message: vhdl: fix lookahead in CHARACTER_LITERAL (fix for '('x')
diff: @@ -188,7 +188,8 @@ BASED_LITERAL:
  ;
  CHARACTER_LITERAL: APOSTROPHE
  // only if it is not '('x' because then it is '( 'x' and not '(' 'x
  - { _input->LA(-1) != '(' || _input->LA(4) != '\'' }?
  + // [todo] this requires another lookahead in some cases
  + { _input->LA(1) != '(' || _input->LA(4) != '\'' }?
  (GRAPHIC_CHARACTER | DBLQUOTE | BACKSLASH)
  APOSTROPHE
  ;
  