id summary owner type status priority milestone 1570 ghc panic when compiling with -fPIC bug closed highest 4303 Segfault in RTS (apparently only MacOS) FFI related? igloo bug closed highest 7.2.1 5085 internal error: evacuate: strange closure type simonmar bug closed highest 7.4.1 5375 Regression in newName bug closed highest 7.2.1 5535 Performance regression vs. 7.2.1 igloo bug closed highest 7.4.1 7137 "Unnecessary -XRank2Types requirement involving type alias containing ""forall"" from another module" simonpj bug closed highest 7.6.1 1078 Using X11 through ffi on windows does not work bug closed high 1257 Bytecode generator can't handle unboxed tuples bug closed high 7.4.1 1350 Win 9x support feature request closed high 6.8.1 1591 runghc, ghc rts or base implements unintuitive shell escaping in Windows bug closed high 6.8.1 1889 Regression in concurrency performance from ghc 6.6 to 6.8 simonmar bug closed high 6.8.3 1985 IntSet.deleteMin doesn't agree with Set.deleteMin bug closed high Not GHC 2002 problems with very large (list) literals simonmar bug closed high 6.10.2 2385 Include cabal-install in the release task closed high 6.10.1 2684 Stack overflow in stream-fusion library with GHC 6.10 RC dons task closed high 7.2.1 2813 Create a utf8 bytestring-a-like bug closed high 6.12 branch 2918 Storable alignment for Double is 4 bug closed high 6.10.2 3090 ghc-pkg update should fail if dependent packages might break -- bug closed high 7.6.1 3278 Make lazy unlifted bindings an error bug closed high 7.4.1 3556 Build the bootstrapping ghc-pkg with ghc-cabal task closed high 7.4.1 3562 syb package on Hackage does not work with 6.12 dreixel bug closed high 6.12.1 3930 ghci does not consider library-dirs of dependent packages for dlopen() bug closed high 6.12.3 3978 ghc error while compiling Data.Vector.Algoriths.Intro bug closed high 6.12.3 4304 Remove the `-fwarn-lazy-unlifted-bindings` flag bug closed high 7.4.1 5135 compilation failure on OS X 10.4 due to _POSIX_C_SOURCE igloo bug closed high 7.4.1 5319 "MacOS X + executeFile + -threaded = ""Operation not supported""" bug closed high 7.4.1 5367 Program in (-N1) runs 10 times slower than it with two threads (-N2) simonmar bug closed high 7.4.1 5704 Bug in the handling of wired-in packages (like template-haskell) simonmar bug closed high 7.4.2 5741 openFile should fail if null bytes are in the argument feature request closed high 7.6.1 5808 nofib/spectral/hartel/transform is crashing with -fllvm (LLVM 2.7) dterei bug closed high 7.4.2 7652 Testing freezes on FreeBSD 9.1. pgj bug closed high 7.8.1 68 Warnings for unitialized fields feature request closed normal _|_ 315 Arbitrary function sections nobody feature request closed normal _|_ 420 O'Haskell feature request closed normal _|_ 449 Very big integer arithmetic crashes GHCi on Windows and Mac simonmar bug closed normal 6.4.2 451 GHC poor type-checker error message bug closed normal _|_ 482 'Bug' when installing GHC 6.4.1 wolfgang bug closed normal _|_ 566 mips-sgi-irix6.5 port? nobody feature request closed normal _|_ 598 GHC Debugger task closed normal _|_ 615 Remove uses of ccall from PackedString task closed normal 619 Port Hugs's Windows front end to GHCi. task closed normal _|_ 667 Efficient Map <-> Set conversions jpbernardy feature request closed normal Not GHC 668 Compiler loops indefinitely on Morris-style fixed-point operator bug closed normal 674 Bad error message: varying arguments feature request closed normal 690 Accept source files in encodings other than UTF-8 task closed normal 6.8.2 720 Map/Set range function feature request closed normal Not GHC 721 Write Data.Trie jpbernardy task closed normal 6.8.1 722 Adrian Hey's StringMap library in the collections package. Adrian Hey (if he accepts) task closed normal Not GHC 731 GHCi doesn't work on powerpc64 bug closed normal _|_ 835 Expose less type/class info in an interface file, to reduce recompilation feature request closed normal _|_ 837 Infer fully qualified names to overcome namespace clashes nobody feature request closed normal 913 instance Ord (StableName a) feature request closed normal 6.10 branch 927 Type checker infers () instead of a bug closed normal 944 OPTIONS_GHC in included file ignored sometimes bug closed normal 951 "stage2 on sparc dies with ""schedule: re-entered unsafely""" benl bug closed normal 6.10.2 992 Database support feature request closed normal 996 Add ranged sets proposal closed normal 