</row>
<row>
<entry><option>-XGenerics</option></entry>
- <entry>Enable <link linkend="generic-classes">generic classes</link></entry>
+ <entry>Enables <option>-XDeriveRepresentable</option> and <option>-XDefaultSignatures</option>.
+ No longer enables <link linkend="generic-classes">generic classes</link>.
+ See also GHC's support for
+ <link linkend="generic-programming">generic programming</link>.</entry>
<entry>dynamic</entry>
<entry><option>-XNoGenerics</option></entry>
</row>
<entry><option>-XNoDeriveDataTypeable</option></entry>
</row>
<row>
+ <entry><option>-XDeriveRepresentable</option></entry>
+ <entry>Enable <link linkend="deriving-typeable">deriving for the Representable0 class</link>.</entry>
+ <entry>dynamic</entry>
+ <entry><option>-XNoDeriveRepresentable</option></entry>
+ </row>
+ <row>
<entry><option>-XGeneralizedNewtypeDeriving</option></entry>
<entry>Enable <link linkend="newtype-deriving">newtype deriving</link>.</entry>
<entry>dynamic</entry>
<entry><option>-XNoConstrainedClassMethods</option></entry>
</row>
<row>
+ <entry><option>-XDefaultSignatures</option></entry>
+ <entry>Enable <link linkend="class-default-signatures">default signatures</link>.</entry>
+ <entry>dynamic</entry>
+ <entry><option>-XNoDefaultSignatures</option></entry>
+ </row>
+ <row>
<entry><option>-XMultiParamTypeClasses</option></entry>
<entry>Enable <link linkend="multi-param-type-classes">multi parameter type classes</link>.</entry>
<entry>dynamic</entry>