diff --git a/gcc/sched.c b/gcc/sched.c
index ccd8b563a7a..69d74923b6d 100644
--- a/gcc/sched.c
+++ b/gcc/sched.c
@@ -2869,7 +2869,7 @@ attach_deaths (x, insn, set_p)
 		   for the case where the SET_DEST is a subreg of regno, as
 		   dead_or_set_p handles subregs specially.  */
 		if (! all_needed && ! dead_or_set_p (insn, x)
-		    && ! find_regno_note (insn, REG_UNUSED, regno))
+		    && ! find_reg_note (insn, REG_UNUSED, x))
 		  {
 		    /* Check for the case where the register dying partially
 		       overlaps the register set by this insn.  */