1005 Add Logical Shift Operators proposal closed normal 1022 Add System.FilePath to base proposal closed normal Not GHC 1032 Test.QuickCheck.Batch overflow in length of tests bug closed normal Not GHC 1058 Highlight matching parantheses in Visual Studio feature request closed normal Not GHC 1064 Allow users to add commentary to Haddock docs task closed normal Not GHC 1066 MacOSX powerpc gcc 3.3/4.0 and unknown symbol `_printf$LDBLStub' thorkilnaur bug closed normal 6.6.1 1079 refinement for GHC's support of UTF-8 encoding feature request closed normal 6.8.2 1082 Documentation missing from MacOS PPC binary thorkilnaur bug closed normal 6.6.1 1083 ghci says a module wasn't loaded under debugging mode when in fact it was mnislaih bug closed normal 6.8.1 1084 Improve coalescing of dynamic breakpoints in the ghci debugger mnislaih bug closed normal 6.8.1 1099 "Visual Haskell crashes when "".."" is used in hs-source-dirs" bug closed normal Not GHC 1102 Lambda unicode character lex feature request closed normal _|_ 1105 Custom Runtimes feature request closed normal _|_ 1107 Incorrect error message when there is a dot in the package name. bug closed normal Not GHC 1112 The testsuite setup is broken bug closed normal 1120 randomR is non-uniform for most ranges -- bug closed normal Not GHC 1121 "Error message ""Expecting a function type, but found `w_a1Kh'""" bug closed normal 1167 mangler makes global symbol disappear on linux-ppc bug closed normal _|_ 1218 Add sortNub and sortNubBy to Data.List proposal closed normal Not GHC 1238 ByteString based datagram communication proposal closed normal Not GHC 1239 compare on exceptional Doubles and Floats should raise an error proposal closed normal 1245 Turn tuples into syntactic sugar for heterogeneous lists feature request closed normal _|_ 1249 Data.Map.map should be deprecated/removed proposal closed normal Not GHC 1266 Make Data.Graph.Inductive.NodeMap handle slightly messy input without crashing proposal closed normal Not GHC 1274 Add a MonadState instance for the Parsec monad proposal closed normal Not GHC 1293 building via gcc 4.2.x on SPARC/Solaris is very slow benl bug closed normal 6.10.2 1299 """sh boot"" should give a better error message if automake isn't installed" feature request closed normal 1323 crash when zipping two lists of the same length... bug closed normal 1324 threadDelay can't handle long times bug closed normal 6.12.1 1334 apparent memory leak in --make mode (compiling base library during building ghc) bug closed normal 6.8.2 1336 +RTS options should warn on the compiler feature request closed normal 1361 When trying to run yi, it fails to compile main, and exits with an error bug closed normal 6.8.1 1369 Type error when compiling ST-monad-like code bug closed normal 1393 Tag source tree with successful bootstraps bug closed normal _|_ 1408 groupWhen – a groupBy that compares consecutive values feature request closed normal 1458 FPS package dependency in GHC 6.4 and GHC 6.6 bug closed normal 1488 Code that won't ever be executed should not give rise to constraints feature request closed normal 1499 Visual Haskell installer issue(s) bug closed normal Not GHC 1506 Case-insensitive char/string comparison feature request closed normal Not GHC 1508 hasktags program needs replacement bug closed normal _|_ 1516 Add Data.Stream, a library for manipulating infinite lists, to base WouterSwierstra proposal closed normal Not GHC 1517 Ratio Int is not well ordered bug closed normal 1518 Make it possible to evaluate monadic actions when assigning record fields (<-) feature request closed normal _|_ 1521 Problems building the time library with Cabal / Setup.hs bug closed normal Not GHC 1542 Data/Time/Format/Parse cannot be compiled with -DDEBUG bug closed normal 6.8.1 1543 flag to define transpose [] == _|_ feature request closed normal 1547 Arity can decrease with -prof bug closed normal _|_ 1554 Ord (STRef s a) instance feature request closed normal 1555 Reverse do notation: lexer bug? feature request closed normal _|_ 1557 Enum/Ord derivations for System.Posix.Resource.Resource feature request closed normal Not GHC 1563 -Onot is not described in the GHC User's Guide, Version 6.6.1 bug closed normal 1590 Libraries proposal: Add System.Info.isWindows proposal closed normal Not GHC 1604 Coarse-grained recompilation checking task closed normal 6.10 branch 1629 Upgrade regex-base,compat,posix with GHC 6.8 Chris Kuklewicz proposal