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  1. #include <iostream>
  2. #include <memory>
  3. #include <vector>
  4.  
  5.  
  6.  
  7. int global;
  8.  
  9. class A {
  10. public:
  11.     A(int i): a(i) {}
  12.     ~A() {
  13.         std::cout << "delete A" << std::endl;
  14.         ++global;
  15.     };
  16.     int foo() {
  17.         return a;
  18.     }
  19.     int a;
  20. };
  21.  
  22.  
  23. int main() {
  24.  
  25.  
  26.  		int c = 0;
  27.  		int loops = 10;
  28.         global = 0;
  29.  
  30.         // Make vector of pointers
  31.         std::vector<std::shared_ptr<A> > vec;
  32.         for(int i = 0; i< 2; i++) {
  33.             vec.push_back( std::shared_ptr<A>(new A(i))    );
  34.         }
  35.  
  36.         for(int i=0; i<loops; i++) {
  37.             for(auto & p : vec) {
  38.                 c += p->foo();
  39.             }
  40.         }
  41.  
  42.         std::cout << " deleted:" << global << std::endl;
  43.  
  44. }
Success #stdin #stdout 0s 3432KB
comments (?)
stdin
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Standard input is empty
stdout
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 deleted:0
delete A
delete A
https://ideone.com/VarqjH
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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