From: Stefan Monnier <monnier@iro.umontreal.ca>
Date: Sat, 19 May 2007 15:15:19 +0000 (+0000)
Subject: (skip_chars): Update syntax-table only after we checked that
X-Git-Tag: emacs-22.1~87
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=d46b87e92ff89e2a712fd9e45c4fac9524d773a4;p=emacs.git

(skip_chars): Update syntax-table only after we checked that
the new location is valid.
---

diff --git a/src/ChangeLog b/src/ChangeLog
index 9e0ec429552..220a32a5022 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2007-05-19  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+	* syntax.c (skip_chars): Update syntax-table only after we checked that
+	the new location is valid.
+
 2007-05-19  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
 
 	* macterm.c (x_calc_absolute_position): Add BLOCK_INPUT around
diff --git a/src/syntax.c b/src/syntax.c
index a9e6dda81fe..acb5d37825c 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -1669,10 +1669,10 @@ skip_chars (forwardp, syntaxp, string, lim, handle_iso_classes)
 		      p = GPT_ADDR;
 		      stop = endp;
 		    }
+		  UPDATE_SYNTAX_TABLE_BACKWARD (pos - 1);
 		  if (! fastmap[(int) SYNTAX (p[-1])])
 		    break;
 		  p--, pos--;
-		  UPDATE_SYNTAX_TABLE_BACKWARD (pos - 1);
 		}
 	  }
       }