[Bug libstdc++/86130] Expect SIGSEGV but program just silently exits

[p.sanders at alpinesoft dot co.uk]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86130

--- Comment #2 from Paul Sanders <p.sanders at alpinesoft dot co.uk> ---
Hi Martin,

Thanks very much for your prompt reply, and I completely agree with your
viewpoint.

I therefore hereby request that libstc++ stops behaving like that and just lets
the SIGSEGV happen.  The current behaviour is very unfriendly.