{1} Bugs by priority (860 matches)

Lists all open bugs in order of priority.

Results (401 - 500 of 860)

1 2 3 4 5 6 7 8 9
Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#9687 Missing Typeable instances for built-in types Compiler 7.8.3 normal new Oct 13, 2014
#8034 Missing ambiguity test for class methods Compiler (Type checker) 7.7 normal 7.12.1 new Jul 3, 2013
#9225 Missing syntax error for package qualified import with version number Compiler (Parser) 7.8.2 normal ezyang new Jun 22, 2014
#5267 Missing type checks for arrow command combinators Compiler (Type checker) 7.0.3 low 7.12.1 ross new Jun 22, 2011
#1620 ModBreaks.modBreaks_array not initialised GHCi 7.8.2 normal normal 7.12.1 new Aug 19, 2007
#9717 More lazy orphan module loading Compiler (Type checker) 7.9 normal 7.12.1 ezyang new Oct 24, 2014
#10075 Muddling Constraint and * means that Core is inconsistent Compiler 7.8.4 normal new Feb 10, 2015
#2374 MutableByteArray# is slower than Addr# Compiler (NCG) 6.8.2 lowest minor 7.12.1 new Jun 18, 2008
#9041 NCG generates slow loop code Compiler (NCG) 7.6.3 normal new Apr 27, 2014
#9388 Narrow the scope of the notorious "state hack" Compiler 7.8.2 normal new Jul 31, 2014
#8971 Native Code Generator for 7.8 is not as optimized as 7.6.3... Compiler (NCG) 7.8.1-rc2 normal 7.12.1 new Apr 8, 2014
#8178 Need TypeRep for Symbol and numeric type literals; and Typeable instances Compiler 7.6.3 normal diatchki new Aug 27, 2013
#9123 Need for higher kinded roles Compiler 7.8.2 normal 7.12.1 goldfire new May 19, 2014
#2289 Needless reboxing of values when returning from a tight loop Compiler 6.8.2 lowest normal 7.12.1 new May 17, 2008
#9238 Negative zero broken Compiler 7.8.2 normal 7.12.1 new Jun 25, 2014
#7930 Nested STM Invariants are lost Runtime System 7.6.3 normal fryguybob new May 24, 2013
#9929 New alias handling not compatible with LLVM 3.4 Compiler (LLVM) 7.10.1-rc1 high 7.10.1 new Dec 26, 2014
#7198 New codegen more than doubles compile time of T3294 Compiler 7.4.2 normal 7.12.1 simonmar new Aug 29, 2012
#3872 New way to make the simplifier diverge Compiler 6.12.1 normal new Feb 10, 2010
#10118 No ambiguity check when `ConstrainedClassMethods` is on Compiler (Type checker) 7.10.1-rc2 normal 7.12.1 patch Feb 26, 2015
#9509 No automatic specialization of inlinable imports in 7.8 Compiler 7.8.3 normal new Aug 23, 2014
#8871 No-op assignment I64[BaseReg + 784] = I64[BaseReg + 784]; is generated into optimized Cmm Compiler (CodeGen) 7.9 normal new Mar 10, 2014
#8970 Non-exhaustive pattern match warning with DataKinds and TypeFamilies Compiler 7.6.3 normal new Apr 7, 2014
#2260 Non-ideal error message for misplaced LANGUAGE pragma Compiler (Parser) 6.8.2 lowest trivial 7.12.1 new May 3, 2008
#4899 Non-standard compile plus Template Haskell produces spurious "unknown symbol" linker error Compiler 7.0.1 low 7.12.1 simonmar new Jan 18, 2011
#8399 Of Bird tacks and non-blank blank lines Compiler 7.6.3 low new Oct 2, 2013
#8198 One-shot mode is buggy w.r.t. hs-boot files Driver 7.7 normal 7.12.1 parcs new Aug 30, 2013
#10005 Operations on string literals won't be inlined Compiler 7.8.4 normal new Jan 19, 2015
#7596 Opportunity to improve CSE Compiler 7.6.1 normal 7.12.1 simonpj new Jan 16, 2013
#1168 Optimisation sometimes decreases sharing in IO code Compiler 6.6 normal normal new Feb 23, 2007
#1498 Optimisation: eliminate unnecessary heap check in recursive function Compiler 6.6.1 low normal 7.12.1 new Jul 6, 2007
#4301 Optimisations give bad core for foldl' (flip seq) () Compiler 6.12.3 low 7.12.1 new Sep 10, 2010
