[Bug libstdc++/105857] codecvt::do_length causes unexpected buffer overflow

[andysem at mail dot ru via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105857

--- Comment #18 from andysem at mail dot ru ---
Judging just by the backtrace, I don't think so. The backtrace doesn't mention
codecvt::do_length(), it crashes in do_in() with a null pointer.