From bda71f4197e589fab8b784abb636a993ff6aa808 Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Thu, 13 Feb 2020 13:37:31 +0300
Subject: [PATCH] Prevent crash at too small comment ratio of geometric
 progression hypothesis

---
 src/StdMeshers/StdMeshers_Regular_1D.cxx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/StdMeshers/StdMeshers_Regular_1D.cxx b/src/StdMeshers/StdMeshers_Regular_1D.cxx
index 12619c94f..45e1c25b6 100644
--- a/src/StdMeshers/StdMeshers_Regular_1D.cxx
+++ b/src/StdMeshers/StdMeshers_Regular_1D.cxx
@@ -974,6 +974,8 @@ bool StdMeshers_Regular_1D::computeInternalParameters(SMESH_Mesh &     theMesh,
       an = eltSize;
       eltSize *= q;
       ++nbParams;
+      if ( q < 1. && eltSize < 1e-100 )
+        return error("Too small common ratio causes too many segments");
     }
     if ( nbParams > 1 )
     {
-- 
2.30.2