Changes to m4/ChangeLog,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      07/10/09 20:10:46

Index: ChangeLog
===================================================================
RCS file: /sources/m4/m4/ChangeLog,v
retrieving revision 1.553
retrieving revision 1.554
diff -u -b -r1.553 -r1.554
--- ChangeLog   9 Oct 2007 20:06:51 -0000       1.553
+++ ChangeLog   9 Oct 2007 20:10:45 -0000       1.554
@@ -1,5 +1,11 @@
 2007-10-09  Eric Blake  <address@hidden>
 
+       Fix regexp regression of 2007-09-29.
+       * modules/gnu.c (substitute): Allow NULL buf when no
+       subexpressions were present.
+       (regexp): Handle \ escapes even with empty regex.
+       * doc/m4.texinfo (Regexp, Patsubst): Catch this bug.
+
        Cache regex compilation for another autoconf speedup.
        * modules/gnu.c (gnu_buf): Replace...
        (REGEX_CACHE_SIZE, regex_cache): ...with new declarations.
@@ -9294,7 +9300,7 @@
 
        -----
 
-       $Revision: 1.553 $ $Date: 2007/10/09 20:06:51 $
+       $Revision: 1.554 $ $Date: 2007/10/09 20:10:45 $
 
        Local Variables:
        coding: utf-8