{1} Bugs by priority (940 matches)

Lists all open bugs in order of priority.

Results (401 - 500 of 940)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#10639 Tight (non-allocating) loop freezes the scheduler Compiler 7.10.1 normal patch Jul 14, 2015
#10643 GHC cannot import submodules when run from subfolder Compiler 7.10.1 normal new Jul 15, 2015
#10647 Notice about lack of SIMD support. Compiler 7.8.4 normal new Jul 17, 2015
#10648 Some 64-vector SIMD primitives are absolutely useless Compiler normal new Jul 17, 2015
#10650 Can't define GHCi :def macro with NoImplicitPrelude on GHCi 7.10.1 normal new Jul 17, 2015
#10651 Type checking issue with existential quantification, rank-n types and constraint kinds Compiler (Type checker) 7.10.1 normal new Jul 17, 2015
#3094 Some GHC.* module should export word size and heap object header size libraries (other) 6.10.1 normal normal 6.12.1 new Mar 13, 2009
#9058 System.IO.openTempFile does not scale Compiler 7.8.2 normal 7.10.1 new Apr 30, 2014
#9646 Simplifer non-determinism leading to 8 fold difference in run time performance Compiler 7.8.3 normal 7.10.1 new Sep 29, 2014
#9878 Static pointers in GHCi cause panic Compiler 7.9 normal 7.10.1 new Dec 11, 2014
#9907 "Unknown PEi386 section name `.text$printf'" error in GHCi on Windows GHCi 7.8.3 normal 7.10.1 new Dec 19, 2014
#6037 Compile-time crash with sources with non-representable unicode characters Compiler 7.4.1 normal 7.10.3 snoyberg merge Apr 24, 2012
#9861 ghc readme provides out of date git clone directions Compiler 7.9 normal 7.10.3 merge Dec 4, 2014
#10053 Regression on MacOS platform, error in ghci calling main after loading compiled code: "Too late for parseStaticFlags..." GHCi 7.10.1-rc2 normal 7.10.3 new Jan 31, 2015
#10301 Plugins/dynamic loading subtly broken (it seems) Compiler 7.8.2 normal 7.10.3 new Apr 14, 2015
#10416 GHC 7.10.1 User Guide profiling section 5.4 missing images Documentation 7.10.1 normal 7.10.3 new May 14, 2015
#10493 Inaccessible code might be accessible with newtypes and Coercible Compiler 7.10.1 normal 7.10.3 goldfire merge Jun 5, 2015
#10495 Poor error message for Coercible constraint unsatisfiability Compiler 7.10.1 normal 7.10.3 goldfire merge Jun 5, 2015
#10498 "if ... then \case -> else ..." causes a "missing else clause" error Compiler (Parser) 7.10.1 normal 7.10.3 new Jun 7, 2015
#10506 SourceNotes are not applied to all identifiers Compiler 7.10.1 normal 7.10.3 new Jun 10, 2015
#10520 RecordWildCards causes “is not a (visible) field of constructor” in ghci GHCi 7.10.1 normal 7.10.3 merge Jun 14, 2015
#10568 Regression from 7.8.4, loading GLUT into GHCI fails on the Mac Compiler 7.10.2-rc1 normal 7.10.3 darchon merge Jun 24, 2015
#10590 RTS failing with removeThreadFromDeQueue: not found message Compiler 7.10.1 normal 7.10.3 slyfox merge Jun 30, 2015
#10594 the ghc-7.10.1-x86_64-apple-darwin.tar.bz2 doesn't install /sw/lib/ghc-7.10.1/ghcpr_8TmvWUcS1U1IKHT0levwg3/GHC Compiler 7.10.1 normal 7.10.3 new Jul 1, 2015
#10596 Template Haskell : getQ and putQ doesn't work Template Haskell 7.10.1 normal 7.10.3 merge Jul 2, 2015
#10660 .dyn_o isn't generated for .hsig files with -dynamic-too Compiler 7.10.1 normal 7.10.3 spinda merge Jul 19, 2015
#10665 INLINE breaks rewrite rules when '-g' is used Compiler (CodeGen) 7.10.2-rc2 normal 7.10.3 merge Jul 21, 2015
#10668 Missing brackets in import hint with TypeOperators Compiler 7.10.1 normal 7.10.3 thomasw merge Jul 22, 2015
#10713 Type family not reducing over data family Compiler (Type checker) 7.8.4 normal 7.10.3 goldfire merge Jul 30, 2015
#10745 Error in fusion when compiling Data.Yaml Compiler 7.10.2 normal 7.10.3 merge Aug 6, 2015
#10769 Yet another crash from typed holes Compiler 7.10.2 normal 7.10.3 new Aug 12, 2015
#229 Integer overflow in array allocation Core Libraries 7.9 normal normal 7.12.1 rwbarton new Jun 16, 2004
