{1} Bugs by priority (1200 matches)

Lists all open bugs in order of priority.

Results (301 - 400 of 1200)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#11196 TypeInType performance regressions Compiler 7.11 high 8.0.2 new Dec 11, 2015
#11198 TypeInType error message regressions Compiler (Type checker) 7.11 high 8.0.2 new Dec 11, 2015
#11606 name shadowing warnings don't trigger on standalone declarations in ghci GHCi 7.10.3 high 8.0.2 rwbarton new Feb 18, 2016
#11959 Importing doubly exported pattern synonym and associated pattern synonym panics Compiler 8.0.1-rc3 high 8.0.2 patch Apr 20, 2016
#12031 GHCi segfaults on Windows when compiling C code using extern-declared variable Runtime System (Linker) 8.0.1 high 8.0.2 Phyx- merge May 7, 2016
#12128 ghci cause panic on 8.0.1 Compiler 8.0.1 high 8.0.2 seraphime merge May 29, 2016
#12147 GHC's Linker Should Support Relocation Type 42 Runtime System (Linker) 8.0.1 high 8.0.2 merge Jun 2, 2016
#12150 Compile time performance degradation on code that uses undefined/error with CallStacks Compiler 8.0.1 high 8.0.2 new Jun 3, 2016
#12401 GHC panic! Template variable unbound in rewrite rule Compiler 8.0.1 high 8.0.2 merge Jul 16, 2016
#12425 With -O1 and above causes ghc to use all available memory before being killed by OOM killer Compiler 8.0.1 high 8.0.2 new Jul 22, 2016
#1851 "make install-strip" should work Build System 8.0.1 normal normal 8.0.2 new Nov 8, 2007
#11197 Overeager deferred type errors Compiler (Type checker) 7.11 normal 8.0.2 goldfire new Dec 11, 2015
#11369 Suppress redundant-constraint warnings in case of empty classes Compiler (Type checker) 8.1 normal 8.0.2 new Jan 7, 2016
#11484 Type synonym using -XTypeInType can't be spliced with TH Template Haskell 8.0.1-rc1 normal 8.0.2 merge Jan 23, 2016
#11549 Add -fshow-runtime-rep Compiler 8.0.1-rc2 normal 8.0.2 new Feb 6, 2016
#11629 reify returns Dec that use ConT instead of PromotedT Template Haskell 7.10.2 normal 8.0.2 patch Feb 22, 2016
#11632 Data.Char repeated readLitChar barfs on output from show "ó1" Core Libraries 7.10.3 normal 8.0.2 kgupta merge Feb 23, 2016
#11691 Documentation indicates RelaxedPolyRec is optional Documentation 8.0.1-rc2 normal 8.0.2 new Mar 9, 2016
#11821 Internal error: not in scope during type checking, but it passed the renamer Compiler 8.0.1-rc3 normal 8.0.2 merge Apr 11, 2016
#11827 InteractiveEval error handling gets a boot ModSummary instead of normal ModSummary Compiler 8.0.1-rc3 normal 8.0.2 new Apr 13, 2016
#11833 GHC can't derive instance of polykinded typeclass for newtype that requires a class constraint Compiler (Type checker) 8.0.1 normal 8.0.2 RyanGlScott merge Apr 14, 2016
#11836 Hello World Bug - silent stdout errors Compiler 7.10.3 normal 8.0.2 new Apr 14, 2016
#11837 GHC fails to unify kinds when deriving polykinded typeclass instance for polykinded newtype Compiler (Type checker) 8.0.1 normal 8.0.2 RyanGlScott merge Apr 14, 2016
#11941 stage restriction mentioned when an identifier is out of scope Compiler 8.0.1-rc2 normal 8.0.2 merge Apr 15, 2016
#11947 GHC mistakenly warns about type defaulting in the presence of -XTypeApplications Compiler (Type checker) 8.0.1 normal 8.0.2 merge Apr 16, 2016
#11954 Associated pattern synonyms not included in haddock Compiler 8.0.1-rc3 normal 8.0.2 patch Apr 19, 2016
#11955 Haddock documentation for pattern synonyms printed with explicit forall quantifiers Compiler 8.0.1-rc3 normal 8.0.2 new Apr 19, 2016
#11960 GHC parallel build failure during "make" Build System 8.0.1-rc3 normal 8.0.2 merge Apr 20, 2016
#11974 `default` declaration doesn't allow higher-kinded types Compiler 8.1 normal 8.0.2 merge Apr 23, 2016
#11976 Error message mentions impredicative polymorphism Compiler 7.10.3 normal 8.0.2 merge Apr 23, 2016
