{1} Bugs by priority (1375 matches)

Lists all open bugs in order of priority.

Results (501 - 600 of 1375)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#8177 Roles for type families Compiler 7.6.3 normal goldfire new Aug 27, 2013
#9235 Simplifier ticks exhausted on recursive class method Compiler 7.8.2 normal new Jun 24, 2014
#12971 Paths are encoded incorrectly when invoking GCC Compiler 8.0.1 normal Phyx upstream Dec 13, 2016
#13689 Data.Either doesn't export INLINABLE short functions like "rights" Core Libraries 8.0.2 normal new May 12, 2017
#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
#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
#3782 Data Parallel "Impossible happened" compiler error Data Parallel Haskell 6.12.1 low benl new Dec 23, 2009
#3903 DPH bad sliceP causes RTS panic "allocGroup: requested zero blocks" Data Parallel Haskell 6.13 low benl new Mar 1, 2010
#4831 Too many specialisations in SpecConstr Data Parallel Haskell 7.0.1 low rl new Dec 10, 2010
#4861 Documentation for base does not include special items Core Libraries 7.0.1 low upstream Dec 24, 2010
#5041 Incorrect Read deriving for MagicHash constructors Compiler 7.0.2 low new Mar 23, 2011
#5646 Initialise tuples using pragmas Data Parallel Haskell 7.3 low chak new Nov 18, 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 (Type checker) 6.6 lowest normal simonpj new Feb 20, 2007
#1612 GHC_PACKAGE_PATH and $topdir bug Package system 6.6.1 lowest normal new Aug 12, 2007
#3960 ghc panic when attempting to compile DPH code Data Parallel Haskell 6.12.1 lowest rl new Apr 5, 2010
#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
#11005 GHC's build system can't deal with ghc install path with multiple spaces in it Build System 7.11 lowest new Oct 22, 2015
#12161 Panic when literal is coerced into function Compiler 8.0.1 lowest new Jun 7, 2016
#13678 Overhaul the linker Compiler (Linking) 8.3 lowest new May 10, 2017
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high new Jun 21, 2010
#4505 Segmentation fault on long input (list of pairs) Compiler 7.0.1 high new Nov 17, 2010
#7298 GHCi is setting stdin/stdout to NoBuffering in runghc when DYNAMIC_GHC_PROGRAMS=YES GHCi 7.6.1 high new Oct 5, 2012
#7602 Threaded RTS performing badly on recent OS X (10.8?) Runtime System high thoughtpolice new Jan 17, 2013
#10818 GHC 7.10.2 takes much longer to compile some packages Compiler 7.10.2 high new Aug 31, 2015
#11106 Turning on optimizer changes behavior in 7.10.3 Compiler 7.10.2 high new Nov 17, 2015
#11188 Confusing "parse error in pattern" for spurious indentation. Compiler (Parser) 7.10.1 high new Dec 9, 2015
#11375 Type aliases twice as slow to compile as closed type families. Compiler (Type checker) 8.1 high infoneeded Jan 7, 2016
#11476 gcc leaves undeleted temporary files when invoked with a response file Compiler 7.10.3 high new Jan 21, 2016
#12079 segmentation fault in both ghci and compiled program involves gtk library Compiler 7.10.3 high doofin new May 18, 2016
#12091 'Variable not in scope" when using GHCi with `-fobject-code` GHCi 8.0.1 high new May 20, 2016
#12395 Misleading GHCi errors when package is installed GHCi 8.0.1 high new Jul 14, 2016
#12430 TypeFamilyDependencies accepts invalid injectivity annotation Compiler (Type checker) 8.0.1 high new Jul 24, 2016
#12482 Infinite compilation time when using wrongly ordered constraints Compiler 8.0.1 high infoneeded Aug 11, 2016
#12506 Compile time regression in GHC 8. Compiler 8.0.1 high bgamari new Aug 20, 2016
#12690 Segmentation fault in GHC runtime system under low memory with USE_LARGE_ADDRESS_SPACE Runtime System 8.0.1 high new Oct 11, 2016
#12734 Missed use of solved dictionaries leads to context stack overflow Compiler 8.0.1 high new Oct 18, 2016
#12832 GHC infers too simplified contexts Compiler 8.0.1 high new Nov 12, 2016
#13011 Simplifier ticks exhausted: a 10-line case Compiler 8.0.1 high new Dec 20, 2016
#13150 unknown warning is not reported by GHC Compiler 8.0.1 high new Jan 18, 2017
#13185 haskell-relational-query: ghc: panic! (the 'impossible' happened) Compiler 8.0.2 high new Jan 25, 2017
#781 GHCi on x86_64, cannot link to static data in shared libs Runtime System (Linker) 6.5 normal normal new May 31, 2006
#1216 Missed opportunity for let-no-esape Compiler 6.6 normal normal simonpj new Mar 12, 2007
