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Ticket Summary Status Owner Priority Milestone Component
#8990 Performance tests behave differently depending on presence of .hi file (even with -fforce-recomp) new normal Test Suite
#3231 Permission denied error with runProcess/openFile new simonmar normal 7.6.2 libraries/base
#8482 Permission denied when copying file to current directory with copyFile new normal libraries/directory
#5326 Polymorphic instances aren't automatically specialised new simonpj low 7.6.2 Compiler
#4288 Poor -fspec-constr-count=n warning messages new low 7.6.2 Compiler
#3472 Porting through .hc files broken new high 7.8.3 Build System
#1727 Precedence and associativity rules ignored when mixing infix type and data constructors in a single expression new lowest 7.6.2 Compiler (Parser)
#8528 Preprocessor issues building GHC HEAD on Mavericks new high Compiler
#8403 Pretty-printing of long types new lowest Compiler
#4101 Primitive constant unfolding new schyler low 7.6.2 Compiler
#8472 Primitive string literals prevent optimization new normal Compiler
#1158 Problem with GADTs and explicit type signatures new simonpj lowest Compiler
#3859 Problems with toClockTime on NetBSD new lowest 7.6.2 Compiler
#8811 Profiling output jumbled together new normal Compiler
#8948 Profiling report resolution too low new normal Profiling
#5654 Profiling semantics bug new simonmar low 7.6.2 Profiling
#6113 Profiling with -p not written if killed with SIGTERM new normal 7.6.2 Profiling
#1147 Quadratic behaviour in the compacting GC new normal Runtime System
#5376 Quotation in System.Process.system for Windows new low 7.6.2 libraries/process
#8665 RELEASE_LOCK: I do not own this lock new normal Compiler
#7189 RTS Assertion Crash infoneeded simonmar normal 7.8.3 Runtime System
#8676 RTS headers don't compile as C++ new simonmar normal 7.8.3 Runtime System
#7398 RULES don't apply to a newtype constructor new normal 7.8.3 Compiler
#427 Random.StdGen slowness new rrnewton normal libraries/random
#8346 Rank 1 type signature still requires RankNTypes new normal Compiler
#4451 Re-linking avoidance is too aggressive new normal 7.6.2 Compiler
#8671 Rebindable syntax creates bogus warning new normal Compiler
#7828 RebindableSyntax and Arrow new normal 7.8.3 Compiler (Type checker)
#7277 Recompilation check fails for TH unless functions are inlined new high 7.6.2 Template Haskell
#7788 Recursive type family causes <<loop>> new simonpj normal 7.8.3 Compiler (Type checker)
#4121 Refactor the plumbing of CafInfo to make it more robust new low 7.6.2 Compiler
#7063 Register allocators can't handle non-uniform register sets new benl normal 7.8.3 Compiler (NCG)
#8048 Register spilling produces ineffecient/highly contending code new normal Compiler (CodeGen)
#2489 Registry keys are created in per-user HKCU instead of system-wide HKLM new normal None
#7679 Regression in -fregs-graph performance new high 7.8.3 Compiler (NCG)
#7450 Regression in optimisation time of functions with many patterns (6.12 to 7.4)? new normal 7.8.3 Compiler
#8953 Reifying poly-kinded type families misses kind annotations new goldfire normal Template Haskell
#8954 Reifying the nullary unboxed tuple is broken merge low 7.8.3 Template Haskell
#5369 Reinstate VECTORISE pragmas with expressions as right-hand sides new chak normal 7.6.2 Data Parallel Haskell
#2725 Remove Hack in compiler/nativeGen/MachCodeGen.hs new thoughtpolice high 7.8.3 Compiler (NCG)
#8244 Removing the Cabal dependency new normal Compiler
#3065 Reorder tests in quot to improve code new lowest 7.6.2 libraries/base
#3138 Returning a known constructor: GHC generates terrible code for cmonad new lowest 7.6.2 Compiler
#4295 Review higher-rank and impredicative types new simonpj normal 7.6.2 Compiler
#7611 Rewrite rules application prevented by type variable application (map id vs. map (\x -> x)) new normal 7.8.3 Compiler
#8177 Roles for type families new goldfire normal Compiler
#7511 Room for GHC runtime improvement >~5%, inlining related new normal 7.8.3 Compiler
#3765 Rules should "look through" case binders too new normal Compiler
#8093 Runtime Internal Error with setNumCapabilities 1 infoneeded normal Runtime System
#5188 Runtime error when allocating lots of memory infoneeded low 7.6.2 GHCi
#7836 Runtime failure profiling with +RTS -hc -hbdrag,void infoneeded normal Profiling
