id,summary,owner,type,status,priority,milestone
1166,GHCi crashes under Windows 2003 server,,bug,closed,highest,6.6.1
4835,Segfault when reading lots of files,,bug,closed,highest,7.0.2
4950,Typechecking regression,,bug,closed,highest,7.0.2
7548,GHC API dependency analysis is broken,,bug,closed,highest,7.8.1
755,GHC 6.4.2 crashes frequently on OSX Tiger 10.4.6,,bug,closed,high,6.4.2
1428,Mutually recursive modules,,feature request,closed,high,
1714,GHC crashes when encountering arrow syntax,,bug,closed,high,6.8.1
1724,Type family and GADT error,,bug,closed,high,
1890,Regression in mandelbrot benchmark due to inlining,--,bug,closed,high,6.8.3
1895,Allow aliases in GHCi module imports,,feature request,closed,high,6.12.1
2013,ghci crash on startup: R_X86_64_32S relocation out of range.,simonmar,bug,closed,high,6.10.1
2317,Garbage collector crashes in simple parallel sorting program,,bug,closed,high,6.8.3
2686,Panic in OpenAFP with GHC 6.10 RC,,bug,closed,high,6.10.1
2912,GHCi bug: bus error when executing some gsl-random code,,bug,closed,high,6.10.2
3288,GC assertion failure in reactive program,simonmar,bug,closed,high,6.10.4
3657,ffi-1.0 causes panic in 6.12.20091010,,bug,closed,high,6.12.1
4247,getCPUTime on x86_64 Mac OS X 10.6,igloo,bug,closed,high,7.2.1
4388,"Unexpected failures, too much allocation",,bug,closed,high,7.4.1
5368,GHCi crash: thread blocked indefinitely in an MVar operation,simonmar,bug,closed,high,7.4.1
5386,GHCi crashes with SIGFPE when using double-conversion package,,bug,closed,high,7.4.1
5544,threadDelay with large values crashes the IO manager on 64-bit OS X,,bug,closed,high,7.4.3
7715,threadDelay causes segfault on Mac if compiled by 32bit GHC,,bug,closed,high,7.8.1
7852,panic: kindFunResult ghc-prim:GHC.Prim.*{(w) tc 34d},,bug,closed,high,7.8.1
303,Rebindable syntax doesn't work as advertised,nobody,bug,closed,normal,
592,signal handlers should be able to access siginfo_t information,simonmar,feature request,closed,normal,6.12.1
707,foldr/build seems to be broken,,bug,closed,normal,
717,Compiling large constant data structure fails,,bug,closed,normal,
726,error messages can include too much source code,,feature request,closed,normal,
727,Write a generic Trie.,,feature request,closed,normal,
747,Unloading a dll does not clean up properly,,bug,closed,normal,6.6
754,EVACUATED object entered,,bug,closed,normal,
757,Compiler error when trying to run ZFS,,bug,closed,normal,
758,Error compiling darcs on Mac OS X,,bug,closed,normal,
770,Huge array leads to various crashes,,bug,closed,normal,
780,internal error: mallocBytesRWX:,,bug,closed,normal,
819,Uncaught kind error leads to the 'impossible' happening,,bug,closed,normal,
826,Optimization breaks strictness with IO,,bug,closed,normal,
871,compiler bug concerning arrays,,bug,closed,normal,
931,"-caf-all gives ""Error: symbol `Mainmain_CAF_cc_ccs' is already defined""",,bug,closed,normal,6.6.1
934,Allow load to work correctly when executed multiple times the same session for BatchCompile,,feature request,closed,normal,6.8.1
938,ghci crashes on startup with Windows 2003,,bug,closed,normal,
964,Cross Compile and Universal Binary,,feature request,closed,normal,_|_
1020,Build dynamic libraries by default for OSX,,feature request,closed,normal,6.8.2
1021,GHC static libraries are not position independent in OSX,,bug,closed,normal,6.8.2
1043,"""Weird Number"" crashes GHCi (and Hugs) when integer-divided by -1",,bug,closed,normal,
1075,ghci unhandled exception on startup (memory access violation),,bug,closed,normal,6.6.1
1076,runhaskell crash with .hi/.o files in the directory,,bug,closed,normal,6.6.1
1088,<interactive>: internal error: interpretBCO: unknown or unimplemented opcode,,bug,closed,normal,
1094,loop optimization by removing constants,,feature request,closed,normal,6.8.1
1097,enumFrom on basic numeric types should be strict,,bug,closed,normal,Not GHC
1113,GHCi  6.6 and unicode at the REPL,,bug,closed,normal,
1124,Panic! The impossible happened: initC srt,,bug,closed,normal,
1156,usleep hangs indefinitely when using -threaded,,bug,closed,normal,6.8.1
1172,Impredicative type-class context causes stack overflow or non-termination in type checker,,bug,closed,normal,
1173,Impredicative type-class context causes stack overflow or non-termination in type checker,,bug,closed,normal,
1174,Impredicative type-class context causes stack overflow or non-termination in type checker,,bug,closed,normal,
1175,internal error: interpretBCO: unknown or unimplemented opcode 64936,,bug,closed,normal,
1178,ghci 6.6 dies on nobench 'chess' program with unknown opcode error,,bug,closed,normal,
1179,20x slow down with -O or -O2,,bug,closed,normal,
1183,internal error: interpretBCO: unknown or unimplemented opcode 64956/64949,,bug,closed,normal,
1206,"""Bad interface file: System/IO.hi"" in ghci when ./System/IO.hs exists",,bug,closed,normal,6.8.1
1208,ghci-6.6 aborts at initialization,,bug,closed,normal,6.8 branch
1210,Unimplemented opcode error while running ZFS,,bug,closed,normal,
