I VERY much doubt we'll do much to it unless it manifests in 6.10, so don't burn cycles on a test case.
As a matter of interest, though, if it's cheap to try, does -dcore-lint show up anything? Simon | -----Original Message----- | From: [email protected] [mailto:[email protected]] On Behalf Of David | Roundy | Sent: 15 April 2009 17:42 | To: Simon Peyton-Jones | Cc: [email protected] | Subject: Re: error: Iface type variable out of scope: | | I've just tried doing the same compile with ghc 6.10, and it doesn't | run into the same issue. Would you still be interested in a test | case, even though it seems to already be fixed? | | David | | P.S. This was definitely in a clean tree. I thought it sounded like | an incorrect .hi file, so I cleaned it again and again (thinking maybe | I hadn't removed the right .hi file). | | On Wed, Apr 15, 2009 at 9:22 AM, Simon Peyton-Jones | <[email protected]> wrote: | > Usually this kind of thing indicates a stale .hi file. | > | > If it's stale, but GHC should know, then it's a bug. But sometimes it | happens because file modification times are messed up, or you changed version | of GHC or something. | > | > If it happens in a clean tree, it's definitely a bug. | > | > It's not a "known bug" so far as I know, so a reproducible test case would | be fantastic. | > | > Oh: use -dcore-lint. That often nails the error much earlier | > | > Simon | > | > | -----Original Message----- | > | From: [email protected] [mailto:[email protected]] On | Behalf Of | > | David Roundy | > | Sent: 15 April 2009 15:02 | > | To: [email protected] | > | Subject: error: Iface type variable out of scope: | > | | > | Hello ghc folks, | > | | > | I'm getting the following error compiling darcs: | > | | > | [ghc] src/Darcs/Repository/HashedRepo.hs | > | src/Darcs/Patch/Set.hi | > | Declaration for a: | > | Iface type variable out of scope: x10s | > | Cannot continue after interface file error | > | | > | This is with the ghc 6.8.2 that is included in ubuntu Hardy Heron. | > | The code is a bit large, and I haven't yet committed the changes that | > | trigger this (since it won't compile), but I thought I'd just check | > | whether this is a known bug before providing a better report. A | > | googling revealed a bug with the same error message (also revealed by | > | darcs developers) that was in ghc 6.6, but doesn't seem to be related. | > | In that case, the workaround was to avoid using the GADT syntax. | > | | > | Any suggestions? | > | -- | > | David Roundy | > | | > | _______________________________________________ | > | Cvs-ghc mailing list | > | [email protected] | > | http://www.haskell.org/mailman/listinfo/cvs-ghc | > | > | | | | -- | David Roundy
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