diff --git a/Bounding_volumes/include/CGAL/Rectangular_p_center_traits_2.h b/Bounding_volumes/include/CGAL/Rectangular_p_center_traits_2.h
index 2762b0e9fa5..b55ea9eb879 100644
--- a/Bounding_volumes/include/CGAL/Rectangular_p_center_traits_2.h
+++ b/Bounding_volumes/include/CGAL/Rectangular_p_center_traits_2.h
@@ -68,6 +68,19 @@ struct I_Infinity_distance_2
 : public CGAL::cpp98::binary_function<
   Point_2< R >, Point_2< R >, typename R::FT >
 {
+  // Added as workaround for VC2017 with /arch:AVX to fix
+  // https://cgal.geometryfactory.com/CGAL/testsuite/CGAL-4.14-I-95/Rectangular_p_center_2_Examples/TestReport_afabri_x64_Cygwin-Windows10_MSVC2017-Release-64bits.gz
+  I_Infinity_distance_2()
+  {}
+  
+  I_Infinity_distance_2(const I_Infinity_distance_2&)
+  {}
+
+  I_Infinity_distance_2& operator=(const I_Infinity_distance_2&)
+  {
+    return *this;
+  }
+  
   typename R::FT
   operator()(const Point_2< R >& q1, const Point_2< R >& q2) const {
     return (std::max)(CGAL_NTS abs(q1.x() - q2.x()),
diff --git a/Inscribed_areas/include/CGAL/Extremal_polygon_traits_2.h b/Inscribed_areas/include/CGAL/Extremal_polygon_traits_2.h
index 93c51b2da63..d4b163ee92b 100644
--- a/Inscribed_areas/include/CGAL/Extremal_polygon_traits_2.h
+++ b/Inscribed_areas/include/CGAL/Extremal_polygon_traits_2.h
@@ -167,7 +167,19 @@ struct Extremal_polygon_perimeter_traits_2 {
     typedef FT              result_type;
   
     Kgon_triangle_perimeter(const K& k_): k(k_) {}
-  
+
+    // Added as workaround for VC2017 with /arch:AVX to fix
+    // https://cgal.geometryfactory.com/CGAL/testsuite/CGAL-4.14-I-95/Inscribed_areas_Examples/TestReport_afabri_x64_Cygwin-Windows10_MSVC2017-Release-64bits.gz
+    Kgon_triangle_perimeter(const Kgon_triangle_perimeter& other)
+      : k(other.k)
+    {}
+
+    Kgon_triangle_perimeter& operator=(const Kgon_triangle_perimeter& other)
+    {
+      k = other.k;
+      return *this;
+    }
+    
     result_type
     operator()(const Point_2& p, const Point_2& q, const Point_2& r) const
     { return dist(p, r) + dist(p, q) - dist(q, r); }
diff --git a/QP_solver/include/CGAL/QP_solver/functors.h b/QP_solver/include/CGAL/QP_solver/functors.h
index e9cb5fbcabb..9ab6c97e8b5 100644
--- a/QP_solver/include/CGAL/QP_solver/functors.h
+++ b/QP_solver/include/CGAL/QP_solver/functors.h
@@ -262,6 +262,15 @@ public:
   Map_with_default (const Map* m, const mapped_type& v = mapped_type())
     : map(m), d(v)
   {}
+
+  // Added as workaround for VC2017 with /arch:AVX to fix
+  // https://cgal.geometryfactory.com/CGAL/testsuite/CGAL-4.14-I-95/QP_solver/TestReport_afabri_x64_Cygwin-Windows10_MSVC2017-Release-64bits.gz
+  Map_with_default& operator=(const Map_with_default& other)
+  {
+    map = other.map;
+    d = other.d;
+    return *this;
+  }
   
   // operator()
   const mapped_type& operator() (key_type n) const {
diff --git a/STL_Extension/include/CGAL/function_objects.h b/STL_Extension/include/CGAL/function_objects.h
index 1218df36c7e..e459e9dbe3e 100644
--- a/STL_Extension/include/CGAL/function_objects.h
+++ b/STL_Extension/include/CGAL/function_objects.h
@@ -451,6 +451,19 @@ public:
   Binary_compose_2(const Op1& x, const Op2& y, const Op3& z)
   : op1(x), op2(y), op3(z) {}
 
+  // Added as workaround for VC2017 with /arch:AVX to fix
+  // https://cgal.geometryfactory.com/CGAL/testsuite/CGAL-4.14-I-95/Polytope_distance_d/TestReport_afabri_x64_Cygwin-Windows10_MSVC2017-Release-64bits.gz
+  Binary_compose_2(const Binary_compose_2& other)
+    : op1(other.op1), op2(other.op2), op3(other.op3) {}
+
+  Binary_compose_2& operator=(const Binary_compose_2& other)
+  {
+    op1 = other.op1;
+    op2 = other.op2;
+    op3 = other.op3;
+    return *this;
+  }
+    
   result_type
   operator()(const first_argument_type& x,
              const second_argument_type& y) const
diff --git a/Spatial_searching/include/CGAL/Plane_separator.h b/Spatial_searching/include/CGAL/Plane_separator.h
index a831e6174df..8ee7d1db526 100644
--- a/Spatial_searching/include/CGAL/Plane_separator.h
+++ b/Spatial_searching/include/CGAL/Plane_separator.h
@@ -53,9 +53,21 @@ template < class FT> class Plane_separator {
 
   Plane_separator(const int d, const FT& v) : 
 		cutting_dim(d), cutting_val(v) {}
+
   explicit Plane_separator() : cutting_dim(0), cutting_val(0) {}
+
+  // Added as workaround for VC2017 with /arch:AVX to fix
+  // https://cgal.geometryfactory.com/CGAL/testsuite/CGAL-4.14-I-95/Spatial_searching/TestReport_afabri_x64_Cygwin-Windows10_MSVC2017-Release-64bits.gz
+  Plane_separator& operator=(const Plane_separator& ps)
+  {
+    cutting_dim = ps.cutting_dim;
+    cutting_val = ps.cutting_val;
+    return *this;
+  }
+
 };
 
+
  template < class FT> 
  std::ostream& operator<< (std::ostream& s, Plane_separator<FT>& x) {
    s << "\n Separator coordinate: " << x.cutting_dimension() <<