updated for version 7.4b.004
Problem:    Regexp crash on pattern "@\%[\w\-]*". (Axel Kielhorn)
Solution:   Add \%(\) around \%[] internally.
diff --git a/src/testdir/test64.ok b/src/testdir/test64.ok
index c778e9e..2df568d 100644
--- a/src/testdir/test64.ok
+++ b/src/testdir/test64.ok
@@ -857,6 +857,9 @@
 OK 0 - b\%[[]]r]
 OK 1 - b\%[[]]r]
 OK 2 - b\%[[]]r]
+OK 0 - @\%[\w\-]*
+OK 1 - @\%[\w\-]*
+OK 2 - @\%[\w\-]*
 OK 0 - goo\|go
 OK 1 - goo\|go
 OK 2 - goo\|go