From c0ec1b96f5eac0bcdacb59d191b21c94efc041f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Fri, 7 Apr 2023 11:28:20 +0200
Subject: [PATCH] fix after Laurent's comment

---
 Cartesian_kernel/include/CGAL/Cartesian/Point_3.h |  5 +++--
 .../include/CGAL/Cartesian/Vector_3.h             |  5 +++--
 .../include/CGAL/Cartesian/function_objects.h     | 15 +++++++++------
 3 files changed, 15 insertions(+), 10 deletions(-)

diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h b/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
index 205a9af6346..dbf142967b7 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
@@ -45,8 +45,9 @@ public:
   PointC3(const FT &x, const FT &y, const FT &z)
     : base(x, y, z) {}
 
-  PointC3(FT &&x, FT &&y, FT &&z)
-    : base(std::forward<FT>(x), std::forward<FT>(y), std::forward<FT>(z))
+  template <class T1, class T2, class T3>
+  PointC3(T1 &&x, T2 &&y, T3 &&z)
+    : base(std::forward<T1>(x), std::forward<T2>(y), std::forward<T3>(z))
   {}
 
 
diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h b/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
index cf0df15df76..9d9d1bfdb6f 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
@@ -67,8 +67,9 @@ public:
   VectorC3(const FT_ &x, const FT_ &y, const FT_ &z)
     : base(Rep{x, y, z}) {}
 
-  VectorC3(FT_ &&x, FT_ &&y, FT_ &&z)
-    : base(Rep{std::forward<FT_>(x), std::forward<FT_>(y), std::forward<FT_>(z)}) {}
+  template <class T1, class T2, class T3>
+  VectorC3(T1 &&x, T2 &&y, T3 &&z)
+    : base(Rep{std::forward<T1>(x), std::forward<T2>(y), std::forward<T3>(z)}) {}
 
   VectorC3(const FT_ &x, const FT_ &y, const FT_ &z, const FT_ &w)
     : base( w != FT_(1) ? CGAL::make_array<FT_>(x/w, y/w, z/w)
diff --git a/Cartesian_kernel/include/CGAL/Cartesian/function_objects.h b/Cartesian_kernel/include/CGAL/Cartesian/function_objects.h
index 0425e888b54..cbdbfe22ac7 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/function_objects.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/function_objects.h
@@ -3160,9 +3160,10 @@ namespace CartesianKernelFunctors {
     operator()(Return_base_tag, const RT& x, const RT& y, const RT& z) const
     { return Rep(x, y, z); }
 
+    template <class T1, class T2, class T3>
     Rep // Point_3
-    operator()(Return_base_tag, RT&& x, RT&& y, RT&& z) const
-    { return Rep(std::forward<RT>(x), std::forward<RT>(y), std::forward<RT>(z)); }
+    operator()(Return_base_tag, T1&& x, T2&& y, T3&& z) const
+    { return Rep(std::forward<T1>(x), std::forward<T2>(y), std::forward<T3>(z)); }
 
     Rep // Point_3
     operator()(Return_base_tag, const RT& x, const RT& y, const RT& z, const RT& w) const
@@ -3184,9 +3185,10 @@ namespace CartesianKernelFunctors {
     operator()(const RT& x, const RT& y, const RT& z) const
     { return Point_3(x, y, z); }
 
+    template <class T1, class T2, class T3>
     Point_3
-    operator()(RT&& x, RT&& y, RT&& z) const
-    { return Point_3(std::forward<RT>(x), std::forward<RT>(y), std::forward<RT>(z)); }
+    operator()(T1&& x, T2&& y, T3&& z) const
+    { return Point_3(std::forward<T1>(x), std::forward<T2>(y), std::forward<T3>(z)); }
 
     Point_3
     operator()(const RT& x, const RT& y, const RT& z, const RT& w) const
@@ -3679,9 +3681,10 @@ namespace CartesianKernelFunctors {
     operator()(Return_base_tag, const RT& x, const RT& y, const RT& z) const
     { return Rep(x, y, z); }
 
+    template<class T1, class T2, class T3>
     Rep // Vector_3
-    operator()(Return_base_tag, RT&& x, RT&& y, RT&& z) const
-    { return Rep(std::forward<RT>(x), std::forward<RT>(y), std::forward<RT>(z)); }
+    operator()(Return_base_tag, T1&& x, T2&& y, T3&& z) const
+    { return Rep(std::forward<T1>(x), std::forward<T2>(y), std::forward<T3>(z)); }
 
     Rep // Vector_3
     operator()(Return_base_tag, const RT& x, const RT& y, const RT& z, const RT& w) const