1 files changed, 4 insertions, 5 deletions

diff --git a/src/regex.c b/src/regex.c
index 412fd1d524d..3548ad3c048 100644
--- a/src/regex.c
+++ b/src/regex.c
@@ -3,7 +3,7 @@
    internationalization features.)
 
    Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
-                 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+                 2002, 2003, 2004, 2005, 2006  Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -1899,8 +1899,9 @@ typedef struct
 /* The next available element.  */
 #define COMPILE_STACK_TOP (compile_stack.stack[compile_stack.avail])
 
-/* Explicit quit checking is only used on NTemacs.  */
-#if defined WINDOWSNT && defined emacs && defined QUIT
+/* Explicit quit checking is only used on NTemacs and whenever we
+   use polling to process input events.  */
+#if defined emacs && (defined WINDOWSNT || defined SYNC_INPUT) && defined QUIT
 extern int immediate_quit;
 # define IMMEDIATE_QUIT_CHECK                   \
     do {                                        \
@@ -5770,7 +5771,6 @@ re_match_2_internal (bufp, string1, size1, string2, size2, pos, regs, stop)
            the repetition text and either the following jump or
            pop_failure_jump back to this on_failure_jump.  */
         case on_failure_jump:
-          IMMEDIATE_QUIT_CHECK;
           EXTRACT_NUMBER_AND_INCR (mcnt, p);
           DEBUG_PRINT3 ("EXECUTING on_failure_jump %d (to %p):\n",
                         mcnt, p + mcnt);
@@ -5786,7 +5786,6 @@ re_match_2_internal (bufp, string1, size1, string2, size2, pos, regs, stop)
            then we can use a non-backtracking loop based on
            on_failure_keep_string_jump instead of on_failure_jump.  */
         case on_failure_jump_smart:
-          IMMEDIATE_QUIT_CHECK;
           EXTRACT_NUMBER_AND_INCR (mcnt, p);
           DEBUG_PRINT3 ("EXECUTING on_failure_jump_smart %d (to %p).\n",
                         mcnt, p + mcnt);