#2132 Optimise nested comparisons Compiler 6.8.2 normal normal new Feb 28, 2008
#2387 Optimizer misses unboxing opportunity Compiler 6.8.2 lowest minor 7.12.1 new Jun 19, 2008
#8629 Option 'split-objs' being ignored when trying to reduce object code size in iOS cross-compilation Compiler 7.6.3 normal new Dec 25, 2013
#8363 Order matters for unused import warnings when reexporting identifiers Compiler 7.7 normal new Sep 26, 2013
#8082 Ordering of assembly blocks affects performance Compiler (NCG) 7.6.3 normal new Jul 22, 2013
#5316 Orphan instances strike again: ghc rejects a program at first but will accept it if you repeat the same compilation command Compiler 7.0.4 low new Jul 11, 2011
#3107 Over-eager GC when blocked on a signal in the non-threaded runtime Runtime System 6.10.1 lowest normal 7.12.1 new Mar 17, 2009
#8710 Overlapping patterns warning misplaced Compiler 7.7 low new Jan 28, 2014
#9951 OverloadedLists breaks exhaustiveness check Compiler 7.8.4 normal new Jan 2, 2015
#9809 Overwhelming the TimerManager Runtime System 7.9 normal simonmar new Nov 18, 2014
#9297 Packages linked against certain Windows .dll files give warnings at runtime Runtime System 7.8.2 normal simonmar new Jul 11, 2014
#10052 Panic (something to do with floatExpr?) Compiler 7.10.1-rc2 high 7.10.1 simonmar new Jan 31, 2015
#9046 Panic in GHCi when using :print GHCi 7.8.2 normal 7.12.1 new Apr 28, 2014
#7078 Panic using mixing list with parallel arrays incorrectly Compiler 7.4.1 normal 7.12.1 chak new Jul 16, 2012
#10058 Panic: Loading temp shared object failed Runtime System 7.10.1-rc2 highest 7.10.1 patch Feb 1, 2015
#9160 Panic: Template variable unbound in rewrite rule Compiler 7.8.2 normal 7.8.3 new Jun 2, 2014
#7380 Panic: mkNoTick: Breakpoint loading modules with -O2 via API GHC API 7.4.1 normal 7.12.1 new Nov 1, 2012
#9219 Parallel build proceeds despite errors Driver 7.8.2 normal new Jun 19, 2014
#6034 Parse error when using ' with promoted kinds Compiler (Parser) 7.5 low new Apr 23, 2012
#8956 Parser error shadowed by "module ‘main:Main’ is defined in multiple files" error Compiler 7.8.1-rc2 normal new Apr 4, 2014
#4043 Parsing of guards, and type signatures Compiler (Parser) 6.12.2 normal new May 4, 2010
#3766 Parsing of lambdas is not consistent with Haskell'98 report. Compiler (Parser) 6.10.4 low 7.12.1 new Dec 16, 2009
#9554 Pathological type family turns type error into runtime loop Compiler 7.8.2 normal new Sep 5, 2014
#10134 Pattern Matching Causes Infinite Type Error Compiler 7.8.4 normal new Mar 3, 2015
#9088 Per-thread Haskell thread list/numbering (remove global lock from thread allocation) Runtime System 7.9 low simonmar new May 7, 2014
#9944 Performance issue re: simple loop Compiler 7.8.3 low new Dec 31, 2014
#9960 Performance problem with TrieMap Compiler 7.8.4 normal new Jan 5, 2015
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) Compiler 7.4.1 normal 7.12.1 simonpj new Mar 20, 2012
#9979 Performance regression GHC 7.8.4 to GHC HEAD Compiler 7.11 normal new Jan 13, 2015
#6166 Performance regression in mwc-random since 7.0.x Compiler 7.4.2 normal 7.12.1 new Jun 15, 2012
#8990 Performance tests behave differently depending on presence of .hi file (even with -fforce-recomp) Test Suite 7.9 normal new Apr 12, 2014
#3231 Permission denied error with runProcess/openFile Core Libraries 6.10.4 normal normal 7.12.1 simonmar new May 15, 2009
#5326 Polymorphic instances aren't automatically specialised Compiler 7.0.3 low 7.12.1 simonpj new Jul 15, 2011
#9730 Polymorphism and type classes Compiler (Type checker) 7.8.3 normal new Oct 27, 2014
