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Ticket Summary Cc Status Owner Type Priority
#5188 Runtime error when allocating lots of memory hvr, simonmar infoneeded bug low
#7723 iOS patch no 12: Itimer.c doesn't work on iOS simonmar infoneeded bug normal
#7919 Heap corruption (segfault) from large 'let' expression mail@…, simonmar, george.colpitts@… infoneeded bug high
#8014 Assertion failure when using multithreading in debug mode. simonmar infoneeded bug normal
#8406 Invalid object in isRetainer() or Segfault bgamari@…, simonmar infoneeded bug normal
#8594 sysctl name "hw.ncpu" (HW_NCPU) is deprecated in Mac OS X simonmar infoneeded simonmar task normal
#8665 RELEASE_LOCK: I do not own this lock simonmar infoneeded bug normal
#8974 64 bit windows executable built with ghc-7.9.20140405+LLVM segfaults dterei, simonmar infoneeded bug high
#9007 fails to build with hardening flags enabled (relocation R_X86_64_32 against `stg_CHARLIKE_closure'...) simonmar infoneeded nomeata bug high
#9125 int-to-float conversion broken on ARM bgamari@…, murray@…, hvr, simonmar infoneeded bug high
#1365 -fbyte-code is ignored in a OPTIONS_GHC pragma simonmar@…, mnislaih@…, SamB, mjm2002@… new feature request lowest
#2401 aborting an STM transaction should throw an exception rob@…, simonmar new bug low
#2725 Remove Hack in compiler/nativeGen/MachCodeGen.hs dterei, simonmar new thoughtpolice bug normal
#3251 split rts headers into public and private simonmar new task lowest
#3462 New codegen: allocate large objects using allocateLocal() simonmar new simonmar task low
#3511 port GHC to OpenBSD/sparc64 (unregisterised is fine) zooko@…, simonmar new task normal
#3693 Show stack traces mihai.maruseac@…, pumpkingod@…, lonetiger@…, hackage.haskell.org@…, anton.nik@…, dterei, bgamari@…, scpmw@…, yi.codeplayer@…, nathanhowell@…, idhameed@…, miffoljud@…, simonmar, maoe@…, william.knop.nospam@… new Tarrasch feature request normal
#4243 Make a proper options parser for the RTS hackage.haskell.org@…, simonmar new task normal
#4520 startup code on Windows should use SetDllDirectory("") simonmar new feature request low
#4900 Consider usage files in the GHCi recompilation check michael@…, patrick@…, sol@…, ryant5000@…, idhameed@…, adam@…, simonmar new feature request normal
#5197 Support static linker semantics for archives and weak symbols nathanhowell@…, simonmar new feature request low
#5476 Cap memory usage for one thread without disrupting other threads simonmar new feature request normal
#6079 SEH exception handler not implemented on Win64 simonmar new Phyx- bug normal
#7285 mkWeakMVar is non-compositional tkn.akio@…, idhameed@…, simonmar, core-libraries-committee@… new ekmett feature request normal
#7320 GHC crashes when building on 32-bit Linux in a Linode tibbe, gintas, simonmar new simonmar bug normal
#7325 threadDelay mistreats minBound and maxBound in some configurations johan.tibell@…, simonmar, AndreasVoellmy new bug high
#7337 GHC does not generate great code for bit-level rotation simonmar new feature request normal
#7478 setSessionDynFlags does not always work simonmar new bug high
#7602 Threaded RTS performing badly on recent OS X (10.8?) johan.tibell@…, chak@…, anton.nik@…, george.colpitts@…, simonmar new thoughtpolice bug high
#7662 Improve GC of mutable objects jwlato@…, ikke+ghc@…, simonmar, idhameed@… new feature request normal
#7679 Regression in -fregs-graph performance tibbe, benl, pho@…, shelarcy@…, simonmar new bug high
#7741 Add SIMD support to x86/x86_64 NCG shelarcy@…, simonmar new feature request normal
#7746 Support loading/unloading profiled objects from a profiled executable simonmar new ezyang feature request normal
#7831 Bad fragmentation when allocating many large objects pho@…, the.dead.shall.rise@…, simonmar new ezyang bug low
#7934 usleep hangs, no threads simonmar new bug normal
#7952 Can cost-centre annotations be included in -ddump-simpl? simonmar new feature request normal
#8048 Register spilling produces ineffecient/highly contending code jan.stolarek@…, schyler, simonmar new bug normal
#8082 Ordering of assembly blocks affects performance gidyn, simonmar new bug normal
#8198 One-shot mode is buggy w.r.t. hs-boot files simonmar new parcs bug normal
#8199 Get rid of HEAP_ALLOCED simonmar new ezyang feature request normal
#8224 Excessive system time -- new IO manager problem? rrnewton@…, andreas.voellmy@…, alpmestan@…, kazu@…, simonmar, nh2 new bug high
#8281 The impossible happened: primRepToFFIType simonmar new bug normal
#8290 lookupSymbol API is unsafe simonmar new task normal
#8303 defer StackOverflow exceptions (rather than dropping them) when exceptions are masked simonmar new thoughtpolice bug low
#8311 suboptimal code generated for even :: Int -> Bool by NCG (x86, x86_64) simonmar, carter.schonwald@… new feature request normal
#8327 Cmm sinking does not eliminate dead code in loops simonmar new bug normal
#8336 Sinking pass could optimize some assignments better simonmar new bug normal
#8396 cleanup / refactor native code gens simonmar new task normal
