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Ticket Summary Status Owner Priority Milestone Component
#344 arrow notation: incorrect scope of existential dictionaries new ross lowest 7.12.1 Compiler (Type checker)
#367 Infinite loops can hang Concurrent Haskell new ezyang lowest Compiler
#418 throwTo to a thread inside 'block' new lowest Runtime System
#552 GHCi :m doesn't restore default decl new lowest GHCi
#917 -O introduces space leak new lowest Compiler
#926 infinite loop in ShutdownIOManager() new lowest Runtime System
#1012 ghc panic with mutually recursive modules and template haskell new lowest 7.12.1 Template Haskell
#1158 Problem with GADTs and explicit type signatures new simonpj lowest Compiler
#1307 Warning refers to code not in the source new lowest Compiler
#1330 Impredicativity bug: Church2 test gives a rather confusing error with the HEAD new simonpj lowest 7.12.1 Compiler (Type checker)
#1487 unix package: test needed for getLoginName new ekmett lowest Core Libraries
#1612 GHC_PACKAGE_PATH and $topdir bug new lowest 7.12.1 Package system
#1693 Make distclean (still) doesn't new lowest 7.12.1 Build System
#1727 Precedence and associativity rules ignored when mixing infix type and data constructors in a single expression new lowest 7.12.1 Compiler (Parser)
#1820 Windows segfault-catching only works for the main thread new lowest 7.12.1 Runtime System
#1853 hpc mix files for Main modules overwrite each other new AndyGill lowest 7.12.1 Code Coverage
#1883 GHC can't find library using "short" name new lowest 7.12.1 Compiler
#2028 STM slightly conservative on write-only transactions new lowest 7.12.1 Compiler
#2064 problems with duplicate modules new lowest 7.12.1 Package system
#2140 cpuTimePrecision is wrong for me on Windows (XP) new ekmett lowest 7.12.1 Core Libraries
#2147 unhelpful error message for a misplaced DEPRECATED pragma new lowest 7.12.1 Compiler
#2159 Use a more efficient representation than [DynFlag] new lowest 7.12.1 Compiler
#2224 -fhpc inteferes/prevents rewrite rules from firing new andy@… lowest 7.12.1 Code Coverage
#2256 Incompleteness of type inference: must quantify over implication constraints new simonpj lowest 7.12.1 Compiler (Type checker)
#2260 Non-ideal error message for misplaced LANGUAGE pragma new lowest 7.12.1 Compiler (Parser)
#2273 inlining defeats seq new lowest 7.12.1 Compiler
#2289 Needless reboxing of values when returning from a tight loop new lowest 7.12.1 Compiler
#2346 Compilation of large source files requires a lot of RAM new lowest 7.12.1 Compiler
#2370 num009 fails on OS X 10.5? new lowest 7.12.1 Compiler
#2374 MutableByteArray# is slower than Addr# new lowest 7.12.1 Compiler (NCG)
#2387 Optimizer misses unboxing opportunity new lowest 7.12.1 Compiler
#2439 Missed optimisation with dictionaries and loops new simonpj lowest 7.12.1 Compiler
#2459 can't link haskell without "main" function, or -no-hs-main broken on windows? new lowest 7.12.1 Driver
#2642 Improve SpecConstr for join points new lowest 7.12.1 Compiler
#2710 -main-is flag in {-# OPTIONS #-} pragma not fully supported new lowest 7.12.1 Compiler
#2731 Avoid unnecessary evaluation when unpacking constructors new lowest 7.12.1 Compiler
#2776 Document -pgmL (Use cmd as the literate pre-processor) new lowest 7.12.1 Documentation
#2805 Test ffi009(ghci) fails on PPC Mac OS X new lowest 7.12.1 GHCi
#2933 LDFLAGS ignored by build system new lowest 7.12.1 Build System
#2940 Do CSE after CorePrep new simonpj lowest 7.12.1 Compiler
#2988 Improve float-in new lowest 7.12.1 Compiler
#2991 .tix file generation broken with -fhpc and --make flags with lhs modules new andy@… lowest 7.12.1 Code Coverage
#3061 GHC's GC default heap growth strategy is not as good as other runtimes new lowest 7.12.1 Runtime System
#3070 floor(0/0) should not be defined new squadette lowest 7.12.1 Prelude
#3073 Avoid reconstructing dictionaries in recursive instance methods new lowest 7.12.1 Compiler
#3107 Over-eager GC when blocked on a signal in the non-threaded runtime new lowest 7.12.1 Runtime System
#3138 Returning a known constructor: GHC generates terrible code for cmonad new lowest 7.12.1 Compiler
#3238 CInt FFI exports do not use C int in _stub.h header file new lowest 7.12.1 Compiler (FFI)
#3321 -fhpc assumes original sources relative to the current directory new lowest 7.12.1 Code Coverage
