{1} Bugs by priority (1176 matches)

Lists all open bugs in order of priority.

Results (401 - 500 of 1176)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#7443 Generated C code under -prof -fprof-auto -fprof-cafs very slow to compile Profiling 7.4.2 normal infoneeded Nov 23, 2012
#10859 Generated Eq instance associates && wrongly Compiler 7.10.2 lowest simonpj new Sep 8, 2015
#5761 Getting stdout and stderr as a single handle from createProcess does not work on Windows Core Libraries normal snoyberg new Jan 10, 2012
#5291 GhcDynamic build fails on Windows: can't find DLLs Build System 7.0.3 low new Jul 1, 2011
#8732 Global big object heap allocator lock causes contention Runtime System 7.6.3 normal simonmar new Feb 4, 2014
#10951 HPC program has poor error reporting / strange CLI in general Code Coverage 7.10.2 low new Oct 9, 2015
#7644 Hackage docs for base library contain broken links Documentation 7.6.1 normal hvr new Jan 31, 2013
#11955 Haddock documentation for pattern synonyms printed with explicit forall quantifiers Compiler 8.0.1-rc3 normal 8.0.2 new Apr 19, 2016
#10353 Haddock for Data.List should list instances Documentation 7.10.1 normal new Apr 24, 2015
#10373 Haiku: ghc-stage1 compiler crashes at exit Compiler 7.10.1 normal new May 2, 2015
#7624 Handling ImplicitParams in Instance Declaration Documentation 7.6.1 normal new Jan 25, 2013
#7539 Hard ghc api crash when calling runStmt on code which has not been compiled Compiler 7.6.1 normal new Dec 29, 2012
#11645 Heap profiling - hp2ps: samples out of sequence Profiling 8.0.1-rc2 normal new Feb 25, 2016
#3048 Heap size suggestion gets ignored when -G1 flag is passed Runtime System 6.10.1 normal minor new Feb 25, 2009
#11836 Hello World Bug - silent stdout errors Compiler 7.10.3 normal 8.2.1 new Apr 14, 2016
#10812 High memory usage after performing GC Compiler 7.10.2 high new Aug 29, 2015
#8532 Hyperbolic arc cosine fails on (-1) :: Complex r. Core Libraries 7.6.3 low new Nov 14, 2013
#11566 I don't need madvise MADV_DONTNEED Compiler 8.1 normal new Feb 11, 2016
#8733 I/O manager causes unnecessary syscalls in send/recv loops Runtime System 7.6.3 normal new Feb 4, 2014
#5928 INLINABLE fails to specialize in presence of simple wrapper Compiler 7.4.1 normal new Mar 11, 2012
#7245 INLINEing top-level patterns causes ghc to emit 'arity missing' traces Compiler 7.6.1 normal new Sep 17, 2012
#7378 Identical alts/bad divInt# code Compiler 7.6.1 normal new Oct 31, 2012
#11831 Illegal Instruction when running byte operations in ghci GHCi 7.10.3 normal new Apr 13, 2016
#11261 Implement DWARF debugging on powerpc64 Compiler (CodeGen) 7.11 normal 8.2.1 trommler new Dec 19, 2015
#7206 Implement cheap build Compiler 7.4.2 normal simonpj new Aug 31, 2012
#12494 Implementation of setenv in base incorrectly claims empty environment variable not supported on Windows libraries/base 8.0.1 normal new Aug 16, 2016
#1057 Implicit parameters on breakpoints GHCi 6.8.2 normal normal new Dec 18, 2006
#10027 Importing constructor of associated data type fails Compiler 7.8.4 normal new Jan 26, 2015
#11959 Importing doubly exported pattern synonym and associated pattern synonym panics Compiler 8.0.1-rc3 high 8.0.2 new Apr 20, 2016
#7026 Impredicative implicit parameters Compiler (Type checker) 7.4.2 normal new Jun 23, 2012
#9420 Impredicative type instantiation without -XImpredicativeTypes Compiler (Type checker) 7.9 normal new Aug 7, 2014
#11319 ImpredicativeTypes even more broken than usual Compiler (Type checker) 7.11 normal new Dec 30, 2015
