[Bug c++/51213] [C++11][DR 1170] Access control checking has to be done under SFINAE conditions

[mizvekov at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51213

--- Comment #22 from Matheus Izvekov <mizvekov at gmail dot com> ---
Apologies, it was a problem on my end!
The fault was just clang and gcc having different default binary names on msys,
'a.out' vs 'a.exe', and me using a stale exe when testing gcc...
Sorry!