From: gka <gka@opencascade.com>
Date: Wed, 25 Apr 2018 16:42:27 +0000 (+0300)
Subject: Additional fix for 29713
X-Git-Url: http://git.dev.opencascade.org/gitweb/?a=commitdiff_plain;h=refs%2Fheads%2FCR29713;p=occt-copy.git

Additional fix for 29713
---

diff --git a/src/ShapeAnalysis/ShapeAnalysis_Edge.cxx b/src/ShapeAnalysis/ShapeAnalysis_Edge.cxx
index 0ae7794bd4..5342e2a924 100644
--- a/src/ShapeAnalysis/ShapeAnalysis_Edge.cxx
+++ b/src/ShapeAnalysis/ShapeAnalysis_Edge.cxx
@@ -438,7 +438,7 @@ Standard_Boolean ShapeAnalysis_Edge::CheckCurve3dWithPCurve (const TopoDS_Edge&
   TopoDS_Vertex aFirstVert = FirstVertex (edge);
   TopoDS_Vertex aLastVert  = LastVertex (edge);
 
-  if (aFirstVert.IsNull() || aLastVert.IsNull())
+  if (aFirstVert.IsNull() || aLastVert.IsNull() || aFirstVert.IsSame(aLastVert))
     return Standard_False;
 
   Standard_Real preci1 = BRep_Tool::Tolerance (aFirstVert),