https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116385

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
In fact I see no RID_TYPEID cp_unevaluated so that's probably the problem. 
Even C++11 said "The expression is an unevaluated operand."

Probably a dup of bug 68604.

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