[Bug c++/58753] Brace-initializing a vector with a direct-initialization NSDMI doesn't work in a template

[ville.voutilainen at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58753

--- Comment #11 from Ville Voutilainen <ville.voutilainen at gmail dot com> ---
(In reply to Paolo Carlini from comment #10)

Looks somewhat similar, but not identical. In this particular
bug it doesn't seem to be a case of explicitness being the problem.