1211,source code links broken in mtl docs,,bug,closed,normal,
1226,Add flags --full-flag-help and --print-docdir,igloo,feature request,closed,normal,6.8.2
1233,Biographical Profiling of Heap crashes,,bug,closed,normal,
1244,hashString in Data.HashTable bad hash function,,bug,closed,normal,
1250,Data.Map.map should be deprecated/removed,,proposal,closed,normal,
1276,a sum-file program not working under Windows,,bug,closed,normal,
1327,internal error: interpretBCO: unknown or unimplemented opcode 35464,,bug,closed,normal,
1341,allow loading partially correct modules,,feature request,closed,normal,_|_
1354,Interactive I/O with ghc doesn't prompt until after reading,,bug,closed,normal,
1373,Allow Access to generated STG from the GHC API,,feature request,closed,normal,6.8.2
1374,"Error: file is not executable: ""...\\ar.exe""",,bug,closed,normal,
1387,Ad-hoc recognition for attempts to use Haskell top-level syntax in the GHCi repl,,feature request,closed,normal,
1390,interpretBCO: unknown or unimplemented opcode 61764,,bug,closed,normal,
1439,ghci silently changes for the worse when already-compiled object code is found,,bug,closed,normal,
1441,Evaluating undefined should return line number and module of location of undefined,,feature request,closed,normal,_|_
1484,gcc installation problem?,,bug,closed,normal,
1552,GHCi thinks large list literals impossible?,,bug,closed,normal,
1573,GADT and typeclass funcional dependencies not working well together,,bug,closed,normal,
1618,It it not possible to manage the output codification.,,feature request,closed,normal,
1636,"Profiling reports contain $f1, $f2 etc",,bug,closed,normal,6.8.1
1637,internal error retainstack profiler,,bug,closed,normal,
1671,Cannot ^C out of certain computations in GHCi,,bug,closed,normal,
1682,ghci Foo.hs should load the Foo.hs file interpreted,,feature request,closed,normal,6.8.1
1695,"library submission: Data.Either.unzipEithers :: [Either a b] -> ([a],[b])",,proposal,closed,normal,Not GHC
1707,simplifier causes stack overflow in ghc-6.8.0.20070916,,bug,closed,normal,
1708,simplifier causes stack overflow in ghc-6.8.0.20070916,,bug,closed,normal,
1730,"type families GHC ""impossible happened""",chak,bug,closed,normal,
1731,Proposal: Rename haskell@ to haskell-announce@,,task,closed,normal,Not GHC
1757,Simple example crashes GHC,,bug,closed,normal,
1761,"Compiler panics on ""phantom family""",,bug,closed,normal,
1793,Compiling QuickCheck fails,,bug,closed,normal,
1798,add better framework support to ghc,,feature request,closed,normal,6.10 branch
1807,type equality coercions not symmetric + order dependent,chak,bug,closed,normal,6.10 branch
1819,x86 native codegen implements float2int# incorrectly,,bug,closed,normal,6.8.3
1842,runInteractiveCommand should install SIGCHLD handler,--,bug,closed,normal,6.10 branch
1865,GHCi debugger crashes with :print,,bug,closed,normal,6.8.2
1882,"GHC's vfork() silently dies, which renders compiling impossible (cyclic dependency)",,bug,closed,normal,
1905,runProcess: misbehaving exception on nonexistent working directory,simonmar,bug,closed,normal,6.8.2
1931,readline/rlstdc.h not found (and other errors) when building readline on Mac OS X with framework GNUreadline,judah,bug,closed,normal,6.8.2
1937,Configure script fails on target ia64 machine when trying to cross-compile ghc-6.8.1,,bug,closed,normal,
1942,Warnings even with -w specified,,bug,closed,normal,
1945,Full laziness is sometimes a pessimisation,,bug,closed,normal,
1948,panic compiling associated type synonyms,chak,bug,closed,normal,6.10 branch
1957,Program that runs slower with optimizations on,,bug,closed,normal,
1967,Allow runhaskell to execute not .hs/.lhs files,,feature request,closed,normal,
1983,Panic on interpreting very large expr,,bug,closed,normal,
1986,runhaskell doesn't have a --version option,,feature request,closed,normal,6.10 branch
1992,6.8.2 intermittent build failure on multiple OS X versions,,bug,closed,normal,6.8.3
1993,"""RegAllocLinear.getStackSlotFor: out of stack slots"" when compiling SHA1.hs in darcs",--,bug,closed,normal,6.10 branch
1998,"Stricter enumFrom instance for Integer, to match Int",,bug,closed,normal,6.8.3
2010,out of stack slots,,bug,closed,normal,
2016,GHC generates bad code for pointer manipulations from .cmm,,bug,closed,normal,
2037,Inner type declaration causes GHC panic,,bug,closed,normal,--
2046,Parse errors for mismatched brackets are awful,,feature request,closed,normal,--
2056,Incorrect warning about unused import,,bug,closed,normal,--
2058,Ghci tab-completion cannot handle Unicode,,bug,closed,normal,6.12.1
2060,Unknown opcode 10904,,bug,closed,normal,--
2061,ghc-pkg loops on mutually recursive package dependencies,,bug,closed,normal,--
2077,GHC ignores pragma due to preceding comment,,bug,closed,normal,--
2094,add two new forms of unsafePerformIO and one of unsafeInterleaveIO,,proposal,closed,normal,--
2096,FFI file operations broken on 32-bit systems (inc many functions in unix package),,bug,closed,normal,--
2113,+++ ghci panic,,bug,closed,normal,--
