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Date: Thu, 28 Aug 2008 01:05:58 -0400
From: Erik Winkler <>
Subject: Re: HMAC-MD5 SSE2 fails under Cygwin

On Aug 27, 2008, at 9:48 PM, Solar Designer wrote:

> On Tue, Aug 26, 2008 at 07:34:10PM -0400, Random Intentions wrote:
>> I think I've found an issue with a piece of the latest jumbo
>> patch that was posted, though I'm not sure how to fix it.  Basically,
>> I'm doing a compilation under win32/cygwin of with the jumbo
>> patch applied.  Everything compiles clean, but if I use 'make
>> win32-cygwin-x86-sse2' to do the build, then run a 'john --test' it
>> fails here:
>> Benchmarking: HMAC MD5 SSE2 [hmac-md5 SSE2]...   18682 [main] john  
>> 2540 _cygtls:
>> :handle_exceptions: Exception: STATUS_ACCESS_VIOLATION

Your Cygwin install or the system you are running it on may be  
suspect.  Here is my result with the on a 1.6Ghz P4 system  
running WindowsXP.  I am running Cygwin 5.1 with gcc-3.4.4.

Benchmarking: HMAC MD5 SSE2 [hmac-md5 SSE2]... DONE
Raw:	1032K c/s


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