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[GHC] #8933: process007: internal error: checkStackFrame: weird activation record found on stack
by GHC 01 May '14

01 May '14

#8933: process007: internal error: checkStackFrame: weird activation record found on stack ------------------------------------+---------------------------------- Reporter: trommler | Owner: Type: bug | Status: new Priority: normal | Milestone: 7.8.1 Component: Compiler | Version: 7.8.1-rc2 Keywords: | Operating System: Linux Architecture: Unknown/Multiple | Type of failure: Runtime crash Difficulty: Unknown | Test Case: process007 Blocked By: | Blocking: Related Tickets: | ------------------------------------+---------------------------------- On an unregisterised compiler process007 segfaults in all WAYS. Here is a stack trace from a run with {{{+RTS -DS}}} on an x86_64 machine: {{{ Starting program: /home/trp/research/ghc- unreg/ghc-7.8/libraries/process/tests/process007 +RTS -DS [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib64/libthread_db.so.1". cap 0: initialised process007: internal error: checkStackFrame: weird activation record found on stack (0x7ffff69050b8 281051976). (GHC version 7.8.0.20140324 for x86_64_unknown_linux) Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug Program received signal SIGABRT, Aborted. 0x00007ffff6a95849 in raise () from /lib64/libc.so.6 (gdb) where #0 0x00007ffff6a95849 in raise () from /lib64/libc.so.6 #1 0x00007ffff6a96cd8 in abort () from /lib64/libc.so.6 #2 0x00000000008172af in rtsFatalInternalErrorFn ( s=0x894080 "checkStackFrame: weird activation record found on stack (%p %d).", ap=0x7fffffffd968) at rts/RtsMessages.c:170 #3 0x0000000000816ee7 in barf ( s=0x894080 "checkStackFrame: weird activation record found on stack (%p %d).") at rts/RtsMessages.c:42 #4 0x00000000008355e2 in checkStackFrame (c=0x7ffff69050b8) at rts/sm/Sanity.c:165 #5 0x000000000083560a in checkStackChunk (sp=0x7ffff69050b8, stack_end=0x7ffff6905390) at rts/sm/Sanity.c:177 #6 0x0000000000836100 in checkSTACK (stack=0x7ffff6905000) at rts/sm/Sanity.c:497 #7 0x0000000000836254 in checkTSO (tso=0x7ffff6905390) at rts/sm/Sanity.c:535 #8 0x000000000082625a in threadStackOverflow (cap=0xd79740 <MainCapability>, tso=0x7ffff6905390) at rts/Threads.c:500 #9 0x000000000082226a in schedule ( initialCapability=0xd79740 <MainCapability>, task=0xd9a4e0) at rts/Schedule.c:528 #10 0x00000000008236b3 in scheduleWaitThread (tso=0x7ffff6905390, ret=0x0, pcap=0x7fffffffdcc0) at rts/Schedule.c:2346 #11 0x0000000000824d63 in rts_evalLazyIO (cap=0x7fffffffdcc0, p=0xbd4da0 <ZCMain_main_closure>, ret=0x0) at rts/RtsAPI.c:500 #12 0x00000000008272de in real_main () at rts/RtsMain.c:63 #13 0x00000000008273d1 in hs_main (argc=3, argv=0x7fffffffde48, main_closure=0xbd4da0 <ZCMain_main_closure>, rts_config=...) at rts/RtsMain.c:114 #14 0x000000000040849f in main () }}} Running without the RTS flags: {{{ Program received signal SIGSEGV, Segmentation fault. 0x00000000008307ed in StgRun (f=0xd79758b8e5894855, basereg=0xd79758 <MainCapability+24>) at rts/StgCRun.c:81 81 f = (StgFunPtr) (f)(); (gdb) where #0 0x00000000008307ed in StgRun (f=0xd79758b8e5894855, basereg=0xd79758 <MainCapability+24>) at rts/StgCRun.c:81 #1 0x0000000000822022 in schedule ( initialCapability=0xd79740 <MainCapability>, task=0xd9a470) at rts/Schedule.c:463 #2 0x00000000008236b3 in scheduleWaitThread (tso=0x7ffff6905390, ret=0x0, pcap=0x7fffffffdcd0) at rts/Schedule.c:2346 #3 0x0000000000824d63 in rts_evalLazyIO (cap=0x7fffffffdcd0, p=0xbd4da0 <ZCMain_main_closure>, ret=0x0) at rts/RtsAPI.c:500 #4 0x00000000008272de in real_main () at rts/RtsMain.c:63 #5 0x00000000008273d1 in hs_main (argc=1, argv=0x7fffffffde58, main_closure=0xbd4da0 <ZCMain_main_closure>, rts_config=...) at rts/RtsMain.c:114 #6 0x000000000040849f in main () }}} The value of f in StgRun looks strange the first three bytes are the same as basereg {{{0xd79758}}}. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8933> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #9060: `cabal` linking error with GHC 7.8.2
by GHC 30 Apr '14

