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Re: [C++ Patch / RFC] PR 50870

... forgot the testcase, sorry.

Paolo.

////////////////////// 
// PR c++/50870
// { dg-options "-std=gnu++0x" }

template <class V>
  struct impl
  {
    template <class T> static T create();
  };

template <class T, class U, class V, class
	  = decltype(impl<V>::template create<T>()
		     -> impl<V>::template create<U>())>
struct tester { };

tester<impl<float>*, int, float> ti;

template <class T, class U, class V, class
	  = decltype(impl<V>::template create<T>()
		     -> impl<V>::template create<U>())>
int test() { return 0; }

int i = test<impl<float>*, int, float>();
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