Changes to m4/ChangeLog,v [branch-1_4]

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Branch:         branch-1_4
Changes by:     Eric Blake <ericb>      07/10/09 16:55:08

Index: ChangeLog
===================================================================
RCS file: /sources/m4/m4/ChangeLog,v
retrieving revision 1.1.1.1.2.293
retrieving revision 1.1.1.1.2.294
diff -u -b -r1.1.1.1.2.293 -r1.1.1.1.2.294
--- ChangeLog   9 Oct 2007 16:51:09 -0000       1.1.1.1.2.293
+++ ChangeLog   9 Oct 2007 16:55:07 -0000       1.1.1.1.2.294
@@ -1,5 +1,11 @@
 2007-10-09  Eric Blake  <address@hidden>
 
+       Fix regexp regression of 2007-09-29.
+       * src/builtin.c (substitute): Allow NULL regs when no
+       subexpressions were present.
+       (m4_regexp): Handle \ escapes even with empty regex.
+       * doc/m4.texinfo (Regexp, Patsubst): Catch this bug.
+
        Cache regex compilation for another autoconf speedup.
        * src/m4.h (free_macro_sequence): Rename...
        (free_regex): ...to this.
@@ -3905,7 +3911,7 @@
 
        -----
 
-       $Revision: 1.1.1.1.2.293 $ $Date: 2007/10/09 16:51:09 $
+       $Revision: 1.1.1.1.2.294 $ $Date: 2007/10/09 16:55:07 $
 
        Local Variables:
        coding: utf-8