{1} Bugs by priority (1315 matches)

Lists all open bugs in order of priority.

Results (1 - 100 of 1315)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#8316 GHCi debugger segfaults when trying force a certain variable GHCi 7.6.3 high new Sep 17, 2013
#9432 IncoherentInstances are too restricted Compiler (Type checker) 7.8.2 high new Aug 11, 2014
#9533 Signed/unsigned integer difference between compiled and interpreted code Compiler 7.8.3 high new Aug 31, 2014
#9562 Type families + hs-boot files = unsafeCoerce Compiler 7.8.3 high ezyang new Sep 6, 2014
#9693 Reloading GHCi with Template Haskell names can panic GHC Template Haskell 7.8.3 high new Oct 15, 2014
#10245 panic in new integer switch logic with "out-of-range" literals Compiler (CodeGen) 7.11 high new Apr 5, 2015
#10542 Incorrect Unicode input on Windows Console Compiler 7.8.3 high new Jun 18, 2015
#10595 BuiltinRules override other rules in some cases. Compiler 7.11 high new Jul 1, 2015
#5553 sendWakeup error in simple test program with MVars and killThread Runtime System 8.0.1 high 7.4.2 new Oct 12, 2011
#7411 Exceptions are optimized away in certain situations Compiler 7.6.1 high 8.0.3 new Nov 13, 2012
#11606 name shadowing warnings don't trigger on standalone declarations in ghci GHCi 7.10.3 high 8.0.3 rwbarton new Feb 18, 2016
#11959 Importing doubly exported pattern synonym and associated pattern synonym panics Compiler 8.0.1-rc3 high 8.0.3 new Apr 20, 2016
#12150 Compile time performance degradation on code that uses undefined/error with CallStacks Compiler 8.0.1 high 8.0.3 new Jun 3, 2016
#12425 With -O1 and above causes ghc to use all available memory before being killed by OOM killer Compiler 8.0.1 high 8.0.3 merge Jul 22, 2016
#12610 Emit tab warning promptly Compiler (Parser) 8.0.1 high 8.0.3 dalaing new Sep 22, 2016
#4012 Compilation results are not deterministic Compiler 6.12.2 high 8.2.1 niteria new Apr 24, 2010
#9775 "Failed to remove" errors during Windows build from hsc2hs hsc2hs 7.8.3 high 8.2.1 Phyx- upstream Nov 5, 2014
#10830 maximumBy has a space leak Core Libraries 7.10.2 high 8.2.1 patch Sep 2, 2015
#11126 Entered absent arg in a Repa program Compiler 7.10.2 high 8.2.1 new Nov 23, 2015
#11196 TypeInType performance regressions Compiler 7.11 high 8.2.1 new Dec 11, 2015
#11198 TypeInType error message regressions Compiler (Type checker) 7.11 high 8.2.1 goldfire new Dec 11, 2015
#11371 Bogus in-scope set in substitutions Compiler 7.10.3 high 8.2.1 niteria new Jan 7, 2016
#13202 Levity polymorphism panic in GHCi Compiler 8.0.1 high 8.2.1 new Jan 28, 2017
#13313 cabal08 broken Compiler 8.0.1 high 8.2.1 new Feb 21, 2017
#13333 Typeable regression in GHC HEAD Compiler (Type checker) 8.1 high 8.2.1 new Feb 24, 2017
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 high normal 8.4.1 new Feb 28, 2005
#5775 Inconsistency in demand analysis Compiler 7.5 high 8.4.1 new Jan 14, 2012
#8095 TypeFamilies painfully slow Compiler (Type checker) 7.6.3 high 8.4.1 goldfire new Jul 27, 2013
#8228 GHC built under Windows does not generate dyn_hi files Compiler 7.7 high 8.4.1 Phyx- new Sep 5, 2013
#8281 The impossible happened: primRepToFFIType Compiler 7.6.2 high 8.4.1 new Sep 13, 2013
#9198 large performance regression in type checker speed in 7.8 Compiler (Type checker) 7.8.2 high 8.4.1 new Jun 12, 2014
