{1} Bugs by priority (854 matches)

Lists all open bugs in order of priority.

Results (1 - 100 of 854)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#149 missed CSE opportunity Compiler 5.04.2 normal minor new Jun 12, 2003
#322 fromInteger-related pattern match overlap warnings Compiler 6.4 normal normal simonpj new Mar 14, 2005
#427 Random.StdGen slowness Core Libraries normal normal ekmett new Jul 27, 2005
#487 powerpc/linux segfaulting binaries Compiler 6.4.1 normal normal new Nov 30, 2005
#806 hGetBufNonBlocking doesn't work on Windows Core Libraries 6.4.2 normal normal new Jun 27, 2006
#816 Weird fundep behavior (with -fallow-undecidable-instances) Compiler (Type checker) 6.4.2 normal normal new Jul 6, 2006
#947 ghc -O space leak: CSE between different CAFs Compiler 6.5 normal normal new Oct 17, 2006
#1057 Implicit parameters on breakpoints GHCi 6.8.2 normal normal new Dec 18, 2006
#1062 Bad output from Text.PrettyPrint.HughesPJ Core Libraries 6.6 normal normal ekmett new Dec 19, 2006
#1087 bang patterns with infix ops Compiler (Parser) 6.6 normal normal new Jan 6, 2007
#1147 Quadratic behaviour in the compacting GC Runtime System 6.6 normal normal new Feb 14, 2007
#1168 Optimisation sometimes decreases sharing in IO code Compiler 6.6 normal normal new Feb 23, 2007
#1290 ghc runs preprocessor too much Driver 6.7 normal normal new Apr 26, 2007
#1308 Type signature in warning is wrong Compiler 6.7 normal normal new Apr 27, 2007
#1400 :set +r doesn't work for interpreted modules GHCi 6.7 normal normal simonmar new May 31, 2007
#1526 -fobject-code doesn't apply to expressions typed at the prompt Compiler 6.7 normal normal new Jul 12, 2007
#1530 debugging :steps inside TH spliced code need to be bypassed GHCi 6.7 normal normal new Jul 13, 2007
#1614 Type checker does not use functional dependency to avoid ambiguity Compiler (Type checker) 6.7 normal normal new Aug 14, 2007
#1687 A faster (^)-function. Prelude 6.6.1 normal normal new Sep 12, 2007
#1831 reify never provides the declaration of variables Template Haskell 6.8.1 normal normal new Nov 4, 2007
#2031 relocation overflow Compiler 6.8.2 normal normal new Jan 10, 2008
#2057 inconsistent .hi file error gets ignored Compiler 6.8.2 normal normal new Jan 19, 2008
#2132 Optimise nested comparisons Compiler 6.8.2 normal normal new Feb 28, 2008
#2255 Improve SpecConstr for free variables Compiler 6.8.2 normal normal new May 1, 2008
#2280 randomR too slow Core Libraries 6.8.2 normal normal ekmett new May 13, 2008
#2607 Inlining defeats selector thunk optimisation Compiler 6.8.3 normal normal new Sep 18, 2008
#2786 Blackhole loops are not detected and reported in GHCi GHCi 6.8.3 normal normal new Nov 17, 2008
#3048 Heap size suggestion gets ignored when -G1 flag is passed Runtime System 6.10.1 normal minor new Feb 25, 2009
#3081 Double output after Ctrl+C on Windows Runtime System 6.10.1 normal normal new Mar 9, 2009
#3134 encodeFloat . decodeFloat Prelude 6.10.1 normal normal new Mar 31, 2009
#3266 Segment fault with WxHaskell and GHC 6.10.2 Compiler 6.10.2 normal normal new May 30, 2009
#3353 Add CLDouble support Compiler 6.12.1 normal normal new Jul 5, 2009
#3354 binaries built with GHC on Mac OS X 10.5 (Leopard) do not work on 10.4 (Tiger) Build System 6.10.1 normal minor new Jul 5, 2009
#3549 unlit does not follow H98 spec Compiler 6.10.4 normal normal new Sep 28, 2009
