Another CPP gotcha for the manual

[Malcolm Wallace]

AFAIK, it is solely the (L)GPL licence issue.  GHC central preferred to use/distribute the GPL'd gcc compiler rather than the GPL'd cpphs preprocessor.  (No, it made no sense to me either.)

Regards,
    Malcolm


On 4 Nov 2013, at 09:40, Herbert Valerio Riedel wrote:

> Hello Malcolm,
> 
> On 2013-11-04 at 10:28:27 +0100, Malcolm Wallace wrote:
>> Of course, cpphs solved this problem nearly a decade ago.
> 
> Btw, what has been the reason it hasn't been adopted as bundled `cpp`
> replacement in the GHC distribution in the past? (if it remains a
> separate executable, its GPL licence shouldn't be an issue -- after all,
> ghc relies on the gcc executable which is GPL'ed too)
> 
> cheers,
>  hvr
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