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Ticket Summary Status Owner Priority Milestone Component
#5959 Top level splice in Template Haskell has over-ambitious lexical scope? new low 7.6.2 Compiler
#5974 Casts, rules, and parametricity new normal _|_ Compiler
#5985 Type operators are not accepted as variables in contexts new normal 7.6.2 Compiler
#5996 fix for CSE patch simonpj normal 7.8.1 Compiler
#6022 GHC infers over-general types new simonpj high 7.8.1 Compiler
#6037 Compile-time crash with sources with non-representable unicode characters new normal 7.8.1 Compiler
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type new simonpj normal 7.8.1 Compiler
#6047 GHC retains unnecessary binding new simonpj normal 7.6.2 Compiler
#6056 INLINABLE pragma prevents worker-wrapper to happen. new simonpj normal 7.8.1 Compiler
#6062 TH treats non-functions in function position inconsistently new simonpj normal 7.8.1 Compiler
#6063 GHC's build-time ld-flag checks are problematic patch thoughtpolice high 7.8.1 Compiler
#6070 Fun with the demand analyser new simonpj normal 7.8.1 Compiler
#6087 Join points need strictness analysis new normal 7.6.2 Compiler
#6092 Liberate case not happening new simonpj normal 7.8.1 Compiler
#6107 GHCi runtime linker cannot link with duplicate common symbols new normal 7.8.1 Compiler
#6132 Can't use both shebang line and #ifdef declarations in the same file. new normal 7.8.1 Compiler
#6149 ghc-7.4.2 tests for profasm seg-fault under solaris new normal 7.8.1 Compiler
#6166 Performance regression in mwc-random since 7.0.x new high 7.6.2 Compiler
#7043 32-bit GHC ceiling of negative float SEGFAULT: 11 new igloo high 7.6.2 Compiler
#7044 reject reading rationals with exponent notation new normal 7.8.1 Compiler
#7057 Simplifier infinite loop regression new simonpj normal 7.8.1 Compiler
#7068 Extensive Memory usage (regression) new simonpj high 7.8.1 Compiler
#7078 Panic using mixing list with parallel arrays incorrectly new chak normal 7.8.1 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 7.8.1 Compiler
#7109 Inlining depends on datatype size, even with INLINE pragmas new simonpj normal 7.8.1 Compiler
#7114 Cannot recover (good) inlining behaviour from 7.0.2 in 7.4.1 new normal 7.8.1 Compiler
#7116 Missing optimisation: strength reduction of floating-point multiplication new pcapriotti normal 7.8.1 Compiler
#7141 Inlining the single method of a class can shadow rules new simonpj normal 7.8.1 Compiler
#7198 New codegen more than doubles compile time of T3294 new simonmar high 7.8.1 Compiler
#7206 Implement cheap build new simonpj normal _|_ Compiler
#7245 INLINEing top-level patterns causes ghc to emit 'arity missing' traces new normal 7.8.1 Compiler
#7258 Compiling DynFlags is jolly slow new simonpj normal 7.8.1 Compiler
#7259 Eta expansion of products in System FC new simonpj normal 7.8.1 Compiler
#7269 GeneralizedNewtypeDeriving and PolyKinds new dreixel normal 7.8.1 Compiler
#7273 Binary size increase in nofib/grep between 7.6.1 and HEAD new high 7.8.1 Compiler
#7307 Share top-level code for strings new normal 7.8.1 Compiler
#7316 GHC segfaults on ARM new high 7.6.2 Compiler
#7374 rule not firing new normal 7.8.1 Compiler
#7378 Identical alts/bad divInt# code new normal 7.8.1 Compiler
#7398 RULES don't apply to a newtype constructor new normal 7.8.1 Compiler
#7411 Exceptions are optimized away in certain situations new high 7.8.1 Compiler
#7428 GHC compile times are seriously non-linear in program size new normal 7.8.1 Compiler
#7436 Derived Foldable and Traversable instances become extremely inefficient due to eta-expansion merge normal 7.6.3 Compiler
#7437 peculiar behaviour with default instances and type variables new simonpj normal 7.8.1 Compiler
#7450 Regression in optimisation time of functions with many patterns (6.12 to 7.4)? new normal 7.8.1 Compiler
#7460 Double literals generated bad core new tibbe normal 7.8.1 Compiler
#7463 [PATCH] When -keep-hc-files is enabled, foreign stubs *_stub.c should also be kept. new igloo normal 7.8.1 Compiler
#7475 Mysterious Data.Word Segmentation Fault in GHCi new normal 7.8.1 Compiler
#7477 reifyInstances can't deal with polykinded type families new normal 7.8.1 Compiler
