another note for amk
diff --git a/Doc/whatsnew/whatsnew24.tex b/Doc/whatsnew/whatsnew24.tex
index 642ced1..c8a70bd 100644
--- a/Doc/whatsnew/whatsnew24.tex
+++ b/Doc/whatsnew/whatsnew24.tex
@@ -844,6 +844,8 @@
    regular expression pattern \var{A} will be tested against the string; if
    the group didn't match, the pattern \var{B} will be used instead.
 
+% XXX sre is now non-recursive.
+
 \item The \module{weakref} module now supports a wider variety of objects
    including Python functions, class instances, sets, frozensets, deques,
    arrays, files, sockets, and regular expression pattern objects.