[Bug c++/108216] Wrong offset for (already-constructed) virtual base during construction of full object

[arthur.j.odwyer at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108216

--- Comment #1 from Arthur O'Dwyer <arthur.j.odwyer at gmail dot com> ---
Possibly tangentially related: #70644, #81051