From cca0a1942faa0ae36582e5314dfbedd75da89248 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Tue, 12 Apr 2022 16:14:39 +0200
Subject: [PATCH] workaround issue with intel compiler

Cartesian_kernel/include/CGAL/Cartesian/Line_3.h(38): error: incomplete type is not allowed
      Point_3 first;
              ^
---
 Cartesian_kernel/include/CGAL/Cartesian/Point_2.h      | 2 +-
 Cartesian_kernel/include/CGAL/Cartesian/Point_3.h      | 2 +-
 Cartesian_kernel/include/CGAL/Cartesian/Vector_2.h     | 2 +-
 Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h     | 2 +-
 Kernel_23/include/CGAL/Point_2.h                       | 2 +-
 Kernel_23/include/CGAL/Point_3.h                       | 2 +-
 Kernel_23/include/CGAL/Vector_2.h                      | 2 +-
 Kernel_23/include/CGAL/Vector_3.h                      | 2 +-
 NewKernel_d/include/CGAL/NewKernel_d/Wrapper/Point_d.h | 2 +-
 9 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Point_2.h b/Cartesian_kernel/include/CGAL/Cartesian/Point_2.h
index 25c4a1699c3..92a71f42557 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Point_2.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Point_2.h
@@ -51,7 +51,7 @@ public:
     : base(hx, hy, hw) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Vector_2_>)
 #endif
   {
diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h b/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
index 9d4dcf2104d..1bd80cdb016 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Point_3.h
@@ -49,7 +49,7 @@ public:
     : base(x, y, z, w) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Vector_3>)
 #endif
   {
diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Vector_2.h b/Cartesian_kernel/include/CGAL/Cartesian/Vector_2.h
index 905d766907f..575df5d0728 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Vector_2.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Vector_2.h
@@ -57,7 +57,7 @@ public:
                         : CGAL::make_array(hx, hy) ) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Base>)
 #endif
   {
diff --git a/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h b/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
index 222d73652e3..5b03e8d0fb3 100644
--- a/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
+++ b/Cartesian_kernel/include/CGAL/Cartesian/Vector_3.h
@@ -72,7 +72,7 @@ public:
                        : CGAL::make_array(x, y, z) ) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Base>)
 #endif
   {
diff --git a/Kernel_23/include/CGAL/Point_2.h b/Kernel_23/include/CGAL/Point_2.h
index 297817303ee..2ab906e1604 100644
--- a/Kernel_23/include/CGAL/Point_2.h
+++ b/Kernel_23/include/CGAL/Point_2.h
@@ -84,7 +84,7 @@ public:
   {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Rep>)
 #endif
   {
diff --git a/Kernel_23/include/CGAL/Point_3.h b/Kernel_23/include/CGAL/Point_3.h
index 77858d83689..2418b5b813f 100644
--- a/Kernel_23/include/CGAL/Point_3.h
+++ b/Kernel_23/include/CGAL/Point_3.h
@@ -82,7 +82,7 @@ public:
   {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Rep>)
 #endif
   {
diff --git a/Kernel_23/include/CGAL/Vector_2.h b/Kernel_23/include/CGAL/Vector_2.h
index bc8e6a72a03..1b9d806469b 100644
--- a/Kernel_23/include/CGAL/Vector_2.h
+++ b/Kernel_23/include/CGAL/Vector_2.h
@@ -93,7 +93,7 @@ public:
       : RVector_2(typename R::Construct_vector_2()(Return_base_tag(), x,y,w)) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Rep>)
 #endif
   {
diff --git a/Kernel_23/include/CGAL/Vector_3.h b/Kernel_23/include/CGAL/Vector_3.h
index 75e071c0a7c..464b8607bdf 100644
--- a/Kernel_23/include/CGAL/Vector_3.h
+++ b/Kernel_23/include/CGAL/Vector_3.h
@@ -93,7 +93,7 @@ public:
     : Rep(typename R::Construct_vector_3()(Return_base_tag(), x, y, z, w)) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Rep>)
 #endif
   {
diff --git a/NewKernel_d/include/CGAL/NewKernel_d/Wrapper/Point_d.h b/NewKernel_d/include/CGAL/NewKernel_d/Wrapper/Point_d.h
index 63dd30f2369..15c004af124 100644
--- a/NewKernel_d/include/CGAL/NewKernel_d/Wrapper/Point_d.h
+++ b/NewKernel_d/include/CGAL/NewKernel_d/Wrapper/Point_d.h
@@ -102,7 +102,7 @@ public:
     : Rep(CPBase()(std::move(v))) {}
 
   friend void swap(Self& a, Self& b)
-#ifdef __cpp_lib_is_swappable
+#if !defined(__INTEL_COMPILER) && defined(__cpp_lib_is_swappable)
     noexcept(std::is_nothrow_swappable_v<Rep>)
 #endif
     {