# if __has_builtin(__builtin_verbose_trap)
// AppleClang shipped a slightly different version of __builtin_verbose_trap from the upstream
// version before upstream Clang actually got the builtin.
-# if defined(_LIBCPP_APPLE_CLANG_VER) && _LIBCPP_APPLE_CLANG_VER < 17000
+// TODO: Remove once AppleClang supports the two-arguments version of the builtin.
+# if defined(_LIBCPP_APPLE_CLANG_VER) && _LIBCPP_APPLE_CLANG_VER < 1700
# define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap(message)
# else
# define _LIBCPP_ASSERTION_HANDLER(message) __builtin_verbose_trap("libc++", message)