30 Apr '14

#9060: `cabal` linking error with GHC 7.8.2 ----------------------------------+-------------------------- Reporter: pseudonom | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Package system | Version: 7.8.2 Keywords: | Operating System: Linux Architecture: x86_64 (amd64) | Type of failure: Other Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ----------------------------------+-------------------------- First reported on [https://github.com/haskell/cabal/issues/1830 GitHub]. Trying {{{ rm -r .ghc .cabal cabal update cabal install cabal-install # Update from 1.16.0.2 to 1.20.0.0 cabal install polyparse }}} with GHC 7.8.2 throws the following error: {{{ [18 of 18] Compiling Text.ParserCombinators.HuttonMeijer ( src/Text/ParserCombinators/HuttonMeijer.hs, dist/build/Text/ParserCombinators/HuttonMeijer.o ) src/Text/ParserCombinators/HuttonMeijer.hs:53:10: Warning: ‘Parser’ is an instance of Monad but not Applicative - this will become an error in GHC 7.10, under the Applicative-Monad Proposal. src/Text/ParserCombinators/HuttonMeijer.hs:63:10: Warning: ‘Parser’ is an instance of MonadPlus but not Alternative - this will become an error in GHC 7.10, under the Applicative-Monad Proposal. Linking... /usr/bin/ar -r dist/build/libHSpolyparse-1.9.a-12038/libHSpolyparse-1.9.a dist/build/Text/ParserCombinators/HuttonMeijer.o dist/build/Text/ParserCombinators/HuttonMeijerWallace.o dist/build/Text/ParserCombinators/Poly.o dist/build/Text/ParserCombinators/Poly/Base.o dist/build/Text/ParserCombinators/Poly/Result.o dist/build/Text/ParserCombinators/Poly/Parser.o dist/build/Text/ParserCombinators/Poly/Plain.o dist/build/Text/ParserCombinators/Poly/Lazy.o dist/build/Text/ParserCombinators/Poly/StateParser.o dist/build/Text/ParserCombinators/Poly/State.o dist/build/Text/ParserCombinators/Poly/StateLazy.o dist/build/Text/ParserCombinators/Poly/Lex.o dist/build/Text/Parse.o dist/build/Text/ParserCombinators/Poly/ByteString.o dist/build/Text/ParserCombinators/Poly/ByteStringChar.o dist/build/Text/Parse/ByteString.o dist/build/Text/ParserCombinators/Poly/Text.o dist/build/Text/ParserCombinators/Poly/StateText.o /usr/bin/ar: creating dist/build/libHSpolyparse-1.9.a-12038/libHSpolyparse-1.9.a /usr/bin/strip dist/build/libHSpolyparse-1.9.a-12038/libHSpolyparse-1.9.a --strip-unneeded /usr/bin/ghc -shared -dynamic -package-name polyparse-1.9 -no-auto-link- packages -package-db dist/package.conf.inplace -package-id base-4.7.0.0-018311399e3b6350d5be3a16b144df9b -package-id bytestring-0.10.4.0-7de5230c6d895786641a4de344336838 -package-id text-1.1.1.1-dd6849c4a01e66d368eb3b161ca67182 dist/build/Text/ParserCombinators/HuttonMeijer.dyn_o dist/build/Text/ParserCombinators/HuttonMeijerWallace.dyn_o dist/build/Text/ParserCombinators/Poly.dyn_o dist/build/Text/ParserCombinators/Poly/Base.dyn_o dist/build/Text/ParserCombinators/Poly/Result.dyn_o dist/build/Text/ParserCombinators/Poly/Parser.dyn_o dist/build/Text/ParserCombinators/Poly/Plain.dyn_o dist/build/Text/ParserCombinators/Poly/Lazy.dyn_o dist/build/Text/ParserCombinators/Poly/StateParser.dyn_o dist/build/Text/ParserCombinators/Poly/State.dyn_o dist/build/Text/ParserCombinators/Poly/StateLazy.dyn_o dist/build/Text/ParserCombinators/Poly/Lex.dyn_o dist/build/Text/Parse.dyn_o dist/build/Text/ParserCombinators/Poly/ByteString.dyn_o dist/build/Text/ParserCombinators/Poly/ByteStringChar.dyn_o dist/build/Text/Parse/ByteString.dyn_o dist/build/Text/ParserCombinators/Poly/Text.dyn_o dist/build/Text/ParserCombinators/Poly/StateText.dyn_o -o dist/build/libHSpolyparse-1.9-ghc7.8.2.so /usr/bin/ld: cannot find -lHStext-1.1.1.1-ghc7.8.2 collect2: error: ld returned 1 exit status Failed to install polyparse-1.9 Updating world file... cabal: Error: some packages failed to install: polyparse-1.9 failed during the building phase. The exception was: ExitFailure 1 }}} It happens with other packages as well. {{{hashable}}}, for example. The {{{text}}} that {{{polyparse}}} fails on is installed as a transitive dependency of {{{cabal-install}}}: {{{ ... [43 of 43] Compiling Data.Text.Read ( Data/Text/Read.hs, dist/build/Data/Text/Read.o ) Building C Sources... creating dist/build /usr/bin/ghc -c -odir dist/build -Idist/build -Iinclude -optc-O2 -package- db dist/package.conf.inplace -package-id array-0.5.0.0-9f212a0e8caa74d931af75060b4de2ab -package-id base-4.7.0.0-018311399e3b6350d5be3a16b144df9b -package-id bytestring-0.10.4.0-7de5230c6d895786641a4de344336838 -package-id deepseq-1.3.0.2-7160f83fdfe69b3794a2d7a3ad8d4c19 -package-id ghc- prim-0.3.1.0-948744e1f99cc8bcc7c7d3ba60c7c2d8 -package-id integer- gmp-0.5.1.0-dc47f6b546fc171f67a7f7d311684a99 cbits/cbits.c Linking... /usr/bin/ar -r dist/build/libHStext-1.1.1.1.a dist/build/Data/Text.o dist/build/Data/Text/Array.o dist/build/Data/Text/Encoding.o dist/build/Data/Text/Encoding/Error.o dist/build/Data/Text/Foreign.o dist/build/Data/Text/IO.o dist/build/Data/Text/Internal.o dist/build/Data/Text/Internal/Builder.o dist/build/Data/Text/Internal/Builder/Functions.o dist/build/Data/Text/Internal/Builder/Int/Digits.o dist/build/Data/Text/Internal/Builder/RealFloat/Functions.o dist/build/Data/Text/Internal/Encoding/Fusion.o dist/build/Data/Text/Internal/Encoding/Fusion/Common.o dist/build/Data/Text/Internal/Encoding/Utf16.o dist/build/Data/Text/Internal/Encoding/Utf32.o dist/build/Data/Text/Internal/Encoding/Utf8.o dist/build/Data/Text/Internal/Functions.o dist/build/Data/Text/Internal/Fusion.o dist/build/Data/Text/Internal/Fusion/CaseMapping.o dist/build/Data/Text/Internal/Fusion/Common.o dist/build/Data/Text/Internal/Fusion/Size.o dist/build/Data/Text/Internal/Fusion/Types.o