#1216 Missed opportunity for let-no-esape Compiler 6.6 normal normal 7.12.1 simonpj new Mar 12, 2007
#1290 ghc runs preprocessor too much Driver 6.7 normal normal 7.12.1 new Apr 26, 2007
#1466 Stack check for AP_STACK Compiler 6.6.1 normal normal 7.12.1 simonmar new Jun 28, 2007
#1544 Derived Read instances for recursive datatypes with infix constructors are too inefficient Compiler 6.6.1 normal normal 7.12.1 new Jul 18, 2007
#1620 ModBreaks.modBreaks_array not initialised GHCi 7.8.2 normal normal 7.12.1 new Aug 19, 2007
#1851 "make install-strip" should work Build System 7.10.1-rc1 normal normal 7.12.1 thomie new Nov 8, 2007
#2189 hSetBuffering stdin NoBuffering doesn't work on Windows Core Libraries 6.8.2 normal normal 7.12.1 new Mar 31, 2008
#2408 threadWaitRead on mingw32 threaded causes internal error Core Libraries 7.6.1 normal normal 7.12.1 new Jun 30, 2008
#2496 Invalid Eq/Ord instances in Data.Version Core Libraries 6.8.3 normal normal 7.12.1 new Aug 7, 2008
#3055 Int / Word / IntN / WordN are unequally optimized Compiler 6.11 normal normal 7.12.1 new Mar 1, 2009
#3231 Permission denied error with runProcess/openFile Core Libraries 6.10.4 normal normal 7.12.1 simonmar new May 15, 2009
#3242 ghci: can't load .so/.DLL for: m (addDLL: could not load DLL) GHCi 7.4.1 normal normal 7.12.1 new May 19, 2009
#3831 SpecConstr should exploit cases where there is exactly one call pattern Compiler 6.13 normal 7.12.1 simonpj new Jan 20, 2010
#4150 CPP+QuasiQuotes confuses compilation errors' line numbers Compiler (Parser) 6.12.3 normal 7.12.1 new Jun 23, 2010
#4245 ghci panic: thread blocked indefinitely in an MVar operation GHCi 6.12.3 normal 7.12.1 tibbe new Aug 7, 2010
#4372 Accept expressions in left-hand side of quasiquotations Template Haskell 6.12.3 normal 7.12.1 new Oct 6, 2010
#4451 Re-linking avoidance is too aggressive Compiler 7.1 normal 7.12.1 new Oct 29, 2010
#5289 Can't use ghci with a library linked against libstdc++ GHCi 7.0.3 normal 7.12.1 new Jun 29, 2011
#5320 check_overlap panic (7.1 regression) Compiler (Type checker) 7.1 normal 7.12.1 simonpj new Jul 13, 2011
#5369 Reinstate VECTORISE pragmas with expressions as right-hand sides Data Parallel Haskell 7.0.4 normal 7.12.1 chak new Aug 2, 2011
#5444 Slow 64-bit primops on 32 bit system Compiler 7.2.1 normal 7.12.1 new Aug 31, 2011
#5470 The DPH library needs to support PData and PRepr instances for more than 15-tuples Data Parallel Haskell 7.3 normal 7.12.1 chak new Sep 8, 2011
#5522 mc03 -O -fliberate-case -fspec-constr runs out of memory Compiler 7.3 normal 7.12.1 simonpj new Sep 29, 2011
#5539 GHC panic - Simplifier ticks exhausted Compiler 7.3 normal 7.12.1 simonpj new Oct 8, 2011
#5615 ghc produces poor code for `div` with constant powers of 2. Compiler 7.4.1-rc1 normal 7.12.1 daniel.is.fischer new Nov 9, 2011
#5620 Dynamic linking and threading does not work on Windows Runtime System 7.2.1 normal 7.12.1 new Nov 10, 2011
#5641 The -L flag should not exist Profiling 7.2.1 normal 7.12.1 new Nov 16, 2011
#5642 Deriving Generic of a big type takes a long time and lots of space Compiler 7.3 normal 7.12.1 dimitris new Nov 17, 2011
#5645 Sharing across functions causing space leak Compiler 7.2.1 normal 7.12.1 Alexander.Pakhomov new Nov 17, 2011
#5646 Initialise tuples using pragmas Data Parallel Haskell 7.3 normal 7.12.1 chak new Nov 18, 2011
#5692 Source code with large floating constants in exponential notation cannot be compiled Compiler 7.2.1 normal 7.12.1 pcapriotti new Dec 12, 2011
#5702 Can't vectorise pattern matching on numeric literals Data Parallel Haskell 7.3 normal 7.12.1 chak new Dec 15, 2011
#5761 Getting stdout and stderr as a single handle from createProcess does not work on Windows Core Libraries normal 7.12.1 snoyberg new Jan 10, 2012
#5775 Inconsistency in demand analysis Compiler 7.5 normal 7.12.1 new Jan 14, 2012