closed normal 6.8.2 1644 Problem with interface file (.hi) for a particular function bug closed normal 1665 rnf should work for any value or rnf should be implemented in the compiler feature request closed normal 1732 Proposal: Rename haskell@ to haskell-announce@ proposal closed normal Not GHC 1802 proposal: fix comparison operations for base:Data.Version.Version proposal closed normal Not GHC 1816 Add Data.Set.mapMaybe fox@ucw.cz proposal closed normal 7.6.1 1868 Exception fails all exception predicates bug closed normal 6.12 branch 1872 Extensible Records feature request closed normal _|_ 1902 Restrict the type of (^), (^^), and add genericPower, genericPower' proposal closed normal Not GHC 1903 Meta-Proposal: Documentation should be required to say when exports were introduced proposal closed normal Not GHC 1912 Debug.Trace should add another version of putTraceMsg same as traceShow feature request closed normal 1939 GHC 6.8.1: Non-exhaustive patterns in function vectAlgCase, fixed in HEAD bug closed normal 1950 Should not register packages when installing with DESTDIR option bug closed normal 1951 "Add ""writer"" Monad instance (,) o to Control.Monad.Instances" proposal closed normal Not GHC 1952 Max and Min for Monoid proposal closed normal Not GHC 1953 Add Bounded instance for IntSet proposal closed normal Not GHC 1960 Add Applicative and Monoid instances for STM proposal closed normal Not GHC 1979 Add variants of tails and inits not returning empty lists proposal closed normal Not GHC 1991 Improve GADT type inference feature request closed normal 1996 "Make ""swap"" a top-level function" feature request closed normal 2001 panic when recompiling after ctrl-C leaves .o without .hi bug closed normal 2003 The Data.Time.Format parser should be more liberal feature request closed normal Not GHC 2020 configure script shipped with ghc is built by broken version of autoconf bug closed normal 2026 Simple data types in System.Posix.IO should have Eq, Ord, etc. instances bug closed normal 2029 Add --with-libedit flag to the readline package proposal closed normal Not GHC 2032 SCC annotations cause compile errors bug closed normal 2035 New version of getModificationTime proposal closed normal Not GHC 2042 Add concatMapM to Control.Monad proposal closed normal Not GHC 2048 Add split and splitWith to Data.List proposal closed normal Not GHC 2076 rational infinities don't compare correctly to each other jeffrey bug closed normal _|_ 2085 cabal uses haddock from hard-coded location bug closed normal -- 2095 add new forms of unsafePerformIO and unsafeInterleaveIO proposal closed normal Not GHC 2099 Storable instance for Complex proposal closed normal Not GHC 2106 parts of Language.Haskell.TH.Ppr in wrong package? bug closed normal -- 2127 Bad error message for FFI declaration with no -fffi flag feature request closed normal _|_ 2139 have a way to specify listening host in Network (listenOn) feature request closed normal -- 2142 :b doesn't invoke :browse, or even generate an ambiguous command error bug closed normal 6.10 branch 2153 GHCi does not have a :source command to load further .ghci files bug closed normal -- 2156 compilation math/truncate bug with optimization enabled bug closed normal -- 2166 minBound `rem` (-1) fails bug closed normal -- 2177 Can Data.Unique safely derive Typeable? -- feature request closed normal 6.10 branch 2187 Top-level bindings are broken for polymorphic values bug closed normal 6.10 branch 2216 Better error message for unboxed types with no -fglasgow-exts flag -- feature request closed normal _|_ 2261 Foreign.C.Error.Errno should be an instance of (Eq,Ord, Show... others?) proposal closed normal -- 2281 properFraction implemented with modf primitive? bug closed normal 7.2.1 2305 GHC does not care __RENAME macro feature request closed normal 6.10.1 2315 Control.Applicative.ZipList doesn't derive Show bug closed normal -- 2316 Add Applicative instances for all MTL Monads proposal closed normal Not GHC 2324 Data.Tree.Zipper in containers package kr.angelov proposal closed normal Not GHC 2329 Control.Parallel.Strategies: definitions of rnf for most collections are poor bug closed normal -- 2392 Make Applicative a superclass of Monad proposal closed normal -- 2406 Data.List.sortFun feature request closed normal -- 2425 Crash constructing a ClockTime too far into the future -- bug closed normal _|_ 2426 ghc-pkg should treat package.conf as UTF8 simonmar bug closed