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Ticket Summary Status Owner Type Priority Milestone
#4426 Simplify the rules for implicit quantification new feature request highest 7.12.1
#8330 Remove ExtsCompat46 module once we bootstrap with GHC 7.8 new task highest 7.12.1
#9858 Typeable instances should be kind-aware new dreixel bug highest 7.10.1
#10099 cabal install broken with ghc 7.10.1-rc2 new bug highest 7.10.1
#10113 Re-export (<$>) from Prelude new feature request highest 7.10.1
#10115 Unable to run cabal haddock --hoogle on GHC 7.10 new bug highest 7.10.1
#10141 Kind inference regression in closed type families new goldfire bug highest 7.10.1
#314 #line pragmas not respected inside nested comments new bug high 7.12.1
#781 GHCi on x86_64, cannot link to static data in shared libs new bug high 7.12.1
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure new bug high 7.12.1
#4471 Incorrect Unicode output on Windows Console new bug high 7.10.1
#4505 Segmentation fault on long input (list of pairs) new simonmar bug high 7.12.1
#4879 Deprecate exports new feature request high 7.12.1
#5001 makeCorePair: arity missing new bug high 7.4.1
#5987 Too many symbols in ghc package DLL new thoughtpolice bug high 7.12.1
#7170 Foreign.Concurrent finalizer called twice in some cases new bug high 7.6.1
#7273 Binary size increase in nofib/grep between 7.6.1 and HEAD new bug high 7.12.1
#7325 threadDelay mistreats minBound and maxBound in some configurations new bug high 7.12.1
#7411 Exceptions are optimized away in certain situations new bug high 7.12.1
#7478 setSessionDynFlags does not always work new bug high 7.10.1
#7521 Simplifier ticks exhausted when compiling Accelerate example. new bug high 7.12.1
#7567 invalidateModSummaryCache throws exception if ms_hs_date is 0 new thoughtpolice bug high 7.12.1
#7602 Threaded RTS performing badly on recent OS X (10.8?) new thoughtpolice bug high 7.12.1
#7679 Regression in -fregs-graph performance new bug high 7.12.1
#8095 TypeFamilies painfully slow new bug high 7.10.1
#8168 ghc "Simplifier ticks exhausted" "When trying UnfoldingDone" new bug high
#8224 Excessive system time -- new IO manager problem? new bug high 7.12.1
#8228 GHC built under Windows does not generate dyn_hi files new thoughtpolice bug high 7.12.1
#8276 Building Haddock documentation panics with perf build on x86_64 Linux new thoughtpolice bug high 7.10.1
#8299 Add richer data model address arithmetic: AddrDiff and AddrInt (ie d Int_ptr_diff and Int_ptr_size) new feature request high 7.12.1
#8364 equip GHC with an accurate internal model of floating point new feature request high 7.12.1
#8440 Get rid of the remaining static flags new task high 7.12.1
#8550 GHC builds recursive coerctions when using recursive type families new bug high 7.10.1
#8634 Relax functional dependency coherence check ("liberal coverage condition") new feature request high 7.12.1
#8736 GHCi doesn't load .dyn_o files appropriately new thoughtpolice bug high 7.10.1
#8785 Replace hooks API in the RTS with something better new simonmar task high 7.12.1
#8832 Constant-folding regression wrt `clearBit (bit 0) 0 ` new bug high 7.10.1
#9121 Presence of dyn_o files not checked upon recompilation new bug high
#9198 large performance regression in type checker speed in 7.8 new bug high 7.10.1
#9221 (super!) linear slowdown of parallel builds on 40 core machine new bug high 7.12.1
#9267 Lack of type information in GHC error messages when the liberage coverage condition is unsatisfied new bug high 7.12.1
#9314 Each object file in a static archive file (.a) is loaded into its own mmap()ed page new bug high 7.12.1
#9370 unfolding info as seen when building a module depends on flags in a previously-compiled module new bug high 7.12.1
#9432 IncoherentInstances are too restricted new bug high
#9533 Signed/unsigned integer difference between compiled and interpreted code new bug high
