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  1. #include <iostream>
  2. #include <map>
  3.  
  4. int main() {
  5. 	//std::map<int *,int> m; // fails to compile
  6. 	std::map<int *,int,std::less<>> m; // compiles fine
  7. 	const int *p = nullptr;
  8. 	m.find( p );
  9. 	return 0;
  10. }
Success #stdin #stdout 0s 4396KB
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stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/f15yGQ
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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