-exportlist :: { [LIE RdrName] }
- : exportlist ',' export { $3 : $1 }
- | exportlist ',' { $1 }
- | export { [$1] }
+exportlist :: { [LIE RdrName] }
+ : ',' { [] }
+ | exportlist1 { $1 }
+
+exportlist1 :: { [LIE RdrName] }
+ : export { [$1] }
+ | export ',' exportlist { $1 : $3 }