[LTP] [PATCH] waitid10: Fix when coredumps are piped
Cyril Hrubis
chrubis@suse.cz
Mon Mar 21 16:29:16 CET 2022
Hi!
> Reviewed-by: Richard Palethorpe <rpalethorpe@suse.com>
>
> BTW I thought that division by zero actually just resulted in zero or
> INT_MAX on some platforms? (e.g. ARM)
>
> It's undefined behaviour, so I fail to see how this test has ever worked
> on some architectures. Perhaps we should dereference a null/invalid
> pointer instead?
That wouldn't work since we are trying to get SIGFPE not SIGSEGV.
See:
http://patchwork.ozlabs.org/project/ltp/patch/20220310105533.3012-1-chrubis@suse.cz/
Also if you can review this patch as well...
--
Cyril Hrubis
chrubis@suse.cz
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