#3575 mkStdGen and split conspire to make some programs predictable Core Libraries 6.10.1 normal normal ekmett new Oct 12, 2009
#3620 The seeds generated by split are not independent Core Libraries 6.11 normal normal ekmett new Oct 28, 2009
#3628 exceptions reported to stderr when they propagate past forkIO Core Libraries 6.10.4 normal normal ekmett new Oct 30, 2009
#3676 realToFrac doesn't sanely convert between floating types Core Libraries 6.12.1 normal ekmett new Nov 19, 2009
#3765 Rules should "look through" case binders too Compiler 6.12.1 normal new Dec 16, 2009
#3872 New way to make the simplifier diverge Compiler 6.12.1 normal new Feb 10, 2010
#3971 FFI callback segfaults on PPC Compiler (FFI) 6.12.3 normal new Apr 9, 2010
#3995 Comment delimiters ignored inside compiler pragma Compiler (Parser) 6.10.4 normal new Apr 19, 2010
#3998 strace breaks System.Process(?) Core Libraries 6.12.1 normal snoyberg new Apr 21, 2010
#4005 Bad behaviour in the generational GC with paraffins -O2 Runtime System 6.12.1 RC1 normal new Apr 23, 2010
#4029 ghci leaks memory when loading a file GHCi normal new Apr 28, 2010
#4043 Parsing of guards, and type signatures Compiler (Parser) 6.12.2 normal new May 4, 2010
#5051 Typechecker behaviour change Compiler (Type checker) 7.0.2 normal new Mar 26, 2011
#5071 GHCi crashes on large alloca/allocaBytes requests Compiler 7.0.3 normal new Mar 31, 2011
#5278 System.Random.randomIvalInteger makes invalid assumptions about RandomGen Core Libraries 7.0.3 normal ekmett new Jun 27, 2011
#5400 GHC loops on compiling with optimizations Compiler 7.0.4 normal new Aug 10, 2011
#5448 GHC stuck in infinite loop compiling with optimizations Compiler 7.0.3 normal new Aug 31, 2011
#5466 Documentation for Chan could be better Core Libraries 7.2.1 normal ekmett new Sep 7, 2011
#5722 GHC inlines class method forever Compiler 7.2.1 normal simonpj new Dec 24, 2011
#5728 Warnings from -fwarn-incomplete-record-updates even with all constructors matched Compiler 7.4.1 normal new Dec 27, 2011
#5762 GHC gives incorrect warnings with simple applications of the view patterns extension Compiler 7.3 normal new Jan 10, 2012
#5797 readRawBufferPtr cannot be interrupted by exception on Windows with -threaded Core Libraries 7.2.2 normal ekmett new Jan 18, 2012
#5974 Casts, rules, and parametricity Compiler 7.4.1 normal new Mar 28, 2012
#6065 Suggested type signature causes a type error (even though it appears correct) Compiler (Type checker) 7.4.1 normal new Apr 30, 2012
#7026 Impredicative implicit parameters Compiler (Type checker) 7.4.2 normal new Jun 23, 2012
#7080 Make RULES and SPECIALISE more consistent Compiler 7.4.2 normal new Jul 16, 2012
#7206 Implement cheap build Compiler 7.4.2 normal simonpj new Aug 31, 2012
#7309 The Ix instance for (,) leaks space in range Core Libraries 7.6.1 normal ekmett new Oct 8, 2012
#7634 MD5 collision could lead to SafeHaskell violation Core Libraries 7.6.1 normal ekmett new Jan 28, 2013
#7897 MakeTypeRep fingerprints be proper, robust fingerprints Compiler 7.6.3 normal new May 8, 2013
#8048 Register spilling produces ineffecient/highly contending code Compiler (CodeGen) 7.6.3 normal new Jul 10, 2013
#8177 Roles for type families Compiler 7.6.3 normal goldfire new Aug 27, 2013
#345 GADT - fundep interaction Compiler (Type checker) 6.4 low normal simonpj new Apr 8, 2005