normal 6.10.1 2430 Fix bug 1985 proposal closed normal Not GHC 2446 Network.Socket.PortNum should not be exported bug closed normal -- 2474 II belive that in ISO8601 the date and time should be separated by a 'T', not a space -- bug closed normal -- 2480 error function is not lazy bug closed normal -- 2519 Time.toClockTime: picoseconds out of range, after diffClockTimes bug closed normal _|_ 2551 Allow multiple modules per source file feature request closed normal _|_ 2558 re-throwing an asynchronous exception throws it synchronously simonmar bug closed normal 7.0.1 2646 Expand folding options for Sets and Maps proposal closed normal Not GHC 2651 BlockedIndefinitely not thrown when it should be bug closed normal 6.10 branch 2659 Add sortOn and other *On functions proposal closed normal Not GHC 2660 Add Down newtype wrapper for reversing orderings proposal closed normal Not GHC 2705 ghc discards version of wired-in packages bug closed normal _|_ 2736 Add bool to Data.Bool proposal closed normal Not GHC 2794 "Bootstrapping ghc-6.4.3 hangs in call to ""ghc-pkg-inplace""" bug closed normal -- 2800 deprecated OPTIONS flag warnings generated during dep chasing? bug closed normal 6.12 branch 2807 the 'impossible' happened bug closed normal -- 2814 Compiler timeout bug closed normal -- 2835 Handles leak to processes spawned by runInteractiveProcess bug closed normal -- 2891 threadDelay appears to use excessive CPU in GHCi bug closed normal -- 2907 generalized newtype deriving not working with polymorphic component feature request closed normal -- 2911 Error messages have the wrong qualified names bug closed normal 7.2.1 2935 """A lazy (~) pattern cannot bind existential type variables"" happens for non-existential GADTs" bug closed normal -- 2959 Merge in LambdaVM (Haskell to Java/JVM bytecode translator) feature request closed normal _|_ 2970 detecting readline in top-level ./configure is no guarantee of readline support bug closed normal 6.12.1 3009 ghci-6.10.1 has odd buffering behavior bug closed normal -- 3014 Any type being derived in Haskell 98 module bug closed normal -- 3036 Max/Min Monoids proposal closed normal Not GHC 3037 GHC panics when configuring base bug closed normal -- 3056 StrictAnal module naming issue proposal closed normal -- 3058 Add a 'hex' function to the pretty printing proposal closed normal Not GHC 3062 "Adding a "":clear"" clear-screen command to GHCi" feature request closed normal -- 3076 Make genericLength tail-recursive so it doesn't overflow stack bug closed normal -- 3097 Parser doesn't support doc comments on type aliases merge closed normal 6.10 branch 3104 -main-is should be a link time option, not compile time bug closed normal 7.4.1 3121 readline package does not respect Cabal --extra-{include,lib}-dirs flags bug closed normal Not GHC 3126 GHC needs to be more careful about pattern match order merge closed normal 6.10 branch 3153 Panic on syntactically wrong LANGUAGE pragma igloo merge closed normal 6.10 branch 3157 ghci segmentation fault when computation is interrupted bug closed normal 6.10 branch 3160 No exception safety in Control.Concurrent.QSem QSemN and SampleVar simonmar bug closed normal 7.6.1 3161 non-blocking read operations in Chan, Sem, QSem, SampleVar feature request closed normal 6.12.1 3175 "hpc should not mark otherwise as ""always true""" andy@galois.com bug closed normal -- 3188 instance Random for Data.Word feature request closed normal -- 3199 System.Environment provides no access to argv[0] bug closed normal 6.12.1 3200 System.Environment.withProgName strips everything before the last slash bug closed normal 6.12.1 3204 Binary package of GHC 6.10.2 fails to install on debian etch (amd64) bug closed normal -- 3226 please eliminate error message from Make on every build feature request closed normal 6.12.1 3229 queued GHCi commands are not resume context specific bug closed normal -- 3235 ghci-6.10.3 can't be built with readline support bug closed normal -- 3254 add a configure option to turn off profiling bug closed normal 6.12.1 3274 Add System.FilePath.Cygwin proposal closed normal Not GHC 3276 "FilePath.addTrailingPathSeparator """" = ""/""" bug closed normal 7.0.1 3280 The order of arguments to the function passed to nubBy got swapped somehow bug closed normal 6.12.1 3315 "Add generalised ""lookup"" function" feature request closed normal -- 3318 Export System.Process.syncProcess proposal closed normal -- 3324 Add Foldable and Traversable instances for ((,) a) proposal closed normal Not GHC 3362 Adding a newtype EndoCategory to Control.Category proposal closed normal Not GHC 3375 Add a command-line option to the darcs-all script to specify the darcs repository to use simonmar feature request closed normal 6.12.1 3380 [Patch] Support implicit concatenation in list comprehensions feature request closed normal _|_ 3389 CPP strips out C-style comments igloo feature request closed normal 7.0.1 3399 Generalize the type of Data.List.