Fix for the issue #2898 : SIGSEGV when selecting the Split feature or one sub-result...

diff --git a/src/GeomAPI/GeomAPI_Wire.cpp b/src/GeomAPI/GeomAPI_Wire.cpp
index addd4ccb6c166c390d2997d77dec8ca32c6a1288..2ca5925ab0540ba9205058814de7739166875dbf 100644 (file)
--- a/src/GeomAPI/GeomAPI_Wire.cpp
+++ b/src/GeomAPI/GeomAPI_Wire.cpp
@@ -93,6 +93,8 @@ bool GeomAPI_Wire::isRectangle(std::list<GeomPointPtr>& thePoints) const
     const TopoDS_Edge& anEdge = anExp.Current();
     double aT1, aT2;
     Handle(Geom_Curve) aC3D = BRep_Tool::Curve(anEdge, aT1, aT2);
+    if (aC3D.IsNull())
+      continue;
     while (aC3D->IsKind(aTrimmedCurveType))
       aC3D = Handle(Geom_TrimmedCurve)::DownCast(aC3D)->BasisCurve();
     if (!aC3D.IsNull() && aC3D->IsKind(aLineType)) {