{3} Feature requests by priority (311 matches)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#3895 "Fix" pervasive-but-unnecessary signedness in GHC.Prim Compiler low 7.6.2 new 02/22/10
#5590 "guarded instances": instance selection can add extra parameters to the class Compiler (Type checker) 7.2.1 normal 7.6.2 simonpj new 10/27/11
#7767 "internal error: evacuate: strange closure type 154886248" crash Runtime System 7.6.2 normal 7.8.1 new 03/13/13
#3140 (Windows?) GHCi doesn't load hierachical modules GHCi 6.10.1 lowest normal 7.6.2 new 04/02/09
#910 --make should have a -j flag for parallel building Compiler 6.4.2 normal normal _|_ new 09/27/06
#1365 -fbyte-code is ignored in a OPTIONS_GHC pragma GHCi 6.6.1 lowest minor 7.6.2 new 05/19/07
#3000 :break command should recognize also nonexported top level symbols in qualified IDs GHCi 6.10.1 lowest normal 7.6.2 new 02/03/09
#2345 :browse limitations (browsing virtual namespaces, listing namespaces) GHCi 6.8.2 lowest normal 7.6.2 new 06/04/08
#2215 :disable command to disable breakpoints GHCi 6.9 lowest major 7.6.2 new 04/11/08
#2986 :info printing instances often isn't wanted GHCi 6.10.1 lowest normal 7.6.2 Remi new 01/28/09
#5927 A type-level "implies" constraint on Constraints Compiler (Type checker) 7.4.1 normal 7.6.2 new 03/11/12
#3021 A way to programmatically insert marks into heap profiling output Profiling 6.10.1 normal normal _|_ new 02/11/09
#4429 Ability to specify the namespace in mkName Template Haskell 6.12.3 low 7.6.2 reinerp new 10/22/10
#5364 Access RTS flag values from inside Haskell programs libraries/base 7.3 normal 7.6.2 new 07/30/11
#2104 Add Labels Compiler 6.8.2 lowest normal 7.6.2 new 02/17/08
#7741 Add SIMD support to x86/x86_64 NCG Compiler 7.7 normal 7.8.1 new 03/05/13
#4479 Add Type Directed Name Resolution Compiler (Type checker) 7.5 low 7.6.2 new 11/06/10
#4114 Add a flag to remove/delete intermediate files generated by GHC Compiler 6.10.4 low 7.6.2 new 06/02/10
#1894 Add a total order on type constructors Compiler (Type checker) 6.8.1 lowest normal 7.6.2 new 11/14/07
#4340 Add alignment to hsc2hs template Compiler (FFI) 6.12.3 low 7.6.2 new 09/25/10
#2550 Add an option to read file names from a file instead of the command line Compiler 6.9 lowest normal 7.6.2 new 08/27/08
#3314 Add compilation date to +RTS --info Compiler 6.10.2 lowest normal 7.6.2 new 06/20/09
#5941 Add compilation stage plugins Compiler 7.4.1 normal 7.8.1 new 03/14/12
#7263 Add derived Show instances to GHC.Generics GHC API 7.7 normal 7.8.1 dreixel new 09/23/12
#7181 Add documentation on heap-profile file format. Documentation 7.4.2 normal 7.8.1 new 08/23/12
#3192 Add dynCompileCoreExpr :: GhcMonad m => Bool -> Expr CoreBind -> m Dynamic to ghc-api GHC API 6.10.2 lowest normal 7.6.2 new 04/25/09
#5296 Add explicit type applications Compiler (Type checker) 7.0.3 low 7.6.2 new 07/03/11
#4466 Add extension for type application Compiler 6.12.3 low 7.6.2 new 11/02/10
#5925 Add inline version of newArray# Compiler 7.4.1 normal 7.6.2 new 03/09/12
#5787 Add instances to ZipList libraries/base 7.2.2 normal 7.6.2 infoneeded 01/16/12
#3769 Add manpages for programs installed alongside ghc Documentation 6.12.1 normal _|_ new 12/16/09
#7860 Add more bit fiddling functions to 'integer-gmp' libraries (other) 7.6.3 normal patch 04/23/13
#6084 Add stg_ap_pnnv and related call patterns Runtime System 7.4.1 normal 7.8.1 simonmar infoneeded 05/08/12
