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Ticket Summary Status Owner Type Priority Milestone
#7727 Nonsense evaluation: sequence [] = [] new igloo bug normal 7.8.1
#7765 Odd error message for `runghc` with missing `main` function. new igloo bug normal 7.8.1
#7768 "untracked content" in fresh clone of haskeline new igloo bug normal 7.8.1
#7772 Finish support for DYNAMIC_GHC_PROGRAMS on Windows new igloo bug high 7.8.1
#7779 building GHC overwrites the installed package database if GHC_PACKAGE_PATH is set new igloo bug normal 7.8.1
#7789 GHCI core dumps when used with VTY new igloo bug normal 7.8.1
#7811 intermittent 'unexpected' results of test ghcpkg01 new igloo bug normal 7.8.1
#7833 installed GHC refers to libffi in the build directory new igloo bug high 7.8.1
#2403 caching for runghc (runhaskell) new jsnx feature request normal _|_
#6135 Unboxed Booleans new jstolarek feature request normal 7.8.1
#3569 ghci can't handle utf-8 chinese char correctly when modify. new judah bug normal _|_
#284 RPM doesn't support --prefix new juhp feature request normal _|_
#2968 add test for C trigraphs new kchugalinskiy task lowest 7.6.2
#701 Better CSE optimisation new michalt task normal _|_
#2614 Enumeration of values for `Sys.Info.os`, `Sys.Info.arch` new mjg feature request low 7.6.2
#1377 GHCi debugger tasks new mnislaih task lowest 7.6.2
#7782 flag to run the demand analysis a second time new nfrisby task normal 7.8.1
#7240 Stack trace truncated too much with indirect recursion new nomeata bug normal 7.8.1
#2514 Add/Expose Binary API that allows dumping of any GHC Binary instance new nominolo feature request lowest 7.6.2
#5158 Update .git-ignore in all the repos new pcapriotti task low 7.6.2
#5692 Source code with large floating constants in exponential notation cannot be compiled new pcapriotti bug normal 7.6.2
#7116 Missing optimisation: strength reduction of floating-point multiplication new pcapriotti bug normal 7.8.1
#4022 GHC Bindist is Broken on FreeBSD/amd64 new pgj bug lowest 7.6.2
#4429 Ability to specify the namespace in mkName new reinerp feature request low 7.6.2
#3577 Complete support for Data Parallel Haskell new rl feature request normal _|_
#3960 ghc panic when attempting to compile DPH code new rl bug lowest 7.6.2
#4831 Too many specialisations in SpecConstr new rl bug low 7.6.2
#344 arrow notation: incorrect scope of existential dictionaries new ross bug lowest 7.6.2
#5267 Missing type checks for arrow command combinators new ross bug low 7.6.2
#5333 Arrow command combinators and infixr cause the desugarer to fail new ross bug low 7.6.2
#5777 core lint error with arrow notation and GADTs new ross bug normal 7.6.2
#427 Random.StdGen slowness new rrnewton bug normal _|_
#2280 randomR too slow new rrnewton bug normal _|_
#3575 mkStdGen and split conspire to make some programs predictable new rrnewton bug normal _|_
#3620 The seeds generated by split are not independent new rrnewton bug normal _|_
#4218 System.Random is way too lazy new rrnewton bug low 7.6.2
#5278 System.Random.randomIvalInteger makes invalid assumptions about RandomGen new rrnewton bug normal _|_
#5280 System.Random commits (rand `mod` base) error. new rrnewton bug normal _|_
#609 Useful optimisation for set-cost-centre new simonmar task normal 7.6.2
#1400 :set +r doesn't work for interpreted modules new simonmar bug normal _|_
#1466 Stack check for AP_STACK new simonmar bug normal 7.6.2
#1593 Improve runInteractiveProcess error message when working directory does not exist new simonmar task low _|_
#2233 Overhaul System.Process new simonmar task normal _|_
#2451 New signal-handling API new simonmar task highest 7.8.1
#3231 Permission denied error with runProcess/openFile new simonmar bug normal 7.6.2
#4451 Re-linking avoidance is too aggressive new simonmar bug normal 7.6.2
#4899 Non-standard compile plus Template Haskell produces spurious "unknown symbol" linker error new simonmar bug low 7.6.2
#5142 stub header files don't work with the MS C compiler new simonmar bug low 7.6.2
#5143 Soft heap limit flag new simonmar task normal 7.6.2
#5654 Profiling semantics bug new simonmar bug low 7.6.2
