{1} Bugs by priority (892 matches)

Lists all open bugs in order of priority.

Results (401 - 500 of 892)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#7849 Error on pattern matching of an existential whose context includes a type function Compiler (Type checker) 7.4.2 normal 7.12.1 new Apr 20, 2013
#7026 Impredicative implicit parameters Compiler (Type checker) 7.4.2 normal new Jun 23, 2012
#7080 Make RULES and SPECIALISE more consistent Compiler 7.4.2 normal new Jul 16, 2012
#7206 Implement cheap build Compiler 7.4.2 normal simonpj new Aug 31, 2012
#7789 GHCI core dumps when used with VTY GHCi 7.4.2-rc1 normal 7.12.1 new Mar 23, 2013
#5987 Too many symbols in ghc package DLL Compiler 7.5 high 7.12.1 thoughtpolice new Apr 3, 2012
#5775 Inconsistency in demand analysis Compiler 7.5 normal 7.12.1 new Jan 14, 2012
#7109 Inlining depends on datatype size, even with INLINE pragmas Compiler 7.5 normal 7.12.1 simonpj infoneeded Aug 1, 2012
#5959 Top level splice in Template Haskell has over-ambitious lexical scope? Compiler 7.5 low 7.12.1 new Mar 22, 2012
#6034 Parse error when using ' with promoted kinds Compiler (Parser) 7.5 low new Apr 23, 2012
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high 7.12.1 new Jun 21, 2010
#7273 Binary size increase in nofib/grep between 7.6.1 and HEAD Compiler 7.6.1 high 7.12.1 new Sep 28, 2012
#7325 threadDelay mistreats minBound and maxBound in some configurations Runtime System 7.6.1 high 7.12.1 new Oct 13, 2012
#7411 Exceptions are optimized away in certain situations Compiler 7.6.1 high 7.12.1 new Nov 13, 2012
#7521 Simplifier ticks exhausted when compiling Accelerate example. Compiler 7.6.1 high 7.12.1 new Dec 21, 2012
#7567 invalidateModSummaryCache throws exception if ms_hs_date is 0 Compiler 7.6.1 high 7.12.1 thoughtpolice infoneeded Jan 10, 2013
#7336 Defined but not used is not detected for data types with instances Compiler 7.6.1 normal new Oct 16, 2012
#2408 threadWaitRead on mingw32 threaded causes internal error Core Libraries 7.6.1 normal normal 7.12.1 new Jun 30, 2008
#7245 INLINEing top-level patterns causes ghc to emit 'arity missing' traces Compiler 7.6.1 normal 7.12.1 new Sep 17, 2012
#7246 Callstack depends on way (prof, profasm, profthreaded Profiling 7.6.1 normal 7.12.1 new Sep 17, 2012
#7258 Compiling DynFlags is jolly slow Compiler 7.6.1 normal 7.12.1 simonpj new Sep 20, 2012
#7259 Eta expansion of products in System FC Compiler 7.6.1 normal 7.12.1 simonpj new Sep 21, 2012
#7296 ghc-7 assumes incoherent instances without requiring language `IncoherentInstances` Compiler (Type checker) 7.6.1 normal 7.12.1 simonpj new Oct 4, 2012
#7305 T5975a is broken on Windows Test Suite 7.6.1 normal 7.12.1 new Oct 8, 2012
#7307 Share top-level code for strings Compiler 7.6.1 normal 7.12.1 parcs new Oct 8, 2012
#7320 GHC crashes when building on 32-bit Linux in a Linode Runtime System 7.6.1 normal 7.12.1 simonmar new Oct 12, 2012
#7353 Make system IO interruptible on Windows Core Libraries 7.6.1 normal 7.12.1 ekmett new Oct 20, 2012
#7367 float-out causes extra allocation Compiler 7.6.1 normal 7.12.1 new Oct 25, 2012
#7373 When building GHC: Failed to load interface for `GHC.Fingerprint' Driver 7.6.1 normal 7.12.1 new Oct 28, 2012
#7374 rule not firing Compiler 7.6.1 normal 7.12.1 new Oct 28, 2012
#7378 Identical alts/bad divInt# code Compiler 7.6.1 normal 7.12.1 new Oct 31, 2012
#7388 CAPI doesn't work with ghci GHCi 7.6.1 normal 7.12.1 new Nov 2, 2012
#7398 RULES don't apply to a newtype constructor Compiler 7.6.1 normal 7.12.1 new Nov 8, 2012
#7430 GHC API reports CPP errors in confusing ways GHC API 7.6.1 normal 7.12.1 new Nov 19, 2012
