gcc-4.4.0/gcc/testsuite/g++.dg/cpp0x/auto13.C

// PR c++/38597
// { dg-options "-std=c++0x" }

template<class T, class U>
auto f(T,U) -> decltype(T() + U())
{ return T() + U(); }

template<class T> void g(T){}

int main() { g(f); }		// { dg-error "no matching function" }