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Ticket Summary Status Owner Priority Milestone Component
#7511 Room for GHC runtime improvement >~5%, inlining related new normal 7.8.3 Compiler
#7535 Using -with-rtsopts=-N should fail unless -threaded is also specified new normal 7.8.3 Compiler
#7539 Hard ghc api crash when calling runStmt on code which has not been compiled new normal 7.8.3 Compiler
#7542 GHC doesn't optimize (strict) composition with id new simonpj normal 7.8.3 Compiler
#7543 Constraint synonym instances new normal 7.8.3 Compiler
#7593 Unable to print exceptions of unicode identifiers new normal 7.8.3 Compiler
#7596 Opportunity to improve CSE new simonpj normal 7.8.3 Compiler
#7604 System.Directory.canonicalizePath "" behaviour differs between platforms new normal 7.8.3 libraries/directory
#7610 Cross compilation support for LLVM backend new dterei normal 7.8.3 Compiler (LLVM)
#7611 Rewrite rules application prevented by type variable application (map id vs. map (\x -> x)) new normal 7.8.3 Compiler
#7621 Cross-build for QNX ARM smashes stack when using FunPtr wrappers new normal 7.8.3 Compiler (FFI)
#7624 Handling ImplicitParams in Instance Declaration new normal 7.8.3 Documentation
#7625 Semicolon is not handled between imports at the ghci command prompt new normal 7.8.3 GHCi
#7634 MD5 collision could lead to SafeHaskell violation new normal 7.8.3 libraries/base
#7643 Kind application error new simonpj normal 7.8.3 Compiler (Type checker)
#7644 Hackage docs for base library contain broken links new hvr normal 7.8.3 Documentation
#7650 can't use combining characters in identifiers new normal 7.8.3 Compiler
#7655 7.6.2 Segmentation Fault/Bus Error in large exponentation new normal 7.8.3 GHCi
#7660 warning: conflicting types when compiling via-C new normal 7.8.3 Compiler
#7665 dynamicToo001 fails on Windows new normal 7.8.3 Compiler
#7666 excessive space and time usage for rendering (somewhat) deeply nested Docs new dterei normal 7.8.3 libraries/pretty
#7668 Location in -fdefer-type-errors new normal 7.8.3 Compiler (Type checker)
#7669 Empty case causes warning new normal 7.8.3 Compiler
#7670 StablePtrs should be organized by generation for efficient minor collections new normal 7.8.3 Runtime System
#7672 boot file entities are sometimes invisible and are not (semantically) unified with corresponding entities in implementing module new normal 7.8.3 Compiler (Type checker)
#7687 ghc panic on TH and deriveJSON new normal 7.8.3 Template Haskell
#7694 LLVM: bootstrapping with LLVM 3.2 does not work new dterei normal 7.8.3 Compiler (LLVM)
#7695 Hang when locale-archive and gconv-modules are not there new trommler normal 7.8.3 None
#7723 iOS patch no 12: Itimer.c doesn't work on iOS new normal 7.8.3 Runtime System
#7727 Nonsense evaluation: sequence [] = [] new normal 7.8.3 GHCi
#7730 :info and polykinds new archblob normal 7.8.3 Compiler (Type checker)
#7735 -fext-core doesn't generate .hcr when .o and .hi files are present new normal 7.8.3 External Core
#7736 Parallel array enumeration causes compiler panic (enumFromToP) new chak normal 7.8.3 Compiler
#7765 Odd error message for `runghc` with missing `main` function. new normal 7.8.3 Compiler
#7779 building GHC overwrites the installed package database if GHC_PACKAGE_PATH is set new normal 7.8.3 Build System
#7788 Recursive type family causes <<loop>> new simonpj normal 7.8.3 Compiler (Type checker)
#7789 GHCI core dumps when used with VTY new normal 7.8.3 GHCi
#7803 Superclass methods are left unspecialized new normal 7.8.3 Compiler
#7810 make show VALUE=VAR depends on ghc-stage1 new normal 7.8.3 Build System
#7828 RebindableSyntax and Arrow new normal 7.8.3 Compiler (Type checker)
#7831 Bad fragmentation when allocating many large objects new ezyang normal 7.8.3 Runtime System
#7836 Runtime failure profiling with +RTS -hc -hbdrag,void infoneeded normal Profiling
#7842 Incorrect checking of let-bindings in recursive do new normal Compiler (Type checker)
#7849 Error on pattern matching of an existential whose context includes a type function new normal Compiler (Type checker)
#7854 Constrained method type accepted in Haskell 98 mode new normal Compiler
#7858 Fix definitions of abs/signum for Floats/Doubles new normal libraries/base
#7862 Could not deduce (A) from the context (A, ...) new normal Compiler (Type checker)
