On Sat, Nov 22, 2014 at 09:42:43PM +0100, Jakub Wilk wrote:
> * Henrique de Moraes Holschuh <hmh@debian.org>, 2014-11-21, 17:34:
> >i386:
> > __asm__("pushf\norl $0x40000,(%esp)\npopf");
>
> It works! Actually, it works so well it makes puts("hello world") die with
> SIGBUS. :-(
Yeah, that's my experience, too. glibc is not alignment check-safe on
i386 and amd64. If you turn it on in an LD_PRELOAD using _init, it
segfaults before main.
--
brian m. carlson / brian with sandals: Houston, Texas, US
+1 832 623 2791 | http://www.crustytoothpaste.net/~bmc | My opinion only
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