+2007-12-07 Ben Pfaff <blp@gnu.org>
+
+ Patch #6302.
+
+ * crosstabs.q (precalc): Initialize data structures even if the
+ first case cannot be read.
+
+ * frequencies.q (precalc): Ditto.
+
2007-11-03 Ben Pfaff <blp@gnu.org>
Allow output files to overwrite input files (bug #21280).