2115,option for ghc rts to be linked as a shared object / dll,,feature request,closed,normal,--
2116,ghci should try to read erroneous modules partially,,feature request,closed,normal,6.10 branch
2117,"ppc ""./Setup build"" seg-faults on Mac OS leopard",,bug,closed,normal,6.8.3
2124,My program compiles with -O1 but compiler panics with -O2 and up,,bug,closed,normal,--
2145,ghc does not terminate (renamer/typechecker?),,bug,closed,normal,--
2155,More deadlock issues with concurrent I/O,simonmar,bug,closed,normal,6.8.3
2160,"""internal error: PAP object entered!"" when running ghci compiled with profiling",,bug,closed,normal,6.10 branch
2162,panic! (the 'impossible' happened) while compiling XMonadContrib,,bug,closed,normal,--
2167,The -main-is option to runghc does not appear to work.,,bug,closed,normal,--
2172,ghci / ghc -e outputs terminal escapes even when redirected to file/pipe,,bug,closed,normal,--
2183,GHCi,,bug,closed,normal,--
2195,yi: internal error: R_X86_64_PC32 relocation out of range: (noname) = 0x7c436730a,,bug,closed,normal,--
2220,Subprocesses do not close open FDs,,bug,closed,normal,--
2221,Can't use quotations ([| ... |]) insides declaration splices,,bug,closed,normal,
2229,ghc crashes on trying to build encoding module,,bug,closed,normal,--
2231,ASSERT failed! file typecheck/TcMType.lhs line 442 t_a7Fa{tv} [tau],simonpj,bug,closed,normal,6.10 branch
2242,review and apply small patch removing no longer existing modules from ghc package db,,task,closed,normal,--
2270,gcd is specialised only for Int,dons@galois.com,bug,closed,normal,6.12.1
2274,ghc assumes sizeof (void *) != 32 on X86_64,,bug,closed,normal,--
2284,Stack-hack optimization causes much re-computation in GUI callbacks,,bug,closed,normal,_|_
2288,ghc-6.8.2: panic! (the 'impossible' happened)   (GHC version 6.8.2 for i386-apple-darwin): 	linkBCO: >= 64k insns in BCO,,bug,closed,normal,--
2290,Impossible happens compiling darcs,,bug,closed,normal,--
2366,ASSERT failed! file typecheck/TcMType.lhs line 517,,bug,closed,normal,6.10.1
2404,GHCi :r does not reset imported class instances,,bug,closed,normal,--
2415,unfoldr segfaults,,bug,closed,normal,--
2417,using GADT syntax for an associated datatype causes GHC to panic,chak,bug,closed,normal,6.10.1
2418,desugaring type function application to constraint makes bug disappear,,bug,closed,normal,6.10.1
2454,"Closing handle from runInteractiveProcess causes myserious, uncatchable death.",,bug,closed,normal,--
2471,generate C wrappers for FFI functions,,task,closed,normal,6.10 branch
2479,Crash on printing a ClockTime with a negative value for number of seconds since the epoch,,bug,closed,normal,--
2487,ghci baulks when trying the Glade tutorial,,bug,closed,normal,--
2498,RULES pragma broken in the head,igloo,bug,closed,normal,6.10.1
2504,linkBCO: >= 64k insns in BCO,,bug,closed,normal,--
2505,windows installer should not hijack filetype associations!,--,bug,closed,normal,--
2512,MAP_32BIT flag might not be respected under xen?,,bug,closed,normal,6.10.2
2516,Panic in typechecker when checking rules,,bug,closed,normal,--
2524,GHCi linking error with Gtk2Hs.,,bug,closed,normal,--
2543,"Nested SPECIALIZEd functions cause error: ""Symbol _BadUTF8_zdf1_closure already defined.""",,bug,closed,normal,--
2546,Reliable crash in checkBlackHoles,,bug,closed,normal,--
2553,panic: RegAllocLinear.getStackSlotFor: out of stack slots,,bug,closed,normal,--
2563,"With -N4: ""internal error: RELEASE_LOCK: I do not own this lock: Task.c 269""",,bug,closed,normal,6.10.1
2568,hSetBuffering NoBuffering and getChar don't work properly on Windows,,bug,closed,normal,6.10 branch
2569,Inferred type not accepted by compiler,,bug,closed,normal,--
2577,dependency on $HOME environment variable,,bug,closed,normal,--
2579,export Data.Map.toDescList,,proposal,closed,normal,--
2590,problem with very large lists,,bug,closed,normal,--
2593,Wrong size for Int in arguments to functions wrapped to FunPtr by FFI wrappers (on 64-bit machine),,bug,closed,normal,--
2612,deriving Data.Typeable on phantom newtypes does not report that DeriveDataTypeable is needed,,bug,closed,normal,--
2621,sum and product thunkpile,,bug,closed,normal,--
2631,Template Haskell weird error message,,bug,closed,normal,--
2633,Broken windres in Windows installer,,bug,closed,normal,6.10.1
2666,RegAllocLinear error when compling the Crypto-4.1.0 library,,bug,closed,normal,--
2667,GHC Linux binary distribution compiler panic bug,,bug,closed,normal,--
2676,"(->2606) GHCi 6.10 prints `^[[A' for [UP], `^?' for [BACKSPACE] instead of intended action",,bug,closed,normal,--
2681,Incorrect imported module not used warning,,bug,closed,normal,--
2719,urk! lookup local fingerprint with -O and TemplateHaskell,,bug,closed,normal,--
2730,Quasiquote or TH linking may need HPC flag,,bug,closed,normal,6.10.2
2733,Newtype deriving over phantom types broke between GHC 6.6.1 and GHC 6.8.1,,bug,closed,normal,--
2741,Delete key not working in GHCi,,bug,closed,normal,--
2749,No mention of -shared regression in relase docs,,bug,closed,normal,--
