rtlanal.c (find_first_parameter_load): Call note_stores only on the instructions.

	* rtlanal.c (find_first_parameter_load): Call note_stores
	only on the instructions.

From-SVN: r44693

gcc/ChangeLog

+Tue Aug  7 16:52:54 CEST 2001  Jan Hubicka  <jh@suse.cz>
+
+	* rtlanal.c (find_first_parameter_load): Call note_stores
+	only on the instructions.
+
 Tue Aug  7 14:56:16 CEST 2001  Jan Hubicka  <jh@suse.cz>
 
 	* alias.c (nonlocal_mentioned_p):

gcc/rtlanal.c

@@ -2862,7 +2862,8 @@ find_first_parameter_load (call_insn, boundary)
 	  break;
 	}
 
-      note_stores (PATTERN (before), parms_set, &parm);
+      if (INSN_P (before))
+        note_stores (PATTERN (before), parms_set, &parm);
     }
   return before;
 }