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  1. #include <utility>
  2. #include <type_traits>
  3.  
  4. template <typename T>
  5. class A {  
  6. public:
  7.   template <typename U = T>
  8.   void b(typename std::enable_if<!std::is_pointer<U>::value, U>::type o);
  9.  
  10.   template <typename U = T>
  11.   void b(typename std::enable_if<std::is_pointer<U>::value, U>::type o);
  12. };
  13.  
  14. template <typename T>
  15. template <typename U>
  16. void A<T>::b(typename std::enable_if<!std::is_pointer<U>::value, U>::type o) {}  
  17.  
  18. template <typename T>  
  19. template <typename U>
  20. void A<T>::b(typename std::enable_if<std::is_pointer<U>::value, U>::type o) {} 
  21.  
  22.  
  23. int main() {
  24.     A<int> a;
  25.     a.b(0);
  26. }
Success #stdin #stdout 0s 2880KB
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stdout 
Standard output is empty
https://ideone.com/tRxrR
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
public

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