From 2e2985bb1a0cdad3819788fc67b48d7fef97eccf Mon Sep 17 00:00:00 2001
From: ekeeke31 <ekeeke31@fcb46045-4337-0410-a722-cd382f7ce8f6>
Date: Fri, 20 Aug 2010 12:45:23 +0000
Subject: [PATCH] fixed bug introduced in r489 (Z80 interrupt was never
 cleared)

---
 source/system.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/system.c b/source/system.c
index 43bee34..ca3c75a 100644
--- a/source/system.c
+++ b/source/system.c
@@ -478,6 +478,7 @@ void system_frame (int do_skip)
 
         /* Z80 interrupt */
         z80_set_irq_line(0, ASSERT_LINE);
+        zirq = 1;
       }
       else
       {