#5777 core lint error with arrow notation and GADTs Compiler (Type checker) 7.4.2 normal 7.12.1 ross new Jan 15, 2012
#5780 -faggressive-primops change caused a failure in perf/compiler/parsing001 Compiler 7.2.2 normal 7.12.1 infoneeded Jan 16, 2012
#5786 Dynanmic way fails when GHC built with LLVM backend Compiler (LLVM) 7.4.1-rc1 normal 7.12.1 dterei new Jan 17, 2012
#5807 DPH library functions don't work without -fvectorise. Data Parallel Haskell 7.2.2 normal 7.12.1 benl new Jan 23, 2012
#5840 Extend the supported environment sizes of vectorised closures Data Parallel Haskell 7.4.1 normal 7.12.1 chak infoneeded Feb 2, 2012
#5902 Cannot tell from an exception handler whether the exception was asynchronous Compiler 7.4.1 normal 7.12.1 simonmar new Feb 27, 2012
#5916 runST isn't free Compiler 7.4.1 normal 7.12.1 new Mar 5, 2012
#5928 INLINABLE fails to specialize in presence of simple wrapper Compiler 7.4.1 normal 7.12.1 new Mar 11, 2012
#5945 Lambda lifting Compiler 7.4.1 normal 7.12.1 simonpj new Mar 16, 2012
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) Compiler 7.4.1 normal 7.12.1 simonpj infoneeded Mar 20, 2012
#5966 getAppUserDataDirectory does not respect XDG specification Core Libraries 7.4.1 normal 7.12.1 ekmett upstream Mar 25, 2012
#6004 dph-lifted-vseg package doesn't provide Data.Array.Parallel.Prelude.Float module Data Parallel Haskell 7.4.1 normal 7.12.1 benl new Apr 13, 2012
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type Compiler 7.4.1 normal 7.12.1 simonpj new Apr 24, 2012
#6047 GHC retains unnecessary binding Compiler 7.4.1 normal 7.12.1 simonpj new Apr 26, 2012
#6087 Join points need strictness analysis Compiler 7.4.1 normal 7.12.1 new May 10, 2012
#6092 Liberate case not happening Compiler 7.4.1 normal 7.12.1 simonpj new May 11, 2012
#6101 Show instance for integer-simple is not lazy enough Core Libraries 7.4.1 normal 7.12.1 ekmett new May 17, 2012
#6107 GHCi runtime linker cannot link with duplicate common symbols Compiler 7.4.1 normal 7.12.1 new May 17, 2012
#6113 Profiling with -p not written if killed with SIGTERM Profiling 7.4.1 normal 7.12.1 new May 19, 2012
#6132 Can't use both shebang line and #ifdef declarations in the same file. Compiler 7.0.4 normal 7.12.1 new May 29, 2012
#6166 Performance regression in mwc-random since 7.0.x Compiler 7.4.2 normal 7.12.1 new Jun 15, 2012
#7044 reject reading rationals with exponent notation Compiler 7.4.2 normal 7.12.1 new Jul 3, 2012
#7045 The `Read` instance of `Rational` does not support decimal notation Core Libraries 7.4.2 normal 7.12.1 ekmett new Jul 3, 2012
#7057 Simplifier infinite loop regression Compiler 7.4.2 normal 7.12.1 simonpj new Jul 7, 2012
#7063 Register allocators can't handle non-uniform register sets Compiler (NCG) 7.4.2 normal 7.12.1 benl new Jul 9, 2012
#7066 isInstance does not work for compound types Template Haskell 7.4.2 normal 7.12.1 simonpj new Jul 11, 2012
#7078 Panic using mixing list with parallel arrays incorrectly Compiler 7.4.1 normal 7.12.1 chak new Jul 16, 2012
#7109 Inlining depends on datatype size, even with INLINE pragmas Compiler 7.5 normal 7.12.1 simonpj infoneeded Aug 1, 2012
#7114 Cannot recover (good) inlining behaviour from 7.0.2 in 7.4.1 Compiler 7.4.1 normal 7.12.1 new Aug 3, 2012
#7133 GHCi: strange behaviour after CTRL-C, followed by 'hPutChar: resource vanished (Broken Pipe)' when quitting GHCi 7.4.1 normal 7.12.1 tibbe infoneeded Aug 10, 2012
#7141 Inlining the single method of a class can shadow rules Template Haskell 7.4.2 normal 7.12.1 simonpj new Aug 13, 2012
#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
#7190 GHC's -fprof-auto does not work with LINE pragmas Profiling 7.4.2 normal 7.12.1 new Aug 26, 2012
#7198 New codegen more than doubles compile time of T3294 Compiler (CodeGen) 7.4.2 normal 7.12.1 simonmar new Aug 29, 2012
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