#11981 unknown symbol `__udivti3' when BuildFlavour = perf-llvm Compiler 8.1 normal 8.0.2 new Apr 26, 2016
#11990 Custom Type Error not getting triggered in the nested Type function call Compiler 8.0.1-rc3 normal 8.0.2 diatchki new Apr 27, 2016
#12019 Profiling option -hb is not thread safe Runtime System 8.1 normal 8.0.2 erikd new May 6, 2016
#12021 Type variable escapes its scope Compiler 8.0.1-rc4 normal 8.0.2 new May 6, 2016
#12041 GHC panics on "print_equality ~" Compiler 8.0.1 normal 8.0.2 simonpj merge May 10, 2016
#12055 Typechecker panic instead of proper error Compiler (Type checker) 8.0.1 normal 8.0.2 new May 13, 2016
#12067 warn-unused-imports does not detect coersions Compiler 7.10.3 normal 8.0.2 merge May 15, 2016
#12077 DYNAMIC_GHC_PROGRAMS=NO: T8761 is failing (Make pattern synonyms work with Template Haskell) Template Haskell 8.0.1 normal 8.0.2 simonmar merge May 17, 2016
#12118 Testsuite driver does not normalise platform-dependent .stdout/stderr files Test Suite 8.0.1 normal 8.0.2 merge May 25, 2016
#12133 ConstraintKinds inference failure (regression from 7.10) Compiler 8.0.1 normal 8.0.2 new May 29, 2016
#12134 PowerPC 64-bit: Foreign functions with more than 8 float parameters broken Compiler (NCG) 8.0.1 normal 8.0.2 trommler merge May 29, 2016
#12165 Multiple pattern type signatures accepted Compiler 8.0.1 normal 8.0.2 seraphime merge Jun 8, 2016
#12175 Instance resolution regression Compiler 8.0.1 normal 8.0.2 merge Jun 9, 2016
#12182 Sparks for CAFs get GC'd too eagerly Runtime System 8.0.1 normal 8.0.2 merge Jun 10, 2016
#12193 Include target versions of unlit and hsc2hs when cross-compiling Build System 8.0.1 normal 8.0.2 thomie new Jun 15, 2016
#12194 ghc-pkg, package database path containing a trailing slash, and ${pkgroot} ghc-pkg 8.0.1 normal 8.0.2 merge Jun 16, 2016
#12195 RTS GetTime.c is broken on Darwins that include clock_gettime Compiler 8.0.1 normal 8.0.2 merge Jun 16, 2016
#12217 PowerPC NCG: Remove TOC save for calls. Compiler (NCG) 8.0.1 normal 8.0.2 merge Jun 21, 2016
#12220 TypeApplications and DefaultSignatures - problems deducing type variables. Compiler 8.0.1 normal 8.0.2 merge Jun 22, 2016
#12227 regression: out of memory with -O2 -ddump-hi on a complex INLINE function Compiler (CodeGen) 8.0.1 normal 8.0.2 merge Jun 23, 2016
#12354 Word foldl' isn't optimized as well as Int foldl' Compiler 8.0.1 normal 8.0.2 merge Jul 1, 2016
#12365 Update documentation for partial type signatures Documentation 8.0.1 normal 8.0.2 thomasw merge Jul 5, 2016
#12367 Commit adding instances to GHC.Generics regression compiler performance Compiler 8.0.1 normal 8.0.2 bgamari patch Jul 6, 2016
#12398 Expose 'withCleanupSession' as a replacement for 'defaultCleanupHandler' Compiler 8.0.1 normal 8.0.2 new Jul 15, 2016
#12399 DeriveFunctor fail Compiler (Type checker) 8.1 normal 8.0.2 merge Jul 16, 2016
#12407 Template Haskell thinks an unboxed tuple name is illegal to splice in Template Haskell 8.0.1 normal 8.0.2 merge Jul 18, 2016
#12409 Unboxed tuples have no type representations Compiler 8.0.1 normal 8.0.2 new Jul 19, 2016
#12419 Scheduling bug with forkOS + MVar Runtime System 8.0.1 normal 8.0.2 merge Jul 21, 2016
#12421 TestEquality and TestCoercion documentation is confusing Core Libraries 8.0.1 normal 8.0.2 new Jul 22, 2016
#12424 RTS stats show wrong productivity. Runtime System 8.0.1 normal 8.0.2 merge Jul 22, 2016
#12458 Segfault in GHCi runtime type reconstruction GHCi 8.0.1 normal 8.0.2 mniip patch Aug 4, 2016
#12474 Regression: Syntax error in -ddump-minimal-imports for records in GHC 8.0 Compiler 8.0.1 normal 8.0.2 merge Aug 8, 2016
#12519 Rendered Haddock for Eq and Ord are missing class methods Documentation 8.0.1 normal 8.0.2 new Aug 22, 2016
#7679 Regression in -fregs-graph performance Compiler (NCG) 7.6.2 low 8.0.2 merge Feb 11, 2013
