Comments (5)
rahulmutt
commented on May 20, 2024
How was the code above generated?
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klapaucius
commented on May 20, 2024
ghc -O2 -ddump-simpl -dsuppress-all -ddump-to-file
ghc 8.0.1
from
primes = 2:3:filter isPrime [5,7..] :: [Int]
isPrime x = all (/= 0) . map (rem x) . takeWhile ((<= x) . (^2)) $ primes
main = print . length . takeWhile (<= 2^24) $ primesedited, core -> haskell
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rahulmutt
commented on May 20, 2024
I am unable to reproduce that bug. Instead, I get this exception:
Exception in thread "main" java.util.NoSuchElementException
at java.util.Vector$Itr.next(Vector.java:1136)
at ghcvm.runtime.thunk.UpdateFrame.doRaiseAsync(UpdateFrame.java:28)
at ghcvm.runtime.stg.Capability.raiseAsync(Capability.java:952)
at ghcvm.runtime.stg.Capability.throwToSingleThreaded__(Capability.java:870)
at ghcvm.runtime.stg.Capability.throwToSingleThreaded(Capability.java:854)
at ghcvm.runtime.stg.Capability.detectDeadlock(Capability.java:493)
at ghcvm.runtime.stg.Capability.schedule(Capability.java:156)
at ghcvm.runtime.RtsScheduler.scheduleWaitThread(RtsScheduler.java:57)
at ghcvm.runtime.Rts.evalLazyIO(Rts.java:91)
at ghcvm.runtime.Rts.hsMain(Rts.java:36)
at ghcvm.main.main(Unknown Source)
Can you make sure that you are the most recent commit and do a ./cleaninstall.sh and let me know the result?
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klapaucius
commented on May 20, 2024
klapaucius@u1604:~/sievej/dist/build/sievej$ java -version
openjdk version "1.8.0_91"
OpenJDK Runtime Environment (build 1.8.0_91-8u91-b14-3ubuntu1~16.04.1-b14)
OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode)
klapaucius@u1604:~/sievej/dist/build/sievej$ java -classpath sievej.jar ghcvm.main
Exception in thread "main" java.lang.VerifyError: Expecting a stackmap frame at branch target 12
Exception Details:
Location:
main/Main$mainzuwgo1zuX7qh.enter(Lghcvm/runtime/stg/StgContext;)V @149: goto
Reason:
Expected stackmap frame at this location.
Bytecode:
0x0000000: 2b05 b600 184d 2b06 b600 184e 2bb6 001e
0x0000010: 3605 2c2b b600 222b 1505 b600 252b 04b6
0x0000020: 0018 3a04 1904 c000 29b6 002b 049f 0073
0x0000030: 1904 c000 0959 b400 303a 0659 b400 343a
0x0000040: 0757 2bb6 001e 3609 2bb4 0037 59bb 003d
0x0000050: 5919 06b2 003f b700 42b6 0045 572b 05b2
0x0000060: 004b b600 50b2 0053 2bb6 002e 2b15 09b6
0x0000070: 0025 2b04 b600 183a 0819 08c0 0029 b600
0x0000080: 2b04 9f00 16bb 000c 592d b700 563a 0a19
0x0000090: 074d 190a 4ea7 ff77 2d2b b600 2ea7 0008
0x00000a0: 2d2b b600 2eb1
Stackmap Table:
full_frame(@152,{Object[#4],Object[#22],Object[#28],Object[#28],Object[#28],Integer,Object[#28],Object[#28],Object[#28],Integer},{})
full_frame(@157,{Object[#4],Object[#22],Object[#28],Object[#28],Object[#28],Integer,Object[#28],Object[#28],Object[#28],Integer},{})
full_frame(@160,{Object[#4],Object[#22],Object[#28],Object[#28],Object[#28],Integer},{})
full_frame(@165,{Object[#4],Object[#22],Object[#28],Object[#28],Object[#28],Integer},{})
at main.Main.<clinit>(Unknown Source)
at ghcvm.main.main(Unknown Source)from eta.
rahulmutt
commented on May 20, 2024
@klapaucius I have added a patch to codec-jvm that may fix this bytecode error - can you pull the new commits to master and do a ./cleaninstall.sh and let me know if it fixes your problem?
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