{1} Bugs by priority (1058 matches)

Lists all open bugs in order of priority.

Results (1 - 100 of 1058)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#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
#8316 GHCi debugger segfaults when trying force a certain variable GHCi 7.6.3 high new Sep 17, 2013
#10245 panic in new integer switch logic with "out-of-range" literals Compiler (CodeGen) 7.11 high new Apr 5, 2015
#7411 Exceptions are optimized away in certain situations Compiler 7.6.1 high 8.0.2 new Nov 13, 2012
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 high normal 8.2.1 new Feb 28, 2005
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high 8.2.1 new Jun 21, 2010
#6166 Performance regression in mwc-random since 7.0.x Compiler 7.4.2 high 8.2.1 new Jun 15, 2012
#7298 GHCi is setting stdin/stdout to NoBuffering in runghc when DYNAMIC_GHC_PROGRAMS=YES GHCi 7.6.1 high 8.2.1 new Oct 5, 2012
#7325 threadDelay mistreats minBound and maxBound in some configurations Runtime System 7.6.1 high 8.2.1 new Oct 13, 2012
#8224 Excessive system time -- new IO manager problem? Runtime System 7.7 high 8.2.1 new Sep 4, 2013
#8281 The impossible happened: primRepToFFIType Compiler 7.6.2 high 8.2.1 new Sep 13, 2013
#7102 Type family instance overlap accepted in ghci GHCi 7.4.1 normal new Jul 28, 2012
#7336 Defined but not used is not detected for data types with instances Compiler 7.6.1 normal new Oct 16, 2012
#7960 Compiling profiling CCS registration .c file takes far too long Compiler 7.6.3 normal new Jun 4, 2013
#7988 Big integers crashing integer-simple on qnxnto-arm with unregisterised build Compiler 7.7 normal new Jun 16, 2013
#8042 `:load *` and `:add *` misbehave in presence of `-fobject-code` GHCi 7.6.3 normal new Jul 7, 2013
#8082 Ordering of assembly blocks affects performance Compiler (NCG) 7.6.3 normal new Jul 22, 2013
#8118 <stdout>: commitAndReleaseBuffer: invalid argument (invalid character) Compiler 7.8.3 normal new Aug 8, 2013
#8123 GHCi warns about -eventlog even though it's sometimes necessary GHCi 7.6.3 normal new Aug 12, 2013
#8127 iOS patch no 19: Linking Compiler (Linking) 7.7 normal new Aug 13, 2013
#8128 Standalone deriving fails for GADTs due to inaccessible code Compiler (Type checker) 7.7 normal new Aug 13, 2013
#8147 Exponential behavior in instance resolution on fixpoint-of-sum Compiler 7.6.3 normal new Aug 21, 2013
#8151 ghc-7.4.2 on OpenIndiana (Solaris) createSubprocess fails Compiler 7.4.2 normal new Aug 21, 2013
#8211 ghc -c recompiles TH every time while --make doesn't Compiler 7.6.3 normal new Sep 2, 2013
#8318 GHC does not infer type of `tagToEnum#` expression Compiler (Type checker) 7.7 normal new Sep 17, 2013
#8319 Simplifier ticks exhausted (need -fsimpl-tick-factor=955) Test Suite 7.6.3 normal new Sep 17, 2013
#8327 Cmm sinking does not eliminate dead code in loops Compiler (CodeGen) 7.7 normal new Sep 18, 2013
#8332 hp2ps does not escape parentheses Profiling 7.7 normal infoneeded Sep 19, 2013
#8336 Sinking pass could optimize some assignments better Compiler (CodeGen) 7.7 normal new Sep 20, 2013
#8338 Incoherent instances without -XIncoherentInstances Compiler 7.6.3 normal new Sep 20, 2013
#8346 Rank 1 type signature still requires RankNTypes Compiler (Type checker) 7.6.3 normal new Sep 23, 2013
#8363 Order matters for unused import warnings when reexporting identifiers Compiler 7.7 normal new Sep 26, 2013
#8378 Cross-compiling from x86_64-unknown-linux-gnu to x86_64-sun-solaris2 with mkGmpConstants workaround fails to build objects for integer-gmp Build System normal new Sep 28, 2013
#8388 forall on non-* types Compiler (Type checker) 7.6.3 normal new Sep 30, 2013
#9136 Constant folding in Core could be better Compiler 7.8.2 normal infoneeded May 23, 2014
#9157 cmm common block not eliminated Compiler 7.8.2 normal new May 31, 2014
#9494 Probable data corruption with GHCi 7.8.* and Zlib GHCi 7.8.3 normal infoneeded Aug 21, 2014
#10334 __ctzdi2/si2/__clzdi2/si2 unknown symbols in ghc-prim on non-shared libs platform Core Libraries 7.11 normal patch Apr 21, 2015
#10347 Spurious "unused constructor" warning with Coercible Compiler 7.11 normal new Apr 23, 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
#3397 :step hangs when -fbreak-on-exception is set GHCi 7.10.1-rc2 normal normal 7.2.1 new Jul 26, 2009
#2496 Invalid Eq/Ord instances in Data.Version Core Libraries 6.8.3 normal normal 8.2.1 new Aug 7, 2008
#4471 Incorrect Unicode output on Windows Console Compiler 6.12.3 normal 8.2.1 new Nov 4, 2010
#7273 Binary size increase in nofib/grep between 7.6.1 and HEAD Compiler 7.6.1 normal 8.2.1 new Sep 28, 2012