#5902 Cannot tell from an exception handler whether the exception was asynchronous new simonmar bug high 7.8.1
#7104 Add tryWriteTBQueue to Control.Concurrent.STM.TBQueue new simonmar feature request normal 7.8.1
#7105 Better names for derived SCCs of instances new simonmar feature request normal 7.6.2
#7189 RTS Assertion Crash new simonmar bug normal 7.8.1
#7198 New codegen more than doubles compile time of T3294 new simonmar bug high 7.8.1
#7320 GHC crashes when building on 32-bit Linux in a Linode new simonmar bug high 7.6.2
#322 fromInteger-related pattern match overlap warnings new simonpj bug normal _|_
#345 GADT - fundep interaction new simonpj bug low _|_
#393 functions without implementations new simonpj feature request normal _|_
#932 Improve inlining new simonpj task normal _|_
#1158 Problem with GADTs and explicit type signatures new simonpj bug lowest _|_
#1201 ghci runs Template Haskell splices 4 times new simonpj bug low _|_
#1216 Missed opportunity for let-no-esape new simonpj bug normal 7.6.2
#1231 deprecation warnings are reported too often new simonpj feature request low _|_
#1316 add warning for local type signatures that use the same type variable names as outer type signatures new simonpj feature request normal _|_
#1330 Impredicativity bug: Church2 test gives a rather confusing error with the HEAD new simonpj bug lowest 7.6.2
#1496 Newtypes and type families combine to produce inconsistent FC(X) axiom sets new simonpj bug normal 7.6.2
#1885 Improve CPR analysis new simonpj feature request lowest 7.6.2
#2256 Incompleteness of type inference: must quantify over implication constraints new simonpj bug lowest 7.6.2
#2439 Missed optimisation with dictionaries and loops new simonpj bug lowest 7.6.2
#2600 Bind type variables in RULES new simonpj feature request lowest 7.6.2
#2915 Arity is smaller than need be new simonpj bug lowest 7.6.2
#2940 Do CSE after CorePrep new simonpj bug lowest 7.6.2
#3831 SpecConstr should exploit cases where there is exactly one call pattern new simonpj bug high 7.8.1
#3927 Incomplete/overlapped pattern warnings + GADTs = inadequate new simonpj bug high 7.8.1
#4185 Deriving higher-arity instances for newtype family instances fails new simonpj bug low 7.6.2
#4281 Make impredicativity work properly new simonpj task low 7.6.2
#4295 Review higher-rank and impredicative types new simonpj bug normal 7.6.2
#4296 The dreaded SkolemOccurs problem new simonpj bug low 7.6.2
#4364 Template Haskell: Cycle in type synonym declarations new simonpj bug high 7.8.1
#4863 TH crashes if you reify the Name of a dfun new simonpj bug low _|_
#5075 CPR optimisation for sum types if only one constructor is used new simonpj feature request normal 7.6.2
#5224 Improve consistency checking for family instances new simonpj bug low 7.6.2
#5302 Unused arguments in join points new simonpj bug low 7.6.2
#5320 check_overlap panic (7.1 regression) new simonpj bug normal 7.6.2
#5326 Polymorphic instances aren't automatically specialised new simonpj bug low 7.6.2
#5344 CSE should look through coercions new simonpj feature request normal _|_
#5522 mc03 -O -fliberate-case -fspec-constr runs out of memory new simonpj bug normal 7.6.2
#5539 GHC panic - Simplifier ticks exhausted new simonpj bug high 7.6.2
#5590 "guarded instances": instance selection can add extra parameters to the class new simonpj feature request normal 7.6.2
#5722 GHC inlines class method forever new simonpj bug normal _|_
#5763 Confusing error message new simonpj bug high 7.6.2
#5809 Arity analysis could be better new simonpj bug normal 7.6.2
#5859 unsafeInterleaveIO duplicates computation when evaluated by multiple threads new simonpj bug high 7.6.2
#5945 Lambda lifting new simonpj bug normal 7.8.1
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) new simonpj bug high 7.6.2
#6018 Injective type families new simonpj feature request normal 7.8.1
#6022 GHC infers over-general types new simonpj bug high 7.8.1
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type new simonpj bug normal 7.8.1
#6047 GHC retains unnecessary binding new simonpj bug normal 7.6.2
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