From d406685313d9c08dc38a9baceee998180ced9694 Mon Sep 17 00:00:00 2001
From: hap <happppp@users.noreply.github.com>
Date: Sun, 13 Apr 2025 16:07:39 +0200
Subject: [PATCH] i8085: optimize set_status by checking if devcb is unset

---
 src/devices/cpu/i8085/i8085.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/devices/cpu/i8085/i8085.cpp b/src/devices/cpu/i8085/i8085.cpp
index eeb893d6f9d..46920c5870b 100644
--- a/src/devices/cpu/i8085/i8085.cpp
+++ b/src/devices/cpu/i8085/i8085.cpp
@@ -643,7 +643,7 @@ void i8085a_cpu_device::set_inte(int state)
 
 void i8085a_cpu_device::set_status(u8 status)
 {
-	if (status != m_status)
+	if (!m_out_status_func.isunset() && status != m_status)
 		m_out_status_func(status);
 
 	m_status = status;