{1} Bugs by priority (1151 matches)

Lists all open bugs in order of priority.

Results (1 - 100 of 1151)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#11744 Latest Xcode update violates POSIX compliance of `nm -P` Build System highest new Mar 23, 2016
#10812 High memory usage after performing GC Compiler 7.10.2 high new Aug 29, 2015
#10818 GHC 7.10.2 takes much longer to compile some packages Compiler 7.10.2 high new Aug 31, 2015
#11106 Turning on optimizer changes behavior in 7.10.3 Compiler 7.10.2 high new Nov 17, 2015
#11188 Confusing "parse error in pattern" for spurious indentation. Compiler (Parser) 7.10.1 high new Dec 9, 2015
#11375 Type aliases twice as slow to compile as closed type families. Compiler (Type checker) 8.1 high new Jan 7, 2016
#11476 gcc leaves undeleted temporary files when invoked with a response file Compiler 7.10.3 high new Jan 21, 2016
#11548 Absolutely misleading error message on kind error Compiler (Type checker) 8.1 high goldfire new Feb 6, 2016
#11564 Possible overzealous unfolding Compiler 8.1 high merge Feb 9, 2016
#11792 Optimised unsafe FFI call can get wrong argument Compiler 7.10.3 high new Apr 5, 2016
#12079 segmentation fault in both ghci and compiled program involves gtk library Compiler 7.10.3 high doofin new May 18, 2016
#12091 'Variable not in scope" when using GHCi with `-fobject-code` GHCi 8.0.1 high new May 20, 2016
#12104 Type families, `TypeError`, and `-fdefer-type-errors` cause "opt_univ fell into a hole" Compiler (Type checker) 8.0.1 high new May 23, 2016
#12136 SIGABRT on right-shift operation against long negative integer Core Libraries 7.10.3 high new May 31, 2016
#12395 Misleading GHCi errors when package is installed GHCi 8.0.1 high new Jul 14, 2016
#12430 TypeFamilyDependencies accepts invalid injectivity annotation Compiler (Type checker) 8.0.1 high new Jul 24, 2016
#781 GHCi on x86_64, cannot link to static data in shared libs Runtime System (Linker) 6.5 normal normal new May 31, 2006
#1216 Missed opportunity for let-no-esape Compiler 6.6 normal normal simonpj new Mar 12, 2007
#1290 ghc runs preprocessor too much Driver 6.7 normal normal new Apr 26, 2007
#1466 Stack check for AP_STACK Compiler 6.6.1 normal normal simonmar new Jun 28, 2007
#1544 Derived Read instances for recursive datatypes with infix constructors are too inefficient Compiler 6.6.1 normal normal new Jul 18, 2007
#1620 ModBreaks.modBreaks_array not initialised GHCi 7.8.2 normal normal new Aug 19, 2007
#2189 hSetBuffering stdin NoBuffering doesn't work on Windows Core Libraries 6.8.2 normal normal new Mar 31, 2008
#2408 threadWaitRead on mingw32 threaded causes internal error Core Libraries 7.6.1 normal normal new Jun 30, 2008
#3055 Int / Word / IntN / WordN are unequally optimized Compiler 6.11 normal normal new Mar 1, 2009
#3231 Permission denied error with runProcess/openFile Core Libraries 6.10.4 normal normal simonmar new May 15, 2009
#3831 SpecConstr should exploit cases where there is exactly one call pattern Compiler 6.13 normal simonpj new Jan 20, 2010
#4150 CPP+QuasiQuotes confuses compilation errors' line numbers Compiler (Parser) 6.12.3 normal new Jun 23, 2010
#4239 -ddump-minimal-imports vs. type operators Compiler 7.10.3 normal new Aug 3, 2010
#4245 ghci panic: thread blocked indefinitely in an MVar operation GHCi 6.12.3 normal tibbe new Aug 7, 2010
#4372 Accept expressions in left-hand side of quasiquotations Template Haskell 6.12.3 normal new Oct 6, 2010
#4451 Re-linking avoidance is too aggressive Compiler 7.1 normal new Oct 29, 2010