#4288 Poor -fspec-constr-count=n warning messages Compiler 6.13 low 7.12.1 new Sep 4, 2010
#9803 Poor error message for unbound variable in pattern synonym Compiler 7.9 normal new Nov 15, 2014
#9981 Potential typechecker regression in GHC 7.10.1RC Compiler (Type checker) 7.10.1-rc1 normal 7.12.1 simonpj new Jan 13, 2015
#9886 PowerPC : Undefined reference to `__sync_fetch_and_xor_8' Compiler (CodeGen) 7.11 normal erikd new Dec 15, 2014
#1727 Precedence and associativity rules ignored when mixing infix type and data constructors in a single expression Compiler (Parser) 6.6.1 lowest minor 7.12.1 new Sep 22, 2007
#9894 Presence of DWARF debug symbols doesn't result in working backtraces in GDB Compiler 7.9 normal scpmw new Dec 17, 2014
#9121 Presence of dyn_o files not checked upon recompilation Build System 7.8.3 high new May 17, 2014
#8403 Pretty-printing of long types Compiler 7.6.3 lowest new Oct 3, 2013
#4101 Primitive constant unfolding Compiler 6.12.2 low 7.12.1 schyler new May 28, 2010
#8472 Primitive string literals prevent optimization Compiler 7.6.3 normal xnyhps new Oct 23, 2013
#9494 Probable data corruption with GHCi 7.8.* and Zlib GHCi 7.8.3 high aseipp infoneeded Aug 21, 2014
#1158 Problem with GADTs and explicit type signatures Compiler 6.6 lowest normal simonpj new Feb 20, 2007
#10133 Problemlösung pur- durch advana tone abnehmen Compiler 7.8.4 lowest new Mar 3, 2015
#9421 Problems and workarounds when installing and using a 32bit GHC on 64bit Linux machine Compiler 7.8.3 normal MikolajKonarski new Aug 7, 2014
#9105 Profiling binary consumes CPU even when idle on Linux. Runtime System 7.8.2 normal simonmar new May 13, 2014
#8811 Profiling output jumbled together Profiling 7.6.3 normal new Feb 20, 2014
#8948 Profiling report resolution too low Profiling 7.6.3 normal new Apr 2, 2014
#5654 Profiling semantics bug Profiling 7.2.1 low 7.12.1 simonmar new Nov 23, 2011
#6113 Profiling with -p not written if killed with SIGTERM Profiling 7.4.1 normal 7.12.1 new May 19, 2012
#9407 Program produces different output when compiled with -O Compiler 7.8.3 normal new Aug 5, 2014
#9607 Programs that require AllowAmbiguousTypes in 7.8 Compiler (Type checker) 7.8.3 normal new Sep 18, 2014
#10077 Providing type checker plugin on command line results in false cyclic import error Compiler (Type checker) 7.11 normal new Feb 10, 2015
#1147 Quadratic behaviour in the compacting GC Runtime System 6.6 normal normal new Feb 14, 2007
#5376 Quotation in System.Process.system for Windows Core Libraries 7.0.4 low 7.12.1 snoyberg new Aug 4, 2011
#8665 RELEASE_LOCK: I do not own this lock Runtime System 7.6.3 normal infoneeded Jan 12, 2014
#9839 RTS options parser silently accepts invalid flags Runtime System 7.8.3 normal simonmar new Nov 27, 2014
#7398 RULES don't apply to a newtype constructor Compiler 7.6.1 normal 7.12.1 new Nov 8, 2012
#9292 Race condition when multiple threads wait for a process Core Libraries 7.8.2 normal ekmett new Jul 10, 2014
#427 Random.StdGen slowness Core Libraries normal normal ekmett new Jul 27, 2005
#8346 Rank 1 type signature still requires RankNTypes Compiler (Type checker) 7.6.3 normal new Sep 23, 2013
#4451 Re-linking avoidance is too aggressive Compiler 7.1 normal 7.12.1 new Oct 29, 2010
#8671 Rebindable syntax creates bogus warning Compiler (Type checker) 7.6.3 normal new Jan 15, 2014
#7828 RebindableSyntax and Arrow Compiler (Type checker) 7.6.2 normal 7.12.1 new Apr 10, 2013
#7277 Recompilation check fails for TH unless functions are inlined Template Haskell 7.4.2 normal 7.12.1 new Sep 28, 2012
1 2 3 4 5 6 7 8 9
Note: See TracReports for help on using and creating reports.