[Haskell-cafe] Downside of -fglasgow-extensions

Don Stewart dons at galois.com
Wed Nov 28 13:53:22 EST 2007

> Hello,
> I'm trying to build diverse packages from Hackage with ghc 6.8.1,
> they usually fail to build because of missing language extensions.
> Sometimes I am unable to determine the proper name of the extension  
> missing in .cabal
> I tend to slap {- #OPTIONS -fglasgow-exts #-} at the top of the  
> troublesome file.
> It works, but out of curiosity, what is the downside of such an  
> approach ? (bigger executables ?)

Can you list which packages failed to build out of the box?

 -- Don

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