From 54819bdc67df453dde1c331d6df0bfbaeaf13837 Mon Sep 17 00:00:00 2001
From: azv <azv@opencascade.com>
Date: Thu, 25 Aug 2016 07:47:54 +0300
Subject: [PATCH] Fix "unresolved symbol" problem on CentOS

---
 src/SketchAPI/SketchAPI_SketchEntity.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/SketchAPI/SketchAPI_SketchEntity.cpp b/src/SketchAPI/SketchAPI_SketchEntity.cpp
index 3e5f4f824..f6cfdc17a 100644
--- a/src/SketchAPI/SketchAPI_SketchEntity.cpp
+++ b/src/SketchAPI/SketchAPI_SketchEntity.cpp
@@ -57,7 +57,6 @@ void SketchAPI_SketchEntity::dump(ModelHighAPI_Dumper& theDumper) const
 bool SketchAPI_SketchEntity::isCopy() const
 {
   // check the feature is a copy of another entity
-  std::shared_ptr<SketchPlugin_SketchEntity> aSketchEntity =
-      std::dynamic_pointer_cast<SketchPlugin_SketchEntity>(feature());
-  return aSketchEntity && aSketchEntity->isCopy();
+  AttributeBooleanPtr isCopy = feature()->boolean(SketchPlugin_SketchEntity::COPY_ID());
+  return isCopy.get() && isCopy->value();
 }
-- 
2.39.2