#7876 hClose002 for ghci hangs on Mac OS X new normal Compiler
#7877 hSetBuffering002(ghci) and hSetBuffering004(ghci) fail on OS X new normal GHCi
#7897 MakeTypeRep fingerprints be proper, robust fingerprints new normal Compiler
#7898 SpecConstr explodes when compiling module BSP of frag-1.1.2 new normal Compiler
#7908 InstanceSigs suggestion not accepted new normal Compiler
#7913 Argument order not preserved by nubBy new normal Prelude
#7928 GHC fails to terminate while compiling with optimization level 2 new normal Compiler
#7930 Nested STM Invariants are lost new fryguybob normal Runtime System
#7934 usleep hangs, no threads new normal Runtime System
#7936 newStdGen leaks memory when result is not used new rrnewton normal 7.8.3 libraries/random
#7947 Name conflict with DerivingDataTypeable, StandaloneDeriving and qualified imports new normal Compiler
#7949 Haskell Platform doesn't build on Fedora 17 new normal Compiler
#7955 CApiFFI doesn't produce wrappers for #defined values in GHCi new normal GHCi
#7956 ghci segfaults with -vN command-line options new normal Compiler
#7960 Compiling profiling CCS registration .c file takes far too long new normal Compiler
#7966 'make distclean' does not work in nofib new normal NoFib benchmark suite
#7983 Bug in hsc2hs --cross-safe new normal hsc2hs
#7984 hsc2hs --cross-compile does not handle negative #enum new normal hsc2hs
#7985 Allow openFile on unknown file type new normal libraries/base
#7987 GHC Build Error infoneeded normal Compiler
#7988 Big integers crashing integer-simple on qnxnto-arm new normal Compiler
#7990 ghc-pkg warning shows the wrong command new normal Package system
#7993 ghc 7.6 (not 7.4) sometimes hangs at child process exit on s390x new normal Runtime System
#7997 waitForProcess and getProcessExitCode are unsafe against asynchronous exceptions new normal libraries/process
#7998 Stage1Only does not work new normal Compiler
#8013 Strange closure type error building hs-kqueue on FreeBSD infoneeded normal Compiler (LLVM)
#8014 Assertion failure when using multithreading in debug mode. new normal Compiler
#8015 GHC is inconsistent about where LANGUAGE is unsupported. new normal Compiler
#8023 dph-examples binaries don't use all CPUs new normal Data Parallel Haskell
#8024 Dynamic linking not working on PowerPC Linux. new normal Compiler
#8025 "During interactive linking, GHCi couldn't find the following symbol" typechecker error with TemplateHaskell involved new normal Compiler (Type checker)
#8029 batch-mode recompilation checking sometimes fails new normal Compiler
#8031 Template Haskell gets confused with kind variables introduced in separate foralls new normal Compiler
#8032 Worker-wrapper transform and NOINLINE trigger bad reboxing behavior new normal Compiler
#8034 Missing ambiguity test for class methods new normal 7.8.3 Compiler
#8036 Demand analyser is unpacking too deeply new simonpj normal 7.8.3 Compiler
#8040 installed include/HsVersions.h wants to #include "../includes/ghcautoconf.h" new normal GHC API
#8042 `:load *` and `:add *` misbehave in presence of `-fobject-code` new normal GHCi
#8043 Feature Request : Qualified module exports new normal Compiler
#8044 "Inaccessible code" error reported in wrong place new normal Compiler (Type checker)
#8046 Make the timer management scale better across multicore new normal Compiler
#8048 Register spilling produces ineffecient/highly contending code new normal Compiler (CodeGen)
#8054 Undefined symbol during linking new normal Compiler
#8056 Make Install fails on HEAD new normal Build System
#8060 Undefined symbols when using Template Haskell linked from another object with unexposed modules new normal Compiler
#8068 ghc incorrectly accepts the Kannada TTHA character at the beginning of an identifier. new normal Compiler
#8078 Core lint failure for profiled code new normal Compiler
#8082 Ordering of assembly blocks affects performance new normal Compiler (NCG)
#8085 Both GHC and its installer don't run on current Debian Stable new normal Compiler
#8093 Runtime Internal Error with setNumCapabilities 1 infoneeded normal Runtime System
#8094 Intermittent segfault when using ghc-7.6.3 -e on OSX 10.6.8 new normal Compiler
#8095 TypeFamilies painfully slow new normal Compiler (Type checker)
#8097 internal error: getMBlock: mmap: Operation not permitted infoneeded normal Compiler
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