{deleteBy, deleteFirstsBy} proposal closed normal Not GHC 3416 Make maximumBy strict on the contents of its list proposal closed normal -- 3419 "Incorrect ""unnecessary import"" warning" bug closed normal 6.12.1 3446 Library enhancement request: Data.Maybe.justIf proposal closed normal Not GHC 3453 "Add ""check"" function to Control.Monad" proposal closed normal Not GHC 3455 Add a setting to change how Unicode encoding errors are handled proposal closed normal Not GHC 3456 Add FilePath -> String decoder proposal closed normal Not GHC 3474 Add a strict variant of iterate to Data.List proposal closed normal Not GHC 3503 Add __attribute__((constructor))-equivalent pragma feature request closed normal -- 3506 Can't compile 6.10.x from 6.8.3 bug closed normal -- 3507 In TH, allow e.g. (type T) rather than ''T feature request closed normal 7.4.1 3537 Add missing NFData instances to parallel proposal closed normal Not GHC 3544 Add instance IsString ShowS where fromString = showString proposal closed normal -- 3563 A couple of additions to Data.Bits proposal closed normal Not GHC 3587 provide a cross-platform way to set environment variables proposal closed normal Not GHC 3593 Where has readline gone? bug closed normal -- 3631 Overload the Prelude iterate to support list input feature request closed normal -- 3634 Add traceM, traceShowM and withTrace proposal closed normal Not GHC 3650 Add a Natural number type to the pre-defined basic types. proposal closed normal -- 3671 Add partitioning functions to Data.List proposal closed normal Not GHC 3679 ./configure --enable-shared does not work for ghc-6.10 bug closed normal -- 3686 please remove huge ghc-tarballs/ bug closed normal 3705 -fPIC without -dynamic silently ignored bug closed normal -- 3719 Literate code with # bug closed normal -- 3720 unknown symbol `_GLOBAL_OFFSET_TABLE_' when loading module bug closed normal 3721 Can't install base-4.0.0.0 !! bug closed normal -- 3770 getting docs out of windows distro feature request closed normal 6.12.2 3777 Split MonaIO class from mtl proposal closed normal Not GHC 3788 "Improved message for GHC ""No instance for"" Errors" bug closed normal 6.12.2 3828 Error in array index bug closed normal _|_ 3876 assignement of thrown extension to variable of type string bug closed normal 3905 GHCi Startup Error bug closed normal 3907 Solaris tar truncates filename of Data.Array.Parallel.Stream.Flat.Combinators interface. bug closed normal -- 3908 """Defined but not used"" for variable used in Template Haskell splice" bug closed normal 3912 Gut Build System JohnD feature request closed normal 3962 Add flipped fmap proposal closed normal Not GHC 3969 Poor performance of generated code on x86. bug closed normal 3991 One function missing in Data.Map plmday bug closed normal 3993 allow implicit parameter bindings in patterns feature request closed normal 7.2.1 4023 Inlining pragma fails to fire bug closed normal 6.12.3 4025 template-haskell Use named fields in Info proposal closed normal Not GHC 4028 Derived Data instance requires Data instances for unused type parameters bug closed normal Not GHC 4040 Eq instance for Data.Data.DataType igloo feature request closed normal 4054 Configure script for Linux binary does not check for libgmp bug closed normal 4061 Implement mutually recursive view patterns feature request closed normal 4117 GHC does not accept --srcdir bug closed normal 7.2.1 4118 GHC forces gcc version on mingw32 bug closed normal -- 4129 Template haskell API makes inconsistent use of [Q Dec], Q [Dec] and Q Dec proposal closed normal Not GHC 4132 Generate .o, .dyn_o, .p_o etc. simultaneously feature request closed normal 4133 -fvia-C option does not work on ppc with Linux bug closed normal 4189 (<.