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Ticket Summary Status Owner Priority Milestone Component
#4139 Spurious non-exhaustive pattern match warnings are given using GADTs new normal 7.0.1 Compiler
#5051 Typechecker behaviour change new high 7.2.1 Compiler
#344 arrow notation: incorrect scope of existential dictionaries new ross lowest 7.6.2 Compiler (Type checker)
#1012 ghc panic with mutually recursive modules and template haskell new lowest 7.6.2 Template Haskell
#1216 Missed opportunity for let-no-esape new simonpj normal 7.6.2 Compiler
#1330 Impredicativity bug: Church2 test gives a rather confusing error with the HEAD new simonpj lowest 7.6.2 Compiler (Type checker)
#1466 Stack check for AP_STACK new simonmar normal 7.6.2 Compiler
#1487 unix package: test needed for getLoginName new adrien lowest 7.6.2 libraries/unix
#1496 Newtypes and type families combine to produce inconsistent FC(X) axiom sets new simonpj normal 7.6.2 Compiler (Type checker)
#1498 Optimisation: eliminate unnecessary heap check in recursive function new low 7.6.2 Compiler
#1544 Derived Read instances for recursive datatypes with infix constructors are too inefficient new normal 7.6.2 Compiler
#1612 GHC_PACKAGE_PATH and $topdir bug new -- lowest 7.6.2 Package system
#1693 Make distclean (still) doesn't new igloo lowest 7.6.2 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)
#1820 Windows segfault-catching only works for the main thread new lowest 7.6.2 Runtime System
#1853 hpc mix files for Main modules overwrite each other new AndyGill lowest 7.6.2 Code Coverage
#1883 GHC can't find library using "short" name new lowest 7.6.2 Compiler
#2028 STM slightly conservative on write-only transactions new lowest 7.6.2 Compiler
#2064 problems with duplicate modules new -- lowest 7.6.2 Package system
#2140 cpuTimePrecision is wrong for me on Windows (XP) new lowest 7.6.2 libraries/base
#2147 unhelpful error message for a misplaced DEPRECATED pragma new lowest 7.6.2 Compiler
#2159 Use a more efficient representation than [DynFlag] new lowest 7.6.2 Compiler
#2161 finaliser of a ForeignPtr called while references from unreachable threads exist new low 7.6.2 Runtime System
#2184 if findExecutable finds a file that matchs the argument, check if it is an executable new lowest 7.6.2 libraries/directory
#2189 hSetBuffering stdin NoBuffering doesn't work on Windows new normal 7.6.2 libraries/base
#2224 -fhpc inteferes/prevents rewrite rules from firing new andy@… lowest 7.6.2 Code Coverage
#2256 Incompleteness of type inference: must quantify over implication constraints new simonpj lowest 7.6.2 Compiler
#2260 Non-ideal error message for misplaced LANGUAGE pragma new lowest 7.6.2 Compiler (Parser)
#2273 inlining defeats seq new lowest 7.6.2 Compiler
#2289 Needless reboxing of values when returning from a tight loop new lowest 7.6.2 Compiler
#2301 Proper handling of SIGINT/SIGQUIT new normal 7.6.2 libraries/process
#2346 Compilation of large source files requires a lot of RAM new lowest 7.6.2 Compiler
#2370 num009 fails on OS X 10.5? new lowest 7.6.2 Compiler
#2374 MutableByteArray# is slower than Addr# new lowest 7.6.2 Compiler (NCG)
#2387 Optimizer misses unboxing opportunity new lowest 7.6.2 Compiler
#2401 aborting an STM transaction should throw an exception new -- low 7.6.2 Runtime System
#2439 Missed optimisation with dictionaries and loops new simonpj lowest 7.6.2 Compiler
#2450 Data.Complex.magnitude squares using ^(2 :: Int), which is slow new lowest 7.6.2 libraries/base
#2459 can't link haskell without "main" function, or -no-hs-main broken on windows? new lowest 7.6.2 Driver
#2530 deriving Show adds extra parens for constructor with record syntax new lowest 7.6.2 Compiler
#2642 Improve SpecConstr for join points new lowest 7.6.2 Compiler
#2710 -main-is flag in {-# OPTIONS #-} pragma not fully supported new lowest 7.6.2 Compiler
#2731 Avoid unnecessary evaluation when unpacking constructors new lowest 7.6.2 Compiler
#2776 Document -pgmL (Use cmd as the literate pre-processor) new lowest 7.6.2 Documentation
#2805 Test ffi009(ghci) fails on PPC Mac OS X new lowest 7.6.2 GHCi
#2823 Another arity expansion bug new lowest 7.6.2 Compiler
#2840 Top level string literals new lowest 7.6.2 Compiler
#2867 Make a way to tell GHC that a pragma name should be "recognised" new lowest 7.6.2 Compiler
#2915 Arity is smaller than need be new simonpj lowest 7.6.2 Compiler
