[Bug libstdc++/119861] std::formatter specialization for map-like range has set_separator()/set_brackets()

[tkaminsk at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119861

--- Comment #2 from Tomasz Kamiński <tkaminsk at gcc dot gnu.org> ---
Indeed. It does not seem to make much sense, to disallow people to adjust the
brackets/separators for map and set, while allowing it for sequence, but that
it was standard says.