#589 Various poor type error messages Compiler (Type checker) 6.4.1 low minor new Dec 7, 2005
#1171 GHC doesn't respect the imprecise exceptions semantics Compiler 6.6 low normal new Feb 24, 2007
#1176 Infinite loop when printing error message Compiler 6.6 low normal thorkilnaur new Feb 25, 2007
#1928 Confusing type error message Compiler (Type checker) 6.8.1 low normal new Nov 25, 2007
#2356 GHC accepts multiple instances for the same type in different modules Compiler 6.8.3 low normal new Jun 10, 2008
#2625 Unexpected -ddump-simpl output for derived Ord instance and UNPACKed fields Compiler 6.8.3 low normal new Sep 24, 2008
#2926 Foreign exported function returns wrong type Compiler (FFI) 6.10.1 low normal new Jan 8, 2009
#4861 Documentation for base does not include special items Core Libraries 7.0.1 low ekmett upstream Dec 24, 2010
#4863 TH crashes if you reify the Name of a dfun Template Haskell 7.0.1 low simonpj new Dec 26, 2010
#5041 Incorrect Read deriving for MagicHash constructors Compiler 7.0.2 low new Mar 23, 2011
#5316 Orphan instances strike again: ghc rejects a program at first but will accept it if you repeat the same compilation command Compiler 7.0.4 low new Jul 11, 2011
#5957 signatures are too permissive Compiler (Type checker) 7.4.1 low new Mar 22, 2012
#6034 Parse error when using ' with promoted kinds Compiler (Parser) 7.5 low new Apr 23, 2012
#7831 Bad fragmentation when allocating many large objects Runtime System 7.7 low ezyang new Apr 13, 2013
#10184 Coercible solver incomplete with recursive newtypes Compiler 7.11 low new Mar 23, 2015
#10185 Coercible solver incomplete with non-variable transitivity Compiler 7.11 low new Mar 23, 2015
#552 GHCi :m doesn't restore default decl GHCi 5.0 lowest normal new Jun 8, 2001
#367 Infinite loops can hang Concurrent Haskell Compiler 6.4.1 lowest normal ezyang new Apr 26, 2005
#418 throwTo to a thread inside 'block' Runtime System 6.4.1 lowest normal new Jul 10, 2005
#917 -O introduces space leak Compiler 6.5 lowest normal new Sep 28, 2006
#926 infinite loop in ShutdownIOManager() Runtime System 6.5 lowest normal new Oct 7, 2006
#1158 Problem with GADTs and explicit type signatures Compiler 6.6 lowest normal simonpj new Feb 20, 2007
#1307 Warning refers to code not in the source Compiler 6.7 lowest normal new Apr 27, 2007
#5340 wrong warning on incomplete case analysis in conjunction with empty data declarations Compiler (Type checker) 6.12.3 lowest new Jul 22, 2011
#8964 split_marker_entry assert breaks -split-objs and -ddump-opt-cmm Compiler 7.9 lowest new Apr 7, 2014
#9439 LlvmCodegen: Overzealous mangler incorrectly transforms user code Compiler (LLVM) 7.8.2 highest 7.8.4 merge Aug 14, 2014
#9160 Panic: Template variable unbound in rewrite rule Compiler 7.8.2 normal 7.8.3 new Jun 2, 2014
#7482 GHC.Event overwrites main IO managers hooks to RTS libraries/base 7.4.1 normal 7.8.1 new Dec 5, 2012
#7170 Foreign.Concurrent finalizer called twice in some cases Core Libraries 7.8.3 high 7.6.1 new Aug 21, 2012
#5001 makeCorePair: arity missing Compiler 7.2.1 high 7.4.1 new Mar 7, 2011
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 high normal 7.12.1 new Feb 28, 2005
#781 GHCi on x86_64, cannot link to static data in shared libs Compiler 6.5 high normal 7.12.1 new May 31, 2006
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high 7.12.1 new Jun 21, 2010
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