[Bug c++/70637] Ambiguity error invoking a constructor with double brace initialization

[arthur.j.odwyer at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70637

--- Comment #2 from Arthur O'Dwyer <arthur.j.odwyer at gmail dot com> ---
I should add, this is a bug in trunk, I don't know why the "Version" is set to
GCC 5.2. :)