[Bug sanitizer/95137] Sanitizers seem to be missing support for coroutines

[rafael at espindo dot la]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95137

--- Comment #12 from Rafael Avila de Espindola <rafael at espindo dot la> ---
(In reply to Martin Liška from comment #6)
> Thank you, can you please attach a pre-processed file (-E) so that one
> doesn't need to clone seastar repository?

The testcase that is attached doesn't require any seastar headers, just linking
with libseastar.a.

I will try to reduce it to a self contained test.