2010/2/9 Shachar Shemesh <shac...@shemesh.biz>

>  ronys wrote:
>
> Hi Shachar,
>
> Interesting problem. Here are some thoughts:
>
> Can you control the level of optimization used by the customer? Does -O0
> create identical object code?
>
>  Havn't tested yet, but my gut feeling is "yes".
>
>  What are the differences in code? Perhaps they're related to the
> different paths? (If the lengths of the paths are different, and they're
> stored somewhere in the object code, that'll change the results)
>
> The question is why should identical source code produce different paths
> when compiled with the same compiler?
>

If the absolute path is included (I think -g does that). The mount point in
the two environments may be called differently.

>
>
> You might also want to compare the assembly-language output (-S) to narrow
> down the problem.
>
> -d is better, as it does not overlay the source. If you read what I wrote -
> that was what I was doing.
>
>
> If the customer needs cygwin for internal use, I'd suggest using a
> virtualization solution such as VirtualBox instead - the integration with
> Windows is quite impressive.
>
> At this point in time, it will have to remain a dual environment.
>
>
> Shachar
>
> --
> Shachar Shemesh
> Lingnu Open Source Consulting Ltd.http://www.lingnu.com
>
>
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>
>


-- 
Orna Agmon Ben-Yehuda.
http://ladypine.org
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