From e8353f565f764559a0cbda3a530a6c7325e09356 Mon Sep 17 00:00:00 2001
From: PatrickvL <pvanlogchem@gmail.com>
Date: Tue, 29 May 2018 17:13:40 +0200
Subject: [PATCH] D3D : Fix detection of unused registers in vertex shader
 recompiler - `declaredRegisters` wasn't zero-initialized, it's random
 contents lead to random vertex-shader conversion errors.

---
 src/CxbxKrnl/EmuD3D8/VertexShader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CxbxKrnl/EmuD3D8/VertexShader.cpp b/src/CxbxKrnl/EmuD3D8/VertexShader.cpp
index 71eb05f28..674220239 100644
--- a/src/CxbxKrnl/EmuD3D8/VertexShader.cpp
+++ b/src/CxbxKrnl/EmuD3D8/VertexShader.cpp
@@ -2404,7 +2404,7 @@ extern HRESULT XTL::EmuRecompileVshFunction
 	// Build an array of registers that are declared
 	// This is used to remove instructions that haven't been declared
 	// as they cause CreateVertexShader to fail
-	bool declaredRegisters[13];
+	bool declaredRegisters[13] = { false };
 	DWORD* pDeclToken = pRecompiledDeclaration;
 	do {
 		DWORD regNum = *pDeclToken & X_D3DVSD_VERTEXREGMASK;