[GHC] #1575: Arrow: No match in record selector Var.tcTyVarDetails

[GHC]

#1575: Arrow: No match in record selector Var.tcTyVarDetails
--------------------------------+-------------------------------------------
  Reporter:  guest              |          Owner:       
      Type:  bug                |         Status:  new  
  Priority:  normal             |      Milestone:       
 Component:  libraries (other)  |        Version:  6.7  
  Severity:  normal             |       Keywords:       
Difficulty:  Unknown            |             Os:  Linux
  Testcase:                     |   Architecture:  x86  
--------------------------------+-------------------------------------------
'''compile error'''
 {{{
 ../../compiler/stage1/ghc-inplace -package-name arrows-0.2.1 -hide-all-
 packages -split-objs -i -idist/build/autogen -idist/build -i. -Idist/build
 -odir dist/build -hidir dist/build -package base-2.1 -O -O -fglasgow-exts
 -fallow-undecidable-instances -idist/build  -H16m -O -O -Rghc-timing
 -fgenerics -c Control/Arrow/Transformer/Automaton.hs -o
 dist/build/Control/Arrow/Transformer/Automaton.o  -ohi
 dist/build/Control/Arrow/Transformer/Automaton.hi
 ghc-6.7.20070801: panic! (the 'impossible' happened)
   (GHC version 6.7.20070801 for i386-unknown-linux):
         No match in record selector Var.tcTyVarDetails

 Please report this as a GHC bug:  http://www.haskell.org/ghc/reportabug

 <<ghc: 33220744 bytes, 5 GCs, 135168/135168 avg/max bytes residency (1
 samples), 17M in use, 0.00 INIT (0.00 elapsed), 0.04 MUT (0.05 elapsed),
 0.02 GC (0.02 elapsed) :ghc>>
 make[2]: *** [dist/build/Control/Arrow/Transformer/Automaton.o] Error 1
 make[2]: Leaving directory `/home/david/repos/ghc/libraries/arrows'
 make[1]: *** [make.library.arrows] Error 2
 make[1]: Leaving directory `/home/david/repos/ghc/libraries'
 make: *** [stage1] Error 2
 }}}

 '''uname -a'''
 {{{
 Linux wrath 2.6.21-2-686 #1 SMP Wed Jul 11 03:53:02 UTC 2007 i686
 GNU/Linux
 }}}
 '''gcc -v'''
 {{{
 Using built-in specs.
 Target: i486-linux-gnu
 Configured with: ../src/configure -v --enable-
 languages=c,c++,fortran,objc,obj-c++,treelang --prefix=/usr --enable-
 shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext
 --enable-threads=posix --enable-nls --with-gxx-include-
 dir=/usr/include/c++/4.1.3 --program-suffix=-4.1 --enable-__cxa_atexit
 --enable-clocale=gnu --enable-libstdcxx-debug --enable-mpfr --with-
 tune=i686 --enable-checking=release i486-linux-gnu
 Thread model: posix
 gcc version 4.1.3 20070629 (prerelease) (Debian 4.1.2-13)
 }}}
 '''ghc --version'''
 {{{
 The Glorious Glasgow Haskell Compilation System, version 6.7.20070731
 }}}

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/1575>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler