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Ticket Summary Status Owner Priority Milestone Component
#3831 SpecConstr should exploit cases where there is exactly one call pattern new simonpj normal 7.12.1 Compiler
#3872 New way to make the simplifier diverge new normal Compiler
#3927 Incomplete/overlapped pattern warnings + GADTs = inadequate new simonpj normal 7.12.1 Compiler
#3971 FFI callback segfaults on PPC new normal Compiler (FFI)
#3995 Comment delimiters ignored inside compiler pragma new normal Compiler (Parser)
#3998 strace breaks System.Process(?) new snoyberg normal Core Libraries
#4005 Bad behaviour in the generational GC with paraffins -O2 new normal Runtime System
#4012 Compilation results are not deterministic new Fuuzetsu normal 7.12.1 Compiler
#4029 ghci leaks memory when loading a file new normal GHCi
#4043 Parsing of guards, and type signatures new normal Compiler (Parser)
#4139 Spurious non-exhaustive pattern match warnings are given using GADTs new normal Compiler
#4245 ghci panic: thread blocked indefinitely in an MVar operation new tibbe normal 7.12.1 GHCi
#4295 Review higher-rank and impredicative types new simonpj normal 7.12.1 Compiler
#4372 Extending quasiquotation support new normal 7.12.1 Template Haskell
#4451 Re-linking avoidance is too aggressive new normal 7.12.1 Compiler
#5051 Typechecker behaviour change new normal Compiler (Type checker)
#5071 GHCi crashes on large alloca/allocaBytes requests new normal Compiler
#5278 System.Random.randomIvalInteger makes invalid assumptions about RandomGen new ekmett normal Core Libraries
#5289 Can't use ghci with a library linked against libstdc++ new normal 7.12.1 GHCi
#5320 check_overlap panic (7.1 regression) new simonpj normal 7.12.1 Compiler (Type checker)
#5355 Link plugins against existing libHSghc new normal 7.12.1 Compiler
#5369 Reinstate VECTORISE pragmas with expressions as right-hand sides new chak normal 7.12.1 Data Parallel Haskell
#5400 GHC loops on compiling with optimizations new normal Compiler
#5444 Slow 64-bit primops on 32 bit system new normal 7.12.1 Compiler
#5448 GHC stuck in infinite loop compiling with optimizations new normal Compiler
#5463 SPECIALISE pragmas generated from Template Haskell are ignored new normal 7.12.1 Template Haskell
#5466 Documentation for Chan could be better new ekmett normal Core Libraries
#5470 The DPH library needs to support PData and PRepr instances for more than 15-tuples new chak normal 7.12.1 Data Parallel Haskell
#5522 mc03 -O -fliberate-case -fspec-constr runs out of memory new simonpj normal 7.12.1 Compiler
#5539 GHC panic - Simplifier ticks exhausted new simonpj normal 7.12.1 Compiler
#5615 ghc produces poor code for `div` with constant powers of 2. new daniel.is.fischer normal 7.12.1 Compiler
#5620 Dynamic linking and threading does not work on Windows new normal 7.12.1 Runtime System
#5641 The -L flag should not exist new normal 7.12.1 Profiling
#5642 Deriving Generic of a big type takes a long time and lots of space new dimitris normal 7.12.1 Compiler
#5645 Sharing across functions causing space leak new Alexander.Pakhomov normal 7.12.1 Compiler
#5646 Initialise tuples using pragmas new chak normal 7.12.1 Data Parallel Haskell
#5692 Source code with large floating constants in exponential notation cannot be compiled new pcapriotti normal 7.12.1 Compiler
#5702 Can't vectorise pattern matching on numeric literals new chak normal 7.12.1 Data Parallel Haskell
#5722 GHC inlines class method forever new simonpj normal Compiler
#5728 Warnings from -fwarn-incomplete-record-updates even with all constructors matched new normal Compiler
#5761 Getting stdout and stderr as a single handle from createProcess does not work on Windows new snoyberg normal 7.12.1 Core Libraries
#5762 GHC gives incorrect warnings with simple applications of the view patterns extension new normal Compiler
#5775 Inconsistency in demand analysis new normal 7.12.1 Compiler
#5777 core lint error with arrow notation and GADTs new ross normal 7.12.1 Compiler (Type checker)
#5786 Dynanmic way fails when GHC built with LLVM backend new dterei normal 7.12.1 Compiler (LLVM)
#5797 readRawBufferPtr cannot be interrupted by exception on Windows with -threaded new ekmett normal Core Libraries
#5807 DPH library functions don't work without -fvectorise. new benl normal 7.12.1 Data Parallel Haskell
#5902 Cannot tell from an exception handler whether the exception was asynchronous new simonmar normal 7.12.1 Compiler
#5916 runST isn't free new normal 7.12.1 Compiler