#7289 Mingw FPU init not Windows compatible. Runtime System 7.2.2 normal 8.2.1 upstream Oct 2, 2012
#7367 float-out causes extra allocation Compiler 7.6.1 normal Research needed new Oct 25, 2012
#149 missed CSE opportunity Compiler 5.04.2 normal minor new Jun 12, 2003
#806 hGetBufNonBlocking doesn't work on Windows Core Libraries 6.4.2 normal normal new Jun 27, 2006
#816 Weird fundep behavior (with -fallow-undecidable-instances) Compiler (Type checker) 6.4.2 normal normal new Jul 6, 2006
#947 ghc -O space leak: CSE between different CAFs Compiler 6.5 normal normal new Oct 17, 2006
#1057 Implicit parameters on breakpoints GHCi 6.8.2 normal normal new Dec 18, 2006
#1087 bang patterns with infix ops Compiler (Parser) 6.6 normal normal new Jan 6, 2007
#1147 Quadratic behaviour in the compacting GC Runtime System 6.6 normal normal new Feb 14, 2007
#1168 Optimisation sometimes decreases sharing in IO code Compiler 6.6 normal normal new Feb 23, 2007
#1308 Type signature in warning is wrong Compiler (Type checker) 6.7 normal normal new Apr 27, 2007
#1526 -fobject-code doesn't apply to expressions typed at the prompt Compiler 6.7 normal normal new Jul 12, 2007
#1530 debugging :steps inside TH spliced code need to be bypassed GHCi 6.7 normal normal new Jul 13, 2007
#1614 Type checker does not use functional dependency to avoid ambiguity Compiler (Type checker) 6.7 normal normal new Aug 14, 2007
#1687 A faster (^)-function. Prelude 6.6.1 normal normal new Sep 12, 2007
#1831 reify never provides the declaration of variables Template Haskell 6.8.1 normal normal new Nov 4, 2007
#2031 relocation overflow Compiler 6.8.2 normal normal new Jan 10, 2008
#2057 inconsistent .hi file error gets ignored Compiler 6.8.2 normal normal new Jan 19, 2008
#2132 Optimise nested comparisons Compiler 6.8.2 normal normal new Feb 28, 2008
#2255 Improve SpecConstr for free variables Compiler 6.8.2 normal normal new May 1, 2008
#2607 Inlining defeats selector thunk optimisation Compiler 6.8.3 normal normal new Sep 18, 2008
#2786 Blackhole loops are not detected and reported in GHCi GHCi 6.8.3 normal normal new Nov 17, 2008
#3048 Heap size suggestion gets ignored when -G1 flag is passed Runtime System 6.10.1 normal minor new Feb 25, 2009
#3081 Double output after Ctrl+C on Windows Runtime System 6.10.1 normal normal new Mar 9, 2009
#3134 encodeFloat . decodeFloat Prelude 6.10.1 normal normal new Mar 31, 2009
#3353 Add CLDouble support Compiler 6.12.1 normal normal new Jul 5, 2009
#3549 unlit does not follow H98 spec Compiler 6.10.4 normal normal patch Sep 28, 2009
#3765 Rules should "look through" case binders too Compiler 6.12.1 normal new Dec 16, 2009
#3872 New way to make the simplifier diverge Compiler 6.12.1 normal new Feb 10, 2010
#3995 Comment delimiters ignored inside compiler pragma Compiler (Parser) 6.10.4 normal new Apr 19, 2010
#4005 Bad behaviour in the generational GC with paraffins -O2 Runtime System 6.12.1 RC1 normal new Apr 23, 2010
#4043 Parsing of guards, and type signatures Compiler (Parser) 6.12.2 normal new May 4, 2010
#5051 Typechecker behaviour change Compiler (Type checker) 7.0.2 normal new Mar 26, 2011
#5071 GHCi crashes on large alloca/allocaBytes requests Compiler 7.0.3 normal new Mar 31, 2011
#5400 GHC loops on compiling with optimizations Compiler 7.0.4 normal new Aug 10, 2011
#5448 GHC stuck in infinite loop compiling with optimizations Compiler 7.0.3 normal new Aug 31, 2011
#5974 Casts, rules, and parametricity Compiler 7.4.1 normal new Mar 28, 2012
#6065 Suggested type signature causes a type error (even though it appears correct) Compiler (Type checker) 7.4.1 normal new Apr 30, 2012
#7026 Impredicative implicit parameters Compiler (Type checker) 7.4.2 normal new Jun 23, 2012
#7080 Make RULES and SPECIALISE more consistent Compiler 7.4.2 normal new Jul 16, 2012
#7621 Cross-build for QNX ARM smashes stack when using FunPtr wrappers Compiler (FFI) 7.7 normal infoneeded Jan 24, 2013
#7897 MakeTypeRep fingerprints be proper, robust fingerprints Compiler 7.6.3 normal new May 8, 2013
#8048 Register spilling produces ineffecient/highly contending code Compiler (CodeGen) 7.6.3 normal new Jul 10, 2013
#781 GHCi on x86_64, cannot link to static data in shared libs Runtime System (Linker) 6.5 normal normal new May 31, 2006
#1290 ghc runs preprocessor too much Driver 6.7 normal normal new Apr 26, 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
#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
#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
#5355 Link plugins against existing libHSghc Compiler 7.0.3 normal new Jul 29, 2011
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