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  1. #include <cstdlib>
  2. #include <iostream>
  3. #include <memory>
  4. #include <new>
  5.  
  6. struct X
  7. {
  8.     void *
  9.     operator new(
  10.         std::size_t count )
  11.     {
  12.         std::cout << "Custom new called." << std::endl;
  13.         return std::malloc( count );
  14.     }
  15.  
  16.     void
  17.     operator delete(
  18.         void * addr )
  19.     {
  20.         std::cout << "Custom delete called." << std::endl;
  21.         return std::free( addr );
  22.     }
  23. };
  24.  
  25. int
  26. main( int, char ** )
  27. {
  28.     std::cout << "std::make_shared" << std::endl;
  29.     {
  30.         std::make_shared<X>();
  31.     }
  32.     std::cout << "no std::make_shared" << std::endl;
  33.     {
  34.         std::shared_ptr<X>( new X() );
  35.     }
  36.     return 0;
  37. }
  38.  
  39.  
Success #stdin #stdout 0s 3232KB
comments (?)
stdin 
Standard input is empty
stdout 
std::make_shared
no std::make_shared
Custom new called.
Custom delete called.
https://ideone.com/HjmFl1
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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