From e5b94d44df00cfc40845d4000796d419b123a1a7 Mon Sep 17 00:00:00 2001
From: Chong Yidong <cyd@stupidchicken.com>
Date: Sun, 17 Sep 2006 17:38:59 +0000
Subject: * search.c (clear_regexp_cache): New function.

	* syntax.c (Fmodify_syntax_entry): Clear regexp cache.
---
 src/syntax.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/syntax.c')

diff --git a/src/syntax.c b/src/syntax.c
index eee9151f87..052191d5fe 100644
--- a/src/syntax.c
+++ b/src/syntax.c
@@ -1039,6 +1039,11 @@ usage: (modify-syntax-entry CHAR NEWENTRY &optional SYNTAX-TABLE) */)
     check_syntax_table (syntax_table);
 
   SET_RAW_SYNTAX_ENTRY (syntax_table, XINT (c), Fstring_to_syntax (newentry));
+
+  /* We clear the regexp cache, since character classes can now have
+     different values from those in the compiled regexps.*/
+  clear_regexp_cache ();
+
   return Qnil;
 }
 
-- 
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