Loading this module causes panic in interpreter.
This file causes a panic when I try to load it in ghci
; but it compiles
okay with ghc
.
Loading package ghc-prim ... linking ... done.
Loading package integer ... linking ... done.
Loading package base ... linking ... done.
Prelude> :load Submutations.hs
[1 of 1] Compiling Submutations ( Submutations.hs, interpreted )
ghc: panic! (the 'impossible' happened)
(GHC version 6.10.4 for i386-apple-darwin):
schemeE(AnnCase).my_discr __word 0
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
>
This bug has been observed with 6.10.3 on OS X and 6.10.4 on both OS X and x86_64 Linux.
When the definition of permutations
is commented out and replaced with
undefined
, the problem goes away.
Trac metadata
Trac field | Value |
---|---|
Version | 6.10.4 |
Type | Bug |
TypeOfFailure | OtherFailure |
Priority | normal |
Resolution | Unresolved |
Component | GHCi |
Test case | |
Differential revisions | |
BlockedBy | |
Related | |
Blocking | |
CC | |
Operating system | |
Architecture |