From a6e425d0a69523641e5ebb8653650006046a0af0 Mon Sep 17 00:00:00 2001
From: ichesnok <ichesnok@opencascade.com>
Date: Mon, 27 Nov 2023 14:29:00 +0000
Subject: [PATCH] 0033540: Data Exchange - Segmentation fault on loading model

Implemented workaround to avoid crash on out-of-ISO files
---
 .../RWStepVisual_RWContextDependentOverRidingStyledItem.cxx   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/RWStepVisual/RWStepVisual_RWContextDependentOverRidingStyledItem.cxx b/src/RWStepVisual/RWStepVisual_RWContextDependentOverRidingStyledItem.cxx
index 92dd7c1455..bf19ce3f67 100644
--- a/src/RWStepVisual/RWStepVisual_RWContextDependentOverRidingStyledItem.cxx
+++ b/src/RWStepVisual/RWStepVisual_RWContextDependentOverRidingStyledItem.cxx
@@ -85,6 +85,10 @@ void RWStepVisual_RWContextDependentOverRidingStyledItem::ReadStep
 	      aStyleContext->SetValue(i5,aStyleContextItem);
 	  }
 	}
+	else
+	{
+	  aStyleContext = new StepVisual_HArray1OfStyleContextSelect();
+	}
 
 	//--- Initialisation of the read entity ---