc04bcadf30ee07d437a238f78c2fb2c90be5c40c
tree4a418ff0857611918d076b736f247271d2e492b2
parentbd1170d2c371283447555bda6057f10e4cb0d25a
[libc++][NFC] Use _LIBCPP_STD_VER instead of __cpp_lib_atomic_is_always_lock_free

Reviewed By: #libc, ldionne, Mordante

Spies: Mordante, libcxx-commits

Differential Revision: https://reviews.llvm.org/D150421
libcxx/include/__atomic/aliases.h
libcxx/include/__atomic/atomic_base.h