#12062 Parallel make with -j0 and hs-boot leads to floating point exception Runtime System 8.0.1-rc2 low 8.0.2 petercommand merge May 15, 2016
#12427 Type inference regression with RankNTypes (GHC 8.1) Compiler (Type checker) 8.1 highest 8.2.1 new Jul 23, 2016
#12437 20% regression in max_bytes_used for T1969 Compiler 8.0.1 highest 8.2.1 osa1 new Jul 26, 2016
#12466 Typechecker regression: Inaccessible code in a type expected by the context Compiler (Type checker) 8.1 highest 8.2.1 new Aug 5, 2016
#229 Integer overflow in array allocation Core Libraries 7.9 high normal 8.2.1 rwbarton new Jun 16, 2004
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 high normal 8.2.1 new Feb 28, 2005
#4012 Compilation results are not deterministic Compiler 6.12.2 high 8.2.1 niteria new Apr 24, 2010
#4144 Exception: ToDo: hGetBuf - when using custom handle infrastructure Core Libraries 7.6.1 high 8.2.1 new Jun 21, 2010
#4505 Segmentation fault on long input (list of pairs) Compiler 7.0.1 high 8.2.1 niteria new Nov 17, 2010
#5775 Inconsistency in demand analysis Compiler 7.5 high 8.2.1 bgamari new Jan 14, 2012
#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
#7602 Threaded RTS performing badly on recent OS X (10.8?) Runtime System high 8.2.1 thoughtpolice new Jan 17, 2013
#8095 TypeFamilies painfully slow Compiler (Type checker) 7.6.3 high 8.2.1 bgamari new Jul 27, 2013
#8224 Excessive system time -- new IO manager problem? Runtime System 7.7 high 8.2.1 new Sep 4, 2013
#8228 GHC built under Windows does not generate dyn_hi files Compiler 7.7 high 8.2.1 thoughtpolice new Sep 5, 2013
#8281 The impossible happened: primRepToFFIType Compiler 7.6.2 high 8.2.1 new Sep 13, 2013
#9007 fails to build with hardening flags enabled (relocation R_X86_64_32 against `stg_CHARLIKE_closure'...) Compiler 7.9 high 8.2.1 nomeata new Apr 17, 2014
#9198 large performance regression in type checker speed in 7.8 Compiler (Type checker) 7.8.2 high 8.2.1 new Jun 12, 2014
#9314 Each object file in a static archive file (.a) is loaded into its own mmap()ed page Runtime System 7.8.3 high 8.2.1 new Jul 14, 2014
#9370 unfolding info as seen when building a module depends on flags in a previously-compiled module Compiler 7.8.3 high 8.2.1 richardfung new Jul 27, 2014
#9630 compile-time performance regression (probably due to Generics) Compiler 7.9 high 8.2.1 new Sep 24, 2014
#10007 Fix misattribution of Cost Centre profiles to lintAnnots Profiling 7.10.1-rc1 high 8.2.1 scpmw new Jan 19, 2015
#10510 Testsuite driver does not run tests in parallel on Windows Test Suite 7.10.1 high 8.2.1 new Jun 11, 2015
#10599 Template Haskell doesn't allow `newName "type"` Template Haskell 7.10.2-rc2 high 8.2.1 goldfire new Jul 3, 2015
#10840 Periodic alarm signals can cause a retry loop to get stuck Compiler 7.10.2 high 8.2.1 bgamari new Sep 4, 2015
#10946 Typed hole inside typed Template Haskell bracket causes panic Template Haskell 7.10.1 high 8.2.1 new Oct 8, 2015
#11046 lookupTypeName does not support type operators not starting with : Template Haskell 7.10.2 high 8.2.1 albertus new Nov 1, 2015
#11062 Type families + hs-boot files = panic Compiler 7.11 high 8.2.1 patch Nov 5, 2015
#11066 Inacessible branch should be warning - otherwise breaks type soundness? Compiler 7.10.2 high 8.2.1 new Nov 6, 2015
#11371 Bogus in-scope set in substitutions Compiler 7.10.3 high 8.2.1 niteria new Jan 7, 2016
#11523 Infinite Loop when mixing UndecidableSuperClasses and the class/instance constraint synonym trick. Compiler (Type checker) 8.0.1-rc1 high 8.2.1 new Feb 1, 2016
#11532 ghc: panic! occured Compiler 7.10.3 high 8.2.1 infoneeded Feb 3, 2016
#11568 Regression in nofib/shootout/k-nucleotide Compiler 7.10.3 high 8.2.1 new Feb 11, 2016
#11715 Constraint vs * Compiler (Type checker) 8.0.1-rc1 high 8.2.1 new Mar 16, 2016
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