#8808 ImpredicativeTypes type checking fails depending on syntax of arguments Compiler (Type checker) 7.8.1-rc1 normal new Feb 20, 2014
#1330 Impredicativity bug: Church2 test gives a rather confusing error with the HEAD Compiler (Type checker) 6.7 lowest normal simonpj new May 5, 2007
#11514 Impredicativity is still sneaking in Compiler 8.1 normal goldfire new Jan 29, 2016
#2255 Improve SpecConstr for free variables Compiler 6.8.2 normal normal new May 1, 2008
#2642 Improve SpecConstr for join points Compiler 6.8.3 lowest normal new Oct 2, 2008
#5224 Improve consistency checking for family instances Compiler 7.0.3 low simonpj new May 26, 2011
#10262 Improve documentation of module signatures Documentation 7.11 normal ezyang new Apr 7, 2015
#9358 Improve flag description in the user guide Documentation 7.8.3 normal new Jul 24, 2014
#3781 Improve inlining for local functions Compiler 6.12.1 lowest new Dec 23, 2009
#12214 In event of framework failure, test suite still deletes temporary directory Test Suite 8.0.1 normal thomie new Jun 21, 2016
#11066 Inacessible branch should be warning - otherwise breaks type soundness? Compiler 7.10.2 high 8.2.1 new Nov 6, 2015
#12193 Include target versions of unlit and hsc2hs when cross-compiling Build System 8.0.1 normal 8.0.3 thomie new Jun 15, 2016
#8338 Incoherent instances without -XIncoherentInstances Compiler 7.6.3 normal new Sep 20, 2013
#9432 IncoherentInstances are too restricted Compiler (Type checker) 7.8.2 high new Aug 11, 2014
#2256 Incompleteness of type inference: must quantify over implication constraints Compiler (Type checker) 6.8.2 lowest normal simonpj new May 1, 2008
#5775 Inconsistency in demand analysis Compiler 7.5 high 8.2.1 bgamari new Jan 14, 2012
#10056 Inconsistent precedence of ~ Compiler (Parser) 7.8.4 normal new Feb 1, 2015
#12550 Inconsistent unicode display for kinds Compiler 8.0.1 normal johnleo new Aug 28, 2016
#10418 Incorrect RULE warning on constructor, and inablilty to {-# INLINE [0] #-} constrcutor Compiler 7.10.1 normal new May 14, 2015
#5041 Incorrect Read deriving for MagicHash constructors Compiler 7.0.2 low new Mar 23, 2011
#10542 Incorrect Unicode input on Windows Console Compiler 7.8.3 high new Jun 18, 2015
#4471 Incorrect Unicode output on Windows Console Compiler 6.12.3 normal 8.2.1 new Nov 4, 2010
#10793 Incorrect blocked on MVar detection Runtime System 7.10.1 normal new Aug 25, 2015
#7842 Incorrect checking of let-bindings in recursive do Compiler (Type checker) 7.7 normal new Apr 17, 2013
#11509 Incorrect error message in StandaloneDeriving: "The data constructors of <typeclass> are not all in scope" Compiler 8.0.1-rc1 normal new Jan 29, 2016
#10905 Incorrect number of parameters in "role" errors Compiler 7.10.2 normal new Sep 21, 2015
#12179 Incorrect parsing of a pattern synonym type Compiler 8.0.1 normal new Jun 10, 2016
#12538 Incorrect usage of overlapping instances and data families sends GHC into loop Compiler (Type checker) 8.1 normal new Aug 25, 2016
#11099 Incorrect warning about redundant constraints Compiler (Type checker) 7.11 normal new Nov 17, 2015
#11669 Incorrectly suggests RankNTypes for ill-formed type "forall a. Eq a. Int" Compiler (Parser) 8.1 normal drobnik new Mar 3, 2016
#10228 Increased memory usage with GHC 7.10.1 Compiler 7.10.1 normal new Apr 2, 2015
#12357 Increasing maximum constraint tuple size significantly blows up compiler allocations Compiler 7.10.3 normal bgamari patch Jul 1, 2016
#8827 Inferring Safe mode with GeneralizedNewtypeDeriving is wrong Compiler 7.9 normal new Feb 26, 2014
