final ParserImpl p3 = parserImpl("/**/<");
p3.langle();
checkVoidCommentError("'<'", p3);
final ParserImpl p4 = parserImpl("/**/[");
p4.lbracket();
checkVoidCommentError("'['", p4);
final ParserImpl p5 = parserImpl("/**/]");
p5.rbracket();
checkVoidCommentError("']'", p5);