From f4e6b4a197d235b10a8d5dd4a824c03c651043ee Mon Sep 17 00:00:00 2001
From: jfa <jfa@opencascade.com>
Date: Wed, 26 May 2021 12:53:51 +0300
Subject: [PATCH] Bos #20438: [CEA] SIGSEGV in SHAPER and GEOM in Pipe
 binormal. Correction to obtain good result in GEOM.

---
 src/GEOMImpl/GEOMImpl_PipeDriver.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/GEOMImpl/GEOMImpl_PipeDriver.cxx b/src/GEOMImpl/GEOMImpl_PipeDriver.cxx
index 9fa0d3beb..97d523502 100644
--- a/src/GEOMImpl/GEOMImpl_PipeDriver.cxx
+++ b/src/GEOMImpl/GEOMImpl_PipeDriver.cxx
@@ -184,7 +184,8 @@ static GeomFill_Trihedron EvaluateBestSweepMode(const TopoDS_Shape& Spine)
 //=======================================================================
 static Standard_Boolean BuildPipeShell(BRepOffsetAPI_MakePipeShell &theBuilder)
 {
-  theBuilder.SetForceApproxC1(Standard_True);
+  // Commented out for bos #20438
+  //theBuilder.SetForceApproxC1(Standard_True);
 
   theBuilder.Build();