#7437 peculiar behaviour with default instances and type variables Compiler (Type checker) 7.6.1 normal 7.12.1 simonpj infoneeded Nov 22, 2012
#7450 Regression in optimisation time of functions with many patterns (6.12 to 7.4)? Compiler 7.6.1 normal 7.12.1 new Nov 26, 2012
#7461 Error messages about "do" statements contain false information Compiler (Type checker) 7.6.1 normal 7.12.1 new Nov 30, 2012
#7503 Bug with PolyKinds, type synonyms & GADTs Compiler (Type checker) 7.6.1 normal 7.12.1 simonpj new Dec 16, 2012
#7511 Room for GHC runtime improvement >~5%, inlining related Compiler 7.6.1 normal 7.12.1 new Dec 19, 2012
#7535 Using -with-rtsopts=-N should fail unless -threaded is also specified Compiler 7.6.1 normal 7.12.1 new Dec 28, 2012
#7539 Hard ghc api crash when calling runStmt on code which has not been compiled Compiler 7.6.1 normal 7.12.1 new Dec 29, 2012
#7542 GHC doesn't optimize (strict) composition with id Compiler 7.6.1 normal 7.12.1 simonpj new Jan 1, 2013
#7543 Constraint synonym instances Compiler 7.6.1 normal 7.12.1 new Jan 2, 2013
#7593 Unable to print exceptions of unicode identifiers Compiler 7.6.1 normal 7.12.1 new Jan 16, 2013
#7596 Opportunity to improve CSE Compiler 7.6.1 normal 7.12.1 simonpj new Jan 16, 2013
#7610 Cross compilation support for LLVM backend Compiler (LLVM) 7.6.1 normal 7.12.1 new Jan 20, 2013
#7624 Handling ImplicitParams in Instance Declaration Documentation 7.6.1 normal 7.12.1 new Jan 25, 2013
#7644 Hackage docs for base library contain broken links Documentation 7.6.1 normal 7.12.1 hvr new Jan 31, 2013
#7309 The Ix instance for (,) leaks space in range Core Libraries 7.6.1 normal ekmett new Oct 8, 2012
#7634 MD5 collision could lead to SafeHaskell violation Core Libraries 7.6.1 normal ekmett new Jan 28, 2013
#7161 hSetNewlineMode and hSetEncoding can be performed on closed and semi-closed handles Core Libraries 7.6.1-rc1 normal 7.12.1 ekmett infoneeded Aug 18, 2012
#7679 Regression in -fregs-graph performance Compiler (NCG) 7.6.2 high 7.12.1 new Feb 11, 2013
#7611 Rewrite rules application prevented by type variable application (map id vs. map (\x -> x)) Compiler 7.6.2 normal 7.12.1 new Jan 21, 2013
#7650 can't use combining characters in identifiers Compiler 7.6.2 normal 7.12.1 new Feb 1, 2013
#7666 excessive space and time usage for rendering (somewhat) deeply nested Docs Core Libraries 7.6.2 normal 7.12.1 dterei new Feb 6, 2013
#7668 Location in -fdefer-type-errors Compiler (Type checker) 7.6.2 normal 7.12.1 new Feb 6, 2013
#7803 Superclass methods are left unspecialized Compiler 7.6.2 normal 7.12.1 new Apr 2, 2013
#7828 RebindableSyntax and Arrow Compiler (Type checker) 7.6.2 normal 7.12.1 new Apr 10, 2013
#8014 Assertion failure when using multithreading in debug mode. Runtime System 7.6.2 normal 7.12.1 infoneeded Jun 26, 2013
#8281 The impossible happened: primRepToFFIType Compiler 7.6.2 normal 7.12.1 new Sep 13, 2013
#8168 ghc "Simplifier ticks exhausted" "When trying UnfoldingDone" Compiler 7.6.3 high new Aug 24, 2013
#7919 Heap corruption (segfault) from large 'let' expression Runtime System 7.6.3 high 7.12.1 infoneeded May 17, 2013
#8095 TypeFamilies painfully slow Compiler (Type checker) 7.6.3 high 7.12.1 new Jul 27, 2013
#7985 Allow openFile on unknown file type Core Libraries 7.6.3 normal infoneeded Jun 15, 2013
#7997 waitForProcess and getProcessExitCode are unsafe against asynchronous exceptions Core Libraries 7.6.3 normal snoyberg new Jun 19, 2013
#8023 dph-examples binaries don't use all CPUs Data Parallel Haskell 7.6.3 normal new Jun 29, 2013
