// PR c++/37208: SFINAE and deleted functions.
// { dg-do compile { target c++11 } }
template<int> struct A { };
template<typename T>
int& int_if_addable(A<sizeof((*(T*)0) + (*(T*)0))>*);
template<typename T>
float& int_if_addable(...);
struct X { };
struct Y { };
Y operator+(Y, Y);
struct Z { };
Z operator+(Z, Z) = delete;
void f()
{
 float& x = int_if_addable<X>(0);
 int& y = int_if_addable<Y>(0);
 float& z = int_if_addable<Z>(0);
}