#7015 Add support for 'static' Compiler 7.4.2 normal 7.8.1 new 06/20/12
#7902 Add support for byte endianness swapping exposed as a primops Compiler 7.7 normal patch 05/09/13
#1407 Add the ability to :set -l{foo} in .ghci files GHCi 6.6.1 normal minor _|_ igloo new 06/01/07
#7048 Add the ability to statically define a `FunPtr` to a haskell function Compiler 7.4.2 normal 7.8.1 new 07/04/12
#7104 Add tryWriteTBQueue to Control.Concurrent.STM.TBQueue libraries (other) 7.4.2 normal 7.8.1 simonmar new 07/29/12
#4442 Add unaligned version of indexWordArray# libraries (other) 7.1 low 7.6.2 new 10/26/10
#5218 Add unpackCStringLen# to create Strings from string literals Compiler 7.0.3 high 7.8.1 igloo new 05/25/11
#2514 Add/Expose Binary API that allows dumping of any GHC Binary instance GHC API 6.9 lowest normal 7.6.2 nominolo new 08/12/08
#1475 Adding imports and exports with Template Haskell Template Haskell 6.8.2 normal normal _|_ new 07/01/07
#7300 Allow CAFs kept reachable by FFI to be forcibly made unreachable for GC Compiler (FFI) 7.4.1 high 7.8.1 new 10/05/12
#5834 Allow both INLINE and INLINABLE for the same function Compiler 7.5 normal 7.6.2 new 01/30/12
#1379 Allow breakpoints and single-stepping for functions defined interactively GHCi 6.7 lowest normal 7.6.2 new 05/25/07
#7494 Allow compatible type synonyms to be the return type of a GADT data constructor. Compiler (Type checker) 7.4.1 normal 7.8.1 new 12/10/12
#2427 Allow compilation of source from stdin Compiler 6.8.3 normal minor _|_ new 07/07/08
#6089 Allow declaration splices inside declaration brackets Template Haskell 7.4.1 normal 7.8.1 simonpj new 05/11/12
#6024 Allow defining kinds alone, without a datatype Compiler (Type checker) 7.5 normal 7.8.1 new 04/19/12
#3372 Allow for multiple linker instances Compiler low normal 7.6.2 new 07/14/09
#7266 Allow fractional-looking integer literals Compiler 7.6.1 high 7.8.1 new 09/23/12
#3541 Allow local foreign imports Compiler (FFI) 6.10.4 normal normal _|_ new 09/25/09
#1409 Allow recursively dependent modules transparently (without .hs-boot or anything) Compiler 6.10.2 normal normal _|_ new 06/04/07
#2101 Allow some form of type-level lemma Compiler 6.8.2 normal normal _|_ new 02/15/08
#4453 Allow specifying .hi files of imports on command line in batch mode Compiler 6.12.3 low 7.6.2 new 10/29/10
#2041 Allow splicing in concrete syntax Template Haskell 6.8.2 normal normal _|_ new 01/13/08
#7867 Allow template-haskell to communicate with itself between compilation units through the interface file Template Haskell 7.6.3 normal infoneeded 04/26/13
#7331 Allow the evaluation of declaration splices in GHCi GHCi 7.6.1 normal 7.8.1 new 10/14/12
#7346 Allow the use of `deriving` for GHC generics Compiler 7.7 normal 7.8.1 dreixel new 10/19/12
#7140 Allow type signature in export list Compiler (Type checker) normal 7.8.1 new 08/13/12
#1965 Allow unconstrained existential contexts in newtypes Compiler 6.8.1 normal minor 7.6.2 new 12/08/07
#5108 Allow unicode sub/superscript symbols in both identifiers and operators Compiler (Parser) 7.1 normal 7.6.2 new 04/12/11
#2180 Any installed signal handler stops deadlock detection, but XCPU never happens in a deadlock Runtime System 6.9 normal minor _|_ Baughn new 03/27/08
#3545 As-patterns for type signatures Compiler (Type checker) 6.11 normal normal _|_ new 09/27/09
#1830 Automatic derivation of Lift Template Haskell 6.8.1 normal normal _|_ new 11/04/07
