Can't build nofib

[Simon Peyton Jones]

>
> I would recommend —allow-newer rather than rebuilding with 9.4. In
> retrospect, 9.4 implies base == 4.17, but nofib seems to only allow < 4.17,
> which would leave 9.4 out.


Oh wow -- so there is *no* version of GHC that works as a bootstrap GHC.
That seems bad.  Very bad.

I see a patch from Andreas -- maybe that fixes it?

Meanwhile, --allow-newer I guess.

Simon

On Wed, 12 Jul 2023 at 12:50, Rodrigo Mesquita <rodrigo.m.mesquita at gmail.com>
wrote:

> I would recommend —allow-newer rather than rebuilding with 9.4. In
> retrospect, 9.4 implies base == 4.17, but nofib seems to only allow < 4.17,
> which would leave 9.4 out.
>
> Rodrigo
>
> On 12 Jul 2023, at 12:48, Simon Peyton Jones <simon.peytonjones at gmail.com>
> wrote:
>
> Thanks.  That is very unfortunate: ./configure does not issue any
> complaint.
>
> I upgraded from 9.2 because GHC won't compile with 9.2 any more.  But now
> you are saying that nofib won't build with 9.6?  So that leaves 9.4 only.
>
> Well I can install 9.4 and rebuild everything.  But really, it would be
> good if configure complained if you are using a boot compiler that won't
> work.  That's what configure is for!
>
> Simon
>
> On Wed, 12 Jul 2023 at 12:41, Rodrigo Mesquita <
> rodrigo.m.mesquita at gmail.com> wrote:
>
>> From the error message it looks like you’re using ghc-9.6(and base 4.18)
>> while nofib requires base < 4.17.
>> I’d say as a temporary workaround you can likely run your invocation
>> additionally with —allow-newer, and hope that doesn’t break. Otherwise you
>> could downgrade to 9.4 or bump the version manually in the cabal file of
>> nofib?
>>
>> Rodrigo
>>
>> On 12 Jul 2023, at 12:38, Simon Peyton Jones <simon.peytonjones at gmail.com>
>> wrote:
>>
>> Friends
>>
>> With a clean HEAD I can't build nofib.  See below.  What should I do?
>>
>> Thanks
>>
>> Simon
>>
>> (cd nofib; cabal v2-run -- nofib-run
>> --compiler=`pwd`/../_build/stage1/bin/ghc --output=`date -I`)
>> Resolving dependencies...
>> Error: cabal: Could not resolve dependencies:
>> [__0] trying: nofib-0.1.0.0 (user goal)
>> [__1] next goal: base (dependency of nofib)
>> [__1] rejecting: base-4.18.0.0/installed-4.18.0.0 (conflict: nofib =>
>> base>=4.5 && <4.17)
>> [__1] skipping: base-4.18.0.0, base-4.17.1.0, base-4.17.0.0 (has the same
>> characteristics that caused the previous version to fail: excluded by
>> constraint '>=4.5 && <4.17' from 'nofib')
>> [__1] rejecting: base-4.16.4.0, base-4.16.3.0, base-4.16.2.0,
>> base-4.16.1.0,
>> base-4.16.0.0, base-4.15.1.0, base-4.15.0.0, base-4.14.3.0, base-4.14.2.0,
>> base-4.14.1.0, base-4.14.0.0, base-4.13.0.0, base-4.12.0.0, base-4.11.1.0,
>> base-4.11.0.0, base-4.10.1.0, base-4.10.0.0, base-4.9.1.0, base-4.9.0.0,
>> base-4.8.2.0, base-4.8.1.0, base-4.8.0.0, base-4.7.0.2, base-4.7.0.1,
>> base-4.7.0.0, base-4.6.0.1, base-4.6.0.0, base-4.5.1.0, base-4.5.0.0,
>> base-4.4.1.0, base-4.4.0.0, base-4.3.1.0, base-4.3.0.0, base-4.2.0.2,
>> base-4.2.0.1, base-4.2.0.0, base-4.1.0.0, base-4.0.0.0, base-3.0.3.2,
>> base-3.0.3.1 (constraint from non-upgradeable package requires installed
>> instance)
>> [__1] fail (backjumping, conflict set: base, nofib)
>> After searching the rest of the dependency tree exhaustively, these were
>> the
>> goals I've had most trouble fulfilling: base, nofib
>>
>> make: *** [/home/simonpj/code/Makefile-spj:39: nofib] Error 1
>>
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>>
>>
>
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