From 3f3d4e25f309667edd454b3a073bbe27a9f1f966 Mon Sep 17 00:00:00 2001
From: Yinan Xu <xuyinan@ict.ac.cn>
Date: Thu, 28 Sep 2023 09:46:41 +0800
Subject: [PATCH] Bump difftest (#2346)

Refill events may have wrong indices when valid is not set. This
brings errors to difftest by overriding other data structures.
We avoid this by using the enable signal with valid.
---
 difftest | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/difftest b/difftest
index cf7776ed08..556dc4c7a3 160000
--- a/difftest
+++ b/difftest
@@ -1 +1 @@
-Subproject commit cf7776ed0835e364f6ef70d7f87dcb83a7342935
+Subproject commit 556dc4c7a3cfc4b843c8e76088cb73e49dc5d154