Link [] postcircumfix operator

Author: stoned

doc/Type/Positional.pod6

@@ -6,7 +6,7 @@
 
     role Positional { ... }
 
-Role for objects which support indexing them using C<postcircumfix:«[ ]»>
+Role for objects which support indexing them using the L«C< [ ] > postcircumfix operator|/language/operators#postcircumfix_[_]»
 (usually list-like objects).  Example types with Positional role
 include L<List|/type/List>, L<Array|/type/Array>, L<Range|/type/Range>, and L<Buf|/type/Buf>.