>) operator (generalizing (.) to Functor) proposal closed normal Not GHC 4219 sequence is not tail recursive, doesn't work with large inputs in strict monads bug closed normal 7.2.1 4307 Default to all cores for executables compiled with -threaded feature request closed normal 4315 Generalize the 'RandomGen' and 'Random' classes proposal closed normal Not GHC 4382 GHC trac doesn't work well behind load balancing NAT. bug closed normal 4402 Ticket #4252 not fixed for 6.12 branch bug closed normal 4433 Suboptimal rendering of long type signatures bug closed normal 4443 Don't require users to use undefined proposal closed normal Not GHC 4475 unreliable ghc on sparc bug closed normal 7.2.1 4482 Allow type variables to be instantiated as a typeclass feature request closed normal 7.4.1 4500 Improve Read Integer proposal closed normal Not GHC 4507 Data.List.sum and Data.List.product unnecessarily inefficient bug closed normal 4807 Data instance for Data.Map is incomplete bug closed normal 4810 Versions of bracket without masking acquire action proposal closed normal 7.4.1 4842 keep Data.Map.foldWithKey proposal closed normal Not GHC 4849 object code size fairly large for ghc-7.0.1 with optimization igloo bug closed normal 7.4.1 4868 deepseq should not depend on containers proposal closed normal Not GHC 4872 build failure on IA64 linux bug closed normal 4881 Some patches for GHC task closed normal 7.4.1 4886 "GHC ""extensions"" for (pre/post)processors" feature request closed normal 4887 add a Location interface for element-wise operations on Data.Map proposal closed normal Not GHC 4944 -fvia-C/asm mangler broken on registerised powerpc-linux build bug closed normal 4958 Ambiguous module name `Prelude' (base haskell98-1.1.0.0) bug closed normal 4976 zipWith static argument transformation feature request closed normal 4979 IO performance regression in 7.0.2 simonmar bug closed normal 4983 Warning about redundant import is wrong when hiding identifiers in order to avoid export ambiguities bug closed normal 4987 darcs: internal error: stg_ap_v_ret (GHC version 7.0.1 for x86_64_apple_darwin) bug closed normal 7.2.1 4996 can't link executables due to dtrace error on Mac OS X 10.5 bug closed normal 5021 How to get shared base libraries with profiling when installing from ghc-7.0.2-i386-unknown-linux.tar.bz2 feature request closed normal 5032 putting left equation sides in parantheses causes GHC.Prim.Any specialization bug closed normal 5055 "STM Exception ""BlockedIndefinitelyOnSTM"" throws to wrong thread" bug closed normal 5068 Possible loss of sharing: big performance change bug closed normal 7.4.1 5094 Get rid of hidden modules feature request closed normal 5096 Profiling wall-clock time counts are way off bug closed normal 5116 Using -fno-code and -ddump-simpl don't work together anymore. bug closed normal 5138 TypeSynonymInstances should be enabled by default feature request closed normal 5162 Add Int index functions to Data.Set sacundim feature request closed normal 5196 Warn about non-existent targets immediately feature request closed normal 5206 Data.Map: Add a strict version of fromListWith and fromListWithKey feature request closed normal 5242 IntMap.differenceKeysSet for removing an IntSet of keys fox@ucw.cz feature request closed normal 7.6.1 5244 Reg build broken on powerpc-linux bug closed normal 5255 String literals cause runtime crashes when OverloadedStrings is in effect feature request closed normal 5256 "code in an ""else"" branch that is never executed still does influence runtime (Vectorizer?)" bug closed normal 5260 System.FilePath.combine encourages unsafe practices bug closed normal 5264 Add support for out of source tree compilation. feature request closed normal 5269 RTS flag decoding broken bug closed normal 5309 make[1]: *** [Apply.o] Segmentation fault (core dumped) bug closed normal 5317 non-linear complexity of :reload combined with :module in ghci bug closed normal 7.4.1 5383 GetOpt parser too strict bug closed normal 5391 Better deriving for Typeable feature request closed normal 7.6.2 5427 '#' becomes an illegal first-character of a QuasiQuote line when CPP is enabled bug closed normal 5447 please build GHC for Linux that links against libgmp.so.4 or libgmp.so.10 (libgmp 5) feature request closed normal 5454 reify seems to needlessly remove kind ascriptions from type synonym RHSs feature request closed normal 5491 build GHC binaries against GMP 5 task closed normal 5499 Tagging constructors with record/product phantom type feature request closed normal 5506 LLVM AST : needs an LlvmType ctor to represent vectors so that LLVM can generate SIMD instructions