#4945 Another SpecConstr infelicity Compiler 7.0.1 normal new Feb 3, 2011
#5320 check_overlap panic (7.1 regression) Compiler (Type checker) 7.1 normal simonpj new Jul 13, 2011
#5355 Link plugins against existing libHSghc Compiler 7.0.3 normal new Jul 29, 2011
#5444 Slow 64-bit primops on 32 bit system Compiler 7.2.1 normal new Aug 31, 2011
#5463 SPECIALISE pragmas generated from Template Haskell are ignored Template Haskell 7.2.1 normal new Sep 5, 2011
#5539 GHC panic - Simplifier ticks exhausted Compiler 7.3 normal simonpj new Oct 8, 2011
#5615 ghc produces poor code for `div` with constant powers of 2. Compiler 7.4.1-rc1 normal daniel.is.fischer new Nov 9, 2011
#5620 Dynamic linking and threading does not work on Windows Compiler (Linking) 7.2.1 normal new Nov 10, 2011
#5641 The -L flag should not exist Profiling 7.2.1 normal new Nov 16, 2011
#5642 Deriving Generic of a big type takes a long time and lots of space Compiler 7.3 normal bgamari merge Nov 17, 2011
#5645 Sharing across functions causing space leak Compiler 7.2.1 normal Alexander.Pakhomov new Nov 17, 2011
#5692 Source code with large floating constants in exponential notation cannot be compiled Compiler 7.2.1 normal pcapriotti new Dec 12, 2011
#5761 Getting stdout and stderr as a single handle from createProcess does not work on Windows Core Libraries normal snoyberg new Jan 10, 2012
#5777 core lint error with arrow notation and GADTs Compiler (Type checker) 7.4.2 normal ross new Jan 15, 2012
#5780 -faggressive-primops change caused a failure in perf/compiler/parsing001 Compiler 7.2.2 normal new Jan 16, 2012
#5786 Dynanmic way fails when GHC built with LLVM backend Compiler (LLVM) 7.4.1-rc1 normal dterei new Jan 17, 2012
#5902 Cannot tell from an exception handler whether the exception was asynchronous Compiler 7.4.1 normal simonmar new Feb 27, 2012
#5928 INLINABLE fails to specialize in presence of simple wrapper Compiler 7.4.1 normal new Mar 11, 2012
#5954 Performance regression 7.0 -> 7.2 (still in 7.4) Compiler 7.4.1 normal simonpj infoneeded Mar 20, 2012
#5987 Too many symbols in ghc package DLL Compiler 7.5 normal Phyx- new Apr 3, 2012
#6040 Adding a type signature changes heap allocation into stack allocation without changing the actual type Compiler 7.4.1 normal simonpj new Apr 24, 2012
#6047 GHC retains unnecessary binding Compiler 7.4.1 normal simonpj new Apr 26, 2012
#6070 Fun with the demand analyser Compiler 7.4.1 normal simonpj new May 2, 2012
#6087 Join points need strictness analysis Compiler 7.4.1 normal new May 10, 2012
#6092 Liberate case not happening Compiler 7.4.1 normal simonpj new May 11, 2012
#6101 Show instance for integer-simple is not lazy enough Core Libraries 7.4.1 normal new May 17, 2012
#6107 GHCi runtime linker cannot link with duplicate common symbols Runtime System (Linker) 7.4.1 normal new May 17, 2012
#6113 Profiling with -p not written if killed with SIGTERM Profiling 7.4.1 normal new May 19, 2012
#7044 reject reading rationals with exponent notation Compiler 7.4.2 normal new Jul 3, 2012
#7045 The `Read` instance of `Rational` does not support decimal notation Core Libraries 7.4.2 normal new Jul 3, 2012
#7063 Register allocators can't handle non-uniform register sets Compiler (NCG) 7.4.2 normal benl new Jul 9, 2012
#7066 isInstance does not work for compound types Template Haskell 7.4.2 normal simonpj new Jul 11, 2012
#7078 Panic using mixing list with parallel arrays incorrectly Compiler 7.4.1 normal chak new Jul 16, 2012