#2933 LDFLAGS ignored by build system new lowest 7.6.2 Build System
#2940 Do CSE after CorePrep new simonpj lowest 7.6.2 Compiler
#2988 Improve float-in new lowest 7.6.2 Compiler
#2991 .mix files generation broken with -fhpc and --make flags with lhs modules new andy@… lowest 7.6.2 Code Coverage
#3003 Happy does not reject pragmas new lowest 7.6.2 Build System
#3034 divInt# floated into a position which leads to low arity new lowest 7.6.2 Compiler
#3055 Int / Word / IntN / WordN are unequally optimized new lowest 7.6.2 Compiler
#3061 GHC's GC default heap growth strategy is not as good as other runtimes new lowest 7.6.2 Runtime System
#3065 Reorder tests in quot to improve code new lowest 7.6.2 libraries/base
#3070 floor(0/0) should not be defined new squadette lowest 7.6.2 Prelude
#3073 Avoid reconstructing dictionaries in recursive instance methods new lowest 7.6.2 Compiler
#3107 Over-eager GC when blocked on a signal in the non-threaded runtime new lowest 7.6.2 Runtime System
#3138 Returning a known constructor: GHC generates terrible code for cmonad new lowest 7.6.2 Compiler
#3184 package.conf should be under /var, not /usr new -- low 7.6.2 Package system
#3191 hpc reports spurious results with .lhs files even after processing with ghc -E new andy@… lowest 7.6.2 Code Coverage
#3231 Permission denied error with runProcess/openFile new simonmar normal 7.6.2 libraries/base
#3238 CInt FFI exports do not use C int in _stub.h header file new lowest 7.6.2 Compiler (FFI)
#3242 ghci: can't load .so/.DLL for: m (addDLL: could not load DLL) new normal 7.6.2 GHCi
#3321 -fhpc assumes original sources relative to the current directory new lowest 7.6.2 Compiler
#3333 GHCi doesn't load weak symbols new normal 7.6.2 GHCi
#3351 Generated ghc man page missing xrefs new lowest 7.6.2 Documentation
#3376 hpc and CPP don't mix on Windows new andy@… lowest 7.6.2 Code Coverage
#3427 control what sort of entity a deprecated pragma applies to new low 7.6.2 Compiler
#3458 Allocation where none should happen new lowest 7.6.2 Compiler
#3470 OSX installer should give an informative error message when XCode is missing new lowest 7.6.2 Build System
#3509 libffi.so not found on Mac OS X (10.5.8) new lowest 7.6.2 Build System
#3517 GHC has lots of extra hidden IOErrorType values new low 7.6.2 libraries/base
#3533 mac installer package deletes old version of ghc new lowest 7.6.2 Compiler
#3543 -fext-core doesn't force recompilation when .hcr file doesn't exist new lowest 7.6.2 Driver
#3571 Bizzarely bloated binaries new lowest 7.6.2 Compiler
#3588 ghc -M should emit dependencies on CPP headers new low 7.6.2 Compiler
#3606 The Ord instance for unboxed arrays is very inefficient new lowest 7.6.2 libraries (other)
#3625 GHCI doesn't work with dtrace on OS X new low 7.6.2 GHCi
#3649 inconsistent exception between unix/windows for running non-existant program new low 7.6.2 libraries/process
#3654 Mach-O GHCi linker lacks support for a range of relocation entries new normal 7.6.2 Runtime System
#3697 Method selectors aren't floated out of loops new low 7.6.2 Compiler
#3698 Bad code generated for zip/filter/filter loop new low 7.6.2 Compiler
#3704 Using -shared without -dynamic should be rejected on linux new low 7.6.2 Compiler
#3711 Bad error reporting when calling a function in a module which depends on a DLL on Windows new -- lowest 7.6.2 Runtime System
#3722 Haskeline Iconv needs HAVE_LANGINFO_H new -- low 7.6.2 libraries (other)
#3725 Annotations not written to interface files new lowest 7.6.2 Compiler
#3739 ghc-cabal mishandles relative paths in arguments new low 7.6.2 Build System
#3744 Comparisons against minBound/maxBound not optimised new low 7.6.2 Compiler
#3766 Parsing of lambdas is not consistent with Haskell'98 report. new low 7.6.2 Compiler (Parser)
#3767 SpecConstr for join points new low 7.6.2 Compiler
#3771 haddock: internal error: evacuate: strange closure type 19269 new lowest 7.6.2 Compiler
#3781 Improve inlining for local functions new lowest 7.6.2 Compiler
#3782 Data Parallel "Impossible happened" compiler error new benl low 7.6.2 Data Parallel Haskell
#3844 Undeprecate #include (in at least some circumstances) new low 7.6.2 Compiler (FFI)
#3859 Problems with toClockTime on NetBSD new lowest 7.6.2 Compiler
#3881 section parse errors, e.g. ( let x=1 in x + ) new low 7.6.2 Compiler (Parser)
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