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  1. #include <cstddef>
  2. #include <new>
  3. #include <iostream>
  4. #include <initializer_list>
  5.  
  6. class Allocator {
  7. public:
  8.   static Allocator createOnStack() {
  9.     return {};
  10.   }
  11.   ~Allocator() {
  12.     std::cout << "Destructed " << --i << std::endl;
  13.   }
  14.  
  15. protected:
  16.   Allocator() {
  17.     std::cout << "Created " << i++ << std::endl;
  18.   }
  19.   Allocator(const Allocator&) = delete;
  20.   static int i;
  21. };
  22.  
  23. int Allocator::i = 0;
  24.  
  25. Allocator g() {
  26.   Allocator&& a = Allocator::createOnStack();
  27.   //return a;
  28. }
  29.  
  30. void f() {
  31. }
  32.  
  33. Allocator&& global = Allocator::createOnStack();
  34.  
  35. int main() {
  36.   Allocator&& a = Allocator::createOnStack();
  37.   const Allocator& b = Allocator::createOnStack();
  38.   return 0;
  39.   //Allocator* b = new Allocator{Allocator::createOnStack()};
  40.   //Allocator* c = ::new (nullptr) Allocator;
  41. }
Success #stdin #stdout 0s 3460KB
comments (?)
stdin
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Standard input is empty
stdout
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Created 0
Created 1
Created 2
Destructed 2
Destructed 1
Destructed 0
https://ideone.com/M0I1NI
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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