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panic! (impossible happened) 5.0.2/RH6.2
Recipe to replicate:
0. Install ghc-5.00.2 binary RPM on Red Hat Linux 6.2.
1. Download and untar the raytracer that Galois
Connections submitted to last year's ICFP programming
contest.
http://www.galoisconnections.com/icfp00/raytracer.tar.g
z
2. Edit CSG/Makefile, adding "lang" to the line
reading "HC_PKG = " so that it reads "HC_PKG = lang".
3. At the project's root directory, "make".
4. Error occurs while compiling Parse.hs:
ghc-5.00.2: panic! (the `impossible' happened, GHC
version 5.00.2):
mk_ww_str: not a product ParsecError.SourceName{-
r1d5-}
Trac metadata
| Trac field | Value |
|---|---|
| Version | 5.0 |
| Type | Bug |
| TypeOfFailure | OtherFailure |
| Priority | normal |
| Resolution | ResolvedWon'tFix |
| Component | Compiler |
| Test case | |
| Differential revisions | |
| BlockedBy | |
| Related | |
| Blocking | |
| CC | |
| Operating system | |
| Architecture |