{1} Bugs by priority (1524 matches)

Lists all open bugs in order of priority.

Results (301 - 400 of 1524)

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Ticket Summary Component Version Priority Severity Milestone Owner Status Created
#11195 New pattern-match check can be non-performant Compiler 7.11 high 8.4.1 new Dec 11, 2015
#11196 TypeInType performance regressions Compiler 7.11 high 8.4.1 new Dec 11, 2015
#11198 TypeInType error message regressions Compiler (Type checker) 7.11 high 8.4.1 new Dec 11, 2015
#11371 Bogus in-scope set in substitutions Compiler 7.10.3 high 8.4.1 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 8.4.1 simonpj new Feb 1, 2016
#11606 name shadowing warnings don't trigger on standalone declarations in ghci GHCi 7.10.3 high 8.4.1 rwbarton new Feb 18, 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
#13380 raiseIO# result looks wrong Compiler 8.1 high 8.4.1 dfeuer new Mar 5, 2017
#13426 compile-time memory-usage regression for DynFlags between GHC 8.0 and GHC 8.2 Compiler 8.1 high 8.4.1 dfeuer new Mar 14, 2017
#13535 vector test suite uses excessive memory on GHC 8.2 Compiler 8.1 high 8.4.1 bgamari new Apr 6, 2017
#13576 Runtime crashes on arm64 (iOS) Compiler high 8.4.1 new Apr 14, 2017
#13624 loadObj() does not respect alignment Runtime System (Linker) 8.0.1 high 8.4.1 new Apr 28, 2017
#13763 Performance regression (~34%) in 8.2.1, poor register allocation(?) in an inner loop over an array Compiler (NCG) 8.2.1-rc2 high 8.4.1 new May 28, 2017
#13851 Change in specialisation(?) behaviour since 8.0.2 causes 6x slowdown Compiler 8.2.1-rc2 high 8.4.1 new Jun 20, 2017
#13896 Use response file to invoke hsc2hs hsc2hs 8.0.1 high 8.4.1 new Jun 29, 2017
#13900 Core lint in BuildFlavour=perf-llvm Compiler 8.3 high 8.4.1 bgamari new Jun 29, 2017
#13930 Cabal configure regresses in space/time Compiler 8.3 high 8.4.1 new Jul 6, 2017
#13993 Certain inter-module specializations run out of simplifier ticks Compiler 8.0.1 high 8.4.1 new Jul 18, 2017
#13994 STG lint failure on master Compiler 8.3 high 8.4.1 new Jul 18, 2017
#14013 Bad monads performance Compiler 8.2.1-rc3 high 8.4.1 simonpj new Jul 22, 2017
#14038 TypeApplications regression in GHC HEAD: ‘p0’ is untouchable inside the constraints: () Compiler (Type checker) 8.3 high 8.4.1 new Jul 27, 2017
#14052 Significant GHCi speed regression with :module and `let` in GHC 8.2.1 GHCi 8.2.1-rc2 high 8.4.1 new Jul 29, 2017
#14069 RTS linker maps code as writable Runtime System (Linker) 8.0.1 high 8.4.1 new Jul 31, 2017
#14214 Users guide lies about default optimization level Compiler 8.2.1 high 8.4.1 bgamari new Sep 11, 2017
#14230 Gruesome kind mismatch errors for associated data family instances Compiler (Type checker) 8.3 high 8.4.1 goldfire new Sep 14, 2017
#14244 ghc-prim: hs_atomicread* and hs_atomicwrite* missing barriers Prelude 8.2.1 high 8.4.1 trommler patch Sep 17, 2017
#14253 Pattern match checker mistakenly concludes pattern match on pattern synonym is unreachable Compiler 8.2.1 high 8.4.1 new Sep 19, 2017
#14257 Heap profiling with ghc and hp2ps and strict function application ($!) gives samples out of sequence (regression) Runtime System 8.2.1 high 8.4.1 bgamari new Sep 20, 2017
#14270 GHC HEAD's ghc-stage1 panics on Data.Typeable.Internal Compiler 8.3 high 8.4.1 bgamari new Sep 22, 2017
#14297 make bindist packages the wrong binaries for cross compilers Package system 8.2.1 high 8.4.1 angerman new Sep 29, 2017
#14310 Assertion triggered by STM invariant. Compiler 8.2.1 high 8.4.1 patch Oct 3, 2017
#14339 GHC 8.2.1 regression when combining GND with TypeError (solveDerivEqns: probable loop) Compiler (Type checker) 8.2.1 high 8.4.1 merge Oct 10, 2017