#7109 Inlining depends on datatype size, even with INLINE pragmas Compiler 7.5 normal simonpj new Aug 1, 2012
#7114 Cannot recover (good) inlining behaviour from 7.0.2 in 7.4.1 Compiler 7.4.1 normal new Aug 3, 2012
#7141 Inlining the single method of a class can shadow rules Template Haskell 7.4.2 normal 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 new Aug 18, 2012
#7190 GHC's -fprof-auto does not work with LINE pragmas Test Suite 7.4.2 normal new Aug 26, 2012
#7198 New codegen more than doubles compile time of T3294 Compiler (CodeGen) 7.4.2 normal simonmar new Aug 29, 2012
#7240 Stack trace truncated too much with indirect recursion Profiling 7.4.1 normal new Sep 14, 2012
#7245 INLINEing top-level patterns causes ghc to emit 'arity missing' traces Compiler 7.6.1 normal new Sep 17, 2012
#7246 Callstack depends on way (prof, profasm, profthreaded Profiling 7.6.1 normal new Sep 17, 2012
#7258 Compiling DynFlags is jolly slow Compiler 7.6.1 normal simonpj new Sep 20, 2012
#7259 Eta expansion of products in System FC Compiler 7.6.1 normal simonpj new Sep 21, 2012
#7277 Recompilation check fails for TH unless functions are inlined Template Haskell 7.4.2 normal new Sep 28, 2012
#7296 ghc-7 assumes incoherent instances without requiring language `IncoherentInstances` Compiler (Type checker) 7.6.1 normal simonpj new Oct 4, 2012
#7297 LLVM incorrectly hoisting loads Compiler (LLVM) 7.7 normal dterei new Oct 4, 2012
#7307 Share top-level code for strings Compiler 7.6.1 normal parcs new Oct 8, 2012
#7320 GHC crashes when building on 32-bit Linux in a Linode Runtime System 7.6.1 normal simonmar new Oct 12, 2012
#7353 Make system IO interruptible on Windows Core Libraries 7.6.1 normal refold new Oct 20, 2012
#7373 When building GHC: Failed to load interface for `GHC.Fingerprint' Driver 7.6.1 normal new Oct 28, 2012
#7374 rule not firing Compiler 7.6.1 normal new Oct 28, 2012
#7378 Identical alts/bad divInt# code Compiler 7.6.1 normal new Oct 31, 2012
#7380 Panic: mkNoTick: Breakpoint loading modules with -O2 via API GHC API 7.4.1 normal new Nov 1, 2012
#7388 CAPI doesn't work with ghci GHCi 7.6.1 normal new Nov 2, 2012
#7398 RULES don't apply to a newtype constructor Compiler 7.6.1 normal new Nov 8, 2012
#7428 GHC compile times are seriously non-linear in program size Compiler 7.4.2 normal new Nov 19, 2012
#7430 GHC API reports CPP errors in confusing ways GHC API 7.6.1 normal new Nov 19, 2012
#7443 Generated C code under -prof -fprof-auto -fprof-cafs very slow to compile Profiling 7.4.2 normal infoneeded Nov 23, 2012
#7450 Regression in optimisation time of functions with many patterns (6.12 to 7.4)? Compiler 7.6.1 normal bgamari new Nov 26, 2012
#7461 Error messages about "do" statements contain false information Compiler (Type checker) 7.6.1 normal new Nov 30, 2012
#7503 Bug with PolyKinds, type synonyms & GADTs Compiler (Type checker) 7.6.1 normal simonpj new Dec 16, 2012
#7511 Room for GHC runtime improvement >~5%, inlining related Compiler 7.6.1 normal new Dec 19, 2012
#7535 Using -with-rtsopts=-N should fail unless -threaded is also specified Compiler 7.6.1 normal new Dec 28, 2012
#7539 Hard ghc api crash when calling runStmt on code which has not been compiled Compiler 7.6.1 normal new Dec 29, 2012
#7542 GHC doesn't optimize (strict) composition with id Compiler 7.6.1 normal simonpj new Jan 1, 2013
#7543 Constraint synonym instances Compiler 7.6.1 normal new Jan 2, 2013
#7593 Unable to print exceptions of unicode identifiers Compiler 7.6.1 normal new Jan 16, 2013
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