tree-vrp.c (identify_jump_threads): Use last_stmt.

        * tree-vrp.c (identify_jump_threads): Use last_stmt.  Remove
        obsolete comment.

From-SVN: r220763

gcc/ChangeLog

+2015-02-17  Jeff Law  <law@redhat.com>
+
+	* tree-vrp.c (identify_jump_threads): Use last_stmt.  Remove
+	obsolete comment.
+
 2015-02-17  James Greenhalgh  <james.greenhalgh@arm.com>
 
 	* haifa-sched.c (recompute_todo_spec): Treat SCHED_GROUP_P

gcc/tree-vrp.c

@@ -10173,10 +10173,7 @@ identify_jump_threads (void)
       if (! potentially_threadable_block (bb))
 	continue;
 
-      /* We only care about blocks ending in a COND_EXPR.  While there
-	 may be some value in handling SWITCH_EXPR here, I doubt it's
-	 terribly important.  */
-      last = gsi_stmt (gsi_last_nondebug_bb (bb));
+      last = last_stmt (bb);
 
       /* We're basically looking for a switch or any kind of conditional with
 	 integral or pointer type arguments.  Note the type of the second