[Bug c++/50870] [C++0x] [4.6/4.7 Regression] ICE with decltype, operator->, and default template arguments

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50870

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |dodji at gcc dot gnu.org

--- Comment #7 from H.J. Lu <hjl.tools at gmail dot com> 2011-10-28 19:41:40 UTC ---
(In reply to comment #3)
> Uhhm, let's reopen this: first it's a 4.6 Regression too, second we are still
> not Ok for impl template, eg:
> 
> 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;

It is caused by revision 166179:

http://gcc.gnu.org/ml/gcc-cvs/2010-11/msg00065.html