[Bug libstdc++/70845] [6/7 Regression] inherited piecewise_construct_t constructor from std::pair by "using-declarations" is missing

[ville.voutilainen at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70845

Ville Voutilainen <ville.voutilainen at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |jason at redhat dot com

--- Comment #7 from Ville Voutilainen <ville.voutilainen at gmail dot com> ---
If I use my_pair directly, gcc accepts the code. Once the inherited constructor
and my_real_pair are thrown into the mix, gcc starts rejecting the code.