dist/build/Data/Text/Internal/IO.o dist/build/Data/Text/Internal/Lazy.o dist/build/Data/Text/Internal/Lazy/Encoding/Fusion.o dist/build/Data/Text/Internal/Lazy/Fusion.o dist/build/Data/Text/Internal/Lazy/Search.o dist/build/Data/Text/Internal/Private.o dist/build/Data/Text/Internal/Read.o dist/build/Data/Text/Internal/Search.o dist/build/Data/Text/Internal/Unsafe.o dist/build/Data/Text/Internal/Unsafe/Char.o dist/build/Data/Text/Internal/Unsafe/Shift.o dist/build/Data/Text/Lazy.o dist/build/Data/Text/Lazy/Builder.o dist/build/Data/Text/Lazy/Builder/Int.o dist/build/Data/Text/Lazy/Builder/RealFloat.o dist/build/Data/Text/Lazy/Encoding.o dist/build/Data/Text/Lazy/IO.o dist/build/Data/Text/Lazy/Internal.o dist/build/Data/Text/Lazy/Read.o dist/build/Data/Text/Read.o dist/build/Data/Text/Unsafe.o dist/build/cbits/cbits.o /usr/bin/ar: creating dist/build/libHStext-1.1.1.1.a /usr/bin/ld -x -r -o dist/build/HStext-1.1.1.1.o dist/build/Data/Text.o dist/build/Data/Text/Array.o dist/build/Data/Text/Encoding.o dist/build/Data/Text/Encoding/Error.o dist/build/Data/Text/Foreign.o dist/build/Data/Text/IO.o dist/build/Data/Text/Internal.o dist/build/Data/Text/Internal/Builder.o dist/build/Data/Text/Internal/Builder/Functions.o dist/build/Data/Text/Internal/Builder/Int/Digits.o dist/build/Data/Text/Internal/Builder/RealFloat/Functions.o dist/build/Data/Text/Internal/Encoding/Fusion.o dist/build/Data/Text/Internal/Encoding/Fusion/Common.o dist/build/Data/Text/Internal/Encoding/Utf16.o dist/build/Data/Text/Internal/Encoding/Utf32.o dist/build/Data/Text/Internal/Encoding/Utf8.o dist/build/Data/Text/Internal/Functions.o dist/build/Data/Text/Internal/Fusion.o dist/build/Data/Text/Internal/Fusion/CaseMapping.o dist/build/Data/Text/Internal/Fusion/Common.o dist/build/Data/Text/Internal/Fusion/Size.o dist/build/Data/Text/Internal/Fusion/Types.o dist/build/Data/Text/Internal/IO.o dist/build/Data/Text/Internal/Lazy.o dist/build/Data/Text/Internal/Lazy/Encoding/Fusion.o dist/build/Data/Text/Internal/Lazy/Fusion.o dist/build/Data/Text/Internal/Lazy/Search.o dist/build/Data/Text/Internal/Private.o dist/build/Data/Text/Internal/Read.o dist/build/Data/Text/Internal/Search.o dist/build/Data/Text/Internal/Unsafe.o dist/build/Data/Text/Internal/Unsafe/Char.o dist/build/Data/Text/Internal/Unsafe/Shift.o dist/build/Data/Text/Lazy.o dist/build/Data/Text/Lazy/Builder.o dist/build/Data/Text/Lazy/Builder/Int.o dist/build/Data/Text/Lazy/Builder/RealFloat.o dist/build/Data/Text/Lazy/Encoding.o dist/build/Data/Text/Lazy/IO.o dist/build/Data/Text/Lazy/Internal.o dist/build/Data/Text/Lazy/Read.o dist/build/Data/Text/Read.o dist/build/Data/Text/Unsafe.o dist/build/cbits/cbits.o In-place registering text-1.1.1.1... /usr/bin/ghc-pkg update - --global --user --package- db=dist/package.conf.inplace directory dist/doc/html/text does exist: False creating /home/intrados/.cabal/share/doc/text-1.1.1.1 Installing LICENSE to /home/intrados/.cabal/share/doc/text-1.1.1.1/LICENSE Installing library in /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2 creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2 creating /home/intrados/.cabal/lib/text-1.1.1.1 creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2 creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Encoding creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder/Int creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder/RealFloat creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Fusion creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy/Encoding creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy/Encoding creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Unsafe creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Builder Installing dist/build/Data/Text.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text.hi Installing dist/build/Data/Text/Array.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Array.hi Installing dist/build/Data/Text/Encoding.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Encoding.hi Installing dist/build/Data/Text/Encoding/Error.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Encoding/Error.hi Installing dist/build/Data/Text/Foreign.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Foreign.hi Installing dist/build/Data/Text/IO.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/IO.hi Installing dist/build/Data/Text/Internal.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal.hi Installing dist/build/Data/Text/Internal/Builder.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder.hi Installing dist/build/Data/Text/Internal/Builder/Functions.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder/Functions.hi Installing dist/build/Data/Text/Internal/Builder/Int/Digits.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder/Int/Digits.hi Installing dist/build/Data/Text/Internal/Builder/RealFloat/Functions.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Builder/RealFloat/Functions.hi Installing dist/build/Data/Text/Internal/Encoding/Fusion.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Fusion.hi Installing dist/build/Data/Text/Internal/Encoding/Fusion/Common.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Fusion/Common.hi Installing dist/build/Data/Text/Internal/Encoding/Utf16.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Utf16.hi Installing dist/build/Data/Text/Internal/Encoding/Utf32.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Utf32.hi Installing dist/build/Data/Text/Internal/Encoding/Utf8.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Encoding/Utf8.hi Installing dist/build/Data/Text/Internal/Functions.