Fix closures yet again

Author: Victorious3

src/typechecking.pr

@@ -5730,7 +5730,7 @@ export def walk_Def(node: &parser::Node, state: &State, polymorph: bool = false)
 
     if is_closure {
         //tpe.parameter_t.get(0).node = null // TODO This is ugly, maybe NamedParameter should have a strong reference instead?
-        fun.value = scope::create_variable(outer_scope, name, parser::ShareMarker::NONE, parser::VarDecl::CONST, make_type_ref(closure_type), null, fun)
+        fun.value = scope::create_variable(outer_scope, name, parser::ShareMarker::NONE, parser::VarDecl::CONST, make_type_ref(closure_type), null, state.current_function)
         fun.value.fdef = @fdef
     } else {
         errors::current_function = fdef.name