#9370 unfolding info as seen when building a module depends on flags in a previously-compiled module Compiler 7.8.3 high 8.4.1 bgamari new Jul 27, 2014
#9630 compile-time performance regression (probably due to Generics) Compiler 7.9 high 8.4.1 new Sep 24, 2014
#10599 Template Haskell doesn't allow `newName "type"` Template Haskell 7.10.2-rc2 high 8.4.1 goldfire new Jul 3, 2015
#10946 Typed hole inside typed Template Haskell bracket causes panic Template Haskell 7.10.1 high 8.4.1 new Oct 8, 2015
#11066 Inacessible branch should be warning - otherwise breaks type soundness? Compiler 7.10.2 high 8.4.1 new Nov 6, 2015
#11195 New pattern-match check can be non-performant Compiler 7.11 high 8.4.1 new Dec 11, 2015
#11523 Infinite Loop when mixing UndecidableSuperClasses and the class/instance constraint synonym trick. Compiler (Type checker) 8.0.1-rc1 high 8.4.1 simonpj new Feb 1, 2016
#12088 Type/data family instances in kind checking Compiler (Type checker) 8.1 high 8.4.1 new May 19, 2016
#12564 Type family in type pattern kind Compiler (Type checker) 8.0.1 high 8.4.1 goldfire new Sep 2, 2016
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high new Jun 21, 2010
#4505 Segmentation fault on long input (list of pairs) Compiler 7.0.1 high new Nov 17, 2010
#7298 GHCi is setting stdin/stdout to NoBuffering in runghc when DYNAMIC_GHC_PROGRAMS=YES GHCi 7.6.1 high new Oct 5, 2012
#7602 Threaded RTS performing badly on recent OS X (10.8?) Runtime System high thoughtpolice new Jan 17, 2013
#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 infoneeded Jan 7, 2016
#11476 gcc leaves undeleted temporary files when invoked with a response file Compiler 7.10.3 high new Jan 21, 2016
#11819 Full validation issues for 8.0.1 Compiler 8.0.1-rc3 high new Apr 10, 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
#12395 Misleading GHCi errors when package is installed GHCi 8.0.1 high new Jul 14, 2016
#12396 Panic when specializing in another module Compiler 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
#12482 Infinite compilation time when using wrongly ordered constraints Compiler 8.0.1 high infoneeded Aug 11, 2016
#12506 Compile time regression in GHC 8. Compiler 8.0.1 high bgamari new Aug 20, 2016
#12690 Segmentation fault in GHC runtime system under low memory with USE_LARGE_ADDRESS_SPACE Runtime System 8.0.1 high new Oct 11, 2016
#12734 Missed use of solved dictionaries leads to context stack overflow Compiler 8.0.1 high new Oct 18, 2016
#12832 GHC infers too simplified contexts Compiler 8.0.1 high new Nov 12, 2016
#13011 Simplifier ticks exhausted: a 10-line case Compiler 8.0.1 high new Dec 20, 2016
#13150 unknown warning is not reported by GHC Compiler 8.0.1 high new Jan 18, 2017
#13185 haskell-relational-query: ghc: panic! (the 'impossible' happened) Compiler 8.0.2 high new Jan 25, 2017
#13239 Phabricator upgrade broke the ticket custom field Compiler 8.0.1 high new Feb 7, 2017
#12100 GHC 8.0.1 build segmentation fault in haddock Compiler 8.0.1 highest 8.0.3 infoneeded May 22, 2016
#12776 Panic Simplifier ticks exhausted since ghc 8 Compiler 8.0.1 highest 8.0.3 merge Oct 28, 2016
#12944 ghc master (8.1.20161206) panics with assertion failure with devel2 flavor and -O Compiler (CodeGen) 8.1 highest 8.0.3 merge Dec 7, 2016
#13242 Panic "StgCmmEnv: variable not found" with ApplicativeDo and ExistentialQuantification Compiler 8.1 highest 8.0.3 simonmar new Feb 8, 2017
