From 886fcdd0b1de366f70e76c27a004a46aacb72c06 Mon Sep 17 00:00:00 2001
From: sum2012 <consignpo@gmail.com>
Date: Sun, 10 Nov 2013 02:23:22 +0800
Subject: [PATCH] Fix Colin Mcrae Dirt 2 Crash

#4482
---
 GPU/Common/IndexGenerator.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/GPU/Common/IndexGenerator.cpp b/GPU/Common/IndexGenerator.cpp
index 325d89e81..49af66d7a 100644
--- a/GPU/Common/IndexGenerator.cpp
+++ b/GPU/Common/IndexGenerator.cpp
@@ -100,6 +100,7 @@ void IndexGenerator::AddList(int numVerts) {
 void IndexGenerator::AddStrip(int numVerts) {
 	int wind = 1;
 	const int numTris = numVerts - 2;
+	if (numTris < 0) return;
 	u16 *outInds = inds_;
 	int ibase = index_;
 	for (int i = numTris; i; i--) {