Date: Sat, 14 Sep 2013 20:04:07 -0400 From: Eitan Adler <lists@eitanadler.com> To: Adrian Chadd <adrian@freebsd.org> Cc: freebsd-sparc64 <freebsd-sparc64@freebsd.org>, John-Mark Gurney <jmg@funkthat.com>, "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>, Ian Lepore <ian@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Patch for Cross-Reference Phandles Message-ID: <CAF6rxgmiYxEEBtK2Rt0-PoKfu8MP6gow%2B-Ncx7Ma3LFzGd8e9w@mail.gmail.com> In-Reply-To: <CAJ-Vmonk_cjc%2BwfCqsHdVESMvRMQTP4c2myK9jZr_%2B59GmWLQQ@mail.gmail.com> References: <522CC7E0.9060508@freebsd.org> <5231D8A6.9080501@freebsd.org> <20130914133155.GA32845@alchemy.franken.de> <52346D71.4080407@freebsd.org> <1379173405.1197.7.camel@revolution.hippie.lan> <20130914172735.GX68682@funkthat.com> <1379181341.1197.26.camel@revolution.hippie.lan> <CAJ-Vmonk_cjc%2BwfCqsHdVESMvRMQTP4c2myK9jZr_%2B59GmWLQQ@mail.gmail.com>
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On Sat, Sep 14, 2013 at 7:56 PM, Adrian Chadd <adrian@freebsd.org> wrote:
> ... holy crap. :-)
>
> erm, try writing some code that does something with it:
>
> int foo[2] = { 0, 0 };
>
> main()
> {
> int i;
> for (i = 0; i < 2; i++) {
> foo[i] = i;
> }
> }
>
> .. and then make foo[2] be foo[512] and explicitly set it up to be zero'ed.
> see what happens.
With an explicit zeroing:
text data bss dec hex filename
1572 484 16 2072 818 a.out
Without:
text data bss dec hex filename
1572 484 16 2072 818 a.out
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