2753,GHC 6.10.1 cannot compile Crypto-4.1.0,,bug,closed,normal,6.10.2
2763,"while installing cabal from darcs, 1.6.0.1 and 1.4.0.2",,bug,closed,normal,6.10 branch
2771,GHC fail to Compile Crypto,,bug,closed,normal,--
2772,vista detects ghc crash on testsuite ghci derefnull,,bug,closed,normal,--
2777,"process created by system ""yes"" exits with error code 1",,bug,closed,normal,--
2779,ghc: internal error: mmap() returned memory outside 2Gb,,bug,closed,normal,--
2780,C stack overflow on Windows,simonmar,bug,closed,normal,--
2787,Panic (core lint failure) with type synonym in GHC 6.10.1,chak,bug,closed,normal,--
2788,GHC panic,,bug,closed,normal,--
2792,getEnvironment segfaults under ghci 6.6 x86_64,,bug,closed,normal,--
2801,Hang in getLine on Windows when Ctrl-C,--,bug,closed,normal,--
2804,"Failing GHCi: ""ghc-6.8.2: internal error""",,bug,closed,normal,--
2809,Patching libffi fails in Solaris,,bug,closed,normal,6.12 branch
2810,Debugger: change context to the module containing the current breakpoint,,feature request,closed,normal,6.12 branch
2820,GADT code from RepLib causes panic!,,bug,closed,normal,--
2825,Stack overflow death,,bug,closed,normal,6.10.2
2834,DLL compilation does not work as it did in 6.8.3,,bug,closed,normal,--
2849,RegAllocLinear.getStackSlotFor: out of stack slots,,bug,closed,normal,--
2853,Defaulting not used enough with type families,chak,bug,closed,normal,--
2854,Extended defaulting rules not used for super classes,,bug,closed,normal,--
2855,Surprising type (family) type derived,,feature request,closed,normal,--
2866,panic with GADTs + NoMonomorphismRestriction,igloo,bug,closed,normal,--
2885,Late and confusing error on uncallable class method,,bug,closed,normal,--
2886,Haddock documentation missing for haskell98,,bug,closed,normal,--
2904,"Broken pipe when quitting ""ghc --show-iface file.hi | less""",,bug,closed,normal,--
2906,.hc code generated for Parser.hs is 2MB big,,bug,closed,normal,6.12 branch
2909,long list of names ->    linkBCO: >= 64k insns in BCO,,bug,closed,normal,--
2919,ghc panic while compiling Crypto,,bug,closed,normal,--
2928,internal error: schedule: invalid what_next field,,bug,closed,normal,--
2938,excessive use of stack space with longer source lists,,bug,closed,normal,--
2964,System.Directory.getCurrentDirectory doesn't work on win32 if the current directory has non-ascii characters in its name,,bug,closed,normal,--
2967,GHC panics while building the Crypto library,,bug,closed,normal,--
3006,ghc panic when build Crypto package on Mac OS X 10.4,,bug,closed,normal,--
3010,"""RegAllocLinear.getStackSlotFor: out of stack slots""   ghc 6.10.1 for i386-unknown-mingw32 compiling Crypto-4.1.0",,bug,closed,normal,--
3022,ghc: panic! (the 'impossible' happened) linkBCO: >= 64k insns in BCO,,bug,closed,normal,--
3026,GHCi segfault,,bug,closed,normal,6.12.1
3028,what_next error,,bug,closed,normal,--
3029,ghc panic while installing hs-Crypto package (via macport),,bug,closed,normal,--
3038,Associated type use triggers a bogus error message,,bug,closed,normal,--
3046,Generalized newtype deriving with associated types,,bug,closed,normal,--
3047,Panic! (the 'impossible' happened) :),,bug,closed,normal,--
3051,Add product/sum/maximum/minimum specialisations for more atomic types,,bug,closed,normal,6.12.1
3074,Template Haskell does not support type families.,,bug,closed,normal,--
3078,Erroneous warnings for -XPatternGuards,,bug,closed,normal,--
3109,GHCi won't start in a x84_64 machine,,bug,closed,normal,--
3112,GHCI Crashes on self referential local variable,,bug,closed,normal,--
3129,Crypto-4.1.0 compilation failure,,bug,closed,normal,--
3133,Biographical profiling segfaults,,bug,closed,normal,--
3146,Testsuite for 6.10.2 fails if ghc is not already installed.,,bug,closed,normal,--
3150,Overlapping data instances can segfault,,bug,closed,normal,--
3154,Type families bug with data family instances,,bug,closed,normal,--
3158,Linker error (libffi.so.5) in 6.10.2 x86-Linux binary distribution,,bug,closed,normal,--
3164,ghc: panic! (the 'impossible' happened) while building pandoc on a macbook,,bug,closed,normal,--
3174,decodeFloat (0.0/0.0) = undefined,,feature request,closed,normal,_|_
3180,TcTyFuns.flattenType: unexpected PredType,,bug,closed,normal,--
3194,Spurious reading of keyboard in GHCi,,bug,closed,normal,--
3209,Use Levenshtein distance for unknown identifier errors,,feature request,closed,normal,--
3212,getOptions'.parseLanguage(2) went past eof token,,bug,closed,normal,--
3213,Failure in parsing a malformed LANGUAGE pragma,,bug,closed,normal,--
3227,Can't specify type signature of value typed with type families,,bug,closed,normal,--
3239,Bad jump on PowerPC,,bug,closed,normal,--
3240,Bad jump on PowerPC,,bug,closed,normal,6.12 branch
3244,Associated type panic,,bug,closed,normal,--
3247,GHCI segfaults when per-thread stack size is larger than max stack size,simonmar,bug,closed,normal,6.12.1
3248,internal error: splitLargeBlog,,bug,closed,normal,--
3249,Unable to install Ghc packages by MacPorts,,bug,closed,normal,--
