Ah, that explains why the hackage page mysteriously got fixed. Thanks for looking into this Ross.<div><br></div><div>It still feels like this'll start biting more folks down the road. I've created the following cabal ticket so it can be tracked:</div>
<div><br></div><div> <a href="https://github.com/haskell/cabal/issues/978">https://github.com/haskell/cabal/issues/978</a> </div><div><br></div><div>However, my understanding of the problem is rather incomplete; please feel free to add comments to the ticket.</div>
<div><br></div><div>-Levent.</div><div><br></div><div><div class="gmail_quote">On Tue, Jul 17, 2012 at 10:26 AM, Ross Paterson <span dir="ltr"><<a href="mailto:ross@soi.city.ac.uk" target="_blank">ross@soi.city.ac.uk</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">With ghc 7.4.1, cabal-install 0.13.3 and Cabal 1.14.0,<br>
<br>
% cabal install --avoid-reinstalls sbv-2.2<br>
<br>
fails to find a plan without reinstalls, and recommends --solver=modular.<br>
<br>
% cabal install --solver=modular --avoid-reinstalls sbv-2.2<br>
<br>
reinstalls template-haskell-2.6.0.0, which breaks the GHC installation.<br>
<br>
I've added the suggested --constraint='template-haskell==2.7.0.0'<br>
option as a workaround, but it seems the --avoid-reinstalls option is<br>
being ignored.<br>
<div class="HOEnZb"><div class="h5"><br>
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