#4820 "Invalid object in isRetainer" when doing retainer profiling in GHC 7 branch Profiling 8.0.1 highest 8.2.1 infoneeded Dec 6, 2010
#12919 Equality not used for substitution Compiler (Type checker) 8.0.1 highest 8.2.1 goldfire new Dec 2, 2016
#13220 Performance regressions in testsuite from join points Compiler 8.1 highest 8.2.1 lukemaurer new Feb 1, 2017
#13233 typePrimRep panic while compiling GHC with profiling Compiler 8.0.1 highest 8.2.1 bgamari new Feb 5, 2017
#13265 perf-llvm build fails with "Too many sections: 123418 (>= 65280)" Compiler (LLVM) 8.1 highest 8.2.1 new Feb 10, 2017
#11715 Constraint vs * Compiler (Type checker) 8.0.1-rc1 highest 8.4.1 goldfire new Mar 16, 2016
#12437 20% regression in max_bytes_used for T1969 Compiler 8.0.1 highest 8.4.1 osa1 new Jul 26, 2016
#8159 Uses of Binary decode should have a proper error message Compiler 7.6.3 low new Aug 23, 2013
#8173 GHC uses nub Compiler 7.6.3 low leroux new Aug 26, 2013
#8195 Different floating point results with -msse2 on 32bit Linux Compiler (NCG) 7.7 low new Aug 29, 2013
#8399 Of Bird tacks and non-blank blank lines Compiler 7.6.3 low new Oct 2, 2013
#8447 A combination of type-level comparison and subtraction does not work for 0 Compiler (Type checker) 7.6.3 low infoneeded Oct 15, 2013
#8520 ghc.exe: internal error: loadArchive: error whilst reading `C' Compiler 7.7 low new Nov 11, 2013
#8524 GHC is inconsistent with the Haskell Report on which Unicode characters are allowed in string and character literals Compiler (Parser) 7.6.3 low new Nov 12, 2013
#8532 Hyperbolic arc cosine fails on (-1) :: Complex r. Core Libraries 7.6.3 low new Nov 14, 2013
#8556 Invalid constructor names are accepted in data declarations Compiler (Parser) 7.6.3 low new Nov 22, 2013
#8730 Invalid Unicode Codepoints in Char Core Libraries 7.6.3 low new Feb 3, 2014
#9088 Per-thread Haskell thread list/numbering (remove global lock from thread allocation) Runtime System 7.9 low simonmar new May 7, 2014
#9232 Stats file has wrong numbers Runtime System 7.8.2 low simonmar new Jun 24, 2014
#9283 bad autoconf variable names Core Libraries 7.9 low new Jul 7, 2014
#9666 runtime crashing with +RTS -w -h Runtime System 7.8.3 low simonmar new Oct 4, 2014
#9811 constant folding with infinities is wrong Compiler 7.8.3 low new Nov 18, 2014
#9885 ghc-pkg parser eats too much memory ghc-pkg 7.8.3 low new Dec 14, 2014
#9916 ghc -e ":foo bar" exit status is inconsistent GHCi 7.8.3 low new Dec 22, 2014
#9940 GHCi crashes when I hold down control-c for a short time, and then hold down any key that would normally result in typing. Compiler 7.6.3 low new Dec 31, 2014
#9944 Performance issue re: simple loop Compiler 7.8.3 low new Dec 31, 2014
#10044 Wrong line number reported with CPP and line beginning with # Compiler 7.10.1-rc2 low new Jan 29, 2015
#10171 runghc has problem when the argument list is too big Compiler 7.11 low new Mar 19, 2015
#10199 Sending SIGINT to a program that uses forkOS may crash with various errors Runtime System 7.10.1 low simonmar new Mar 27, 2015
#10341 hs-boot files can have bogus declarations if they're not exported Compiler (Type checker) 7.11 low new Apr 22, 2015
#10456 Wrong CPP during cross-compilation Build System 7.11 low jakzale new May 27, 2015
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