2 files changed, 9 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index dbf25242..c3017b23 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,10 @@
 	* dfa.c (parse_bracket_exp): Add a cast to quiet a warning.
 	* regex.c: Correctly bracket include of <sys/param.h>.
 
+	Unrelated:
+
+	* debug.c (find_rule): Add a FIXME comment.
+
 2013-12-03         John E. Malmberg	<wb8tyw@qsl.net>
 
 	* io.c (redirect): Add additional VMS error code to check.
diff --git a/debug.c b/debug.c
index 357ce725..8df9ed0d 100644
--- a/debug.c
+++ b/debug.c
@@ -2068,6 +2068,11 @@ find_rule(char *src, long lineno)
 {
 	INSTRUCTION *rp;
 
+	/*
+	 * FIXME: The check for zero and code that goes with it
+	 * are probably fragile.  A break with no arguments can
+	 * cause this in certain cases. Try to review how this works.
+	 */
 	if (lineno == 0) {
 		for (rp = rule_list->nexti; rp != NULL; rp = rp->nexti) {
 			if ((rp - 1)->source_file == src && (rp - 1)->source_line > 0)