{1} Bugs by priority (1168 matches)

Lists all open bugs in order of priority.

Results (1 - 100 of 1168)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#10958 "Annotating pure code for parallelism" docs based on old par/pseq primitives Documentation 7.10.2 lowest new Oct 11, 2015
#8025 "During interactive linking, GHCi couldn't find the following symbol" typechecker error with TemplateHaskell involved Compiler (Type checker) 7.6.3 normal new Jun 30, 2013
#9775 "Failed to remove" errors during Windows build from hsc2hs hsc2hs 7.8.3 low new Nov 5, 2014
#10799 "I found a duplicate definition for symbol: __x86.get_pc_thunk.bx" in package network Compiler (Linking) 7.10.2 normal new Aug 27, 2015
#4820 "Invalid object in isRetainer" when doing retainer profiling in GHC 7 branch Profiling 8.0.1 highest 8.0.2 new Dec 6, 2010
#7836 "Invalid object in processHeapClosureForDead" when profiling with -hb Profiling 7.4.2 normal infoneeded Apr 14, 2013
#11424 "Occurs check" not considered when reducing closed type families Compiler (Type checker) 8.1 normal new Jan 14, 2016
#11263 "Simplifier ticks exhausted" that resolves with fsimpl-tick-factor=200 Compiler 7.10.3 normal new Dec 19, 2015
#8573 "evacuate: strange closure type 0" when creating large array Runtime System 7.6.3 normal rwbarton new Nov 29, 2013
#10937 "ghc -no-link --make A.hs -o foo" does something silly Compiler 7.10.2 lowest new Oct 7, 2015
#10367 "ghc: panic! (the 'impossible' happened)" Code Coverage 7.10.1 normal new Apr 30, 2015
#10857 "ghci -XMonomorphismRestriction" doesn't turn on the monomorphism restriction GHCi 7.10.1 normal new Sep 8, 2015
#1851 "make install-strip" should work Build System 8.0.1 normal normal 8.0.2 new Nov 8, 2007
#9210 "overlapping instances" through FunctionalDependencies Compiler (Type checker) 7.8.2 normal new Jun 16, 2014
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 high normal 8.2.1 new Feb 28, 2005
#12091 'Variable not in scope" when using GHCi with `-fobject-code` GHCi 8.0.1 high new May 20, 2016
#12234 'deriving Eq' on recursive datatype makes ghc eat a lot of CPU and RAM Compiler 8.0.1 normal new Jun 26, 2016
#7966 'make distclean' does not work in nofib NoFib benchmark suite 7.7 normal new Jun 6, 2013
#4413 (^^) is not correct for Double and Float Core Libraries 7.1 low tcsavage new Oct 18, 2010
#9221 (super!) linear slowdown of parallel builds on 40 core machine Compiler 7.8.2 normal 8.2.1 new Jun 20, 2014
#11400 * is not an indexed type family Compiler (Type checker) 8.1 normal new Jan 10, 2016
#917 -O introduces space leak Compiler 6.5 lowest normal new Sep 28, 2006
#11095 -O0 -g slows GHC down on list literals (compared to -O0 without -g) Compiler 7.10.2 normal new Nov 15, 2015
#12142 -Wredundant-constraints warns about constraints introduced via type synonyms. Compiler 8.0.1 normal new Jun 1, 2016
#4239 -ddump-minimal-imports vs. type operators Compiler 7.10.3 normal new Aug 3, 2010
#10560 -f and -O options interact in non-obvious, order dependent ways Compiler 7.10.1 normal new Jun 22, 2015
#5780 -faggressive-primops change caused a failure in perf/compiler/parsing001 Compiler 7.2.2 normal new Jan 16, 2012
#8457 -ffull-laziness does more harm than good Compiler 7.7 normal new Oct 18, 2013
#2224 -fhpc inteferes/prevents rewrite rules from firing Code Coverage 6.8.2 lowest normal andy@… new Apr 17, 2008
#1526 -fobject-code doesn't apply to expressions typed at the prompt Compiler 6.7 normal normal new Jul 12, 2007
#8657 -fregs-graph still has a limit on spill slots Compiler (NCG) 7.7 normal archblob new Jan 8, 2014