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Functions.hi Installing dist/build/Data/Text/Internal/Fusion.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion.hi Installing dist/build/Data/Text/Internal/Fusion/CaseMapping.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion/CaseMapping.hi Installing dist/build/Data/Text/Internal/Fusion/Common.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion/Common.hi Installing dist/build/Data/Text/Internal/Fusion/Size.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion/Size.hi Installing dist/build/Data/Text/Internal/Fusion/Types.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Fusion/Types.hi Installing dist/build/Data/Text/Internal/IO.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/IO.hi Installing dist/build/Data/Text/Internal/Lazy.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy.hi Installing dist/build/Data/Text/Internal/Lazy/Encoding/Fusion.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy/Encoding/Fusion.hi Installing dist/build/Data/Text/Internal/Lazy/Fusion.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy/Fusion.hi Installing dist/build/Data/Text/Internal/Lazy/Search.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Lazy/Search.hi Installing dist/build/Data/Text/Internal/Private.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Private.hi Installing dist/build/Data/Text/Internal/Read.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Read.hi Installing dist/build/Data/Text/Internal/Search.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Search.hi Installing dist/build/Data/Text/Internal/Unsafe.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Unsafe.hi Installing dist/build/Data/Text/Internal/Unsafe/Char.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Unsafe/Char.hi Installing dist/build/Data/Text/Internal/Unsafe/Shift.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Internal/Unsafe/Shift.hi Installing dist/build/Data/Text/Lazy.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy.hi Installing dist/build/Data/Text/Lazy/Builder.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Builder.hi Installing dist/build/Data/Text/Lazy/Builder/Int.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Builder/Int.hi Installing dist/build/Data/Text/Lazy/Builder/RealFloat.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Builder/RealFloat.hi Installing dist/build/Data/Text/Lazy/Encoding.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Encoding.hi Installing dist/build/Data/Text/Lazy/IO.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/IO.hi Installing dist/build/Data/Text/Lazy/Internal.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Internal.hi Installing dist/build/Data/Text/Lazy/Read.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Lazy/Read.hi Installing dist/build/Data/Text/Read.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Read.hi Installing dist/build/Data/Text/Unsafe.hi to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/Data/Text/Unsafe.hi creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2 Installing dist/build/libHStext-1.1.1.1.a to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/libHStext-1.1.1.1.a creating /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2 Installing dist/build/HStext-1.1.1.1.o to /home/intrados/.cabal/lib/text-1.1.1.1/ghc-7.8.2/HStext-1.1.1.1.o /usr/bin/ghc --abi-hash -fbuilding-cabal-package -O -odir dist/build -hidir dist/build -stubdir dist/build -i -idist/build -i. -idist/build/autogen -Idist/build/autogen -Idist/build -Iinclude -optP- DINTEGER_GMP -optP-DHAVE_DEEPSEQ -optP-include -optPdist/build/autogen/cabal_macros.h -package-name text-1.1.1.1 -hide- all-packages -package-id array-0.5.0.0-9f212a0e8caa74d931af75060b4de2ab -package-id base-4.7.0.0-018311399e3b6350d5be3a16b144df9b -package-id bytestring-0.10.4.0-7de5230c6d895786641a4de344336838 -package-id deepseq-1.3.0.2-7160f83fdfe69b3794a2d7a3ad8d4c19 -package-id ghc- prim-0.3.1.0-948744e1f99cc8bcc7c7d3ba60c7c2d8 -package-id integer- gmp-0.5.1.0-dc47f6b546fc171f67a7f7d311684a99 -XHaskell98 Data.Text Data.Text.Array Data.Text.Encoding Data.Text.Encoding.Error Data.Text.Foreign Data.Text.IO Data.Text.Internal Data.Text.Internal.Builder Data.Text.Internal.Builder.Functions Data.Text.Internal.Builder.Int.Digits Data.Text.Internal.Builder.RealFloat.Functions Data.Text.Internal.Encoding.Fusion Data.Text.Internal.Encoding.Fusion.Common Data.Text.Internal.Encoding.Utf16 Data.Text.Internal.Encoding.Utf32 Data.Text.Internal.Encoding.Utf8 Data.Text.Internal.Functions Data.Text.Internal.Fusion Data.Text.Internal.Fusion.CaseMapping Data.Text.Internal.Fusion.Common Data.Text.Internal.Fusion.Size Data.Text.Internal.Fusion.Types Data.Text.Internal.IO Data.Text.Internal.Lazy Data.Text.Internal.Lazy.Encoding.Fusion Data.Text.Internal.Lazy.Fusion Data.Text.Internal.Lazy.Search Data.Text.Internal.Private Data.Text.Internal.Read Data.Text.Internal.Search Data.Text.Internal.Unsafe Data.Text.Internal.Unsafe.Char Data.Text.Internal.Unsafe.Shift Data.Text.Lazy Data.Text.Lazy.Builder Data.Text.Lazy.Builder.Int Data.Text.Lazy.Builder.RealFloat Data.Text.Lazy.Encoding Data.Text.Lazy.IO Data.Text.Lazy.Internal Data.Text.Lazy.Read Data.Text.Read Data.Text.Unsafe -Wall -fwarn-tabs -funbox-strict-fields -O2 Registering text-1.1.1.1... /usr/bin/ghc-pkg update - --global --user Installed text-1.1.1.1 }}} The same procedure succeeds with a clean GHC 7.6.3. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9060> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #1831: reify never provides the declaration of variables
by GHC 29 Apr '14