3264,Real World Haskell book example issue,,bug,closed,normal,--
3269,Stop using PackedString in template-haskell; drop packedstring as a bootlib,,proposal,closed,normal,Not GHC
3273,memory leak due to optimisation,,bug,closed,normal,6.12 branch
3281,The order of arguments to the function passed to nubBy got swapped somehow,,bug,closed,normal,--
3284,"ghc: panic! (the 'impossible' happened). RegAllocLinear.getStackSlotFor: out of stack slots, try -fregs-graph",,bug,closed,normal,--
3285,"""PAP object entered"" on executable with profiling",,bug,closed,normal,6.12.1
3287,Malformed LANGUAGE pragma causes GHC panic,,bug,closed,normal,--
3313,Uncertain bug report (panic!),,bug,closed,normal,6.12.1
3326,the recompilation checker should take CPP flags into account,,bug,closed,normal,7.2.1
3357,ghc panic,,bug,closed,normal,--
3358,ghc panic,,bug,closed,normal,--
3360,Add profiling support to GHCi,,feature request,closed,normal,_|_
3365,"Bug in GHCi, 'impossible' happened",,bug,closed,normal,--
3366,"Bug in GHCi, 'impossible' happened",,bug,closed,normal,--
3386,"RegAllocLinear.getStackSlotFor: out of stack slots, try -fregs-graph",,bug,closed,normal,--
3401,unintuitive error message about unbalanced parentheses,,bug,closed,normal,--
3414,GHC does not configure with autoconf 2.64,,bug,closed,normal,--
3422,No match in record selector Var.tcTyVarDetails,chak,bug,closed,normal,--
3431,Loading this module causes panic in interpreter.,,bug,closed,normal,--
3432,ghc panic because of incorrect module,,bug,closed,normal,--
3433,Omitted # after LANGUAGE pragma causes panic,,bug,closed,normal,--
3442,GHC panics if closing #-} for a LANGUAGE pragma is not on the same line,,bug,closed,normal,--
3443,"GHCi produces a panic on printing and escaped GBP sign, and won't print gbp sign either",,bug,closed,normal,--
3459,ghci 6.10.4 and 6.10.1 crash with a big list,,bug,closed,normal,--
3471,configure fails for GHC 6.10.4 on Mac OS X 10.6 in 64-bit mode with previously-built GHC,,bug,closed,normal,--
3491,Relax superclass restrictions,,bug,closed,normal,_|_
3492,Add TyThing -> HsSyn translation code from Haddock,,task,closed,normal,7.0.1
3527,unGetChan should be able to interrupt readChan,,bug,closed,normal,7.0.1
3555,Vectorisation error with negative Double const,rl,feature request,closed,normal,--
3560,Template Haskell attempts to load unnecessary packages,,bug,closed,normal,--
3581,Compiling with optimizations on hurts performance,,bug,closed,normal,--
3596,getOptions'.parseLanguage(1) went past eof token,,bug,closed,normal,--
3609,ar.exe: Bad file number,,bug,closed,normal,6.12.1
3622,ghci ignores LANGUAGE TemplateHaskell pragma,,feature request,closed,normal,--
3623,Host's C info ending up in .hc files while cross-bootstrapping,,bug,closed,normal,--
3639,"GHC 6.10.1 fails to build with  ""../includes/ghcautoconf.h: No such file or directory""",,bug,closed,normal,--
3666,Binary: Int64 truncated to fit in 32 bit Int,,bug,closed,normal,--
3688,getOptions'.parseLanguage(2) went past eof token,,bug,closed,normal,--
3689,GHCi bug on too long input lines,,bug,closed,normal,--
3691,Error message doesn't mention necessary extension in warning,,feature request,closed,normal,
3708,more build errors for ghc-6.12.0.20091121 under solaris,,bug,closed,normal,--
3735,GHC specialising instead of inlining,,bug,closed,normal,--
3740,6.8.2: Cannot configure under Cygwin,,bug,closed,normal,--
3775,Pattern matching on Word literals in GHCi crashes.,,bug,closed,normal,--
3779,dodgey warning about redundant class method imports,,bug,closed,normal,
3820,Pragma for suppressing 'orphan instance' warnings per instance,,feature request,closed,normal,
3824,parse error on gadt pragma,,bug,closed,normal,
3825,"""went past eof token"" crash when using -XOverLoadedStrings",,bug,closed,normal,--
3842,build system does not pass selected gcc when configuring unix package,,bug,closed,normal,
3886,Standalone deriving of NFData causes panic,,bug,closed,normal,
3925,GHC  6.13.20100316 can't compile numbers - package,,bug,closed,normal,
3926,STM-based program not terminating,,bug,closed,normal,
3947,ghc: panic! (the 'impossible' happened),,bug,closed,normal,
3949,unsafeCoerce leaks types,,bug,closed,normal,--
3954,Contexts on empty data decls falsely rejected,,bug,closed,normal,--
3970,ghc-pkg list segfaults in ghc-6.12.1.20100330,,bug,closed,normal,
3974,Duplicate bug: (see #3975) filepath: normalise trailing dot,,proposal,closed,normal,--
3989,Parallel GC with more -N than physical processors gives dramatic slowdown (75 times),,bug,closed,normal,
4036,Compiled FFI static imports are invalid when imported in GHCI,,bug,closed,normal,
4055,Incorrect parsing of declarations,,bug,closed,normal,
4059,possible error in foreign wrapper reentering Haskell,,bug,closed,normal,
4073,Error with '#' at beginning of line in literate Haskell,,bug,closed,normal,7.4.1
4082,top level TH splices accepted with -XNoTemplateHaskell,,bug,closed,normal,
4084,minor External Core prettyprinter bug,,bug,closed,normal,
