From: Paul Eggert <eggert@cs.ucla.edu>
Date: Thu, 30 Aug 2018 21:28:19 +0000 (-0700)
Subject: Fix off-by-1 typo in recent bignum changes
X-Git-Tag: emacs-27.0.90~4484
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=6d6f45e21830a57b4a12af0f89913752a137a653;p=emacs.git

Fix off-by-1 typo in recent bignum changes

Problem reported by Yuri D’Elia in:
https://lists.gnu.org/r/emacs-devel/2018-08/msg00977.html
and crucial clue provided by Michael Heerdegen in:
https://lists.gnu.org/r/emacs-devel/2018-08/msg01043.html
* src/font.c (font_unparse_xlfd): Fix off-by-1 typo.
---

diff --git a/src/font.c b/src/font.c
index 4a63700f790..e2414582f67 100644
--- a/src/font.c
+++ b/src/font.c
@@ -1290,7 +1290,7 @@ font_unparse_xlfd (Lisp_Object font, int pixel_size, char *name, int nbytes)
   if (INTEGERP (val))
     {
       intmax_t v = FIXNUMP (val) ? XFIXNUM (val) : bignum_to_intmax (val);
-      if (! (0 <= v && v <= TYPE_MAXIMUM (uprintmax_t)))
+      if (! (0 < v && v <= TYPE_MAXIMUM (uprintmax_t)))
 	v = pixel_size;
       if (v > 0)
 	{