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Ticket Summary Status Owner Priority Milestone Component
#7490 ghc-stage1 panic when building a cross-compiler or cross-building a compiler new high 7.8.3 Compiler
#7511 Room for GHC runtime improvement >~5%, inlining related new normal 7.8.3 Compiler
#7521 Simplifier ticks exhausted when compiling Accelerate example. new high 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
#7567 invalidateModSummaryCache throws exception if ms_hs_date is 0 new high 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
#7598 ghc-stage1 generates wrong assembler on StgCmmPrim (operand out of range) new high 7.8.3 Compiler
#7611 Rewrite rules application prevented by type variable application (map id vs. map (\x -> x)) new normal 7.8.3 Compiler
#7650 can't use combining characters in identifiers new normal 7.8.3 Compiler
#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
#7669 Empty case causes warning new normal 7.8.3 Compiler
#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
#7803 Superclass methods are left unspecialized new normal 7.8.3 Compiler
#7854 Constrained method type accepted in Haskell 98 mode new normal Compiler
#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
#7926 eventfd: unsupported operation when doing anything new AndreasVoellmy low Compiler
#7949 Haskell Platform doesn't build on Fedora 17 new normal Compiler
#7960 Compiling profiling CCS registration .c file takes far too long new normal Compiler
#7988 Big integers crashing integer-simple on qnxnto-arm new normal Compiler
#8024 Dynamic linking not working on PowerPC Linux. new normal Compiler
#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
#8043 Feature Request : Qualified module exports new normal Compiler
#8046 Make the timer management scale better across multicore new normal Compiler
#8054 Undefined symbol during linking new normal Compiler
#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
#8094 Intermittent segfault when using ghc-7.6.3 -e on OSX 10.6.8 new normal Compiler
#8098 Faulty Word64 arithmetic if optimized new normal Compiler
#8114 GHC panic when building `thyme` new normal Compiler
#8115 GHC 64-bit Windows build failures with LLVM new highest Compiler
#8118 <stdout>: commitAndReleaseBuffer: invalid argument (invalid character) new normal Compiler
#8144 Interface hashes include time stamp of dependent files (UsageFile mtime) new normal Compiler
#8146 Library package cannot be found new normal Compiler
#8147 Exponential behavior in instance resolution on fixpoint-of-sum new normal Compiler
#8149 GHC should warn about redundant import of a type name also if one of its record selectors is imported new normal Compiler
#8150 Foreign export requires redundant type signature new normal Compiler
#8151 ghc-7.4.2 on OpenIndiana (Solaris) createSubprocess fails new normal Compiler
#8168 ghc "Simplifier ticks exhausted" "When trying UnfoldingDone" new high Compiler
#8173 GHC uses nub new leroux low Compiler
#8174 GHC should not load packages for TH if they are not used new normal 7.8.3 Compiler
#8176 Language extensions not registered new thoughtpolice normal 7.8.3 Compiler
#8177 Roles for type families new goldfire normal Compiler
#8178 Need TypeRep for Symbol and numeric type literals; and Typeable instances new diatchki normal Compiler
#8197 telling people how to use GHC 7.6 correctly with Xcode 5/ OS X Mavericks new normal Compiler
#8211 ghc -c recompiles TH every time while --make doesn't new normal Compiler
#8222 CTYPE pragma on newtype is ignored new normal Compiler
#8228 GHC built under Windows does not generate dyn_hi files new thoughtpolice highest 7.8.3 Compiler
#8229 Linking in Windows is slow new normal 7.8.3 Compiler
#8240 Better error messages for type family constraints new normal Compiler
#8244 Removing the Cabal dependency new normal Compiler
#8258 GHC accepts `data Foo where` in H2010 mode new low 7.8.3 Compiler
#8279 bad alignment in code gen yields substantial perf issue new high 7.10.1 Compiler
#8281 The impossible happened: primRepToFFIType new normal Compiler
#8285 unexpected behavior with encodeFloat on large inputs new normal 7.8.3 Compiler
#8318 GHC does not infer type of `tagToEnum#` expression new normal Compiler
#8319 Simplifier ticks exhausted (need -fsimpl-tick-factor=955) new normal Compiler
#8327 Cmm sinking does not eliminate dead code in loops new normal Compiler
#8331 GHC fails to apply {-# SPECIALIZE #-} for dubious reasons new normal Compiler
#8336 Sinking pass could optimize some assignments better new normal Compiler
#8338 Incoherent instances without -XIncoherentInstances new normal Compiler
#8346 Rank 1 type signature still requires RankNTypes new normal Compiler
#8363 Order matters for unused import warnings when reexporting identifiers new normal Compiler
#8376 Static Executable + GHC API (+ Dynamic Linking?) gives Segfault new thoughtpolice highest 7.8.3 Compiler
#8387 View patterns + pattern bindings: finnicky about scoping new normal Compiler
#8388 forall on non-* types new normal Compiler
#8399 Of Bird tacks and non-blank blank lines new low Compiler
#8401 parsec issues new normal Compiler
#8403 Pretty-printing of long types new lowest Compiler
#8404 Default to turning on architecture specific optimizations in the codegen new normal Compiler
#8420 Spurious dynamic library dependencies new normal Compiler
#8437 pprCallishMachOp_for_C: MO_Prefetch_Data 0 not supported new normal Compiler
#8438 Validation failure compiling primitive-memops.c new normal Compiler
#8457 -ffull-laziness does more harm than good new normal 7.10.1 Compiler
#8472 Primitive string literals prevent optimization new normal Compiler
#8484 Compile-time panic new normal Compiler
#8486 cannot derive new-typeable instances for promoted data types taking parameters new normal Compiler
#8487 Debugger confuses variables new normal Compiler
#8488 Annotations should not distinguish type and value new errge normal Compiler
#8490 OS X 10.9 gcc-4.8 unknown symbol `__objc_empty_table` new normal Compiler
#8510 Clear up what extensions are needed at a Template Haskell splice site new normal Compiler
#8511 GHCi Startup Crash with GHC 7.6.3 / HP 2013.2.0.0 64bit on OS X 10.6 new normal Compiler
#8520 ghc.exe: internal error: loadArchive: error whilst reading `C' new low Compiler
#8523 blowup in space/time for type checking and object size for high arity tuples new normal Compiler
#8524 GHC is inconsistent with the Haskell Report on which Unicode characters are allowed in string and character literals new normal Compiler
#8528 Preprocessor issues building GHC HEAD on Mavericks new high Compiler
#8538 confusing specialization CORE warning, also can't mark type class instances INLINEABLE unless class defn is marked INLINEABLE new normal Compiler
#8556 Invalid constructor names are accepted in data declarations new normal Compiler
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