2002-10-24  Morten Welinder  <terra@diku.dk>

	* src/expr.c (gnm_expr_eval): Debug default cases.
	(do_gnm_expr_unref): Ditto.

	* src/dependent.c (unlink_expr_dep): Ditto.
	* src/summary.c: Ditto.
	* src/mstyle.c (mstyle_hash): Ditto.
	(summary_item_free): Ditto.
	(summary_item_as_text): Ditto.
	(summary_item_copy): Ditto.