29 Apr '14

#1831: reify never provides the declaration of variables -------------------------------------+------------------------------------ Reporter: guest | Owner: Type: bug | Status: new Priority: normal | Milestone: ⊥ Component: Template Haskell | Version: 6.8.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Changes (by blarsen): * cc: brad.larsen@… (added) -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/1831#comment:11> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7730: :info and polykinds
by GHC 29 Apr '14

29 Apr '14

#7730: :info and polykinds --------------------------------------------+------------------------------ Reporter: monoidal | Owner: archblob Type: bug | Status: new Priority: normal | Milestone: 7.10.1 Component: Compiler (Type checker) | Version: 7.6.2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Test Case: | Difficulty: Unknown Blocking: | Blocked By: | Related Tickets: #8776 --------------------------------------------+------------------------------ Comment (by archblob): Yes, I'll whip up a patch. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7730#comment:34> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #9002: bus error on sparc in ffi call
by GHC 29 Apr '14

29 Apr '14

#9002: bus error on sparc in ffi call ----------------------------+---------------------------------- Reporter: nomeata | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: | Operating System: Linux Architecture: sparc | Type of failure: Runtime crash Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ----------------------------+---------------------------------- Trying to run the test-suite of tls-1.2.6 on sparc with GHC 7.6.3, I get {{{ Marshalling: Header: [OK, passed 100 tests] Handshake: [OK, passed 100 tests] Ciphers: Bulk: [OK, passed 100 tests] Handshakes: setup: [OK, passed 100 tests] Program received signal SIGBUS, Bus error. 0x003d8b9c in md5_do_chunk () (gdb) bt #0 0x003d8b9c in md5_do_chunk () #1 0x003d9980 in md5_update () #2 0x003d1fe0 in saqF_ret () #3 0x00da1db8 in StgRun () #4 0x00d9f5cc in scheduleWaitThread () #5 0x00d9c6e4 in real_main () #6 0x00d9c838 in hs_main () #7 0x0003b624 in main () }}} Any sparc interested people here that can try to reproduce and fix this? -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9002> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #8963: GeneralizedNewtypeDeriving unusable on associated types
by GHC 29 Apr '14

29 Apr '14

#8963: GeneralizedNewtypeDeriving unusable on associated types ------------------------------------+------------------------------------- Reporter: mojojojo | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ------------------------------------+------------------------------------- This code: {{{ {-# LANGUAGE GeneralizedNewtypeDeriving #-} class C c where data F c r instance C Int where newtype F Int r = F (IO r) deriving (Functor) }}} fails to compile with the following message: {{{ Derived instance `Functor (F Int)' requires illegal partial application of data type family F In the newtype instance declaration for `F' }}} This might be related to https://ghc.haskell.org/trac/ghc/ticket/4185, but then it is marked as fixed in GHC 7.6.2, and I experience my error on 7.6.3. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8963> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #9039: Annotation reification from TH is not looking into HPT
by GHC 29 Apr '14

29 Apr '14

#9039: Annotation reification from TH is not looking into HPT -------------------------------------+------------------------------------- Reporter: errge | Owner: Type: bug | Status: new Priority: normal | Milestone: 7.8.3 Component: Template Haskell | Version: 7.8.2 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: Incorrect result Difficulty: Moderate (less | at runtime than a day) | Test Case: annth_make Blocked By: | annth_compunits Related Tickets: | Blocking: -------------------------------------+------------------------------------- The annotation reification code only looks into EPS and TCG while trying to find annotations. Unfortunately it forgets HPT, where the annotations for the currently compiling (via --make) package are. The attached patch fixes this issue. Also, I added some test cases that I should have done a long time ago. Sorry for the oversight :( -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9039> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #9025: Core Lint warning with -O (Demand type has 4 arguments ...)
by GHC 29 Apr '14

