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  1. #include <iostream>
  2. #include<memory>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	constexpr long long sz = 1000000e10;
  7.  
  8. 	//raw pointer
  9. 	auto ptr = new(std::nothrow) char[sz];
  10. 	if(ptr==nullptr)
  11. 	{
  12. 		cout<<"ptr nullptr"<<endl;
  13. 	}
  14.  
  15. 	//smart pointer
  16. 	std::unique_ptr<char> sp(new(std::nothrow) char[sz]);
  17.  
  18. 	if(!sp)
  19. 	{
  20. 		cout<<"sp nullptr bool"<<endl;
  21. 	}
  22.  
  23. 	if(sp==nullptr)
  24. 	{
  25. 		cout<<"sp nullptr =="<<endl;
  26. 	}
  27. 	return 0;
  28.  
  29. }
Success #stdin #stdout 0s 4396KB
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stdin
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Standard input is empty
stdout
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ptr nullptr
sp nullptr bool
sp nullptr ==
https://ideone.com/EuScCq
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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