#1290 ghc runs preprocessor too much Driver 6.7 normal normal new Apr 26, 2007
#1466 Stack check for AP_STACK Compiler 6.6.1 normal normal simonmar new Jun 28, 2007
#1544 Derived Read instances for recursive datatypes with infix constructors are too inefficient Compiler 6.6.1 normal normal new Jul 18, 2007
#1620 ModBreaks.modBreaks_array not initialised GHCi 7.8.2 normal normal new Aug 19, 2007
#1851 "make install-strip" should work Build System 8.0.1 normal normal new Nov 8, 2007
#2189 hSetBuffering stdin NoBuffering doesn't work on Windows Core Libraries 6.8.2 normal normal new Mar 31, 2008
#2408 threadWaitRead on mingw32 threaded causes internal error Core Libraries 7.6.1 normal normal new Jun 30, 2008
#2496 Invalid Eq/Ord instances in Data.Version Core Libraries 6.8.3 normal normal new Aug 7, 2008
#3055 Int / Word / IntN / WordN are unequally optimized Compiler 6.11 normal normal new Mar 1, 2009
#3231 Permission denied error with runProcess/openFile Core Libraries 6.10.4 normal normal simonmar new May 15, 2009
#3831 SpecConstr should exploit cases where there is exactly one call pattern Compiler 6.13 normal simonpj new Jan 20, 2010
#4150 CPP+QuasiQuotes confuses compilation errors' line numbers Compiler (Parser) 6.12.3 normal new Jun 23, 2010
#4245 ghci panic: thread blocked indefinitely in an MVar operation GHCi 6.12.3 normal tibbe new Aug 7, 2010
#4372 Accept expressions in left-hand side of quasiquotations Template Haskell 6.12.3 normal new Oct 6, 2010
#4451 Re-linking avoidance is too aggressive Compiler 7.1 normal new Oct 29, 2010
#4471 Incorrect Unicode output on Windows Console Compiler 6.12.3 normal new Nov 4, 2010
#4945 Another SpecConstr infelicity Compiler 7.0.1 normal new Feb 3, 2011
#5320 check_overlap panic (7.1 regression) Compiler (Type checker) 7.1 normal simonpj new Jul 13, 2011
#5355 Link plugins against existing libHSghc Compiler 7.0.3 normal new Jul 29, 2011
#5444 Slow 64-bit primops on 32 bit system Compiler 7.2.1 normal new Aug 31, 2011
#5463 SPECIALISE pragmas generated from Template Haskell are ignored Template Haskell 7.2.1 normal new Sep 5, 2011
#5641 The -L flag should not exist Profiling 7.2.1 normal new Nov 16, 2011
#5642 Deriving Generic of a big type takes a long time and lots of space Compiler 7.3 normal new Nov 17, 2011
#5645 Sharing across functions causing space leak Compiler 7.2.1 normal Alexander.Pakhomov new Nov 17, 2011
#5692 Source code with large floating constants in exponential notation cannot be compiled Compiler 7.2.1 normal pcapriotti new Dec 12, 2011
#5761 Getting stdout and stderr as a single handle from createProcess does not work on Windows Core Libraries normal snoyberg new Jan 10, 2012
#5777 core lint error with arrow notation and GADTs Compiler (Type checker) 7.4.2 normal ross new Jan 15, 2012
#5780 -faggressive-primops change caused a failure in perf/compiler/parsing001 Compiler 7.2.2 normal new Jan 16, 2012
#5902 Cannot tell from an exception handler whether the exception was asynchronous Compiler 7.4.1 normal simonmar new Feb 27, 2012
#5928 INLINABLE fails to specialize in presence of simple wrapper Compiler 7.4.1 normal new Mar 11, 2012
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) Compiler 7.4.1 normal simonpj infoneeded Mar 20, 2012
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type Compiler 7.4.1 normal simonpj new Apr 24, 2012
#6047 GHC retains unnecessary binding Compiler 7.4.1 normal simonpj new Apr 26, 2012
#6070 Fun with the demand analyser Compiler 7.4.1 normal simonpj new May 2, 2012
#6092 Liberate case not happening Compiler 7.4.1 normal simonpj new May 11, 2012
#6101 Show instance for integer-simple is not lazy enough Core Libraries 7.4.1 normal new May 17, 2012
#6107 GHCi runtime linker cannot link with duplicate common symbols Runtime System (Linker) 7.4.1 normal new May 17, 2012
#6113 Profiling with -p not written if killed with SIGTERM Profiling 7.4.1 normal new May 19, 2012
#7044 reject reading rationals with exponent notation Compiler 7.4.2 normal new Jul 3, 2012
#7045 The `Read` instance of `Rational` does not support decimal notation Core Libraries 7.4.2 normal new Jul 3, 2012
#7063 Register allocators can't handle non-uniform register sets Compiler (NCG) 7.4.2 normal benl new Jul 9, 2012
#7066 isInstance does not work for compound types Template Haskell 7.4.2 normal simonpj new Jul 11, 2012
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