4145,Interpreter mode can not parse list with 30k entries ...,,bug,closed,normal,
4153,GHCi linker should load archives,,feature request,closed,normal,
4161,Space leak with lazy splitAt and (++),,bug,closed,normal,
4181,Template Haskell + -fdicts-strict fails,,bug,closed,normal,7.0.1
4191,Replace -fstrict-dicts with programmer-custom strictness annotations for class contexts,simonpj,feature request,closed,normal,
4217,Haskell Platform for Mac depends on a non-standard /opt/local/bin/perl,,bug,closed,normal,
4231,Cannot build ghc-6.13.20100729 HEAD package in Mac OS X Leopard,,bug,closed,normal,
4260,GHC Mac installer Perl path,,feature request,closed,normal,--
4261,Add strict version of foldlWithKey to Map,,proposal,closed,normal,--
4276,"-O0 runs in constant space, -O1 and -O2 don't",igloo,bug,closed,normal,7.4.1
4399,Infinite loop when compiling Haskell '98 code,,bug,closed,normal,
4403,Huge (10 times) increase of binaries produced by GHC 7.0.0 and GHC head,,bug,closed,normal,
4411,Incorrect defined but not used warning with record wildcards,,bug,closed,normal,--
4416,Quasiquoting without bloating,,feature request,closed,normal,
4425,"the ""impossible happened"" while building regex-posix-0.94.4 with GHC 7",,bug,closed,normal,--
4458,ghc: panic while installing hcodecs,,bug,closed,normal,
4467,Too many literals?,,bug,closed,normal,
4496,add a configure build option to use system libffi for Linux,,feature request,closed,normal,7.6.2
4509,System.Timeout inoperative with Data.IORef,,bug,closed,normal,
4515,ghc 7.0.1 panic: dsLet: unlifted,,bug,closed,normal,
4518,RebindableSyntax turns off NoImplicitPrelude,,bug,closed,normal,
4519,Do not link in unused code,,feature request,closed,normal,7.4.1
4536,SampleVar could also be an instance of Eq and Typable,,proposal,closed,normal,
4822,build failures on ARM linux with gcc4.5,,bug,closed,normal,
4893,panic! the 'impossible' happened: initC: srt_lbl,,bug,closed,normal,7.0.2
4911,GHC 7 does not process Handle correctly,,bug,closed,normal,
4936,Unbox sum types without fields,,feature request,closed,normal,
4972,ghc-7.0.1.20110217 crash,,bug,closed,normal,--
5017,Stage 1 core lint error: compiler/utils/Util.lhs,,bug,closed,normal,
5020,Build Error on GHC 7.0.2 with Yesod,,bug,closed,normal,--
5043,"Compiling bytestring-mmap with -fvia-C yields broken .s file, two .size directives",,bug,closed,normal,7.2.1
5057,poor parser error message,,feature request,closed,normal,
5074,GHCi-7 not importing (some?) re-exported instances,,bug,closed,normal,
5087,No instance for (Functor ((->) b0)) arising from a use of `<$>',,bug,closed,normal,--
5098,GHC fails to compile yi 0.6.3.0,,bug,closed,normal,
5099,snap-0.4.1 ExitFailure 1,,bug,closed,normal,
5107,ghc-7.0.2 panic with cabal install,,bug,closed,normal,
5111,linux-powerpc : segfault in stage2 compiler,,bug,closed,normal,_|_
5137,Time profiling often shows strange information,,bug,closed,normal,
5153,System.Environment.getArgs does not UTF-8 decode arguments even in UTF-8 locale,,bug,closed,normal,--
5174,Running out of OS threads in a server,,bug,closed,normal,
5189,incorrect pragma syntax leeds to panic,,bug,closed,normal,
5191,panic! (the 'impossible' happened) - thread blocked indefinitely in an MVar operation,,bug,closed,normal,
5199,linkBCO: >= 64k insns in BCO,,bug,closed,normal,
5258,Mantee Compilation,,bug,closed,normal,
5283,Arrow command combinators: addTickHsExpr explodes in GHCi,,bug,closed,normal,
5312,panic! (the 'impossible' happened),,bug,closed,normal,
5370,GHC 7.2.1 rc1 crashes while compiling the text package,,bug,closed,normal,
5418,Constructor import error message suggests invalid syntax,,bug,closed,normal,
5474,Add facility for emitting heap profile marker,,feature request,closed,normal,
5479,The impossible happened!,,bug,closed,normal,
5488,GHC-7.2.1 standalone failed to bootstrap ghc-HEAD on windows,,bug,closed,normal,--
5503,32-bit testsuite failures,,bug,closed,normal,
5504,Inconsistent sizes for struct rlimit,,bug,closed,normal,
5519,Some unicode symbols are not allow in literal characters or strings,,bug,closed,normal,--
5523,Mistake in error messages for importing infix constructors,,bug,closed,normal,--
5565,ghc reports a bug after interrupt,,bug,closed,normal,
5571,factorial.hs:3:12: Parse error in pattern: n + 1,,bug,closed,normal,
5617,TH instance declaration quotes broken,,bug,closed,normal,
5662,GHCi crashes in context of banana bracket in arrow notation,,bug,closed,normal,
5673,GHCi ignores {-# LANGUAGE OverloadedStrings #-},,bug,closed,normal,
5674,Allow type signatures in instance declarations,,feature request,closed,normal,
5681,"par# and spark# call newSpark differently, confuses LLVM backend",dterei,bug,closed,normal,--
5683,bug in signum function,,bug,closed,normal,7.6.1
5703,vector fails to compile due to simplifier ticks exhausted,,bug,closed,normal,--
5711,ghci asked me to report this,,bug,closed,normal,
5729,ForeignPtr leak in ghci,,bug,closed,normal,--
5730,unicode characters in cabal path leads to package installation failure,,bug,closed,normal,7.6.1
