<sect2 id="impredicative-polymorphism">
<title>Impredicative polymorphism
</title>
-<para><emphasis>NOTE: the impredicative-polymorphism feature is deprecated in GHC 6.12, and
-will be removed or replaced in GHC 6.14.</emphasis></para>
-
<para>GHC supports <emphasis>impredicative polymorphism</emphasis>,
enabled with <option>-XImpredicativeTypes</option>.
This means