#10707 -fth-dec-file outputs invalid case clauses Template Haskell 7.10.1 normal bollmann new Jul 29, 2015
#10701 -fth-dec-file uses qualified names from hidden modules Template Haskell 7.10.1 normal new Jul 28, 2015
#10702 -fth-dec-file uses qualified names in binding positions Template Haskell 7.10.1 normal new Jul 28, 2015
#10600 -fwarn-incomplete-patterns doesn't work with -fno-code Compiler 7.10.1 normal 8.2.1 ezyang patch Jul 3, 2015
#10987 -i option requires named module Compiler 7.10.2 normal osa1 new Oct 19, 2015
#2710 -main-is flag in {-# OPTIONS #-} pragma not fully supported Compiler 6.8.3 lowest normal infoneeded Oct 19, 2008
#12485 -package-db flags now need to be sorted by dependency order Package system 8.0.1 normal new Aug 12, 2016
#10779 .so files in 64-bit Debian builds are 4% larger than they have to be Compiler (Linking) 7.10.2 low new Aug 19, 2015
#12437 20% regression in max_bytes_used for T1969 Compiler 8.0.1 highest 8.2.1 osa1 new Jul 26, 2016
#8974 64 bit windows executable built with ghc-7.9.20140405+LLVM segfaults Compiler (LLVM) 7.9 high 8.0.1 new Apr 8, 2014
#7655 7.6.2 Segmentation Fault/Bus Error in large exponentation GHCi 7.8.1-rc1 normal infoneeded Feb 3, 2013
#8814 7.8 optimizes attoparsec improperly Compiler 7.8.1-rc1 normal new Feb 21, 2014
#11444 8.0 rc1 panics in applyTypeToArgs Compiler 8.0.1-rc1 normal new Jan 17, 2016
#11069 :cd in GHCi unloads modules GHCi 7.10.2 low new Nov 8, 2015
#10059 :i doesn't work for ~ GHCi 7.11 normal new Feb 1, 2015
#12089 :kind command allows unsaturated type family, Compiler 8.0.1 normal new May 20, 2016
#8925 :print and :sprint sometimes fully evaluates strings GHCi 7.8.1 normal new Mar 23, 2014
#1400 :set +r doesn't work for interpreted modules GHCi 6.7 normal normal simonmar new May 31, 2007
#3397 :step hangs when -fbreak-on-exception is set GHCi 7.10.1-rc2 normal normal 7.2.1 new Jul 26, 2009
#8118 <stdout>: commitAndReleaseBuffer: invalid argument (invalid character) Compiler 7.8.3 normal new Aug 8, 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
#1687 A faster (^)-function. Prelude 6.6.1 normal normal new Sep 12, 2007
#11180 A program writing to a read-only stdout should not succeed Compiler 7.10.2 normal new Dec 8, 2015
#10332 AArch64 : divbyzero test fails Compiler 7.11 normal 8.2.1 new Apr 21, 2015
#10174 AArch64 : ghc-stage2 segfaults compiling libraries/parallel Compiler 7.11 normal 8.2.1 erikd new Mar 20, 2015
#12417 API annotations for unboxed sums needs reworking Compiler (Parser) 8.1 normal 8.2.1 alanz new Jul 21, 2016
#11548 Absolutely misleading error message on kind error Compiler (Type checker) 8.1 high goldfire new Feb 6, 2016
#4372 Accept expressions in left-hand side of quasiquotations Template Haskell 6.12.3 normal new Oct 6, 2010
#11547 Accessing shadowed definitions in GHCi GHCi 8.0.1-rc1 normal mniip new Feb 6, 2016
#11549 Add -fshow-runtime-rep Compiler 8.0.1-rc2 normal 8.0.2 new Feb 6, 2016
#3353 Add CLDouble support Compiler 6.12.1 normal normal new Jul 5, 2009
#12170 Add flag to control whether out of scope variables should be deferred with -fdefer-typed-holes Compiler 8.0.1 normal ak3n new Jun 8, 2016
#9573 Add warning for invalid digits in integer literals Compiler (Parser) 7.9 normal vlopez new Sep 10, 2014
#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
#10470 Allocating StablePtrs leads to GC slowdown even after they're freed Runtime System 7.10.1 normal simonmar new Jun 1, 2015
#3458 Allocation where none should happen Compiler 6.10.4 lowest normal new Aug 24, 2009
#12477 Allow left sectioning and tuple sectioning of types Compiler 8.0.1 normal Iceland_jack new Aug 8, 2016
