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Ticket Summary Status Owner Priority Milestone Component
#8970 Non-exhaustive pattern match warning with DataKinds and TypeFamilies new normal Compiler
#8971 Native Code Generator 7.8.1 RC2 is not as optimized as 7.6.3... new normal Compiler (NCG)
#8974 64 bit windows executable built with ghc-7.9.20140405+LLVM segfaults new high 7.8.3 Compiler (LLVM)
#8975 Troubling build warning with GHC 7.8.1 on Mavericks new normal 7.8.3 Compiler
#8976 dll-split: internal error: evacuate(static): strange closure type 0 new normal 7.8.3 Driver
#8980 ghc-7.8.1 -O2 eats excessive amounts of RAM, highlighting-kate and pandoc-citeproc new normal Compiler
#8981 ghc-pkg complains about missing haddock interface files new normal 7.8.3 Compiler
#8982 Cost center heap profile restricted by biography of GHC segfaults new normal Profiling
#8983 sync-all get should respect branches new low Build System
#8986 GHC panic while installing distributive library on Mac OS X Mavericks new normal Compiler
#8990 Performance tests behave differently depending on presence of .hi file (even with -fforce-recomp) new normal Test Suite
#8991 HLint: Illegal instruction (core dumped) new normal Compiler
#8993 Fold NullaryTypeClasses into MPTC new normal Compiler
#8995 When generalising, use levels rather than global tyvars new normal Compiler
#9002 bus error on sparc in ffi call new normal Compiler
#4245 ghci panic: thread blocked indefinitely in an MVar operation new tibbe high 7.6.2 GHCi
#7133 GHCi: strange behaviour after CTRL-C, followed by 'hPutChar: resource vanished (Broken Pipe)' when quitting new tibbe normal 7.8.3 GHCi
#7460 Double literals generated bad core new tibbe normal 7.8.3 Compiler
#2725 Remove Hack in compiler/nativeGen/MachCodeGen.hs new thoughtpolice high 7.8.3 Compiler (NCG)
#5987 Too many symbols in ghc package DLL new thoughtpolice highest 7.8.3 Compiler
#7056 GHCi loadArchive "libiconv.a":failed Unknown PEi386 section name `.drectve' new thoughtpolice high 7.8.3 GHCi
#7152 Add flag to configure that skips overwriting of symlinks on install new thoughtpolice high 7.8.3 Build System
#7602 Threaded RTS performing badly on recent OS X (10.8?) new thoughtpolice highest 7.8.3 Runtime System
#8176 Language extensions not registered new thoughtpolice normal 7.8.3 Compiler
#8228 GHC built under Windows does not generate dyn_hi files new thoughtpolice highest 7.8.3 Compiler
#8374 `tcIfaceGlobal (local): not found` while compiling new thoughtpolice high Build System
#8376 Static Executable + GHC API (+ Dynamic Linking?) gives Segfault new thoughtpolice highest 7.8.3 Compiler
#8736 GHCi doesn't load .dyn_o files appropriately new thoughtpolice high 7.8.3 Compiler
#8787 compiler/ghc.mk: restore GhcHcOpts variable handling new thoughtpolice high 7.10.1 Compiler
#8789 includes/stg/SMP.h: use 'NOSMP' instead of never defined 'WITHSMP' new thoughtpolice high 7.10.1 Compiler
#8832 Constant-folding regression wrt `clearBit (bit 0) 0 ` new thoughtpolice normal Compiler
#1176 Infinite loop when printing error message new thorkilnaur low Compiler
#3070 floor(0/0) should not be defined new squadette lowest 7.6.2 Prelude
#322 fromInteger-related pattern match overlap warnings new simonpj normal Compiler
#345 GADT - fundep interaction new simonpj low Compiler (Type checker)
#1158 Problem with GADTs and explicit type signatures new simonpj lowest Compiler
#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)
#2256 Incompleteness of type inference: must quantify over implication constraints new simonpj lowest 7.6.2 Compiler
#2439 Missed optimisation with dictionaries and loops new simonpj lowest 7.6.2 Compiler
#2940 Do CSE after CorePrep new simonpj lowest 7.6.2 Compiler
#3831 SpecConstr should exploit cases where there is exactly one call pattern new simonpj high 7.8.3 Compiler
#3927 Incomplete/overlapped pattern warnings + GADTs = inadequate new simonpj high 7.8.3 Compiler
#5539 GHC panic - Simplifier ticks exhausted new simonpj high 7.6.2 Compiler
#5722 GHC inlines class method forever new simonpj normal Compiler
#5763 Confusing error message new simonpj high 7.6.2 Compiler
#5859 unsafeInterleaveIO duplicates computation when evaluated by multiple threads new simonpj high 7.6.2 libraries/base
#5945 Lambda lifting new simonpj normal 7.8.3 Compiler
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) new simonpj high 7.6.2 Compiler
#6022 GHC infers over-general types new simonpj high 7.8.3 Compiler