#5928 INLINABLE fails to specialize in presence of simple wrapper new normal 7.12.1 Compiler
#5945 Lambda lifting new simonpj normal 7.12.1 Compiler
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) new simonpj normal 7.12.1 Compiler
#5974 Casts, rules, and parametricity new normal Compiler
#6004 dph-lifted-vseg package doesn't provide Data.Array.Parallel.Prelude.Float module new benl normal 7.12.1 Data Parallel Haskell
#6037 Compile-time crash with sources with non-representable unicode characters new normal 7.12.1 Compiler
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type new simonpj normal 7.12.1 Compiler
#6047 GHC retains unnecessary binding new simonpj normal 7.12.1 Compiler
#6065 Suggested type signature causes a type error (even though it appears correct) new normal Compiler (Type checker)
#6070 Fun with the demand analyser new simonpj normal 7.12.1 Compiler
#6087 Join points need strictness analysis new normal 7.12.1 Compiler
#6092 Liberate case not happening new simonpj normal 7.12.1 Compiler
#6101 Show instance for integer-simple is not lazy enough new ekmett normal 7.12.1 Core Libraries
#6107 GHCi runtime linker cannot link with duplicate common symbols new normal 7.12.1 Compiler
#6113 Profiling with -p not written if killed with SIGTERM new normal 7.12.1 Profiling
#6124 Spurious non-exhaustive warning with GADT and newtypes new normal 7.12.1 Compiler (Type checker)
#6132 Can't use both shebang line and #ifdef declarations in the same file. new normal 7.12.1 Compiler
#6166 Performance regression in mwc-random since 7.0.x new normal 7.12.1 Compiler
#7026 Impredicative implicit parameters new normal Compiler (Type checker)
#7044 reject reading rationals with exponent notation new normal 7.12.1 Compiler
#7045 The `Read` instance of `Rational` does not support decimal notation new ekmett normal 7.12.1 Core Libraries
#7057 Simplifier infinite loop regression new simonpj normal 7.12.1 Compiler
#7063 Register allocators can't handle non-uniform register sets new benl normal 7.12.1 Compiler (NCG)
#7066 isInstance does not work for compound types new simonpj normal 7.12.1 Template Haskell
#7078 Panic using mixing list with parallel arrays incorrectly new chak normal 7.12.1 Compiler
#7080 Make RULES and SPECIALISE more consistent new normal Compiler
#7098 GHC 7.4.1 reports an internal error and core dumps while using DPH new benl normal 7.12.1 Compiler
#7114 Cannot recover (good) inlining behaviour from 7.0.2 in 7.4.1 new normal 7.12.1 Compiler
#7141 Inlining the single method of a class can shadow rules new simonpj normal 7.12.1 Template Haskell
#7190 GHC's -fprof-auto does not work with LINE pragmas new normal 7.12.1 Profiling
#7198 New codegen more than doubles compile time of T3294 new simonmar normal 7.12.1 Compiler
#7206 Implement cheap build new simonpj normal Compiler
#7240 Stack trace truncated too much with indirect recursion new normal 7.12.1 Profiling
#7245 INLINEing top-level patterns causes ghc to emit 'arity missing' traces new normal 7.12.1 Compiler
#7246 Callstack depends on way (prof, profasm, profthreaded new normal 7.12.1 Profiling
#7258 Compiling DynFlags is jolly slow new simonpj normal 7.12.1 Compiler
#7259 Eta expansion of products in System FC new simonpj normal 7.12.1 Compiler
#7277 Recompilation check fails for TH unless functions are inlined new normal 7.12.1 Template Haskell
#7289 Mingw FPU init not Windows compatible. new normal 7.12.1 Runtime System
#7296 ghc-7 assumes incoherent instances without requiring language `IncoherentInstances` new simonpj normal 7.12.1 Compiler (Type checker)
#7297 LLVM incorrectly hoisting loads new dterei normal 7.12.1 Compiler (LLVM)
#7305 T5975a is broken on Windows new normal 7.12.1 Test Suite
#7307 Share top-level code for strings new parcs normal 7.12.1 Compiler
#7309 The Ix instance for (,) leaks space in range new ekmett normal Core Libraries
#7316 GHC segfaults on ARM new bgamari normal 7.12.1 Compiler
#7320 GHC crashes when building on 32-bit Linux in a Linode new simonmar normal 7.12.1 Runtime System
#7336 Defined but not used is not detected for data types with instances new normal Compiler
#7353 Make system IO interruptible on Windows new ekmett normal 7.12.1 Core Libraries
#7367 float-out causes extra allocation new normal 7.12.1 Compiler
#7373 When building GHC: Failed to load interface for `GHC.Fingerprint' new normal 7.12.1 Driver
#7374 rule not firing new normal 7.12.1 Compiler
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