29 Apr '14

#9025: Core Lint warning with -O (Demand type has 4 arguments ...) ------------------------------------+------------------------------------- Reporter: conal | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.8.2 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ------------------------------------+------------------------------------- The attached small program triggers a Core Lint warning when compiled with `-O`: {{{ bash-3.2$ ghc LintBomb.hs -fforce-recomp -dcore-lint [1 of 1] Compiling LintBomb ( LintBomb.hs, LintBomb.o ) bash-3.2$ ghc LintBomb.hs -fforce-recomp -dcore-lint -O [1 of 1] Compiling LintBomb ( LintBomb.hs, LintBomb.o ) *** Core Lint errors : in result of CorePrep *** {-# LINE 13 "LintBomb.hs #-}: Warning: [RHS of LintBomb.$fEncodable(->)_$cencode :: forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => (a_arW -> b_arX) -> LintBomb.Enc (a_arW -> b_arX)] Demand type has 4 arguments, rhs has 3 arguments, LintBomb.$fEncodable(->)_$cencode Binder's strictness signature: DmdType <L,1*U(A,1*C1(U))><S(C(S)L),1*U(1*C1(U),A)><L,1*C1(U)><L,U> *** Offending Program *** LintBomb.encode [InlPrag=[NEVER]] :: forall a_arV. LintBomb.Encodable a_arV => a_arV -> LintBomb.Enc a_arV [GblId[ClassOp], Arity=1, Caf=NoCafRefs, Str=DmdType <S(SL),U(U,A)>, Unf=OtherCon [], RULES: Built in rule for LintBomb.encode: "Class op encode"] LintBomb.encode = \ (@ a_arV) (tpl_sOv [Occ=Once!] :: LintBomb.Encodable a_arV) -> case tpl_sOv of _ [Occ=Dead] { LintBomb.D:Encodable tpl_sOx [Occ=Once] _ [Occ=Dead] -> tpl_sOx } LintBomb.decode [InlPrag=[NEVER]] :: forall a_arV. LintBomb.Encodable a_arV => LintBomb.Enc a_arV -> a_arV [GblId[ClassOp], Arity=1, Caf=NoCafRefs, Str=DmdType <S(LS),U(A,U)>, Unf=OtherCon [], RULES: Built in rule for LintBomb.decode: "Class op decode"] LintBomb.decode = \ (@ a_arV) (tpl_sOz [Occ=Once!] :: LintBomb.Encodable a_arV) -> case tpl_sOz of _ [Occ=Dead] { LintBomb.D:Encodable _ [Occ=Dead] tpl_sOC [Occ=Once] -> tpl_sOC } LintBomb.$fEncodable(->)_$cdecode :: forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => LintBomb.Enc (a_arW -> b_arX) -> a_arW -> b_arX [GblId, Arity=4, Caf=NoCafRefs, Str=DmdType <L,1*U(1*C1(U),A)><S(LC(S)),1*U(A,1*C1(U))><L,1*C1(U)><L,U>, Unf=OtherCon []] LintBomb.$fEncodable(->)_$cdecode = \ (@ a_arW) (@ b_arX) ($dEncodable_sOD [Occ=Once] :: LintBomb.Encodable a_arW) ($dEncodable1_sOE [Occ=Once] :: LintBomb.Encodable b_arX) (h_sOF [Occ=Once] :: LintBomb.Enc (a_arW -> b_arX)) (eta_sOG [Occ=Once] :: a_arW) -> let { sat_sOI [Occ=Once] :: LintBomb.Enc b_arX [LclId, Str=DmdType] sat_sOI = let { sat_sOH [Occ=Once] :: LintBomb.Enc a_arW [LclId, Str=DmdType] sat_sOH = LintBomb.encode @ a_arW $dEncodable_sOD eta_sOG } in (h_sOF `cast` (Sub (LintBomb.TFCo:R:Enc(->)[0] <a_arW>_N <b_arX>_N) :: LintBomb.Enc (a_arW -> b_arX) ~# (LintBomb.Enc a_arW -> LintBomb.Enc b_arX))) sat_sOH } in LintBomb.decode @ b_arX $dEncodable1_sOE sat_sOI LintBomb.$fEncodable(->)1 :: forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => (a_arW -> b_arX) -> LintBomb.Enc a_arW -> LintBomb.Enc b_arX [GblId, Arity=4, Caf=NoCafRefs, Str=DmdType <L,1*U(A,1*C1(U))><S(C(S)L),1*U(1*C1(U),A)><L,1*C1(U)><L,U>, Unf=OtherCon []] LintBomb.