[libc++] Mark __cpp_lib_constexpr_memory as being implemented
GitOrigin-RevId: 5d0d465ad4d25398519b85879d61fc126abd641c
diff --git a/include/version b/include/version
index 696a9ef..b13afca 100644
--- a/include/version
+++ b/include/version
@@ -301,7 +301,7 @@
# define __cpp_lib_constexpr_dynamic_alloc 201907L
# define __cpp_lib_constexpr_functional 201907L
// # define __cpp_lib_constexpr_iterator 201811L
-// # define __cpp_lib_constexpr_memory 201811L
+# define __cpp_lib_constexpr_memory 201811L
# define __cpp_lib_constexpr_numeric 201911L
// # define __cpp_lib_constexpr_string 201907L
// # define __cpp_lib_constexpr_string_view 201811L