[Bug c++/110463] [13/14 Regression] Mutable subobject is usable in a constant expression

[fchelnokov at gmail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110463

--- Comment #5 from Fedor Chelnokov <fchelnokov at gmail dot com> ---
Thanks a lot for a very quick fix!