Subject: Re: bug#22763: 25.1.50; Feature Request -- A faster method to obtain line number at position.

From: Ben Levy <[email-masked]>
Date: Wed, 19 May 2021 23:55:27 +0000

For this section in the line-number-at-pos code:

/* Check that POSITION is n the visible range of the buffer. */
if (pos < BEGV || pos > ZV)
  args_out_of_range (make_int (start), make_int (ZV));

Shouldn't the lower bound condition be pos < start instead of pos < BEGV?