loop.c (insert_loop_mem): Don't record MEMs from inside EXPR_LISTs.

* loop.c (insert_loop_mem): Don't record MEMs from inside
EXPR_LISTs.

From-SVN: r30994

gcc/ChangeLog

+Fri Dec 17 10:34:16 1999  Richard Earnshaw <rearnsha@arm.com>
+
+	* loop.c (insert_loop_mem): Don't record MEMs from inside 
+	EXPR_LISTs.
+
 Fri Dec 17 12:08:11 MET 1999  Jan Hubicka  <hubicka@freesoftr.cz>
 
 	* regclass.c (regclass): Do not use flowgraph when not optimizing.

gcc/loop.c

@@ -9652,6 +9652,10 @@ insert_loop_mem (mem, data)
 	 CONST_DOUBLE, so there's no need to traverse into this.  */
       return -1;
 
+    case EXPR_LIST:
+      /* We're not interested in any MEMs that only appear in notes.  */
+      return -1;
+
     default:
       /* This is not a MEM.  */
       return 0;