From c50a4d8adef556fb8e9830436e5c55915eb37ab8 Mon Sep 17 00:00:00 2001
From: Gordon MacPherson <gordon@gordonite.tech>
Date: Mon, 26 Aug 2019 22:39:20 +0100
Subject: [PATCH] Fix segfault caused by FBX file with missing face #2614

---
 code/FBX/FBXMeshGeometry.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/code/FBX/FBXMeshGeometry.cpp b/code/FBX/FBXMeshGeometry.cpp
index e60fc25e2..169bf0029 100644
--- a/code/FBX/FBXMeshGeometry.cpp
+++ b/code/FBX/FBXMeshGeometry.cpp
@@ -610,8 +610,12 @@ void MeshGeometry::ReadVertexDataMaterials(std::vector<int>& materials_out, cons
     const std::string& ReferenceInformationType)
 {
     const size_t face_count = m_faces.size();
-    ai_assert(face_count);
 
+    if(face_count == 0)
+    {
+        return;
+    }
+    
     // materials are handled separately. First of all, they are assigned per-face
     // and not per polyvert. Secondly, ReferenceInformationType=IndexToDirect
     // has a slightly different meaning for materials.