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  1. template<int SIZE>
  2. class FixedString
  3. {
  4. public:
  5.     operator const char*();
  6.     void operator =(const char*);
  7.  
  8.     void operator =(const FixedString&);
  9.  
  10.     // Disallow
  11. private:
  12.     template<int OTHERSIZE>
  13.     void operator=(const FixedString<OTHERSIZE>&);
  14. };
  15.  
  16. int main()
  17. {
  18.     FixedString<10> buf1;
  19.     FixedString<20> buf2;
  20.  
  21.     buf2 = buf1;   // NO ERROR!!
  22. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:13:10: error: ‘void FixedString<SIZE>::operator=(const FixedString<OTHERSIZE>&) [with int OTHERSIZE = 10; int SIZE = 20]’ is private
prog.cpp:21:12: error: within this context
stdout
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Standard output is empty
https://ideone.com/RoPTLm
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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