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  1. #include <iostream>
  2.  
  3. void bar()
  4. {
  5.   std::cout << "::bar()" << std::endl;
  6. }
  7.  
  8. template <typename T>
  9. class Base
  10. {
  11. public:
  12.     void bar() { std::cout << "Base::bar()" << std::endl; }
  13. };
  14.  
  15. template <typename T>
  16. class Derived : public Base<T>
  17. {
  18. public:
  19.     void foo() { bar(); }       // calls external bar() or error !!
  20. };
  21.  
  22. int main()
  23. {
  24.     Derived<int> d;
  25.     d.foo();
  26.     return 0;
  27. }
Success #stdin #stdout 0s 3460KB
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::bar()
https://ideone.com/rh8D38
Advanced CPP: Template techniques
Two Phase Lookup (bad version)
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
secret

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