Blaze  3.6
IsDivExpr.h
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1 //=================================================================================================
33 //=================================================================================================
34 
35 #ifndef _BLAZE_MATH_TYPETRAITS_ISDIVEXPR_H_
36 #define _BLAZE_MATH_TYPETRAITS_ISDIVEXPR_H_
37 
38 
39 //*************************************************************************************************
40 // Includes
41 //*************************************************************************************************
42 
45 
46 
47 namespace blaze {
48 
49 //=================================================================================================
50 //
51 // CLASS DEFINITION
52 //
53 //=================================================================================================
54 
55 //*************************************************************************************************
60 template< typename T >
61 struct IsDivExprHelper
62 {
63  private:
64  //**********************************************************************************************
65  static T* create();
66 
67  template< typename U >
68  static TrueType test( const DivExpr<U>* );
69 
70  template< typename U >
71  static TrueType test( const volatile DivExpr<U>* );
72 
73  static FalseType test( ... );
74  //**********************************************************************************************
75 
76  public:
77  //**********************************************************************************************
78  using Type = decltype( test( create() ) );
79  //**********************************************************************************************
80 };
82 //*************************************************************************************************
83 
84 
85 //*************************************************************************************************
98 template< typename T >
99 struct IsDivExpr
100  : public IsDivExprHelper<T>::Type
101 {};
102 //*************************************************************************************************
103 
104 
105 //*************************************************************************************************
110 template< typename T >
111 struct IsDivExpr<T&>
112  : public FalseType
113 {};
115 //*************************************************************************************************
116 
117 
118 //*************************************************************************************************
131 template< typename T >
133 //*************************************************************************************************
134 
135 } // namespace blaze
136 
137 #endif
BoolConstant< false > FalseType
Type/value traits base class.The FalseType class is used as base class for type traits and value trai...
Definition: IntegralConstant.h:121
Generic wrapper for a compile time constant integral value.The IntegralConstant class template repres...
Definition: IntegralConstant.h:72
BoolConstant< true > TrueType
Type traits base class.The TrueType class is used as base class for type traits and value traits that...
Definition: IntegralConstant.h:132
constexpr bool IsDivExpr_v
Auxiliary variable template for the IsDivExpr type trait.The IsDivExpr_v variable template provides a...
Definition: IsDivExpr.h:132
Namespace of the Blaze C++ math library.
Definition: Blaze.h:58
Header file for the DivExpr base class.
Header file for the IntegralConstant class template.
Compile time check whether the given type is a division expression template.This type trait class tes...
Definition: IsDivExpr.h:99