#3351 Generated ghc man page missing xrefs new lowest 7.12.1 Documentation
#3458 Allocation where none should happen new lowest 7.12.1 Compiler
#3533 mac installer package deletes old version of ghc new lowest 7.12.1 Build System
#3571 Bizzarely bloated binaries new lowest 7.12.1 Compiler
#3606 The Ord instance for unboxed arrays is very inefficient new ekmett lowest 7.12.1 Core Libraries
#3711 Bad error reporting when calling a function in a module which depends on a DLL on Windows new lowest 7.12.1 Runtime System
#3781 Improve inlining for local functions new lowest 7.12.1 Compiler
#3960 ghc panic when attempting to compile DPH code new rl lowest 7.12.1 Data Parallel Haskell
#4017 Unhelpful error message in GHCi new lowest 7.12.1 Compiler
#4022 GHC Bindist is Broken on FreeBSD/amd64 new pgj lowest 7.12.1 Core Libraries
#5340 wrong warning on incomplete case analysis in conjunction with empty data declarations new lowest Compiler (Type checker)
#8293 user001 spuriously fails if getGroupEntryForID correctly fails new ekmett lowest Core Libraries
#8403 Pretty-printing of long types new lowest Compiler
#8964 split_marker_entry assert breaks -split-objs and -ddump-opt-cmm new lowest Compiler
#9619 HPC Code Coverage complains when two exactly the same mix files are on the path new lowest Code Coverage
#10042 progain 350 overview new lowest Compiler
#345 GADT - fundep interaction new simonpj low Compiler (Type checker)
#589 Various poor type error messages new low Compiler (Type checker)
#1171 GHC doesn't respect the imprecise exceptions semantics new low Compiler
#1176 Infinite loop when printing error message new thorkilnaur low Compiler
#1498 Optimisation: eliminate unnecessary heap check in recursive function new low 7.12.1 Compiler
#1928 Confusing type error message new low Compiler (Type checker)
#2356 GHC accepts multiple instances for the same type in different modules new low Compiler
#2401 aborting an STM transaction should throw an exception new low 7.12.1 Runtime System
#2625 Unexpected -ddump-simpl output for derived Ord instance and UNPACKed fields new low Compiler
#2926 Foreign exported function returns wrong type new low Compiler (FFI)
#3184 package.conf.d should be under /var, not /usr new low 7.12.1 Package system
#3373 GHC API is not thread safe new low 7.12.1 GHC API
#3588 ghc -M should emit dependencies on CPP headers new low 7.12.1 Compiler
#3704 Using -shared without -dynamic should be rejected on linux new low 7.12.1 Compiler
#3766 Parsing of lambdas is not consistent with Haskell'98 report. new low 7.12.1 Compiler (Parser)
#3767 SpecConstr for join points new low 7.12.1 Compiler
#3782 Data Parallel "Impossible happened" compiler error new benl low 7.12.1 Data Parallel Haskell
#3881 section parse errors, e.g. ( let x=1 in x + ) new low 7.12.1 Compiler (Parser)
#3903 DPH bad sliceP causes RTS panic "allocGroup: requested zero blocks" new benl low 7.12.1 Data Parallel Haskell
#3937 Cannot killThread in listen/accept on Windows threaded runtime new low 7.12.1 Runtime System
#3990 UNPACK doesn't unbox data families new low 7.12.1 Compiler
#4019 deriving Ord can produce incorrect and inefficient instances new low Compiler
#4048 ghc-pkg should check for existence of extra-libraries new low 7.12.1 Package system
#4049 Support for ABI versioning of C libraries new low 7.12.1 Package system
#4081 Strict constructor fields inspected in loop new benl low 7.12.1 Compiler
#4101 Primitive constant unfolding new schyler low 7.12.1 Compiler
#4105 ffi005 fails on OS X new low 7.12.1 Compiler (FFI)
#4140 dynHelloWorld(dyn) fails in an unreg build new low 7.12.1 Compiler
#4150 CPP+QuasiQuotes confuses compilation errors' line numbers new low 7.12.1 Compiler (Parser)
#4162 GHC API messes up signal handlers new low 7.12.1 GHC API
#4176 reject unary minus in infix left hand side function bindings that resolve differently as expressions new low 7.12.1 Compiler
#4288 Poor -fspec-constr-count=n warning messages new low 7.12.1 Compiler
#4296 The dreaded SkolemOccurs problem new simonpj low 7.12.1 Compiler
#4301 Optimisations give bad core for foldl' (flip seq) () new low 7.12.1 Compiler
#4308 LLVM compiles Updates.cmm badly new low 7.12.1 Compiler (LLVM)
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