fix abstract using

typer.ml

@@ -3115,7 +3115,7 @@ and build_call ctx acc el (with_type:with_type) p =
 			let t = follow (field_type ctx cl [] ef p) in
 			(* for abstracts we have to apply their parameters to the static function *)
 			let t,tthis = match follow eparam.etype with
-				| TAbstract(a,tl) -> apply_params a.a_types tl t,apply_params a.a_types tl a.a_this
+				| TAbstract(a,tl) when Meta.has Meta.Impl ef.cf_meta -> apply_params a.a_types tl t,apply_params a.a_types tl a.a_this
 				| te -> t,te
 			in
 			let params,args,r = match t with