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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<class T>
  5. struct  Foo{
  6. template<class S>
  7.  
  8. Foo(S* s):_t(s){}
  9. T * _t;
  10. };
  11.  
  12. struct Bar{};
  13.  
  14. void do_something(Foo<Bar> f){
  15. 	cout<<"In Foo do something"<<endl;
  16. }
  17.  
  18. // void do_something(std::string f){
  19. // 		cout<<"In string do something"<<endl;
  20.  
  21. // }
  22.  
  23. int main() {
  24. 	const char * string = "string";
  25. 	do_something(string);
  26. 	return 0;
  27. }
Compilation error #stdin compilation error #stdout 0s 3456KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In instantiation of 'Foo<T>::Foo(S*) [with S = const char; T = Bar]':
prog.cpp:25:21:   required from here
prog.cpp:8:15: error: cannot convert 'const char*' to 'Bar*' in initialization
 Foo(S* s):_t(s){}
               ^
stdout
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Standard output is empty
https://ideone.com/cvZOHt
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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