   /// If necessary, the byte order of this value is reversed from the typical
   /// byte order of this integer type. On a big-endian platform, for any
   /// integer `x`, `x == x.bigEndian`.
-  @inlinable // FIXME(sil-serialize-all)
+  @inlinable
   public var bigEndian: Self {
 #if _endian(big)
     return self

  ///     outside the range `0..<lhs.bitWidth`, it is masked to produce a
  ///     value within that range.
  @_semantics("optimize.sil.specialize.generic.partial.never")
  @inlinable
  public static func &>> <
    Other : BinaryInteger
  >(lhs: Self, rhs: Other) -> Self {

  ///   - rhs: The number of bits to shift `lhs` to the right. If `rhs` is
  ///     outside the range `0..<lhs.bitWidth`, it is masked to produce a
  ///     value within that range.
  @_semantics("optimize.sil.specialize.generic.partial.never")
  @_transparent
  public static func &>>= <