#6079 SEH exception handler not implemented on Win64 new normal 7.6.2 Runtime System
#5821 SPECIALISE fails with a cryptic warning new normal 7.6.2 Compiler
#5463 SPECIALISE pragmas generated from Template Haskell are ignored new normal 7.6.2 Template Haskell
#8668 SPECIALIZE silently fails to apply new normal Compiler
#2028 STM slightly conservative on write-only transactions new lowest 7.6.2 Compiler
#3266 Segment fault with WxHaskell and GHC 6.10.2 new normal Compiler
#8728 Segmentation fault in Cabal new normal 7.8.3 libraries (other)
#4505 Segmentation fault on long input (list of pairs) new low 7.6.2 Compiler
#7625 Semicolon is not handled between imports at the ghci command prompt new normal 7.8.3 GHCi
#8529 Sequent reading from socket/connection on Windows fails new normal libraries/haskell2010
#7307 Share top-level code for strings new parcs normal 7.8.3 Compiler
#5645 Sharing across functions causing space leak new normal 7.6.2 Compiler
#8939 Should check the return value of clock_gettime new simonmar normal Runtime System
#8938 Should fallback instead of EXIT_FAILURE on clock_gettime failure infoneeded simonmar normal Runtime System
#6101 Show instance for integer-simple is not lazy enough new normal 7.8.3 libraries (other)
#7057 Simplifier infinite loop regression new simonpj normal 7.8.3 Compiler
#8319 Simplifier ticks exhausted (need -fsimpl-tick-factor=955) new normal Compiler
#7521 Simplifier ticks exhausted when compiling Accelerate example. new high 7.8.3 Compiler
#8336 Sinking pass could optimize some assignments better new normal Compiler
#5444 Slow 64-bit primops on 32 bit system new normal 7.6.2 Compiler
#8369 Small improvements to ./sync-all new hvr lowest Trac & Git
#8604 Some stack/vmem limits (ulimit) combinations causing GHC to fail new normal Compiler
#8136 Some tests segfault randomly with ghci way new normal GHCi
#5692 Source code with large floating constants in exponential notation cannot be compiled new pcapriotti normal 7.6.2 Compiler
#7898 SpecConstr explodes when compiling module BSP of frag-1.1.2 new normal Compiler
#3767 SpecConstr for join points new low 7.6.2 Compiler
#3831 SpecConstr should exploit cases where there is exactly one call pattern new simonpj high 7.8.3 Compiler
#8960 SpecConstr usage explodes beyond 4GB with GHC 7.8.1 rc 2 new normal 7.8.3 Compiler
#8420 Spurious dynamic library dependencies new normal Compiler
#4139 Spurious non-exhaustive pattern match warnings are given using GADTs new normal 7.0.1 Compiler
#6124 Spurious non-exhaustive warning with GADT and newtypes new normal 7.8.3 Compiler (Type checker)
#7670 StablePtrs should be organized by generation for efficient minor collections new normal 7.8.3 Runtime System
#1466 Stack check for AP_STACK new simonmar normal 7.6.2 Compiler
#7240 Stack trace truncated too much with indirect recursion new normal 7.8.3 Profiling
#7998 Stage1Only does not work new normal Compiler
#8128 Standalone deriving fails for GADTs due to inaccessible code new normal Compiler (Type checker)
#8376 Static Executable + GHC API (+ Dynamic Linking?) gives Segfault new thoughtpolice highest 7.8.3 Compiler
#8899 StdGen does not generate 0 new normal libraries/random
#8687 Strange closure type 9983 new normal Compiler
#8013 Strange closure type error building hs-kqueue on FreeBSD infoneeded normal Compiler (LLVM)
#8985 Strange kind error with type family, GADTs, data kinds, and kind polymorphism merge normal Compiler (Type checker)
#8623 Strange slowness when using async library with FFI callbacks new simonmar normal 7.8.3 Runtime System
#4081 Strict constructor fields inspected in loop new benl low 7.6.2 Compiler
#6065 Suggested type signature causes a type error (even though it appears correct) new normal Compiler (Type checker)
#7803 Superclass methods are left unspecialized new normal 7.8.3 Compiler
#8619 Support anonymous string literals in C-- (OR) give better ASSERT failure messages in C-- new low Compiler
#4049 Support for ABI versioning of C libraries new low 7.6.2 Build System
#8853 Surprising mention of unboxed integers in pattern exhaustiveness warning new normal Compiler
#7604 System.Directory.canonicalizePath "" behaviour differs between platforms new normal 7.8.3 libraries/directory
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