| // Test using std::function wrapper. | |
| // { dg-do run { target c++11 } } | |
| #include <functional> | |
| typedef std::function<int()> FN; | |
| template<typename T> | |
| FN f(T fn) | |
| { | |
| return [fn]{return fn(2);}; | |
| } | |
| int main() | |
| { | |
| auto fn = f([](int i){return i*21;}); | |
| if (fn() != 42) | |
| return 1; | |
| return 0; | |
| } |