5752,<<loop>> when using variables in TH splice,,bug,closed,normal,7.6.1
5774,main = forever (putStrLn =<< getLine)   continuously saturates a CPU when compiled,,bug,closed,normal,
5784,Forked thread running infinite loop blocks other threads from running,,bug,closed,normal,
5796,Runtime caught in an infinite loop,,bug,closed,normal,--
5803,Chash on terminate during getLine,,bug,closed,normal,
5822,Assertion failed in rts/Schedule.c in Stage 2 on ARM,,bug,closed,normal,--
5876,Dynamically linked programs can't be run on Windows without significant effort,,bug,closed,normal,
5887,ghci win7 ctrl+c panic,,bug,closed,normal,
5906,"The 'Impossible' Happened, thread blocked indefinitely in an MVar operation",,bug,closed,normal,
5940,Unicode characters in the command line get messed up,,bug,closed,normal,
5956,Annotate heap profile at certain times,,feature request,closed,normal,
5990,Malformed instance declaration produces panic,,bug,closed,normal,
5997,GHC fails to make function tail recursive,,bug,closed,normal,
6003,ghci should complain when the user imports non-existent modules,,bug,closed,normal,
6013,the 'impossible' happened,,bug,closed,normal,7.6.1
6029,GHC fails to stop at phase HCc,,bug,closed,normal,--
6033,"Could not install hmatrix, windows 7",,bug,closed,normal,
6043,ARM build fails,,bug,closed,normal,--
6051,Parsing type constraints in GHC 7.4.1,,bug,closed,normal,--
6066,Constraint Kinds don't work with Template Haskell,,bug,closed,normal,--
6073,Lower case character in deriving statement crashes GHC 7.4.1,,bug,closed,normal,7.6.1
6077,Respect XDG_CONFIG_HOME,,feature request,closed,normal,
6115,ghc panic in long list of literals,,bug,closed,normal,--
6136,gettimeofday should not be used to schedule timeouts,,bug,closed,normal,7.6.1
6144,Preprocessor line control suppressed by comments,,bug,closed,normal,
7035,`deriving instance Generic (HsExpr Id)` raises panic,dreixel,bug,closed,normal,7.8.1
7039,Panic due 'instance Foo a => Bar a => Baz a' style declarations,,bug,closed,normal,
7042,large exponents cannot be compiled,pcapriotti,bug,closed,normal,7.6.1
7052,Numeric types’ Read instances use exponential CPU/memory,,bug,closed,normal,7.6.1
7055,"GHCi loadArchive ""libiconv.a"":failed Unknown PEi386 section name `.drectve'",,bug,closed,normal,--
7079,Irrefutable pattern failed for pattern Data.Maybe.Just,,bug,closed,normal,
7087,'select' fails for very large arguments to 'threadDelay',,bug,closed,normal,7.6.1
7093,Exception when encountering instance declarations without class name,,bug,closed,normal,
7096,linker fails to load package with binding to foreign library,,bug,closed,normal,--
7110,Stack overflow when compiling with optimizations,,bug,closed,normal,
7125,"HEAD build fails with ghc-7.4.1 (XCode 3.2.6, Mac OS X 10.6.8)",simonmar,bug,closed,normal,
7142,ghc: panic! (the 'impossible' happened) when using lowercase eq/show in deriving,,bug,closed,normal,--
7155,Fails to build on powerpc with -Werror  : The import of `CmmCallConv' is redundant,,bug,closed,normal,
7174,panic when using function in 'deriving' data declaration,,bug,closed,normal,--
7183,"Spelling ""show"" with lovercase causes compiler crash",,bug,closed,normal,--
7197,ghc panic: Irrefutable pattern failed,,bug,closed,normal,
7201,ghc assumes that ld can understand --hash-size [regression],,bug,closed,normal,
7207,linker fails to load package with binding to foreign library (win64),,bug,closed,normal,7.8.1
7208,ghci panic:  nameModule show{tv a9W},,bug,closed,normal,--
7235,"""panic!"" when compiling happstack-server-7.0.4",,bug,closed,normal,
7236,ghc panic,,bug,closed,normal,
7252,Impossible error when deriving lower-cased type class (nameModule show{tv a9Y}),,bug,closed,normal,--
7265,directory 1.2.0.0 build fails on 7.4.2,,bug,closed,normal,
7274,hp2ps sometimes creates invalid postscript files,,bug,closed,normal,--
7322,The 'impossible happened' compiling with -fext-core,,bug,closed,normal,--
7355,panic when bang is misplaced: tc_hs_type: bang,,bug,closed,normal,
7357,GHC.exe gives an internal error while linking vector's Monadic.hs,,bug,closed,normal,7.8.1
7358,ghc: panic! (The 'impossible' happened) from RnSource.lhs,,bug,closed,normal,--
7369,Simplifier bug(?),,bug,closed,normal,
7376,strict field + type constructor of kind * -> * or higher causes ghc panic,,bug,closed,normal,--
7392,"""the impossible happened"" when compiling Types.Substitutions",,bug,closed,normal,
7403,Segmentation fault,,bug,closed,normal,
7422,GHC panics while trying to derive Generic for GADT with kind-lifted phantom parameter,,bug,closed,normal,
7423,panic on typo in deriving clause,,bug,closed,normal,--
7426,import Foo hiding (X) should not be a fatal error when X is not exported by Foo,,bug,closed,normal,
7441,kindFunResult Error,,bug,closed,normal,
7446,GHC -O0 goes into a loop,,bug,closed,normal,--
7449,Segmentation fault in floor function,,bug,closed,normal,
7455,ghc panic on show,,bug,closed,normal,--
7467,the impossible happened?,,bug,closed,normal,--