#11523 Infinite Loop when mixing UndecidableSuperClasses and the class/instance constraint synonym trick. Compiler (Type checker) 8.0.1-rc1 high 8.2.1 new Feb 1, 2016
#12482 Infinite compilation time when using wrongly ordered constraints Compiler 8.0.1 high infoneeded Aug 11, 2016
#12386 Infinite loop when showing type family error Compiler (Type checker) 8.0.1 highest 8.0.3 goldfire new Jul 12, 2016
#12042 Infinite loop with type synonyms and hs-boot Compiler (Type checker) 8.1 low new May 11, 2016
#367 Infinite loops can hang Concurrent Haskell Compiler 6.4.1 lowest normal ezyang new Apr 26, 2005
#5646 Initialise tuples using pragmas Data Parallel Haskell 7.3 low chak new Nov 18, 2011
#8648 Initialization of C statics broken in threaded runtime Runtime System 7.7 normal simonmar new Jan 4, 2014
#12632 Inline and Noinline pragmas ignored for instance functions Compiler 8.0.1 normal new Sep 27, 2016
#5298 Inlined functions aren't fully specialised Compiler 7.0.3 low new Jul 4, 2011
#2607 Inlining defeats selector thunk optimisation Compiler 6.8.3 normal normal new Sep 18, 2008
#7109 Inlining depends on datatype size, even with INLINE pragmas Compiler 7.5 normal simonpj new Aug 1, 2012
#9320 Inlining regression/strangeness in 7.8 Compiler 7.8.2 normal new Jul 16, 2014
#7141 Inlining the single method of a class can shadow rules Template Haskell 7.4.2 normal simonpj new Aug 13, 2012
#10771 Installation of Ivory - Static flags have not been initialised Compiler 7.10.2 normal new Aug 12, 2015
#10584 Installation of SFML failed Compiler 7.8.4 normal new Jun 27, 2015
#12587 InstanceSigs doesn't work with ambigous types Compiler 8.0.1 normal new Sep 10, 2016
#3055 Int / Word / IntN / WordN are unequally optimized Compiler 6.11 normal normal new Mar 1, 2009
#8847 Int64 ^ Int64 broken by optimization on SPARC Compiler (NCG) normal new Mar 4, 2014
#12614 Integer division can overwrite other arguments to foreign call Compiler (NCG) 8.0.1 high 8.0.2 patch Sep 24, 2016
#229 Integer overflow in array allocation Core Libraries 7.9 high normal 8.2.1 rwbarton new Jun 16, 2004
#11228 Interaction between ORF and record pattern synonyms needs to be resolved. Compiler 7.11 normal new Dec 15, 2015
#11827 InteractiveEval error handling gets a boot ModSummary instead of normal ModSummary Compiler 8.0.1-rc3 normal 8.0.3 new Apr 13, 2016
#8144 Interface hashes include time stamp of dependent files (UsageFile mtime) Test Suite 7.6.3 normal new Aug 20, 2013
#9468 Internal error: resurrectThreads: thread blocked in a strange way: 10 Runtime System 7.8.3 normal simonmar new Aug 19, 2014
#12525 Internal identifiers creeping into :show bindings GHCi 8.1 low new Aug 23, 2016
#2496 Invalid Eq/Ord instances in Data.Version Core Libraries 6.8.3 normal normal 8.2.1 new Aug 7, 2008
#8730 Invalid Unicode Codepoints in Char Core Libraries 7.6.3 low new Feb 3, 2014
#12355 Invalid assembly in foreign prim Compiler 8.1 normal new Jul 1, 2016
#8556 Invalid constructor names are accepted in data declarations Compiler (Parser) 7.6.3 low new Nov 22, 2013
#8406 Invalid object in isRetainer() or Segfault Runtime System 7.8.3 normal new Oct 4, 2013
#6087 Join points need strictness analysis Compiler 7.4.1 normal new May 10, 2012
#8708 Kind annotation in tuple not parsed Compiler (Parser) 7.7 normal new Jan 27, 2014
#10141 Kind inference regression in closed type families Compiler 7.10.1-rc2 normal 8.2.1 goldfire new Mar 6, 2015
#11203 Kind inference with SigTvs is wrong Compiler (Type checker) 7.10.2 normal new Dec 11, 2015
#10114 Kind mismatches with AnyK in rank-2 types Compiler 7.8.4 normal new Feb 24, 2015
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