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Ticket Summary Status Owner Priority Milestone Component
#10116 Closed type families: Warn if it doesn't handle all cases new normal Compiler
#10113 Re-export (<$>) from Prelude new highest 7.10.1 libraries/base
#10107 Add Functor etc. to Data.Monoid wrappers new normal 7.12.1 libraries/base
#10094 Template Haskell cannot represent type wildcards new normal Template Haskell
#10089 feature: warn about unused data definitions (with typeclass instances) new normal Compiler
#10087 DefaultSignatures: error message mentions internal name new normal Compiler (Type checker)
#10084 Data.List should have a takeLastN function new normal libraries/base
#10076 Don't suppress warnings in the presence of errors new normal Compiler
#10073 Idris REPL is pretty and we can too new normal GHCi
#10071 Implement deprecation-warnings for class-methods to non-method transitions new normal 7.12.1 Compiler
#10067 The Read Integer instance is too slow new high 7.10.1 Core Libraries
#10064 Add support for "foo"## literals to MagicHash new normal Compiler
#10063 State a law for foldMap new ekmett low 7.12.1 Core Libraries
#10055 Offer PolyKinded instances for Data.Fixed.HasResolution new low libraries/base
#10049 Lower level memcpy primop new normal Compiler
#10039 Make Const (Control.Applicative) kind polymorphic in its second argument new ekmett normal Core Libraries
#10035 Harbormaster doesn't post to Differential on success new normal Trac & Git
#10026 wiki formatting doc does not mention language option new hvr normal Trac & Git
#10023 Relax Monad constraint in traceM and traceShowM to Applicative new normal 7.12.1 libraries/base
#10021 Add "Error:" prefix for compile-time error messages new k-bx normal 7.12.1 Compiler
#10016 UNPACK support for existentials new normal Compiler
#10014 Data.Array.Base.elems needlessly calls bounds. new ekmett normal Core Libraries
#10006 Add baseline ellipsis as unicode alternative to «..» new normal Compiler (Parser)
#9996 Support symbols in GHCi tab completion new normal GHCi
#9995 :info enhancements new normal GHCi
#9994 Provide option to show current module in ghci prompt without listing imported modules. new normal GHCi
#9993 PostfixOperators doesn't work for types new normal Compiler
#9990 Top level module identifiers shadow imported identifiers new normal Compiler
#9987 GHC refuses to compile a file that starts with a Byte Order Mark (BOM) new low Compiler
#9977 Nicer imports new lowest Compiler (Parser)
#9976 Ignore newlines in code diffs on Phab new low Trac & Git
#9974 Allow more general structural recursion without UndecidableInstances new normal Compiler (Type checker)
#9970 Export more types in GHC.RTS.Flags new normal 7.12.1 libraries/base
#9952 Add -g<level> new normal Compiler
#9948 Recommend class constraint instead of instance constraint new normal Compiler
#9946 Expose the source location of template-haskell Names new low Compiler
#9938 GHC's link step needs to be told which packages to link new normal Compiler
#9931 Option to truncate Show output in ghci REPL new normal Compiler
#9923 Offer copy-on-GC sliced arrays new simonmar normal Runtime System
#9911 Pattern synonyms with no signatures should yield warnings new cactus normal 7.12.1 Compiler (Type checker)
#9908 Improve enumFromX support for OverloadedLists new ekmett normal 7.12.1 Core Libraries
#9898 Wanted: higher-order type-level programming new normal Compiler (Type checker)
#9883 Make OverloadedLists more usable by splitting the class interface new normal External Core
#9866 ssh pubkey self-mgmt new hvr normal Trac & Git
#9865 Comonads in base library new ekmett normal 7.12.1 Core Libraries
#9864 Need realloc/resize feature for mallocForeignPtrBytes allocated memory new ekmett low Core Libraries
#9846 GHC --make should also look for .hi, not only for .hs new normal Compiler
#9840 Permit empty closed type families new normal Compiler (Type checker)
#9835 Add bindings for marshaling to/from mpz_t new normal libraries (other)
#9819 Create typesafe method of obtaining dictionary types from class definitions, and constraint objects from dictionary types new normal Compiler
