From a47d93f86ae8613095a6bfe2676d3be80bfdc7bc Mon Sep 17 00:00:00 2001
From: Alcaro <floating@muncher.se>
Date: Sat, 8 Mar 2014 20:38:24 +0100
Subject: [PATCH] Fix bad implementation of INY in slow mode.

---
 cpuops.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpuops.cpp b/cpuops.cpp
index 112973f0..f0abf199 100644
--- a/cpuops.cpp
+++ b/cpuops.cpp
@@ -1754,12 +1754,12 @@ static void OpC8Slow (void)
 
 	if (CheckIndex())
 	{
-		Registers.YL--;
+		Registers.YL++;
 		SetZN(Registers.YL);
 	}
 	else
 	{
-		Registers.Y.W--;
+		Registers.Y.W++;
 		SetZN(Registers.Y.W);
 	}
 }