#2355: Building NDP fails with GHC panic on x86_64
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Reporter: Nolari | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 6.9
Severity: major | Resolution:
Keywords: ndp ghc panic | Difficulty: Unknown
Testcase: | Architecture: x86_64 (amd64)
Os: Linux |
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Comment (by simonpj):
Sorry about that. It turned out to be a subtle simplifier scoping bug,
triggered by the desugarer changes, which meant it took a while to find.
I have a patch, but I have not had time to validate it, and I'm about to
go away. For now, just use -fno-ds-multi-tyvar
Simon
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2355#comment:4>
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