#14361 GHC HEAD miscompiles `text-containers` Compiler 8.3 high 8.4.1 new Oct 17, 2017
#314 #line pragmas not respected inside nested comments Compiler (Parser) 6.4 normal normal 8.4.1 new Feb 28, 2005
#3094 Some GHC.* module should export word size and heap object header size libraries (other) 6.10.1 normal normal 8.4.1 new Mar 13, 2009
#5611 Asynchronous exception discarded after safe FFI call Runtime System 7.0.3 normal 8.4.1 new Nov 7, 2011
#5620 Dynamic linking and threading does not work on Windows Compiler (Linking) 7.2.1 normal 8.4.1 new Nov 10, 2011
#6087 Join points need strictness analysis Compiler 7.4.1 normal 8.4.1 infoneeded May 10, 2012
#6132 Can't use both shebang line and #ifdef declarations in the same file. Compiler (Parser) 7.0.4 normal 8.4.1 new May 29, 2012
#7273 Binary size increase in nofib/grep between 7.6.1 and HEAD Compiler 7.6.1 normal 8.4.1 new Sep 28, 2012
#7353 Make system IO interruptible on Windows Core Libraries 7.6.1 normal 8.4.1 refold new Oct 20, 2012
#8763 forM_ [1..N] does not get fused (10 times slower than go function) Compiler 7.6.3 normal 8.4.1 new Feb 9, 2014
#9221 (super!) linear slowdown of parallel builds on 40 core machine Compiler 7.8.2 normal 8.4.1 new Jun 20, 2014
#9248 Document -XHaskell98 and -XHaskell2010 in flag reference Documentation 7.9 normal 8.4.1 goldfire new Jun 29, 2014
#9775 "Failed to remove" errors during Windows build from hsc2hs hsc2hs 7.8.3 normal 8.4.1 upstream Nov 5, 2014
#10141 CUSK mysteries Compiler 7.10.1-rc2 normal 8.4.1 goldfire new Mar 6, 2015
#10346 Cross-module SpecConstr Compiler 7.10.1 normal 8.4.1 new Apr 23, 2015
#10506 SourceNotes are not applied to all identifiers Compiler 7.10.1 normal 8.4.1 new Jun 10, 2015
#10542 Incorrect Unicode input on Windows Console Compiler 7.8.3 normal 8.4.1 new Jun 18, 2015
#10770 Typeable solver has strange effects Compiler (Type checker) 7.10.1 normal 8.4.1 new Aug 12, 2015
#10853 Refine addTopDecls Template Haskell 7.10.2 normal 8.4.1 new Sep 8, 2015
#10878 Near doubling of generated code size for compiler/cmm/PprC.hs with commit 5d57087e31 Compiler 7.11 normal 8.4.1 new Sep 14, 2015
#11092 ApiAnnotations : make annotation for shebang Compiler 7.10.2 normal 8.4.1 alanz new Nov 15, 2015
#11197 Overeager deferred type errors Compiler (Type checker) 7.11 normal 8.4.1 goldfire new Dec 11, 2015
#11204 Recompilation checking stochastically broken on Darwin Driver 7.11 normal 8.4.1 new Dec 11, 2015
#11259 Use system runtime linker in GHCi on PowerPC 64 bit GHCi 7.11 normal 8.4.1 trommler new Dec 19, 2015
#11260 Re-compilation driver/recomp11 test fails Compiler 7.11 normal 8.4.1 new Dec 19, 2015
#11261 Implement DWARF debugging on powerpc64 Compiler (CodeGen) 7.11 normal 8.4.1 trommler new Dec 19, 2015
#11307 Regresssion: parsing type operators Compiler 7.11 normal 8.4.1 new Dec 28, 2015
#11323 powerpc64: recomp015 fails with redundant linking Compiler 7.11 normal 8.4.1 trommler new Dec 31, 2015
#11369 Suppress redundant-constraint warnings in case of empty classes Compiler (Type checker) 8.1 normal 8.4.1 new Jan 7, 2016
#11382 Optimize Data.Char Core Libraries 7.10.3 normal 8.4.1 new Jan 8, 2016
#11384 Error says to fix incorrect return type Compiler (Type checker) 7.6.3 normal 8.4.1 new Jan 8, 2016
#11474 incorrect redundant-constraints warning Compiler (Type checker) 8.0.1-rc1 normal 8.4.1 new Jan 21, 2016
#11495 TH_spliceE5_prof is failing with release candidate 8.0.1 Compiler 8.0.1-rc1 normal 8.4.1 new Jan 26, 2016
#11526 unsafeLookupStaticPtr should not live in IO Core Libraries 8.0.1-rc1 normal 8.4.1 new Feb 2, 2016
#11549 Add -fshow-runtime-rep Compiler 8.0.1-rc2 normal 8.4.1 new Feb 6, 2016
