From 77c928cf42b17926f8e493ce556b9cb09b4f97ae Mon Sep 17 00:00:00 2001
From: vsv <vsv@opencascade.com>
Date: Thu, 30 Aug 2018 10:47:26 +0300
Subject: [PATCH] Prevent crash of small arcs presentations

---
 src/PartSet/PartSet_ResultSketchPrs.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/PartSet/PartSet_ResultSketchPrs.cpp b/src/PartSet/PartSet_ResultSketchPrs.cpp
index eec581b67..b600306b9 100755
--- a/src/PartSet/PartSet_ResultSketchPrs.cpp
+++ b/src/PartSet/PartSet_ResultSketchPrs.cpp
@@ -107,8 +107,12 @@ void PartSet_ResultSketchPrs::Compute(
 
   // change deviation coefficient to provide more precise circle
   //ModuleBase_Tools::setDefaultDeviationCoefficient(myResult, Attributes());
-  AIS_Shape::Compute(thePresentationManager, thePresentation, theMode);
-
+  try {
+    AIS_Shape::Compute(thePresentationManager, thePresentation, theMode);
+  }
+  catch (...) {
+    return;
+  }
   if (!myAuxiliaryCompound.IsNull()) {
     setAuxiliaryPresentationStyle(true);
 
-- 
2.39.2