Another CPP gotcha for the manual
carter.schonwald at gmail.com
Mon Nov 4 18:37:42 UTC 2013
Maybe we should experiment with it a bit more seriously. With cabal 1.18
it's super easy to tell ghc to call an external program for the cpp pass.
And that's our current source of problems.
On Monday, November 4, 2013, Malcolm Wallace wrote:
> 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.)
> 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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