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  1. #include<iostream>
  2.  
  3. #define UPDATE(VAR) VAR; \
  4. public: void updateMyClassValue (const decltype(VAR)& value) { VAR = value; }
  5.  
  6. class Myclass {
  7. public:
  8.     unsigned long long UPDATE(var1);
  9.     unsigned short UPDATE(var2);
  10.     signed short UPDATE(var3); 
  11.  
  12. private: template<typename T> void updateMyClassValue (T);
  13. };
  14.  
  15. int main ()
  16. {
  17.   unsigned short s = 1;
  18.   Myclass m;
  19.   m.updateMyClassValue(s);
  20.   // m.updateMyClassValue(long(1)); // error
  21. }
  22.  
Success #stdin #stdout 0s 3136KB
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https://ideone.com/ibu3tx
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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