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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. template<class X> struct Test {
  5.   static void run (void) {
  6.     cout << "default" <<endl;
  7.   }
  8. };
  9. template<class Z> struct Test<Z&&> {
  10.   static void run (void) {
  11.     cout << "&&" << endl;
  12.   }
  13. };
  14.  
  15. int main() {
  16. 	int dummy = 42;
  17.     int moved = 21;
  18.     int && rv = move (moved);
  19.     int & lv = dummy;
  20.  
  21.     int q = 42;
  22.     int * qptr = &q;
  23.     auto && wtf = &q;
  24.     auto && wtf2 = qptr;
  25.  
  26.     Test<decltype (rv)>:: run ();
  27.     Test<decltype (lv)>:: run ();
  28.     Test<decltype (wtf)>:: run();
  29.     Test<decltype (wtf2)>:: run ();
  30. 	return 0;
  31. }
Success #stdin #stdout 0s 3096KB
comments ()
stdin 
Standard input is empty
stdout 
&&
default
&&
default
https://ideone.com/zSuYMr
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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