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  1. template<typename T>
  2. bool is_valid(T);
  3.  
  4. template<typename T>
  5. struct S
  6. {
  7. 	bool valid(T a)
  8. 	{
  9. 		return is_valid(a);
  10. 	}
  11. };
  12.  
  13. bool is_valid(int)
  14. {
  15. 	return true;
  16. }
  17.  
  18. int main()
  19. {
  20. 	S<int> s;
  21. 	s.valid(0);
  22. }
  23.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
/home/3tYLlh/ccRsB0BO.o: In function `main':
prog.cpp:(.text.startup+0x7): undefined reference to `bool is_valid<int>(int)'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/EetaX7
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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