Re: [Xen-ia64-devel] [patch] remove global zero initializers

[Jes Sorensen <jes@xxxxxxx>]

Tristan Gingold wrote:
> On Fri, Dec 15, 2006 at 11:09:03AM +0100, Jes Sorensen wrote:
> > Hi,
> >
> > This one falls in the micro optimisation area, but still. No reason to
> > zero initialize global variables.
> Hi,
>
> just FYI, gcc is supposed to automatically put 0 initialized variables into
> bss.  See `-fno-zero-initialized-in-bss' option.
Hmmm, I know we make the same changes to the kernel and I think it's a
good thing to do<tm>. But thanks for the hint, I need to check that
argument - it wasn't there when I started playing with gcc :-)

Cheers,
Jes

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