#11587 Place shared objects in LIBDIR Build System 7.10.3 normal 8.4.1 new Feb 16, 2016
#11634 Bang patterns bind... unexpectedly. Deserves loud warning Documentation 7.10.3 normal 8.4.1 new Feb 24, 2016
#11719 Cannot use higher-rank kinds with type families Compiler (Type checker) 8.0.1-rc2 normal 8.4.1 new Mar 18, 2016
#11773 linux/powepc : ghc-stage1 segfaults when building unregisterised Compiler 8.1 normal 8.4.1 erikd new Mar 30, 2016
#11827 InteractiveEval error handling gets a boot ModSummary instead of normal ModSummary Compiler 8.0.1-rc3 normal 8.4.1 new Apr 13, 2016
#11836 Hello World Bug - silent stdout errors Compiler 7.10.3 normal 8.4.1 new Apr 14, 2016
#11955 Haddock documentation for pattern synonyms printed with explicit forall quantifiers Compiler 8.0.1-rc3 normal 8.4.1 new Apr 19, 2016
#12021 Type variable escapes its scope Compiler 8.0.1-rc4 normal 8.4.1 new May 6, 2016
#12038 Shutdown interacts badly with requestSync() Runtime System 7.10.3 normal 8.4.1 new May 10, 2016
#12075 Fails to build on powerpcspe because of inline assembly Build System 8.0.1 normal 8.4.1 infoneeded May 16, 2016
#12143 ApplicativeDo Fails to Desugar 'return True' Compiler 8.0.1 normal 8.4.1 simonmar new Jun 1, 2016
#12193 Include target versions of unlit and hsc2hs when cross-compiling Build System 8.0.1 normal 8.4.1 thomie new Jun 15, 2016
#12388 Don't barf on failures in the RTS linker Runtime System (Linker) 8.0.1 normal 8.4.1 new Jul 13, 2016
#12517 Simplify runghc command line options None 8.0.1 normal 8.4.1 harendra new Aug 22, 2016
#12581 Testsuite segfaults on OS X Compiler 8.1 normal 8.4.1 new Sep 8, 2016
#12636 ProfHeap's printf modifiers are incorrect Runtime System 8.0.1 normal 8.4.1 new Sep 28, 2016
#12652 Type checker no longer accepting code using function composition and rank-n types Compiler (Type checker) 8.1 normal 8.4.1 simonpj new Oct 2, 2016
#12712 break011 is broken on Windows Test Suite 8.0.1 normal 8.4.1 new Oct 16, 2016
#12714 T9405 fails on Windows Runtime System 8.0.1 normal 8.4.1 new Oct 16, 2016
#12715 T3994 is intermittently broken on Windows Test Suite 8.1 normal 8.4.1 new Oct 16, 2016
#12737 T12227 is failing on ghc-8.0 Visual Haskell 8.0.1 normal 8.4.1 new Oct 18, 2016
#12798 LLVM seeming to over optimize, producing inefficient assembly code... Compiler (LLVM) 8.0.1 normal 8.4.1 new Nov 2, 2016
#12808 For closures, Loop Invariant Code Flow related to captured free values not lifted outside the loop... Compiler 8.0.1 normal 8.4.1 new Nov 5, 2016
#12825 ghc panic on ppc64le, ghc 8.0.1, agda 2.5.1.1 patched for newer EdisonAPI Compiler 8.0.1 normal 8.4.1 infoneeded Nov 11, 2016
#12875 GHC fails to link all StaticPointers-defining modules of a library in an executable Compiler 8.0.1 normal 8.4.1 new Nov 23, 2016
#12926 ghc master (8.1.20161202) panics with assertion failure with devel2 flavor and -O2 Compiler 8.1 normal 8.4.1 new Dec 5, 2016
#12932 -fexternal-interpreter` fails to find symbols Compiler 8.0.1 normal 8.4.1 infoneeded Dec 6, 2016
#12934 Testsuite driver buffering behavior has changed with Python 3 Test Suite 8.0.1 normal 8.4.1 new Dec 7, 2016
#12937 String merging broken on Darwin Compiler (Linking) 8.0.1 normal 8.4.1 bgamari new Dec 7, 2016
#12938 Polykinded associated type family rejected on false pretenses Compiler 8.0.1 normal 8.4.1 goldfire new Dec 7, 2016
#12940 ghc-8.0.2 RC1 libs installed under package dirs vs Cabal installing packages under abi dir Build System 8.0.2-rc1 normal 8.4.1 new Dec 7, 2016
#12949 Pattern coverage checker ignores dictionary arguments Compiler 8.0.1 normal 8.4.1 gkaracha new Dec 8, 2016
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