[libc++] Enable <chrono> ""d and ""y literals for AppleClang 10 and up

AppleClang supports those literals starting in version 10.0.1.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@368882 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Louis Dionne
2019-08-14 17:04:31 +00:00
parent 757c2e9bf3
commit c31d5a4ef3
3 changed files with 6 additions and 5 deletions

View File

@@ -479,9 +479,10 @@ typedef __char32_t char32_t;
#define _LIBCPP_ALWAYS_INLINE __attribute__ ((__always_inline__))
// No apple compilers support ""d and ""y at this time.
#if (defined(_LIBCPP_CLANG_VER) && _LIBCPP_CLANG_VER < 800) || defined(__apple_build_version__)
#define _LIBCPP_HAS_NO_CXX20_CHRONO_LITERALS
// Literal operators ""d and ""y are supported starting with LLVM Clang 8 and AppleClang 10.0.1
#if (defined(_LIBCPP_CLANG_VER) && _LIBCPP_CLANG_VER < 800) || \
(defined(__apple_build_version__) && __apple_build_version__ < 10010000)
#define _LIBCPP_HAS_NO_CXX20_CHRONO_LITERALS
#endif
#elif defined(_LIBCPP_COMPILER_GCC)