#8025 "During interactive linking, GHCi couldn't find the following symbol" typechecker error with TemplateHaskell involved Compiler (Type checker) 7.6.3 normal infoneeded Jun 30, 2013
#8040 installed include/HsVersions.h wants to #include "../includes/ghcautoconf.h" Build System 7.6.3 normal new Jul 6, 2013
#7960 Compiling profiling CCS registration .c file takes far too long Compiler 7.6.3 normal new Jun 4, 2013
#8042 `:load *` and `:add *` misbehave in presence of `-fobject-code` GHCi 7.6.3 normal new Jul 7, 2013
#8060 Undefined symbols when using Template Haskell linked from another object with unexposed modules Compiler 7.6.3 normal new Jul 15, 2013
#8082 Ordering of assembly blocks affects performance Compiler (NCG) 7.6.3 normal new Jul 22, 2013
#8114 STG lint panic Compiler 7.6.3 normal new Aug 4, 2013
#8123 GHCi warns about -eventlog even though it's sometimes necessary GHCi 7.6.3 normal infoneeded Aug 12, 2013
#8147 Exponential behavior in instance resolution on fixpoint-of-sum Compiler 7.6.3 normal new Aug 21, 2013
#8178 Need TypeRep for Symbol and numeric type literals; and Typeable instances Compiler 7.6.3 normal diatchki new Aug 27, 2013
#8211 ghc -c recompiles TH every time while --make doesn't Compiler 7.6.3 normal new Sep 2, 2013
#8213 Bad error message when using lazy IO to read from closed handle Core Libraries 7.6.3 normal infoneeded Sep 2, 2013
#8222 CTYPE pragma on newtype is ignored Compiler 7.6.3 normal infoneeded Sep 4, 2013
#8244 Removing the Cabal dependency Compiler 7.6.3 normal duncan new Sep 6, 2013
#8253 example "Core syntax" is ancient Documentation 7.6.3 normal new Sep 8, 2013
#8265 getTokenStream fails for source using cpp GHC API 7.6.3 normal new Sep 10, 2013
#8316 GHCi debugger segfaults when trying force a certain variable GHCi 7.6.3 normal new Sep 17, 2013
#8319 Simplifier ticks exhausted (need -fsimpl-tick-factor=955) Compiler 7.6.3 normal new Sep 17, 2013
#8338 Incoherent instances without -XIncoherentInstances Compiler 7.6.3 normal new Sep 20, 2013
#8346 Rank 1 type signature still requires RankNTypes Compiler (Type checker) 7.6.3 normal new Sep 23, 2013
#8387 View patterns + pattern bindings: finnicky about scoping Compiler 7.6.3 normal new Sep 30, 2013
#8388 forall on non-* types Compiler (Type checker) 7.6.3 normal new Sep 30, 2013
#8420 Spurious dynamic library dependencies Driver 7.6.3 normal new Oct 8, 2013
#8424 quasi-quotes have carriage returns on Windows Template Haskell 7.6.3 normal new Oct 9, 2013
#8472 Primitive string literals prevent optimization Compiler 7.6.3 normal xnyhps new Oct 23, 2013
#8488 Annotations should not distinguish type and value Compiler 7.6.3 normal errge new Oct 30, 2013
#8510 Clear up what extensions are needed at a Template Haskell splice site Compiler 7.6.3 normal new Nov 8, 2013
#8523 blowup in space/time for type checking and object size for high arity tuples Compiler 7.6.3 normal new Nov 12, 2013
#8538 confusing specialization CORE warning, also can't mark type class instances INLINEABLE unless class defn is marked INLINEABLE Compiler 7.6.3 normal new Nov 17, 2013
#8573 "evacuate: strange closure type 0" when creating large array Runtime System 7.6.3 normal rwbarton new Nov 29, 2013
#8586 internal error: evacuate(static): strange closure type 5189 Compiler 7.6.3 normal new Dec 1, 2013
#8589 Bad choice of loop breaker with INLINABLE/INLINE Compiler 7.6.3 normal new Dec 2, 2013
#8591 Concurrent executions of ghc-pkg can cause inconstant package.cache files Package system 7.6.3 normal pgj new Dec 3, 2013
#8604 Some stack/vmem limits (ulimit) combinations causing GHC to fail Documentation 7.6.3 normal new Dec 9, 2013
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