Hi Simon, It's strange because I was not getting that before (say 2 weeks ago) and as far as I know I have not changed my build type (always been "quick"). I'll try to see if playing around with -O will change things and report back.
Thanks! Alfredo > On 12/giu/2014, at 16:36, Simon Peyton Jones <[email protected]> wrote: > > Does not happen for me. Maybe you are compiling without –O (odd, but > possible)? mapMaybeFB is mentioned only inside a RULE, so perhaps it’s > regarded as un-referenced without –O? > > Simon > > From: ghc-devs [mailto:[email protected]] On Behalf Of Alfredo Di > Napoli > Sent: 12 June 2014 12:31 > To: [email protected] > Subject: Getting error about unused instances during "sh validate" > > Hello guys, > > am I the only one to get the following when I run "sh validate"? > > > libraries/base/Data/Maybe.hs:139:1: Warning: > Defined but not used: ‘mapMaybeFB’ > > <no location info>: > Failing due to -Werror. > make[1]: *** [libraries/base/dist-install/doc/html/base/base.haddock] Error 1 > make[1]: *** Waiting for unfinished jobs.... > make: *** [all] Error 2 > > > I'm working on this ticket, but I can't see how that can be related: > > https://ghc.haskell.org/trac/ghc/ticket/8226 > > Thanks! > Alfredo
_______________________________________________ ghc-devs mailing list [email protected] http://www.haskell.org/mailman/listinfo/ghc-devs
