Positions for leading nop statement
-----
<?php
/* Comment */
-----
!!positions
array(
    0: Stmt_Nop[2:14 - 2:13](
        comments: array(
            0: /* Comment */
        )
    )
)
-----
<?php
{
    /* comment */
}
-----
!!positions
array(
    0: Stmt_Block[2:1 - 4:1](
        stmts: array(
            0: Stmt_Nop[3:0 - 3:17](
                comments: array(
                    0: /* comment */
                )
            )
        )
    )
)