#9793 Some as-patterns could be accepted in pattern synonyms new cactus normal 7.12.1 Compiler (Type checker)
#9790 Produce coercion rules for derived Functor instances new normal Compiler
#9789 Make GHC accept .format+lhs as extension for literate haskell files new merijn normal Compiler
#9784 Improve error message for misplaced quote inside promoted qualified type new normal Compiler (Parser)
#9756 Warn about unnecessary unsafeCoerce new normal Compiler (Type checker)
#9748 Disambiguate IO actions in GHCi with :set +t new zudov low GHCi
#9743 Expose ghc-bin code as a library new normal 7.12.1 Compiler
#9731 Inductive type definitions on Nat new normal Compiler
#9724 reexport IsList class from a trustworthy module new ekmett normal Core Libraries
#9723 Give Tab warning only once per file new low Compiler
#9702 Offer a weaker name shadowing warning new normal Compiler
#9700 Support C structures in Haskell FFI new normal Compiler
#9699 TH function to list names in scope new normal Template Haskell
#9690 in GHCi map `:editNNN` to $EDITOR +NNN new normal GHCi
#9688 Improve the interaction between CSE and the join point transformation new normal Compiler
#9685 GHC fails to build with mingw32-make on Windows new gintas low Build System
#9671 Allow expressions in patterns new normal 7.12.1 Compiler
#9667 Type inference is weaker for GADT than analogous Data Family new normal Compiler (Type checker)
#9661 Branchless ==# is compiled to branchy code new normal Compiler
#9659 Offer branchless conditional (CMOV) primop new normal Compiler
#9649 symbols should/might be type level lists of chars new ibotty normal 7.12.1 Compiler
#9645 Optimize range checks for primitive types new normal Compiler
#9642 LANGUAGE pragma synonyms new normal Compiler
#9638 Speed up Data.Char.isDigit new ekmett normal 7.12.1 Core Libraries
#9637 Type level programming needs an error function new normal Compiler
#9632 Promotable type synonyms (or: synonyms to promoted types) new normal Compiler (Type checker)
#9624 "Unlikely constraint" recognition new normal Compiler (Type checker)
#9622 GHCi command to solve a constraint new normal Compiler (Type checker)
#9617 Implement `quot` and `rem` using `quotRem`; implement `div` and `mod` using `divMod` new normal Compiler
#9613 when giving an error "No instance for C (a -> b)", suggest that a function may be underapplied new normal Compiler (Type checker)
#9611 Suggest the cause of "No instance" errors involving multiple versions of a package new normal Compiler
#9601 Make the rewrite rule system more powerful new normal 7.12.1 Compiler
#9591 Add custom "Wiki" field in Trac new hvr normal Trac & Git
#9571 nofib should use criterion-style bootstrapping/sampling new normal NoFib benchmark suite
#9526 Add missing Generic instances in base new dreixel normal 7.12.1 Core Libraries
#9507 ghc-pkg mode to query by package-key new ezyang normal ghc-pkg
#9500 Allow GHC defaults to be modified with an environment variable new lowest Build System
#9499 Add -prelude-is flag new agibiansky normal Compiler
#9498 GHC links against unversioned .so files new low Compiler (FFI)
#9479 Report required constraints when reporting the type of a hole new low Compiler (Type checker)
#9478 Partial type signatures new normal Compiler
#9476 Implement late lambda-lifting new nfrisby normal Compiler
#9441 CSE should deal with letrec new normal Compiler
#9431 integer-gmp small Integer multiplication does two multiplications on x86 new normal Compiler (NCG)
#9430 implement more arithmetic operations natively in the LLVM backend new normal Compiler (LLVM)
#9429 Alternative to type family Any new normal Compiler
#9427 Do finer-grained dependency analysis to infer more general kinds on type/class declarations new normal Compiler (Type checker)
#9419 Machine-readable output for profiling new ezyang normal Profiling
#9394 Show data/type family instances with ghci's :info command new normal GHCi
#9378 Make unknown LANGUAGE pragmas a warning, not an error new normal Compiler
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