From: eap <eap@opencascade.com>
Date: Thu, 8 Nov 2012 15:34:29 +0000 (+0000)
Subject: 0021954: [CEA 706] Error at the mesh object creation
X-Git-Tag: V6_6_0b1~5
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=ea5674061b13cfac0cb5f094c8ac9f5b925a2ade;p=modules%2Fsmesh.git

0021954: [CEA 706] Error at the mesh object creation

   protect fillAncestorsMap() from empty compounds
---

diff --git a/src/SMESH/SMESH_Mesh.cxx b/src/SMESH/SMESH_Mesh.cxx
index 0b171a6ef..57c618de1 100644
--- a/src/SMESH/SMESH_Mesh.cxx
+++ b/src/SMESH/SMESH_Mesh.cxx
@@ -1999,7 +1999,9 @@ void SMESH_Mesh::fillAncestorsMap(const TopoDS_Shape& theShape)
   {
     // a geom group is added. Insert it into lists of ancestors before
     // the first ancestor more complex than group members
-    int memberType = TopoDS_Iterator( theShape ).Value().ShapeType();
+    TopoDS_Iterator subIt( theShape );
+    if ( !subIt.More() ) return;
+    int memberType = subIt.Value().ShapeType();
     for ( desType = TopAbs_VERTEX; desType >= memberType; desType-- )
       for (TopExp_Explorer des( theShape, TopAbs_ShapeEnum( desType )); des.More(); des.Next())
       {