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Subject: Re: Problem with Python programs with binary components, who to blame?
To: cygwin@cygwin.com
References: <156f59f4272.c6a11ec33673.3924353846235894325@zoho.com>
From: Marco Atzeri <marco.atzeri@gmail.com>
Message-ID: <19afd29b-3fbb-922f-9b05-e394475f1876@gmail.com>
Date: Sun, 4 Sep 2016 16:43:30 +0200
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On 04/09/2016 16:34, Patrick Pief wrote:
> Hi,
>
> Before writing any formal bug report I thought I might ask first whether the
> problem I am seeing is something that can be even fixed from Cygwin's side.
>
> The issue has to do with the compilation of Python binary packages for Python
> inside Cygwin (Python installed as a Cygwin package as opposed to Python for
> Windows).
> The problem starts to show as gcc warnings: "[…] redeclared without dllimport
> attribute: previous dllimport ignored", and ends with linkers errors such as:
> "relocation truncated to fit [...] against undefined symbol".
>
> I am guessing the problem might actually lie within the Python sources itself
> but I am not entirely sure.
>
> So is this some issue that is even worth further research and filing a bug
> report here?


On windows all symbols must be available at linking time.
Cygwin programs/libraries have the same constrain.

Can you report the full command that produce :
""relocation truncated to fit [...] against undefined symbol"." ?

Are you building a specific program or it is your own development ?

Regards
Marco


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