#9630 compile-time performance regression (probably due to Generics) new simonpj bug high 7.12.1
#9665 Add "since" information to LANGUAGE extensions in GHC user guide new task high
#9722 ghcirun004 intermittently fails with ghc: ioManagerWakeup: write: Bad file descriptor new bug high 7.10.1
#9832 Get rid of PERL dependency of `ghc-split` new rwbarton task high 7.12.1
#9929 New alias handling not compatible with LLVM 3.4 new bug high 7.10.1
#9956 Command line flag deprecated warning could be annoying for -Werror users new ezyang bug high 7.10.1
#9963 GHCi panic with --print-libdir flag new bug high 7.10.1
#9968 DeriveAnyClass fails on multi-parameter type classes new dreixel bug high 7.10.1
#10009 type inference regression when faking injective type families new bug high 7.10.1
#10052 Panic (something to do with floatExpr?) new simonmar bug high 7.10.1
#10067 The Read Integer instance is too slow new feature request high 7.10.1
#10068 Make the runtime reflection API for names, modules, locations more systematic new bug high 7.12.1
#10074 Implement the 'Improved LLVM Backend' proposal new thoughtpolice task high 7.12.1
#10079 Coercible solver regression: Couldn't match rep of () with Const () b new goldfire bug high 7.10.1
#149 missed CSE opportunity new bug normal
#229 Integer overflow in array allocation new rwbarton bug normal 7.12.1
#284 RPM doesn't support --prefix new juhp feature request normal
#285 hp-ux 11.11 binaries new feature request normal
#322 fromInteger-related pattern match overlap warnings new simonpj bug normal
#393 functions without implementations new simonpj feature request normal
#427 Random.StdGen slowness new ekmett bug normal
#436 Declare large amounts of constant data new feature request normal
#472 Supertyping of classes new feature request normal
#487 powerpc/linux segfaulting binaries new bug normal
#595 Overhaul GHC's overlapping/non-exhaustive pattern checking new task normal
#599 The Front Panel new task normal
#603 GC-spy connection new task normal
#605 Optimisation: strict enumerations new task normal
#609 Useful optimisation for set-cost-centre new simonmar task normal 7.12.1
#618 Dependency caching in ghc --make new task normal
#624 Program location for thread error messages new task normal
#634 Implement a more efficient TArray new task normal
#701 Better CSE optimisation new michalt task normal
#728 switch to compacting collection when swapping occurs new feature request normal
#750 Set -M, -H, -c and other memory-related values based on available virtual/physical memory new feature request normal
#806 hGetBufNonBlocking doesn't work on Windows new bug normal
#816 Weird fundep behavior (with -fallow-undecidable-instances) new bug normal
#849 Offer control over branch prediction new feature request normal 7.12.1
#855 Improvements to SpecConstr new task normal
#881 Improve space profiling for references new feature request normal
#888 Implement the static argument transformation new task normal 7.12.1
#932 Improve inlining new simonpj task normal
#947 ghc -O space leak: CSE between different CAFs new bug normal
#960 Lexical call site string new feature request normal
#1009 GHC Performance Index new task normal
#1057 Implicit parameters on breakpoints new bug normal
#1062 Bad output from Text.PrettyPrint.HughesPJ new ekmett bug normal
#1087 bang patterns with infix ops new bug normal
#1147 Quadratic behaviour in the compacting GC new bug normal
#1168 Optimisation sometimes decreases sharing in IO code new bug normal
#1216 Missed opportunity for let-no-esape new simonpj bug normal 7.12.1
#1262 RecursiveDo in Template Haskell new feature request normal
#1273 would like to print partial application values when at a breakpoint new feature request normal
#1290 ghc runs preprocessor too much new bug normal
#1308 Type signature in warning is wrong new bug normal
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