diff --git a/libcxx/.clang-format b/libcxx/.clang-format
--- a/libcxx/.clang-format
+++ b/libcxx/.clang-format
@@ -66,7 +66,6 @@
 
 PenaltyIndentedWhitespace: 2
 
-Language: Cpp
 Standard: c++20
 SpacesInAngles: Leave
 
diff --git a/libcxx/include/__type_traits/is_scalar.h b/libcxx/include/__type_traits/is_scalar.h
--- a/libcxx/include/__type_traits/is_scalar.h
+++ b/libcxx/include/__type_traits/is_scalar.h
@@ -18,7 +18,7 @@
 #include <__type_traits/is_pointer.h>
 
 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
-#pragma GCC system_header
+#  pragma GCC system_header
 #endif
 
 _LIBCPP_BEGIN_NAMESPACE_STD
@@ -28,17 +28,19 @@
 template <class _Tp>
 struct _LIBCPP_TEMPLATE_VIS is_scalar : _BoolConstant<__is_scalar(_Tp)> {};
 
-#if _LIBCPP_STD_VER >= 17
-template <class _Tp> inline constexpr bool is_scalar_v = __is_scalar(_Tp);
-#endif
+#  if _LIBCPP_STD_VER >= 17
+template <class _Tp>
+inline constexpr bool is_scalar_v = __is_scalar(_Tp);
+#  endif
 
 #else // __has_builtin(__is_scalar)
 
-template <class _Tp> struct __is_block : false_type {};
-#if defined(_LIBCPP_HAS_EXTENSION_BLOCKS)
+template <class _Tp>
+struct __is_block : false_type {};
+#  if defined(_LIBCPP_HAS_EXTENSION_BLOCKS)
 template <class _Rp, class... _Args>
 struct __is_block<_Rp (^)(_Args...)> : true_type {};
-#endif
+#  endif
 
 // clang-format off
 template <class _Tp>
@@ -55,9 +57,10 @@
 template <>
 struct _LIBCPP_TEMPLATE_VIS is_scalar<nullptr_t> : public true_type {};
 
-#if _LIBCPP_STD_VER >= 17
-template <class _Tp> inline constexpr bool is_scalar_v = is_scalar<_Tp>::value;
-#endif
+#  if _LIBCPP_STD_VER >= 17
+template <class _Tp>
+inline constexpr bool is_scalar_v = is_scalar<_Tp>::value;
+#  endif
 
 #endif // __has_builtin(__is_scalar)