gcc-4.9/gcc/testsuite/g++.dg/cpp0x/temp_default3.C


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// { dg-do compile { target c++11 } }

template<typename T, typename U = typename T::value_type>
void f(T);

void f(...);

struct X {
  typedef int value_type;
};

void g()
{
  f(X()); // okay
  f(17); // okay?
}