+2007-07-06 Ben Pfaff <blp@gnu.org>
+
+ * copyleft.c (legal): Update startup notice to use format
+ recommended by latest GNU coding standards.
+
+2007-06-06 Ben Pfaff <blp@gnu.org>
+
+ * array.c (binary_search): Fix assertion.
+
+2007-06-06 Ben Pfaff <blp@gnu.org>
+
+ Add error propagation layer. Patch #5916, slightly revised.
+
+ * automake.mk: Add new files.
+
+ * taint.c: New file.
+
+ * taint.h: New file.
+
+2007-06-03 Ben Pfaff <blp@gnu.org>
+
+ Add ability for reverse iteration to tower code.
+
+ * tower.c (tower_last): New function.
+ (tower_prev): New function.
+ (abt_to_tower_node): New function.
+ (first_node): Use abt_to_tower_node.
+ (last_node): New function.
+ (next_ndoe): Use abt_to_tower_node.
+ (prev_node): New function.
+