#8404 Default to turning on architecture specific optimizations in the codegen simonmar new feature request normal
#8429 GHC.Base.{breakpoint, breakpointCond} do nothing simonmar, jkarni@… new iand675 feature request normal
#8504 Provide minor GC residency estimates simonmar new simonmar feature request lowest
#8573 "evacuate: strange closure type 0" when creating large array simonmar new rwbarton bug normal
#8578 Improvements to SpinLock implementation simonmar new task normal
#8618 can't load .so/.DLL simonmar new bug normal
#8619 Support anonymous string literals in C-- (OR) give better ASSERT failure messages in C-- simonmar new feature request low
#8623 Strange slowness when using async library with FFI callbacks michael@…, simonmar new simonmar bug normal
#8648 Initialization of C statics broken in threaded runtime simonmar, snoyberg new simonmar bug normal
#8657 -fregs-graph still has a limit on spill slots simonmar new archblob bug normal
#8732 Global big object heap allocator lock causes contention hvr, simonmar, idhameed@… new simonmar bug normal
#8733 I/O manager causes unnecessary syscalls in send/recv loops hvr, simonmar, andreas.voellmy@… new bug normal
#8785 Replace hooks API in the RTS with something better simonmar new simonmar task high
#8847 Int64 ^ Int64 broken by optimization on SPARC simonmar new bug normal
#8862 forkProcess does not play well with heap or time profiling simonmar new simonmar bug normal
#8871 No-op assignment I64[BaseReg + 784] = I64[BaseReg + 784]; is generated into optimized Cmm jstolarek, simonmar new bug normal
#8887 Double double assignment in optimized Cmm on SPARC simonmar new bug normal
#8905 Function arguments are always spilled/reloaded if scrutinee is already in WHNF simonmar new bug normal
#8922 GHC unnecessarily sign/zero-extends C call arguments tibbe, simonmar new bug normal
#8928 64-bit statically linked binary consumes all memory while spinning on 'SIGVTALRM's simonmar new simonmar bug normal
#8949 switch -msse2 to be on by default simonmar new bug normal
#8964 split_marker_entry assert breaks -split-objs and -ddump-opt-cmm simonmar new bug lowest
#8971 Native Code Generator for 7.8 is not as optimized as 7.6.3... simonmar, gideon@… new bug normal
#8982 Cost center heap profile restricted by biography of GHC segfaults simonmar new bug normal
#8996 mark more things as const in C codegen simonmar new feature request normal
#9041 NCG generates slow loop code carter.schonwald@…, mail@…, simonmar new bug normal
#9052 Support a "stable heap" which doesn't get garbage collected simonmar, hvr new simonmar feature request normal
#9088 Per-thread Haskell thread list/numbering (remove global lock from thread allocation) simonmar, rrnewton@…, carter.schonwald@… new simonmar bug low
#9105 Profiling binary consumes CPU even when idle on Linux. simonmar new simonmar bug normal
#9143 feature request: way to set actual program argv simonmar new feature request normal
#9157 cmm common block not eliminated jan.stolarek@…, simonmar new bug normal
#9232 Stats file has wrong numbers simonmar new simonmar bug low
#9253 "internal error: evacuate(static): strange closure type 0" when running in QEMU simonmar new simonmar bug normal
#9261 -S prints incorrect number of bound tasks simonmar new simonmar bug low
#9285 IO manager startup procedure somewhat odd AndreasVoellmy, simonmar new simonmar bug low
#9297 Packages linked against certain Windows .dll files give warnings at runtime simonmar, YitzGale new simonmar bug normal
#9307 LLVM vs NCG: floating point numbers close to zero have different sign simonmar new bug low
#9315 Weird change in allocation numbers of T9203 simonmar new simonmar bug normal
#9321 Support for waiting on multiple MVars simonmar new simonmar feature request normal
#9342 Branchless arithmetic operations simonmar new feature request normal
#9347 forkProcess does not acquire global handle locks michael@…, AndreasVoellmy, simonmar new simonmar bug normal
#9348 "Symbol not found" when using a shared library simonmar new simonmar bug normal
#9350 Consider using xchg instead of mfence for CS stores simonmar new feature request normal
#9352 Allow `State# s` argument/result types in `ccall` FFI imports simonmar, simonpj new feature request normal
#9431 integer-gmp small Integer multiplication does two multiplications on x86 hvr, simonmar new feature request normal
#9468 Internal error: resurrectThreads: thread blocked in a strange way: 10 edsko, simonmar, mail@… new simonmar bug normal
#9470 forkProcess breaks in multiple ways with GHC 7.6 edsko, simonmar, mail@…, snoyberg, ppud new simonmar bug normal
#9481 Linker does not correctly resolve symbols in previously loaded objects simonmar new bug normal
#9512 T9329 fails test on unregisterised i386, amd64 simonmar new bug normal
#9516 unsafeUnmask unmasks even inside uninterruptibleMask simonmar new simonmar bug normal
#9525 +RTS -xc stack trace sometimes reported twice simonmar new osa1 bug low
#9564 Floating point subnormals overrounded on output simonmar new bug normal
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