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Date: Tue, 6 Oct 2015 11:04:34 +0200
From: Agnieszka Bielec <bielecagnieszka8@...il.com>
To: john-dev@...ts.openwall.com
Subject: Re: Agnieszka's GSoC formats

2015-10-06 10:16 GMT+02:00 Solar Designer <solar@...nwall.com>:
> On Tue, Oct 06, 2015 at 10:01:32AM +0200, Agnieszka Bielec wrote:
>> 2015-10-06 0:59 GMT+02:00 Solar Designer <solar@...nwall.com>:
>> > On Tue, Oct 06, 2015 at 12:42:53AM +0200, Agnieszka Bielec wrote:
>> >> I modified the code, --dev=3 doesn't segfaults but on super --dev=6
>> >> and my card is slower
>> >>
>> >> on my card it's 1882 c/s -> 1777 c/s
>> >> on --dev=6 it's 6678 c/s -> 5907 c/s
>> >
>> > What modifications did you make?
>>
>> I created this array as long and I'm casting it to int
>
> Are you casting it to int all the time or only sometimes?  If all the
> time, then why create it as long?  If only sometimes, then you're still
> violating strict aliasing rules when those apply.

only sometimes, maybe this is a problem with strict aliasing rules, I
will modify kernel to avoid any casting this array

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