[Numpy-discussion] Is distributing GPL + exception dll in the windows installer ok

[Matthieu Brucher]

Hi David,

Is every GPL part GCC related? If yes, GCC has a licence that allows to
redistribute its runtime in any program (meaning the program's licence is
not relevant).

Cheers,

Matthieu

2011/10/30 David Cournapeau <cournape at gmail.com>

> Hi,
>
> While testing the mingw gcc 3.x -> 4.x migration, I realized that some
> technical requirements in gcc 4.x have potential license implications.
> In short, it is more difficult now than before to statically link
> gcc-related runtimes into numpy/scipy. I think using the DLL is safer
> and better, but it means the windows installers will contain GPL code.
> My understanding is that this is OK because the code in question is
> GPL + exception, meaning the usual GPL requirements only apply to
> those runtimes, and that's ok ?
>
> cheers,
>
> David
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