t391.scala:2: error: identifier expected but 'def' found.
  def fun1(def x: Int): Int = x; // the "def x" is illegal
           ^
t391.scala:4: error: ':' expected but '}' found.
}
^
t391.scala:6: error: identifier expected but 'def' found.
class E(def x: Int); // the "def x" is illegal
        ^
t391.scala:6: error: ':' expected but eof found.
class E(def x: Int); // the "def x" is illegal
                                              ^
four errors found