#7481 Partially promoted data types new high 7.8.1 Compiler
#7490 ghc-stage1 panic when building a cross-compiler or cross-building a compiler new igloo high 7.8.1 Compiler
#7500 GHC: internal error: getMBlock: mmap: Operation not permitted new normal 7.8.1 Compiler
#7511 Room for GHC runtime improvement >~5%, inlining related new normal 7.8.1 Compiler
#7520 Implement cardinality analysis new normal 7.8.1 Compiler
#7521 Simplifier ticks exhausted when compiling Accelerate example. new high 7.8.1 Compiler
#7534 allocateRegsAndSpill: Cannot read from uninitialized register new high 7.8.1 Compiler
#7535 Using -with-rtsopts=-N should fail unless -threaded is also specified new normal 7.8.1 Compiler
#7539 Hard ghc api crash when calling runStmt on code which has not been compiled new normal 7.8.1 Compiler
#7540 Panic on type inference with vectorised parallel arrays new chak highest 7.8.1 Compiler
#7542 GHC doesn't optimize (strict) composition with id new simonpj normal 7.8.1 Compiler
#7543 Constraint synonym instances new normal 7.8.1 Compiler
#7558 Terrible error message when given and wanted are both insoluble new simonpj normal 7.8.1 Compiler
#7565 GHC fails without an error when building text-0.11.2.3 infoneeded normal 7.8.1 Compiler
#7567 invalidateModSummaryCache throws exception if ms_hs_date is 0 new high 7.8.1 Compiler
#7593 Unable to print exceptions of unicode identifiers new normal 7.8.1 Compiler
#7596 Opportunity to improve CSE new simonpj normal 7.8.1 Compiler
#7598 ghc-stage1 generates wrong assembler on StgCmmPrim (operand out of range) new high 7.8.1 Compiler
#7611 Rewrite rules application prevented by type variable application (map id vs. map (\x -> x)) new normal 7.8.1 Compiler
#7636 threadStackUnderflow: not enough space for return values merge simonmar high 7.6.2 Compiler
#7650 can't use combining characters in identifiers new normal 7.8.1 Compiler
#7660 warning: conflicting types when compiling via-C new igloo normal 7.8.1 Compiler
#7665 dynamicToo001 fails on Windows new igloo normal 7.8.1 Compiler
#7669 Empty case causes warning new normal 7.8.1 Compiler
#7678 GHC should compile cleanly with clang new thoughtpolice high 7.8.1 Compiler
#7702 Memory Leak in CoreM (CoreWriter) patch igloo normal 7.8.1 Compiler
#7714 The type of the second argument of poll() in GHC/Event/Poll.hsc is invalid merge normal 7.6.3 Compiler
#7715 threadDelay causes segfault on Mac if compiled by 32bit GHC new high 7.8.1 Compiler
#7725 Operators without colons new normal 7.8.1 Compiler
#7729 GHC panics. Invalid core new normal 7.6.3 Compiler
#7736 Parallel array enumeration causes compiler panic (enumFromToP) new chak normal 7.8.1 Compiler
#7744 Can't install conduit via cabal-install infoneeded normal 7.8.1 Compiler
#7765 Odd error message for `runghc` with missing `main` function. new igloo normal 7.8.1 Compiler
#7771 RTS should provide stg_sel_n_noupd_closure new simonpj normal 7.8.1 Compiler
#7772 Finish support for DYNAMIC_GHC_PROGRAMS on Windows new igloo high 7.8.1 Compiler
#7785 Module-local function not specialized with ConstraintKinds new normal 7.8.1 Compiler
#7786 strange errors when deducing constraints new simonpj normal 7.8.1 Compiler
#7797 re-enable the defun RULE from a SPECIALISE instance pragma new normal 7.8.1 Compiler
#7800 Error message when deriving Typeable without PolyKinds new dreixel normal 7.8.1 Compiler
#7803 Superclass methods are left unspecialized new normal 7.8.1 Compiler
#7814 panic in PPC NCG new heisenbug high 7.8.1 Compiler
#7830 Error: operand out of range new high 7.8.1 Compiler
#7850 Strangely high memory usage on optimized Ackermann function patch normal 7.6.3 Compiler
#7854 Constrained method type accepted in Haskell 98 mode new normal Compiler
#7866 floor (0/0) :: Int is different with -O0 and -O1 new normal -- Compiler
#7874 segfault 11 on mac os x when building compiler for ghc 7.7.20130430 new normal Compiler
#7876 hClose002 for ghci hangs on Mac OS X new normal -- Compiler
#7880 Require "forall" in definitions of polymorphic types new normal Compiler
#7884 Cannot build hedgewars with new haskell 7.6 new normal -- Compiler
#7897 MakeTypeRep fingerprints be proper, robust fingerprints new normal Compiler
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