| [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 | 4 年前 |