#1420 Automatic heap profile intervals Profiling 6.7 lowest minor 7.6.2 new 06/08/07
#3870 Avoid Haddock-links to the Prelude Documentation 6.12.1 lowest 7.6.2 new 02/08/10
#2598 Avoid excessive specialisation in SpecConstr Compiler 6.8.3 lowest normal 7.6.2 new 09/16/08
#7105 Better names for derived SCCs of instances Profiling 7.4.2 normal 7.6.2 simonmar new 07/30/12
#2600 Bind type variables in RULES Compiler 6.8.3 lowest normal 7.6.2 simonpj new 09/16/08
#4102 Bit manipulation built-ins libraries/base 6.12.2 normal 7.6.2 new 05/28/10
#4370 Bring back monad comprehensions Compiler 6.12.3 normal _|_ new 10/06/10
#1574 Broken link testing Documentation 6.6.1 lowest normal 7.6.2 new 08/01/07
#5647 CLI option to silence "Loading package foo ... linking ... done" output Compiler 7.2.1 normal 7.6.2 new 11/19/11
#860 CPP fails when a macro is used on a line containing a single quote character Compiler 6.4.2 lowest minor _|_ new 08/10/06
#5075 CPR optimisation for sum types if only one constructor is used Compiler 7.0.3 normal 7.6.2 simonpj new 04/01/11
#3557 CPU Vector instructions in GHC.Prim Compiler (NCG) 6.11 normal normal _|_ new 10/02/09
#5344 CSE should look through coercions Compiler 7.0.3 normal _|_ simonpj new 07/25/11
#4128 Can't capture classes inside a template haskell type quotation Template Haskell 6.12.1 low 7.6.2 new 06/08/10
#7401 Can't derive instance for Eq when datatype has no constructor, while it is trivial do do so. Compiler 7.6.1 normal 7.8.1 infoneeded 11/09/12
#5476 Cap memory usage for one thread without disrupting other threads Runtime System 7.2.1 normal _|_ new 09/09/11
#7509 Changing the second prompt. :{ modules| No setting available to change. Compiler 7.6.1 normal 7.8.1 igloo new 12/18/12
#7633 Checkable "minimal complete definitions" Compiler 7.6.1 normal 7.8.1 new 01/27/13
#3447 Class restrictions on type instances Compiler 6.10.4 normal normal _|_ new 08/21/09
#7870 Compilatio​n errors break the complexity encapsulat​ion on DSLs, impairs success in industry Compiler (Type checker) 7.7 normal new 04/27/13
#3814 Compile to more than one (sub)-architecture Compiler 6.12.1 normal _|_ new 01/09/10
#3577 Complete support for Data Parallel Haskell Data Parallel Haskell 6.13 normal normal _|_ rl new 10/12/09
#110 Cygwin binaries None None normal minor _|_ new 01/14/03
#4900 DEPENDS pragma Compiler normal 7.6.2 new 01/17/11
#7330 Data Parallel Haskell (DPH) isn't usable yet. Compiler 7.6.1 normal 7.8.1 benl new 10/14/12
#2836 Data.Typeable does not use qualified names Compiler 6.10.1 lowest minor 7.6.2 new 12/01/08
#436 Declare large amounts of constant data Compiler None normal minor _|_ new 08/11/05
#3583 Default view patterns Compiler 6.10.4 normal normal _|_ new 10/13/09
#7395 DefaultSignatures conflict with default implementations Compiler 7.6.1 normal 7.8.1 new 11/05/12
#4879 Deprecate exports Compiler 7.0.1 high 7.8.1 new 01/05/11
#5462 Deriving clause for arbitrary classes Compiler 7.2.1 normal 7.6.2 new 09/05/11
#5429 Docase notation as GHC extension Compiler normal 7.6.2 tomasp new 08/24/11
#5239 Em-dash for "--" with UnicodeSyntax. Compiler (Parser) 7.0.3 normal 7.6.2 new 06/04/11
#2333 Emit a warning if an INLINE function is a loop breaker Compiler 6.8.2 lowest normal 7.6.2 new 06/03/08
#5082 Emit warnings when conflicting flags are supplied Compiler 7.1 normal _|_ new 04/03/11
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