The same happens when I build GHC head's haddock.
On Fri, Sep 12, 2008 at 10:00 AM, Mitchell, Neil
<[EMAIL PROTECTED]> wrote:
> Hi
>
> Using GHC Head from yesterday, I am encountering loads of warnings about
> too many specialisations for one function. Some of these warning
> messages take up at least 10 screens. To give just one example, when
> compiling haddock, the Hoogle backend gives:
>
> C:\ghc\ghc-6.9.20080905\bin\ar.exe: creating
> dist\build\libHShaddock-2.2.2.a
> [21 of 24] Compiling Haddock.Backends.Hoogle (
> src\Haddock\Backends\Hoogle.hs,
> dist\build\haddock\haddock-tmp\Haddock\Backends\Hoogle.o )
> SpecConstr: too many specialisations for one function (see
> -fspec-constr-count):
> Function: main:Haddock.Backends.Hoogle.dropComment{v r4Gf} [lid]
> Specialisations: [([],
> [ghc-prim:GHC.Types.[]{(w) v 6n} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}]),
> ([sc_s73l{v} [lid], sc_s73m{v} [lid]],
> [ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid]
> sc_s73m{v} [lid])
> sc_s73l{v} [lid]]),
> ([],
> [ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.[]{(w) v 6n} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o})]),
> ([sc_s73n{v} [lid], sc_s73o{v} [lid]],
> [ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid]
> sc_s73o{v} [lid])
> sc_s73n{v} [lid])]),
> ([],
> [ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.[]{(w) v 6n} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc
> 3o}))]),
> ([sc_s73p{v} [lid], sc_s73q{v} [lid]],
> [ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid] '-')
> (ghc-prim:GHC.Types.:{(w) v 65} [gid]
> @ ghc-prim:GHC.Types.Char{(w) tc 3o}
> (ghc-prim:GHC.Types.C#{(w) v 63} [gid]
> sc_s73q{v} [lid])
> sc_s73p{v} [lid]))])]
> Linking dist\build\haddock\haddock.exe ...
>
> These messages obscure any real warnings and are quite verbose. Are they
> debug markings that accidentally got committed? In general, given things
> like this, is it work reporting them - or just ignoring them until a
> release candidate?
>
> Thanks
>
> Neil
>
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