$fEncodable(->)1 = \ (@ a_arW) (@ b_arX) ($dEncodable_sOJ [Occ=Once] :: LintBomb.Encodable a_arW) ($dEncodable1_sOK [Occ=Once] :: LintBomb.Encodable b_arX) (f_sOL [Occ=Once!] :: a_arW -> b_arX) (eta_sOM [Occ=Once] :: LintBomb.Enc a_arW) -> let { sat_sOO [Occ=Once] :: b_arX [LclId, Str=DmdType] sat_sOO = let { sat_sON [Occ=Once] :: a_arW [LclId, Str=DmdType] sat_sON = LintBomb.decode @ a_arW $dEncodable_sOJ eta_sOM } in f_sOL sat_sON } in LintBomb.encode @ b_arX $dEncodable1_sOK sat_sOO LintBomb.$fEncodable(->)_$cencode :: forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => (a_arW -> b_arX) -> LintBomb.Enc (a_arW -> b_arX) [GblId, Arity=3, Caf=NoCafRefs, Str=DmdType <L,1*U(A,1*C1(U))><S(C(S)L),1*U(1*C1(U),A)><L,1*C1(U)><L,U>, Unf=OtherCon []] LintBomb.$fEncodable(->)_$cencode = (\ (@ a_arW) (@ b_arX) (eta_B3 [Occ=Once] :: LintBomb.Encodable a_arW) (eta_B2 [Occ=Once] :: LintBomb.Encodable b_arX) (eta_B1 [Occ=Once] :: a_arW -> b_arX) -> LintBomb.$fEncodable(->)1 @ a_arW @ b_arX eta_B3 eta_B2 eta_B1) `cast` (forall a_arW b_arX. <LintBomb.Encodable a_arW>_R -> <LintBomb.Encodable b_arX>_R -> <a_arW -> b_arX>_R -> Sub (Sym (LintBomb.TFCo:R:Enc(->)[0] <a_arW>_N <b_arX>_N)) :: (forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => (a_arW -> b_arX) -> LintBomb.Enc a_arW -> LintBomb.Enc b_arX) ~# (forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => (a_arW -> b_arX) -> LintBomb.Enc (a_arW -> b_arX))) LintBomb.$fEncodable(->) [InlPrag=[ALWAYS] CONLIKE] :: forall a_arW b_arX. (LintBomb.Encodable a_arW, LintBomb.Encodable b_arX) => LintBomb.Encodable (a_arW -> b_arX) [GblId[DFunId], Arity=2, Caf=NoCafRefs, Str=DmdType <L,U(C(U),C(U))><L,U(C(U),C(U))>m, Unf=OtherCon []] LintBomb.$fEncodable(->) = \ (@ a_Xs8) (@ b_Xsa) ($dEncodable_sOP :: LintBomb.Encodable a_Xs8) ($dEncodable1_sOQ :: LintBomb.Encodable b_Xsa) -> let { sat_sOS [Occ=Once] :: LintBomb.Enc (a_Xs8 -> b_Xsa) -> a_Xs8 -> b_Xsa [LclId, Str=DmdType] sat_sOS = \ (eta_B2 [Occ=Once] :: LintBomb.Enc (a_Xs8 -> b_Xsa)) (eta_B1 [Occ=Once] :: a_Xs8) -> LintBomb.$fEncodable(->)_$cdecode @ a_Xs8 @ b_Xsa $dEncodable_sOP $dEncodable1_sOQ eta_B2 eta_B1 } in let { sat_sOR [Occ=Once] :: (a_Xs8 -> b_Xsa) -> LintBomb.Enc (a_Xs8 -> b_Xsa) [LclId, Str=DmdType] sat_sOR = (\ (eta_B1 [Occ=Once] :: a_Xs8 -> b_Xsa) -> LintBomb.$fEncodable(->)1 @ a_Xs8 @ b_Xsa $dEncodable_sOP $dEncodable1_sOQ eta_B1) `cast` (<a_Xs8 -> b_Xsa>_R -> Sub (Sym (LintBomb.TFCo:R:Enc(->)[0] <a_Xs8>_N <b_Xsa>_N)) :: ((a_Xs8 -> b_Xsa) -> LintBomb.Enc a_Xs8 -> LintBomb.Enc b_Xsa) ~# ((a_Xs8 -> b_Xsa) -> LintBomb.Enc (a_Xs8 -> b_Xsa))) } in LintBomb.D:Encodable @ (a_Xs8 -> b_Xsa) sat_sOR sat_sOS LintBomb.D:Encodable :: forall a_arV. (a_arV -> LintBomb.Enc a_arV) -> (LintBomb.Enc a_arV -> a_arV) -> LintBomb.Encodable a_arV [GblId[DataCon], Arity=2, Caf=NoCafRefs, Str=DmdType <L,U><L,U>m, Unf=OtherCon []] LintBomb.D:Encodable = \ (@ a_arV) (eta_B2 [Occ=Once] :: a_arV -> LintBomb.Enc a_arV) (eta_B1 [Occ=Once] :: LintBomb.Enc a_arV -> a_arV) -> LintBomb.D:Encodable @ a_arV eta_B2 eta_B1 *** End of Offense *** <no location info>: Compilation had errors }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/9025> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #8742: Reuse scavenge_small_bitmap
by GHC 29 Apr '14

