From 2cbaad50da805d586c879a5d6a00b2f846ba64ef Mon Sep 17 00:00:00 2001
From: Simon Giraudot <simon.giraudot@geometryfactory.com>
Date: Wed, 16 Dec 2015 12:25:56 +0100
Subject: [PATCH] Bugfix: do not use std::pair in Line_3 to avoid
 is_convertible trouble with clang c++11

---
 Cartesian_kernel/include/CGAL/Cartesian/Line_3.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Line_3.h b/Cartesian_kernel/include/CGAL/Cartesian/Line_3.h
index 9a2864ad138..f3dfd68a415 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Line_3.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Line_3.h
@@ -25,7 +25,6 @@
 #ifndef CGAL_CARTESIAN_LINE_3_H
 #define CGAL_CARTESIAN_LINE_3_H
 
-#include <utility>
 #include <CGAL/Handle_for.h>
 
 namespace CGAL {
@@ -42,7 +41,12 @@ class LineC3
   typedef typename R_::Line_3               Line_3;
   typedef typename R_::Segment_3            Segment_3;
 
-  typedef std::pair<Point_3, Vector_3>             Rep;
+  struct Rep
+  {
+    Point_3 first;
+    Vector_3 second;
+  };
+
   typedef typename R_::template Handle<Rep>::type  Base;
 
   Base base;