LGPLv3 and GPLv2 incompatibility

Matthew Flaschen matthew.flaschen at gatech.edu
Thu Aug 2 02:30:16 UTC 2007

Wilson, Andrew wrote:
> David Woolley wrote:
>> Wilson, Andrew wrote:
>>> allowing a GPLv2/LPGLv3 combined work by allowing such a
>>> combined work to be governed by GPLv2's copyleft under LGPLv3.
>> Which would allow trivial downgrading any V3 licensed code by adding
> V2 
>> code with no real purpose other than to benefit from the proposed 
>> special case.
> This is quite correct.
> Two points:
> 1) There is a great deal of GPLv2 code in the world.  As 'special cases'
>    go, this one is extremely likely to occur in practice.

I wouldn't say there is a great deal of GPLv2-only code in the world.  I 
can think of only a few significant programs with that license.

Matt Flaschen

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