29 Apr '14

#8742: Reuse scavenge_small_bitmap ------------------------------------+------------------------------------- Reporter: Tarrasch | Owner: simonmar Type: task | Status: new Priority: lowest | Milestone: Component: Runtime System | Version: 7.6.3 Keywords: | Operating System: Unknown/Multiple Architecture: Unknown/Multiple | Type of failure: None/Unknown Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ------------------------------------+------------------------------------- Hi, I've found that the `scavenge_small_bitmap` is in-lined at two places. I added this patch to remove code duplication. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8742> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

1 19

Re: [GHC] #7730: :info and polykinds
by GHC 29 Apr '14

29 Apr '14

#7730: :info and polykinds --------------------------------------------+------------------------------ Reporter: monoidal | Owner: archblob Type: bug | Status: new Priority: normal | Milestone: 7.10.1 Component: Compiler (Type checker) | Version: 7.6.2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: None/Unknown | Unknown/Multiple Test Case: | Difficulty: Unknown Blocking: | Blocked By: | Related Tickets: #8776 --------------------------------------------+------------------------------ Comment (by simonpj): OK, well, it's not a massive deal. It seems a bit odd to be futzing with `IfaceSyn` to make it display more nicely, and if it got out of hand I'd think again. But for now, I suggest you go ahead with the `IfaceTcArgs` approach I outlined above. OK? Simon -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7730#comment:33> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

1 0