dterei task closed normal -- 5510 Representation of GHC Errors feature request closed normal 5511 -package should take priority over modules in the filesystem bug closed normal 5530 TyVarBndr inside type quotations don't have kinds ascribed feature request closed normal 7.6.1 5563 ANNOUNCE file is from GHC 6.10 bug closed normal 5580 Make switching GHC versions easier on Mac OS feature request closed normal 5629 "missing ""where"" gives unclear error message" feature request closed normal 5659 hsc2hs should add explicit type annotations to peeks and pokes bug closed normal 5667 Data.Unique.Unique and Data.Graph.SCC are not instances of Show feature request closed normal 7.6.1 5677 Allow the definition of extra functions in typeclass instances feature request closed normal _|_ 5679 Provide Arrow lift functions for Control.Arrow feature request closed normal 7.6.1 5680 Main thread does not respect stack size RTS options bug closed normal 7.6.2 5690 Enable RTS opts by default with security warning feature request closed normal 5693 Build of local-gc branch of ghc broken simonmar bug closed normal _|_ 5705 getGCStats only works with +RTS -s bug closed normal 5718 Misplaced SPECIALIZE instance pragma silently ignored bug closed normal 5744 List layouts nsch feature request closed normal 5745 import-hidden symbol is still re-exported bug closed normal 5756 Specialize sequence into sequence_ automatically feature request closed normal 5758 Add a safe index to Data.Foldable feature request closed normal 5781 Add Data.List.at :: [a] -> Int -> Maybe a feature request closed normal 5806 Make TimeLocale an instance of Def feature request closed normal 5812 Nasty interaction between MagicHash and CPP LANGUAGE pragmas bug closed normal 5818 gcd and fizzled reversed in event SparkCounters duncan bug closed normal 7.6.1 5868 Wrong error messages with qualified imports bug closed normal _|_ 5905 ghc with incorrect arguments deletes source file bug closed normal 5953 Program execution fails with runtime error. bug closed normal 5970 Type checker hangs bug closed normal 6009 The packaging used to provide GHC 7.0.4 for OS X fails for 32 bit -- cannot install bug closed normal 6028 warning for cyclic unimplemented defaults feature request closed normal 6058 trac: can't register a new user bug closed normal 6074 Instance inference failure with GADTs feature request closed normal 7.8.1 6083 "GeneralizedNewtypeDeriving: ""deriving ALL""" feature request closed normal 6122 INLINE pragma not obeyed bug closed normal 6138 GHCI Startup Crash with HP 2012.2.0.0 on 64bit OS X 10.6 bug closed normal 6162 defer-type-errors + unsafeCoerce feature request closed normal 7025 -msse should be forwarded to the C compiler bug closed normal 7036 StableNames in presence of class constraints / monadic functions feature request closed normal 7069 precision/rounding bug with floating point numbers on 32-bit-platforms simonmar bug closed normal 7.6.1 7100 Loosen requirement for free variables in constraint in class declaration feature request closed normal 7102 Type family instance overlap accepted in ghci bug closed normal 7111 record single inheritance, partial solution to record problem feature request closed normal 7135 Data.Bits can still have default implementations for testBit, bit, and popCount by using -XDefaultSignatures feature request closed normal 7.6.1 7157 'let' keyword optional in do notation feature request closed normal 7179 Non-unique variable bindings in the Core bug closed normal 7203 Add scanl' feature request closed normal 7212 GHCi segmentation fault bug closed normal 7217 Unification of type variables in constraints bug closed normal -- 7232 make hsc2hs work with -c g++ bug closed normal 7254 Parallel processing and the -Nn flag feature request closed normal 7260 directory-1.1.0.2 fails to build on ghc 7.0.3 bug closed normal -- 7311 -odir option changes .o and .hi names of main source file to Main.hi/o bug closed normal 7345 unix-2.6.0.0 does not provide access to st_blksize and st_blocks bug closed normal 7364 `foo !f = id . f` becomes non-strict with -O2 bug closed normal _|_ 7396 "Improve ""parse error on input `$'"" when TemplateHaskell PRAGMA not declared" feature request closed normal 7405 use of -no-hs-main causes TH compiles to fail bug closed normal 7.8.1 7424 Add Data.Bits instance for Bool feature request closed normal 7425 Add method to Data.Bits for creating zeroed values. feature