diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f44089ac866..2dbb88bda38 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2013-03-18  Nick Clifton  <nickc@redhat.com>
+
+	* config/mn10300/mn10300.c (mn10300_get_live_callee_saved_regs):
+	Add missing line to comment describing function.
+
 2013-03-18  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/56210
diff --git a/gcc/config/mn10300/mn10300.c b/gcc/config/mn10300/mn10300.c
index f490e2d8e21..df563d03eac 100644
--- a/gcc/config/mn10300/mn10300.c
+++ b/gcc/config/mn10300/mn10300.c
@@ -622,6 +622,7 @@ mn10300_can_use_rets_insn (void)
 
 /* Returns the set of live, callee-saved registers as a bitmask.  The
    callee-saved extended registers cannot be stored individually, so
+   all of them will be included in the mask if any one of them is used.
    Also returns the number of bytes in the registers in the mask if
    BYTES_SAVED is not NULL.  */