<stacktrace> on windows

[Jonathan Wakely]

On Thu, 24 Nov 2022 at 21:28, Björn Schäpers wrote:
>
> Hi there,
>
> I want to use C++23's <stacktrace> on windows (in particular msys2 MinGW), but
> had to realize that _GLIBCXX_HAVE_STACKTRACE is not defined.
>
> That I got quite easily fixed, and have my copy of libstdc++_libbacktrace.a, but
> using that segfaults immediately. There is no filename inserted into
> __glibcxx_backtrace_create_state and itself does not find one on windows, than
> the error callback is called, which is not provided (nullptr).
>
> When looking at the libbacktrace issues on github [1] I see some more possible
> problems on windows.
>
> I'm willing to work on that,

Great!

> my question is if that repository on github is
> linked in any way to the libbacktrace in gcc? Are changes from there ported to
> the gcc code? Are changes from the gcc code ported to libbacktrace on github?
> Where should I start to work?

it's the same code, and it looks like Ian keeps them synced.