#7985 Allow openFile on unknown file type Core Libraries 7.6.3 normal new Jun 15, 2013
#12448 Allow partial application of bidirectional pattern synonyms Compiler 8.0.1 normal new Jul 31, 2016
#11987 Allow record wildcards with pattern synonyms which are defined in GHCi Compiler 8.1 normal new Apr 26, 2016
#12046 AllowAmbiguousTypes doesn't work with UndecidableSuperClasses Compiler (Type checker) 8.0.1-rc3 normal new May 12, 2016
#12473 Ambiguous type var with DefaultSignatures and FunctionalDependencies Compiler (Type checker) 8.0.1 normal new Aug 7, 2016
#12124 Ambiguous type variable: it's a red herring! Compiler 8.0.1 normal new May 27, 2016
#11655 Ambiguous types in pattern synonym not determined by functional dependencies Compiler (Type checker) 8.1 normal new Feb 27, 2016
#11622 Annotating types in type familiy equations without parentheses Compiler 8.1 normal new Feb 21, 2016
#10385 Annotation restriction is not respected while generating Annotation via TH Template Haskell 7.10.1 normal alanz new May 5, 2015
#4945 Another SpecConstr infelicity Compiler 7.0.1 normal new Feb 3, 2011
#11092 ApiAnnotations : make annotation for shebang Compiler 7.10.2 normal 8.2.1 alanz new Nov 15, 2015
#12143 ApplicativeDo Fails to Desugar 'return True' Compiler 8.0.1 normal 8.2.1 simonmar new Jun 1, 2016
#8014 Assertion failure when using multithreading in debug mode. Runtime System 7.6.2 normal infoneeded Jun 26, 2013
#11954 Associated pattern synonyms not included in haddock Compiler 8.0.1-rc3 normal 8.0.2 patch Apr 19, 2016
#5611 Asynchronous exception discarded after safe FFI call Runtime System 7.0.3 normal 7.2.1 new Nov 7, 2011
#10975 At program exit, finalizer runs while foreign function is running Compiler 7.10.1 normal new Oct 16, 2015
#8713 Avoid libraries if unneeded (librt, libdl, libpthread) GHCi 7.6.3 normal patch Jan 29, 2014
#3073 Avoid reconstructing dictionaries in recursive instance methods Compiler 6.10.1 lowest normal new Mar 5, 2009
#2731 Avoid unnecessary evaluation when unpacking constructors Compiler 6.8.3 lowest normal new Oct 30, 2008
#4005 Bad behaviour in the generational GC with paraffins -O2 Runtime System 6.12.1 RC1 normal new Apr 23, 2010
#8589 Bad choice of loop breaker with INLINABLE/INLINE Compiler 7.6.3 normal new Dec 2, 2013
#10993 Bad error message reported when -XBinaryLiterals is not enabled Compiler (Parser) 7.11 normal new Oct 20, 2015
#12535 Bad error message when unidirectional pattern synonym used in bidirectional pattern synonym Compiler (Type checker) 8.0.1 low new Aug 25, 2016
#12126 Bad error messages for SPECIALIZE pragmas Compiler 8.0.1 normal new May 27, 2016
#3711 Bad error reporting when calling a function in a module which depends on a DLL on Windows Runtime System 6.10.4 lowest new Dec 2, 2009
#7831 Bad fragmentation when allocating many large objects Runtime System 7.7 low ezyang new Apr 13, 2013
#11634 Bang patterns bind... unexpectedly. Deserves loud warning Documentation 7.10.3 normal 8.2.1 new Feb 24, 2016
#10330 Better Template Haskell error message locations Template Haskell 7.10.1 normal new Apr 20, 2015
#11141 Better error message when instance signature is incorrect Compiler (Type checker) 7.10.2 normal new Nov 27, 2015
#9173 Better type error messages Compiler 7.8.2 normal new Jun 5, 2014
#7988 Big integers crashing integer-simple on qnxnto-arm with unregisterised build Compiler 7.7 normal new Jun 16, 2013
#12262 Binary output is not deterministic Compiler 8.0.1 normal new Jun 30, 2016
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