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Date: Tue, 01 Nov 2011 23:40:51 +0400
From: Michael Tokarev <mjt@....msk.ru>
To: owl-dev@...ts.openwall.com
CC: Vasiliy Kulikov <segoon@...nwall.com>
Subject: Re: kernel size

On 24.10.2011 21:56, Vasiliy Kulikov wrote:
[]
>> I find it weird that the kernel became smaller for x86_64 (by approx. 1%),
>> but significantly larger for i686 (by approx. 7%).  This might indicate a
>> problem that we'd want to deal with irrespective of any size limits.
> 
> This might be kernel optimizations for specific gcc version (Something
> between 3.x and 4.x), which might be wrong for other versions.  I suppose
> if we try to compile Linux 2.6.32, we would get more adequate numbers
> (IOW, with the upgrade from 4.4 to 4.6).

For 32bit code, gcc4.6 produces significantly (sometimes >25%) larger
executables than 4.4 did.  I haven't investigated this further.

/mjt

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