ghc: panic! FamInstEnv.pprFamInstHdr
I got this message during a compile:
Appraisal/Account/XML.hs:1:0:ghc: panic! (the 'impossible' happened)
(GHC version 6.10.4 for i386-unknown-linux):
FamInstEnv.pprFamInstHdr
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
Unfortunately, I am unable to provide a simplified source file that reproduces the bug.
Trac metadata
Trac field | Value |
---|---|
Version | 6.10.4 |
Type | Bug |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | Compiler |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | |
Architecture |