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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<typename T>
  5. void foo (T& a)
  6. {
  7. }
  8.  
  9. int main() {
  10. 	foo(3);
  11. 	return 0;
  12. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments ()
stdin 
Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:10:7: error: invalid initialization of non-const reference of type ‘int&’ from an rvalue of type ‘int’
  foo(3);
       ^
prog.cpp:5:6: error: in passing argument 1 of ‘void foo(T&) [with T = int]’
 void foo (T& a)
      ^
stdout 
Standard output is empty
https://ideone.com/U2AIYv
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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