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  1. #include <iostream>
  2. #include <typeinfo>
  3. #include <cxxabi.h>
  4.  
  5. std::string dm(const std::string& name)
  6. {
  7. 	int status;
  8. 	return std::string(abi::__cxa_demangle(name.c_str(), 0, 0, &status));
  9. }
  10.  
  11. using namespace std;
  12.  
  13. template <typename T>
  14. using remove_const_if_pointer_to_const = 
  15. 	std::conditional_t<std::is_pointer<T>::value,
  16. 		std::add_pointer_t<std::remove_const_t<std::remove_pointer_t<T>>>,
  17. 		T>;
  18.  
  19.  
  20.  
  21.  
  22. int main() {
  23.  
  24. 	using A = int;
  25. 	using B = int*;
  26. 	using C = const int*;
  27.  
  28. 	std::cout << dm(typeid(remove_const_if_pointer_to_const<A>).name()) << std::endl;
  29. 	std::cout << dm(typeid(remove_const_if_pointer_to_const<B>).name()) << std::endl;
  30. 	std::cout << dm(typeid(remove_const_if_pointer_to_const<C>).name()) << std::endl;
  31.  
  32. 	return 0;
  33. }
Success #stdin #stdout 0s 15240KB
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int
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int*
https://ideone.com/9ewkJw
language:
C++14 (gcc 8.3)
created:
5 years ago
visibility:
public

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