https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99160
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2021-08-12 Known to fail| |4.1.2 Blocks| |12944 Ever confirmed|0 |1 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Confirmed. Though MSVC agrees with GCC: <source>(14): error C2247: 'A::C::type' not accessible because 'B' uses 'private' to inherit from 'A' Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12944 [Bug 12944] [meta-bug] C++ name-lookup problems