7499,Case-inspecting unboxed unit causes codegen crash,,bug,closed,normal,
7523,segfault when ignoring invalid byte sequence when decoding UTF8//IGNORE,,bug,closed,normal,--
7528,"Non terminating thunk resolution blocks world, even in the case of forkOS",,bug,closed,normal,
7529,Crash when using (->) instead of (=>) in a typeclass instance,,bug,closed,normal,--
7538,Panic on Irrefutable Pattern Failure,,bug,closed,normal,--
7549,Deriving Bug?,,bug,closed,normal,--
7550,"incorrect bang patterns rejected with ""report a ghc bug""",,bug,closed,normal,--
7553,ghc fails to terminate with -O2 or greater,,bug,closed,normal,
7555,SpecConstr pass hangs,,bug,closed,normal,
7561,Unnecessary Heap Allocations - Slow Performance,,bug,closed,normal,7.8.1
7564,GHC fails without an error when building text-0.11.2.3,,bug,closed,normal,
7566,exception when loading,,bug,closed,normal,--
7568,Can't dynamically load DLL-using libraries on Windows x86_64,,bug,closed,normal,
7581,ghc crashed on trying compiling a file generated by Alex,,bug,closed,normal,
7599,timeout does not behave as expected,,bug,closed,normal,
7614,tc_hs_type: bang : The impossible happened,,bug,closed,normal,
7616,ghci loading package base linking crash,,bug,closed,normal,
7618,Multiline prompt ignores custom prompt,,bug,closed,normal,
7648,please don't include mingw and mingw64 in main src tarball,,bug,closed,normal,
7663,consider free variables as well as parameters in inline discounts,,feature request,closed,normal,--
7664,consider free variables as well as parameters in inline discounts,,feature request,closed,normal,
7675,Program lives on with dead main thread,,bug,closed,normal,
7701,compiler exception when -> is used instead of => in instance definition,,bug,closed,normal,--
7711,Multi-line input mode in ghci doesn't obey :set prompt,,bug,closed,normal,--
7777,ghc panic: varargs + sets,,bug,closed,normal,--
7781,Dumb error message when trying to runghc a module with no 'main' function,,bug,closed,normal,--
7795,panic! the impossible happened,,bug,closed,normal,--
7802,kindFunResult in monad transformer,,bug,closed,normal,--
7821,PPC cross-compile impossible happened,,bug,closed,normal,
7822,Undeclared errors from CMM files during GHC PPC cross compiler build,,bug,closed,normal,
7826,"GHC internal error: `a' is not in scope during type checking, but it passed the renamer",,bug,closed,normal,--
7832,In function 'stg_ap_0_fast' 'debugBelch' undeclared,,bug,closed,normal,
7839,"After forkIO'ing on Intel Mac, putStrLn (presumably) reports ""hPutChar: failed (Operation not supported)""",,bug,closed,normal,--
7882,#line with empty filename leads to crash,,bug,closed,normal,--
7886,data command does not work on WinGHCi,,bug,closed,normal,--
7891,Can't write type signature for top-level polymorphic pattern binding,,bug,closed,normal,
7893,GHCi :k shouldn't require type family arguments,,bug,closed,normal,--
7896,Type constructor is accepted as context,,bug,closed,normal,--
7899,Strange behavior of -ddump-minimal-imports,,bug,closed,normal,--
7900,The impossible happend,,bug,closed,normal,--
7911,The following code makes ghc panic,,bug,closed,normal,--
7920,type-checker panic (kindFunResult),,bug,closed,normal,--
7927,Error in 'lift' line causes the 'impossible' to happen,,bug,closed,normal,
7950,Haskell Platform doesn't build on Fedora 17,,bug,closed,normal,--
7951,Haskell Platform doesn't build on Fedora 17,,bug,closed,normal,--
7965,The 'impossible' happened!,,bug,closed,normal,
7972,Simplifier introduces unbound kind variables (caught by -dcore-lint),,bug,closed,normal,--
7975,"""impossible"" failure while type checking",,bug,closed,normal,
106,com. line args not honoured for recompil,,bug,closed,low,6.8.1
445,panic! mkWWcpr: not a product,simonpj,bug,closed,low,6.8.1
462,Incomplete pattern warnings with GADTs,nobody,bug,closed,low,
604,Windows installer: use WiX,,task,closed,low,6.6.1
714,Inconsistency between handling functional dependencies in class and signature constraints,simonpj,bug,closed,low,6.12 branch
733,Problem compiling .lhs files with lines that begin with #,,bug,closed,low,_|_
764,DESTDIR Makefile variable,igloo,feature request,closed,low,6.6.1
1267,Strictness of Integer's enumFrom,,bug,closed,low,
1320,FAQ item for running GHCi on WinXP x64 using DEP,,task,closed,low,
1412,Typo in type error for lazy patterns,,bug,closed,low,
1982,"Spurious ""defined but not used"" warnings for constructors of types deriving Read",,bug,closed,low,
3045,GHCI Crashes Under Windows when loading compiled code,,bug,closed,low,6.12.1
3098,loadObj: failed,,bug,closed,low,6.12.1
3496,GHC panic while building the base library with Cabal,simonmar,bug,closed,low,7.0.1
3798,Problem with wxHaskell,,bug,closed,low,7.2.1
4177,GHCi should allow custom definition of print for implicit output,,feature request,closed,low,7.6.2
5165,GHC doesn't optimize FP excess precision properly,,bug,closed,low,7.6.1
3080,Show more instances with :info,,feature request,closed,lowest,7.6.2
3871,Missing reference in manpage,,bug,closed,lowest,7.6.1