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Ticket Summary Status Owner Type Priority Milestone
#149 missed CSE opportunity new bug normal _|_
#229 Integer overflow in array allocation new bug low _|_
#314 #line pragmas not respected inside nested comments new bug high 7.8.1
#322 fromInteger-related pattern match overlap warnings new simonpj bug normal _|_
#344 arrow notation: incorrect scope of existential dictionaries new ross bug lowest 7.6.2
#345 GADT - fundep interaction new simonpj bug low _|_
#367 Infinite loops can hang Concurrent Haskell new ezyang bug lowest _|_
#418 throwTo to a thread inside 'block' new bug lowest _|_
#427 Random.StdGen slowness new rrnewton bug normal _|_
#457 Strictness problem new bug normal _|_
#487 powerpc/linux segfaulting binaries new bug normal _|_
#552 GHCi :m doesn't restore default decl new bug lowest _|_
#589 Various poor type error messages new bug low _|_
#670 External Core is broken new tim bug normal _|_
#781 GHCi on x86_64, cannot link to static data in shared libs new bug high 7.8.1
#806 hGetBufNonBlocking doesn't work on Windows new bug normal _|_
#816 Weird fundep behavior (with -fallow-undecidable-instances) new bug normal _|_
#917 -O introduces space leak new bug lowest _|_
#926 infinite loop in ShutdownIOManager() new bug lowest _|_
#947 ghc -O space leak: CSE between different CAFs new bug normal _|_
#1012 ghc panic with mutually recursive modules and template haskell new bug lowest 7.6.2
#1057 Implicit parameters on breakpoints new bug normal _|_
#1062 Bad output from Text.PrettyPrint.HughesPJ new bug normal _|_
#1087 bang patterns with infix ops new bug normal _|_
#1147 Quadratic behaviour in the compacting GC new bug normal _|_
#1158 Problem with GADTs and explicit type signatures new simonpj bug lowest _|_
#1168 Optimisation sometimes decreases sharing in IO code new bug normal _|_
#1171 GHC doesn't respect the imprecise exceptions semantics new bug low _|_
#1176 Infinite loop when printing error message new thorkilnaur bug low _|_
#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
#1290 ghc runs preprocessor too much new bug normal _|_
#1307 Warning refers to code not in the source new bug lowest _|_
#1308 Type signature in warning is wrong new bug normal _|_
#1330 Impredicativity bug: Church2 test gives a rather confusing error with the HEAD new simonpj bug lowest 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
#1473 isSpace is too slow new bug normal _|_
#1476 Template Haskell: splicing types and patterns new bug low _|_
#1487 unix package: test needed for getLoginName new adrien 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
#1498 Optimisation: eliminate unnecessary heap check in recursive function new bug low 7.6.2
#1526 -fobject-code doesn't apply to expressions typed at the prompt new bug normal _|_
#1530 debugging :steps inside TH spliced code need to be bypassed new bug normal _|_
#1544 Derived Read instances for recursive datatypes with infix constructors are too inefficient new bug normal 7.6.2
#1612 GHC_PACKAGE_PATH and $topdir bug new -- bug lowest 7.6.2
#1614 Type checker does not use functional dependency to avoid ambiguity new bug normal _|_
#1687 A faster (^)-function. new bug normal _|_
#1693 Make distclean (still) doesn't new igloo bug lowest 7.6.2
#1727 Precedence and associativity rules ignored when mixing infix type and data constructors in a single expression new bug lowest 7.6.2
#1820 Windows segfault-catching only works for the main thread new bug lowest 7.6.2
#1831 reify never provides the declaration of variables new bug normal _|_
#1853 hpc mix files for Main modules overwrite each other new AndyGill bug lowest 7.6.2
