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Strange test in xdisp.c

From: Kim F. Storm
Subject: Strange test in xdisp.c
Date: Tue, 16 Nov 2004 01:05:07 +0100
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/21.3.50 (gnu/linux)

XFASTINT and a test for <= 0 seems a bit odd to me.

  /* If bottom moved off end of frame, change mode line percentage.  */
  if (XFASTINT (w->window_end_pos) <= 0
      && Z != IT_CHARPOS (it))
    w->update_mode_line = Qt;

Kim F. Storm  http://www.cua.dk

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