[libc++] Require a C++20 capable compiler.
authorMark de Wever <koraq@xs4all.nl>
Thu, 23 Sep 2021 16:15:02 +0000 (12:15 -0400)
committerLouis Dionne <ldionne.2@gmail.com>
Fri, 24 Sep 2021 15:38:26 +0000 (11:38 -0400)
commitf881776175e97f7667ad2d32cfea0ba6f4254181
tree8ec5c8744f8f22f6bd4d1442070810b883cddc07
parent09e71c367af36a07cce04a812dcd9c62bebfbcdf
[libc++] Require a C++20 capable compiler.

This enforces libcxx and its benchmarks are compiled by a C++20 capable
compiler. Based on review comments in D103413.

Differential Revision: https://reviews.llvm.org/D110338
libcxx/CMakeLists.txt
libcxx/benchmarks/CMakeLists.txt