From 468b81f9f29c26910b4fa8e7fb7571af4cd7dfb0 Mon Sep 17 00:00:00 2001
From: Andreas Fabri <andreas.fabri@geometryfactory.com>
Date: Fri, 26 Jan 2024 08:47:16 +0100
Subject: [PATCH] Update Number_types/include/CGAL/CORE_Expr.h

Co-authored-by: Marc Glisse <marc.glisse@inria.fr>
---
 Number_types/include/CGAL/CORE_Expr.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Number_types/include/CGAL/CORE_Expr.h b/Number_types/include/CGAL/CORE_Expr.h
index 3ddb4c7f78f..f38681a08e2 100644
--- a/Number_types/include/CGAL/CORE_Expr.h
+++ b/Number_types/include/CGAL/CORE_Expr.h
@@ -135,7 +135,7 @@ template <> class Algebraic_structure_traits< CORE::Expr >
           if((inf == 1) && (sup == 1)){
             return true;
           }
-          return x.cmp(Type::getOne());
+          return x.cmp(Type::getOne()) == 0;
         }
     };