+ <entry><option>-XTransformListComp</option></entry>
+ <entry>Enable <link linkend="generalised-list-comprehensions">generalised list comprehensions</link>.</entry>
+ <entry>dynamic</entry>
+ <entry><option>-XNoTransformListComp</option></entry>
+ </row>
+ <row>
+ <entry><option>-XUnliftedFFITypes</option></entry>
+ <entry>Enable unlifted FFI types.</entry>
+ <entry>dynamic</entry>
+ <entry><option>-XNoUnliftedFFITypes</option></entry>
+ </row>
+ <row>
+ <entry><option>-XLiberalTypeSynonyms</option></entry>
+ <entry>Enable <link linkend="type-synonyms">liberalised type synonyms</link>.</entry>
+ <entry>dynamic</entry>
+ <entry><option>-XNoLiberalTypeSynonyms</option></entry>
+ </row>
+ <row>
+ <entry><option>-XTypeOperators</option></entry>