request closed normal 7429 Unexplained performance boost with +RTS -h bug closed normal 7.8.1 7434 Add (&) to Data.Function feature request closed normal 7435 Add swap and compose to the Prelude, or Tuple/List feature request closed normal 7448 Detabbing bug closed normal 7472 Build on FreeBSD fails with ncurses pgj bug closed normal 7496 Support for JavaScript as an official GHC output language feature request closed normal 7570 GHC's ./configure script should check for ncurses bug closed normal 7612 Automatically start the haskell runtime in DllMain on windows -shared feature request closed normal 7613 readSigned consumes too much input bug closed normal 7654 Cannot specify argv[0] with createProcess MtnViewMark feature request closed normal 7658 Support empty record update syntax feature request closed normal 7692 ghci -ignore-package base lets the impossible happen bug closed normal 7732 Allow killing of processes which are known by a System.Process.ProcessHandle feature request closed normal 7740 Remove direct cabal imports in Linker and Finder modules bug closed normal 7.8.1 7775 Mark intentionally omitted type class instances feature request closed normal 7801 Change C arithmetic types to integral types. feature request closed normal 7810 make show VALUE=VAR depends on ghc-stage1 bug closed normal 7861 deferred type error with rankNTypes bug closed normal 485 AdjustorAsm.S doesn't build on AIX bug closed low _|_ 671 "GHC can suggest ""Probable fixes"" that are impossible" bug closed low 785 Allow partial application of type synonyms feature request closed low _|_ 851 Incomplete-pattern checking for n+k patterns is not implemented bug closed low _|_ 1049 A means of testing whether code is in blocked or unblocked mode feature request closed low 6.8.2 1100 Parse error on (#) in .lhs files bug closed low 6.8.1 1144 reduction count for ghci feature request closed low 6.8.2 1184 Hasktags misses symbol bug closed low _|_ 1207 Unnecessary prohibition of unquantified higher-order typeclass constraints bug closed low 1221 Types don't match expressions in type error simonpj bug closed low _|_ 1230 write a safety wrapper around readline feature request closed low _|_ 1383 mistaken qualified infix syntax could have a nicer error message feature request closed low _|_ 1455 Wildcard pattern _ generates defaulting warning bug closed low 1539 Ord should not default to () bug closed low 1609 spurious gcc warnings with non-english language setting bug closed low 1752 CSE can create space leaks by increasing sharing bug closed low _|_ 1779 unknown symbol `hs_hpc_module' igloo merge closed low 6.10 branch 1870 ghc-6.8.1 panics compiling regex-tdfa-0.93 simonpj bug closed low _|_ 1896 Keep old bindings until :load succeeds feature request closed low 7.6.2 2249 Undeclared variable in cmm reports as panic bug closed low 6.12.3 2379 ghc-6.9.20080614: panic! (the 'impossible' happened) bug closed low 6.10.1 2380 Adjustor.o crash compiling ghc 6.8.3 on iBook G4 10.4.11 -- bug closed low 6.12.3 2428 bad error message for multiple modules in the same file bug closed low 7.0.1 2455 Building ticky-ticky profiling libraries doesn't work tim task closed low 7.0.1 2583 printf %s is not lazy enough bug closed low 7.0.1 3294 Large compilation time/memory consumption simonmar bug closed low 7.4.1 3499 darcs-all cannot use SSH repos with MSYS simonmar bug closed low 7.2.1 3817 mangler fails with gcc-4.3.x and gcc-4.1.2 on sparc; suggest disabling -fvia-C bug closed low 7.0.1 7112 No inlining in the presence of non-instantiated phantom type bug closed low 740 Copyright information is wrong in some GHC source files bug closed lowest _|_ 907 Case sensitive ghci commands feature request closed lowest _|_ 1089 Somewhat bad type error message bug closed lowest 1090 Bad monomorphism-restriction-related type error message bug closed lowest 1520 Use Linux's signalfd() instead of pipe() to deliver signals to the IO manager task closed lowest 7.6.2 1747 debugger: :trace is wasting time bug closed lowest 7.6.2 2012 compiling via-C does not work on ppc bug closed lowest 6.12.3 2021 let ghc find framework header files and link with frameworks located in $HOME/Library/Frameworks feature request closed lowest 7.6.1 2444 gtk2hs 0.9.13 fails to build on ppc due to bad code generated with -fvia-C bug closed lowest 6.12.3 2548 validate should continue if it sees warnings or haddock failures feature request closed lowest 7.6.2