In GetSubMesh(), assure calling fillAncestorsMap() for each compound

(take into account that a compound can be added to SMESHDS_Mesh at
creation of group on geometry)

diff --git a/src/SMESH/SMESH_Mesh.cxx b/src/SMESH/SMESH_Mesh.cxx
index b43a419619be3b80125541453de90b07237f659a..22fd2e44e51e28713d2213b04adf2bccfaa680db 100644 (file)
--- a/src/SMESH/SMESH_Mesh.cxx
+++ b/src/SMESH/SMESH_Mesh.cxx
@@ -918,10 +918,9 @@ SMESH_subMesh *SMESH_Mesh::GetSubMesh(const TopoDS_Shape & aSubShape)
     if ( it.More() )
     {
       index = _myMeshDS->AddCompoundSubmesh( aSubShape, it.Value().ShapeType() );
-      if ( index > _nbSubShapes ) _nbSubShapes = index; // not to create sm for this group again
-
       // fill map of Ancestors
-      fillAncestorsMap(aSubShape);
+      while ( _nbSubShapes < index )
+        fillAncestorsMap( _myMeshDS->IndexToShape( ++_nbSubShapes ));
     }
   }
 //   if ( !index )