diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a418d2d13c..5ff6cc268c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Thu Jan 13 10:32:38 1994  Jim Kingdon  (kingdon@lioth.cygnus.com)
+
+	* a29k-tdep.c (push_dummy_frame): Add comment about saving lr0.
+
 Wed Jan 12 20:53:16 1994  John Gilmore  (gnu@cygnus.com)
 
 	* printcmd.c (print_address_symbolic):  Make it search the
diff --git a/gdb/a29k-tdep.c b/gdb/a29k-tdep.c
index ce8a91202f..a34b189c3d 100644
--- a/gdb/a29k-tdep.c
+++ b/gdb/a29k-tdep.c
@@ -845,6 +845,9 @@ push_dummy_frame ()
   write_register (lrnum++, read_register (PC_REGNUM));
   write_register (lrnum++, read_register (NPC_REGNUM));
   write_register (lrnum++, read_register (PC2_REGNUM));
+
+  /* Why are we saving LR0?  What would clobber it? (the dummy frame should
+     be below it on the register stack, no?).  */
   write_register (lrnum++, original_lr0);
 }