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  1. #include <iostream>
  2.  
  3. struct foobar {
  4.  
  5.   template<typename...Args>
  6.   foobar(Args&&...){ std::cout << "variadic" << std::endl;}
  7.  
  8.  
  9.   foobar() {std::cout << "ctor" << std::endl;}
  10.   foobar(foobar& f) : foobar(static_cast<const foobar&>(f)) {}
  11.   foobar(const foobar&) {std::cout << "copy" << std::endl;}
  12.   foobar(foobar&&) {std::cout << "move" << std::endl;}
  13.  
  14. };
  15.  
  16. template <>
  17. foobar::foobar<foobar&>(foobar&) = delete;
  18.  
  19. template <>
  20. foobar::foobar<const foobar&>(const foobar&) = delete;
  21.  
  22. template <>
  23. foobar::foobar<foobar&&>(foobar&&) = delete;
  24.  
  25.  
  26. int main()
  27. {
  28. 	foobar f;
  29. 	foobar f1(1,2,3,4,5);
  30. 	foobar f2= f;
  31.     foobar f5(f2);
  32. 	foobar f3(std::move(f1));
  33.  
  34.   return 0;
  35. }
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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ctor
variadic
copy
copy
move
https://ideone.com/WSZ9Rc
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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