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type new simonpj normal 7.8.3 Compiler
#6047 GHC retains unnecessary binding new simonpj normal 7.6.2 Compiler
#6056 INLINABLE pragma prevents worker-wrapper to happen. new simonpj normal 7.8.3 Compiler
#6070 Fun with the demand analyser new simonpj normal 7.8.3 Compiler
#6092 Liberate case not happening new simonpj normal 7.8.3 Compiler
#7057 Simplifier infinite loop regression new simonpj normal 7.8.3 Compiler
#7066 isInstance does not work for compound types new simonpj normal 7.8.3 Template Haskell
#7068 Extensive Memory usage (regression) new simonpj high 7.8.3 Compiler
#7109 Inlining depends on datatype size, even with INLINE pragmas new simonpj normal 7.8.3 Compiler
#7141 Inlining the single method of a class can shadow rules new simonpj normal 7.8.3 Compiler
#7206 Implement cheap build new simonpj normal Compiler
#7241 GHC-7.6.1 panics on template haskell code new simonpj normal 7.8.3 Template Haskell
#7258 Compiling DynFlags is jolly slow new simonpj normal 7.8.3 Compiler
#7259 Eta expansion of products in System FC new simonpj normal 7.8.3 Compiler
#7296 ghc-7 assumes incoherent instances without requiring language `IncoherentInstances` new simonpj normal 7.8.3 Compiler (Type checker)
#7437 peculiar behaviour with default instances and type variables new simonpj normal 7.8.3 Compiler
#7503 Bug with PolyKinds, type synonyms & GADTs new simonpj normal 7.8.3 Compiler (Type checker)
#7542 GHC doesn't optimize (strict) composition with id new simonpj normal 7.8.3 Compiler
#7596 Opportunity to improve CSE new simonpj normal 7.8.3 Compiler
#7643 Kind application error new simonpj normal 7.8.3 Compiler (Type checker)
#7788 Recursive type family causes <<loop>> new simonpj normal 7.8.3 Compiler (Type checker)
#8036 Demand analyser is unpacking too deeply new simonpj normal 7.8.3 Compiler
#3231 Permission denied error with runProcess/openFile new simonmar normal 7.6.2 libraries/base
#5902 Cannot tell from an exception handler whether the exception was asynchronous new simonmar high 7.8.3 Compiler
#7198 New codegen more than doubles compile time of T3294 new simonmar high 7.8.3 Compiler
#7320 GHC crashes when building on 32-bit Linux in a Linode new simonmar high 7.6.2 Runtime System
#8292 linker_unload test doesn't work on Windows new simonmar normal Test Suite
#8415 GHC bug using darcs on Kubuntu 13.04 new simonmar normal Runtime System
#8623 Strange slowness when using async library with FFI callbacks new simonmar normal 7.8.3 Runtime System
#8648 Initialization of C statics broken in threaded runtime new simonmar normal Runtime System
#8676 RTS headers don't compile as C++ new simonmar normal 7.8.3 Runtime System
#8732 Global big object heap allocator lock causes contention new simonmar normal 7.10.1 Runtime System
#8862 forkProcess does not play well with heap or time profiling new simonmar normal Runtime System
#8928 64-bit statically linked binary consumes all memory while spinning on 'SIGVTALRM's new simonmar normal Runtime System
#8942 Duplicate symbol error when loading an archive twice new simonmar normal Runtime System
#8973 Fewer CPSZ: lines with -dshow-passes new simonmar normal Compiler
#9001 unexpected runtime crash new simonmar normal Runtime System
#4101 Primitive constant unfolding new schyler low 7.6.2 Compiler
#427 Random.StdGen slowness new rrnewton normal libraries/random
#2280 randomR too slow new rrnewton normal libraries/random
#3575 mkStdGen and split conspire to make some programs predictable new rrnewton normal libraries/random
#3620 The seeds generated by split are not independent new rrnewton normal libraries/random
#7936 newStdGen leaks memory when result is not used new rrnewton normal 7.8.3 libraries/random
#344 arrow notation: incorrect scope of existential dictionaries new ross lowest 7.6.2 Compiler (Type checker)
#5333 Arrow command combinators and infixr cause the desugarer to fail new ross low 7.6.2 Compiler (Parser)
#5777 core lint error with arrow notation and GADTs new ross normal 7.6.2 Compiler
#6098 debugger does not know the correct type for a newtype field new ptc high 7.8.3 GHCi
#4022 GHC Bindist is Broken on FreeBSD/amd64 new pgj lowest 7.6.2 libraries (other)
#8442 Cabal-install internal error with any use new pgj normal Package system
#5692 Source code with large floating constants in exponential notation cannot be compiled new pcapriotti normal 7.6.2 Compiler
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