From 54e30c35e9081c9beee53fe76c5ea9370db08235 Mon Sep 17 00:00:00 2001
From: Ari Vuollet <ari.vuollet@kapsi.fi>
Date: Sun, 14 Aug 2022 22:47:32 +0300
Subject: [PATCH] Fix crash when shader cache file is empty

---
 Source/Engine/Graphics/Shaders/Cache/ShaderAssetBase.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Source/Engine/Graphics/Shaders/Cache/ShaderAssetBase.cpp b/Source/Engine/Graphics/Shaders/Cache/ShaderAssetBase.cpp
index efaed6d8f..d105cae0a 100644
--- a/Source/Engine/Graphics/Shaders/Cache/ShaderAssetBase.cpp
+++ b/Source/Engine/Graphics/Shaders/Cache/ShaderAssetBase.cpp
@@ -113,6 +113,11 @@ bool ShaderAssetBase::Save()
 
 bool IsValidShaderCache(DataContainer<byte>& shaderCache, Array<String>& includes)
 {
+    if (shaderCache.Length() == 0)
+    {
+        return false;
+    }
+
     MemoryReadStream stream(shaderCache.Get(), shaderCache.Length());
 
     // Read cache format version