Minor changes to the GetCell method in order to compile with Intel

Src/Components/FAbstractSerializable.hpp

@@ -49,7 +49,7 @@ protected:
    * @brief GetSize returns the size of the current block (in order to prepare the buffer)
    * @return
    */
-    static int GetSize(){
+    static constexpr int GetSize(){
         return 0;
     }
 

Src/Components/FTestCell.hpp

@@ -76,7 +76,7 @@ public:
         buffer >> dataDown >> dataUp;
     }
 
-  static size_t GetSize(){
+  static constexpr int GetSize(){
     return sizeof(long long int)*2;
   }
 

Src/Kernels/Chebyshev/FChebCell.hpp

@@ -113,7 +113,7 @@ public:
     buffer.fillArray(local_exp, VectorSize*NVALS*NLHS);
   }
   
-  static int GetSize(){
+  static constexpr int GetSize(){
     return sizeof(FReal) * VectorSize*(NRHS+NLHS)*NVALS;
   }
 

Src/Kernels/Rotation/FRotationCell.hpp

@@ -144,7 +144,7 @@ public:
         buffer.fillArray(multipole_exp, MultipoleSize);
         buffer.fillArray(local_exp, LocalSize);
     }
-  static int GetSize(){
+  static constexpr int GetSize(){
     return ((int) sizeof(FComplexe)) * (MultipoleSize + LocalSize);
   }
 };

Src/Kernels/Spherical/FSphericalCell.hpp

@@ -152,7 +152,7 @@ public:
         buffer.fillArray(local_exp, LocalSize);
     }
   
-  static int GetSize(){
+  static constexpr int GetSize(){
     return (int) sizeof(FComplexe) * (PoleSize+LocalSize);
   }
 };

Src/Kernels/Uniform/FUnifCell.hpp

@@ -166,7 +166,7 @@ public:
     buffer.fillArray(transformed_local_exp, TransformedVectorSize*NVALS*NLHS);
   }
   
-  static int GetSize(){
+  static constexpr int GetSize(){
     return (NRHS+NLHS)*NVALS*VectorSize * (int) sizeof(FReal) + (NRHS+NLHS)*NVALS*TransformedVectorSize * (int) sizeof(FComplexe);
   }