#4349: ASSERT failed! file compiler/types/FamInstEnv.lhs
----------------------------------+-----------------------------------------
Reporter: daniel.is.fischer | Owner:
Type: bug | Status: new
Priority: normal | Milestone:
Component: Compiler | Version: 7.1
Keywords: | Testcase:
Blockedby: | Difficulty:
Os: Linux | Blocking:
Architecture: x86 | Failure: Building GHC failed
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Comment(by daniel.is.fischer):
Without -dcore-lint, the build went through. Trying the original settings
with `ASSERT2`, it failed again, at the same point
{{{
WARNING: file compiler/stranal/WwLib.lhs line 435
mkWWcpr: non-algebraic or open body type Data.Vector.Unboxed.Base.MVector
s_a1Km (a_a1Kk, b_a1Kl)
Interesting! A join var that isn't let-no-escaped
[$j{v s2go} [lid]]
Interesting! A join var that isn't let-no-escaped
[$j{v s2i3} [lid]]
Interesting! A join var that isn't let-no-escaped
[$j{v s2k7} [lid]]
Interesting! A join var that isn't let-no-escaped
[$j{v s2mA} [lid]]
<<ghc: 350473104 bytes, 24 GCs, 4297824/9371288 avg/max bytes residency (3
samples),
38M in use, 0.01 INIT (0.00 elapsed), 1.71 MUT (1.79 elapsed), 0.22 GC
(0.22 elapsed) :ghc>>
ghc-stage2: panic! (the 'impossible' happened)
(GHC version 7.1.20100928 for i386-unknown-linux):
ASSERT failed! file compiler/types/FamInstEnv.lhs line 322
vector-0.7:Data.Vector.Unboxed.Base.Vector{tc rc3} []
Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug
<<ghc: 490202972 bytes, 42 GCs, 5797537/12679584 avg/max bytes residency
(4 samples),
39M in use, 0.01 INIT (0.00 elapsed), 2.29 MUT (2.34 elapsed), 0.39 GC
(0.39 elapsed) :ghc>>
make[1]: *** [libraries/vector/dist-install/build/Data/Vector/Unboxed.o]
Fehler 1
make: *** [all] Fehler 2
}}}
(It's now line 322 because I inserted the ASSERT2 after the commented-out
line 321.)
Not overly informative output, I guess.
--
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4349#comment:7>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
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