#1883 GHC can't find library using "short" name new bug lowest 7.6.2
#1928 Confusing type error message new bug low _|_
#2028 STM slightly conservative on write-only transactions new bug lowest 7.6.2
#2031 relocation overflow new bug normal _|_
#2057 inconsistent .hi file error gets ignored new bug normal _|_
#2064 problems with duplicate modules new -- bug lowest 7.6.2
#2132 Optimise nested comparisons new bug normal _|_
#2140 cpuTimePrecision is wrong for me on Windows (XP) new bug lowest 7.6.2
#2147 unhelpful error message for a misplaced DEPRECATED pragma new bug lowest 7.6.2
#2159 Use a more efficient representation than [DynFlag] new bug lowest 7.6.2
#2161 finaliser of a ForeignPtr called while references from unreachable threads exist new bug low 7.6.2
#2182 ghc sessions (--make, --interactive, ghc api) erroneously retain instances new bug low _|_
#2184 if findExecutable finds a file that matchs the argument, check if it is an executable new bug lowest 7.6.2
#2189 hSetBuffering stdin NoBuffering doesn't work on Windows new bug normal 7.6.2
#2224 -fhpc inteferes/prevents rewrite rules from firing new andy@… bug lowest 7.6.2
#2255 Improve SpecConstr for free variables new bug normal _|_
#2256 Incompleteness of type inference: must quantify over implication constraints new simonpj bug lowest 7.6.2
#2260 Non-ideal error message for misplaced LANGUAGE pragma new bug lowest 7.6.2
#2273 inlining defeats seq new bug lowest 7.6.2
#2280 randomR too slow new rrnewton bug normal _|_
#2283 WIndows: loading objects that refer to DLL symbols new bug high 7.8.1
#2289 Needless reboxing of values when returning from a tight loop new bug lowest 7.6.2
#2301 Proper handling of SIGINT/SIGQUIT new bug normal 7.6.2
#2346 Compilation of large source files requires a lot of RAM new bug lowest 7.6.2
#2356 GHC accepts multiple instances for the same type in different modules new bug low _|_
#2370 num009 fails on OS X 10.5? new bug lowest 7.6.2
#2374 MutableByteArray# is slower than Addr# new bug lowest 7.6.2
#2387 Optimizer misses unboxing opportunity new bug lowest 7.6.2
#2401 aborting an STM transaction should throw an exception new -- bug low 7.6.2
#2439 Missed optimisation with dictionaries and loops new simonpj bug lowest 7.6.2
#2450 Data.Complex.magnitude squares using ^(2 :: Int), which is slow new bug lowest 7.6.2
#2459 can't link haskell without "main" function, or -no-hs-main broken on windows? new bug lowest 7.6.2
#2465 View + Pattern Match not fused sufficiently new bug low _|_
#2489 Registry keys are created in per-user HKCU instead of system-wide HKLM new bug normal _|_
#2496 Invalid Eq/Ord instances in Data.Version new duncan bug normal _|_
#2528 nub not as reliable as nubBy new bug normal 7.8.1
#2530 deriving Show adds extra parens for constructor with record syntax new bug lowest 7.6.2
#2607 Inlining defeats selector thunk optimisation new bug normal _|_
#2625 Unexpected -ddump-simpl output for derived Ord instance and UNPACKed fields new bug low _|_
#2628 hIsTerminalDevice returns True for /dev/null (aka NUL) on Windows new bug normal _|_
#2642 Improve SpecConstr for join points new bug lowest 7.6.2
#2697 bad testsuite results with ghc-6.10.0.20081007 new bug normal _|_
#2710 -main-is flag in {-# OPTIONS #-} pragma not fully supported new bug lowest 7.6.2
#2725 Remove Hack in compiler/nativeGen/MachCodeGen.hs new clemens bug high 7.8.1
#2731 Avoid unnecessary evaluation when unpacking constructors new bug lowest 7.6.2
#2776 Document -pgmL (Use cmd as the literate pre-processor) new bug lowest 7.6.2
#2786 Blackhole loops are not detected and reported in GHCi new bug normal _|_
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