[Bug lto/82172] Destruction of basic_string in basic_stringbuf::overflow with _GLIBCXX_USE_CXX11_ABI=0, -flto, and C++17 mode results in invalid delete

[dave.gittins at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82172

--- Comment #21 from Gubbins <dave.gittins at gmail dot com> ---
(In reply to Martin Liška from comment #20)
> Your failure happens even w/o LTO, am I right?
> But yes, the problem looks very similar to what happens for ld.bfd.

You are right.

Does anyone know how I would raise this with someone who can fix it on the
Darwin side? Or could it be worked around by gcc?