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  1. #include <algorithm>
  2. #include <iostream>
  3. #include <iomanip>
  4.  
  5. using namespace std;
  6.  
  7. struct MinimalObj {
  8.     int id;  // NOLINT(misc-non-private-member-variables-in-classes)
  9.  
  10.     // Draft check for leaks, double-frees and non-inits.
  11.     // NOLINTNEXTLINE(misc-non-private-member-variables-in-classes)
  12.     std::string data = std::string(500U, 'x');
  13.  
  14.     explicit MinimalObj(int id_) : id(id_) {}
  15.     MinimalObj(MinimalObj &&) = default;
  16.     MinimalObj &operator=(MinimalObj &&) = default;
  17.  
  18.     MinimalObj(const MinimalObj &) = delete;
  19.     MinimalObj &operator=(const MinimalObj &) = delete;
  20.  
  21.     ~MinimalObj() = default;
  22. };
  23.  
  24. template<class T>
  25. void func(T&a, T&b)
  26. {
  27.     if constexpr(is_move_assignable<T>::value)
  28.     {
  29.         a = std::move(b);
  30.     }
  31.     else
  32.     {
  33.         a = b;
  34.     }
  35. }
  36.  
  37. int main(int argc, char * argv[])
  38. {
  39.     MinimalObj d(1), q(2);
  40.     func(d,q);
  41. }
  42.  
  43.  
Success #stdin #stdout 0s 4648KB
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Standard input is empty
stdout 
Standard output is empty
https://ideone.com/9sWbsD
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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