Closed
Milestone
expired on Mar 31, 2014
7.8.1
The 7.8.1 release is a new major release.
- [wiki:Status/GHC-7.8 release plans for GHC 7.8]
- [wiki:Status/GHC-7.8/RC1]
- [wiki:Status/GHC-7.8/RC2]
Unstarted Issues (open and unassigned)
0
Ongoing Issues (open and assigned)
0
Completed Issues (closed)
412
- 64 bit windows executables compiled with ghc-7.8rc2 segfault when allocate more than 4G of memory
- 64-bit windows cabal.exe segfaults in GC
- Cannot use Template Haskell splice in ghci
- segmentation fault in 7.8 RC1
- hpc dyld issue
- The impossible happened : Prelude.(!!): index too large
- integer-gmp division regression
- ExistentialQuantification plus DeriveDataTypeable leads to core lint error
- Perhaps you haven't installed the "p_dyn" libraries for package ‛integer-gmp’
- Biographical profiling (-hb) crashes, other profiling modes have truncated output
- Arrows example error
- Can't compile happy + ghc with clang's CPP
- Builing HEAD fails under OSX 10.9/Xcode5/clang at OSMem.c
- Control flow optimisations duplicate blocks
- Fix Xcode5 CPP issue with compiler/deSugar/DsBinds.lhs and compiler/utils/FastString.lhs
- Fix CPP issue with Xcode5 in integer-simple
- throwTo segfaults under -prof -threaded -with-rtsopts=N2
- "tagToEnum# (0# ==# 1#) :: Bool" causes CASEFAIL in ghci
- Numerous testsuite failures on ARM due to missing mkJumpToAddr
- Static Executable + GHC API (+ Dynamic Linking?) gives Segfault
- Core lint error/warnings with `primitive-0.5.1.0`
- Crash at -O2: Cannot read from uninitialized register
- Build fails due to Haddock error in ghc-prim:GHC.Types
- ghci macros override built-ins for command expansion
- unloadObj doesn't work, unloaded_objects list keeps growing in size
- Deriving Show for Word#
- Dynamic linking on Mac
- Type checker hangs
- Race condition in setNumCapabilities
- make install (at git ef01794) still fails
- document :kind! in ghci built-in help
- mention --show-options in --help
- Default to infinite stack size?
- Parser.y.pp needs special treatment with -fcmm-sink
- -dyno and -dynamic-too undocumented
- Template Haskell now requires -dynamic or -dynamic-too
- ./configure IGNORES --with-gcc=gcc-4.8, can't build head on os x 10.8 with xcode 5 installed
- ghc 7.6.3 and ghc HEAD fails to build on OS X 10.9
- Warning for Typeable instances misplaced
- Segfault when passing unboxed Float# and Double# across modules
- setNumCapabilities broken in HEAD
- GHCi: confusing `:set +m`/`:{` interaction & wrong line-numbers in multi-line input
- stm: add mkWeakTVar
- Profiling broken
- Segfault on x86 with -O2
- unregisterised build broken
- when using lots of memory: internal error: evacuate(static): strange closure type 4
- HscStats.lhs is not used in the build process
- Register allocator chokes on certain branches with literals
- GHC API dependency analysis is broken
- Panic on type inference with vectorised parallel arrays
- Immediate seg-fault on 32-bit windows build
- "hpc markup" should accept multiple .mix file search paths
- Document how to import the special built-in functions such as inline
- error: expected ';' before 'else'
- threaded2 failures in HEAD
- Evaluating GHCi expressions is slow following the dynamic-by-default change
- Segmentation fault on 5f37e0c71ff4af8539c5aebc739b006b4f0c6ebf
- NewCodeGen does not create enough SRT labels when using SplitObjs
- Detecting if a process was killed by a signal is impossible
- Unregisterised and/or via-C compilation broken
- Reinstate constant propagation in some form
- Bug in -fregs-graph with -fnew-codegen
- Make it a warning (not error) to hide an import that isn't exported
- nofib/real/gg is miscompiled at -O1
- ghc-7.6.0.20120810-x86_64-windows.exe -> internal error R_X86_64_PC32
- Internal error: stg_ap_v_ret when running indexed_types tests
- Use system linker in GHCi to support alpha, ia64, ppc64
- New signal-handling API
- WIndows: loading objects that refer to DLL symbols
- Template Haskell should allow reification of modules
- Require PatternSynonyms language extension to *use* pattern synonyms
- Bang patterns don't work as the specification says
- Wrong jump target in stg_maskUninterruptiblezh
- The type defaulting in GHCi with Typeable
- :kind! does not work under type constructors
- -XPolyKinds causes "*** Exception: Prelude.(!!): index too large"
- Ghc panics (variable not found)
- GHCI reports nasty type signatures
- Document Coercible in user's guide
- Reifying closed type families is broken
- GHC 7.8.0 RC2 fails when compiling a hello world program on Windows 7 32bits
- Cannot derive well-kinded instance of form ‘Category
- ghc 7.6.3: type parser accepts => as -> (sometimes)
- Wrong maxStkSize calculation
- Sparc needs to be on the NoSharedLibsPlatformList
- ScopedTypeVariables & PolyKinds lead to weird error message
- LLVM backend needs to use `-globalopt` explicitly
- Standalone deriving and GND behave differently
- PatternSynonyms error gives wrong source locations
- GHC 7.8.1-rc2 requires /usr/local/lib/libgmp10.10.dylib
- rts/RetainerProfile.c: include missing header for 'markStableTables'
- QuasiQuote should imply -dynamic-too, too
- createProcess implictlitly escapes and quotes command line parameters
- Exclude extralibs from sdist
- Build fails on Solaris 10 due to missing ranlib
- Unresolved @ArSupportsAtFile@ on Solaris distribution.
- doc incorrect: Mac OS X does not supply lllvm i.e. opt and llc
- libraries/primitive build failure on Solaris 10
- Require -XIncoherentInstances to write role annotations on class definitions
- ghci dynamic loading on MacOSX assumes .dylib extension (should check .so also)
- length [Integer] is twice as slow but length [Int] is 10 times faster
- Usage of `sed' in GHC build system (Solaris build failure).
- Panic involving unboxed tuples and phantom types
- ghc 7.8: ghc-split not installed
- Pattern synonyms and TH
- GeneralizedNewtypeDeriving sometimes needs RankNTypes
- Disallow local pattern synonym declarations
- :set +s always says space usage is 0 bytes
- Pattern synonyms crash GHCi
- ghc-7.8-rc1/HEAD: --enable-unregisterised fails to build and run with threaded RTS, profiling mode
- GeneralizedNewtypeDeriving is still not Safe
- "Thread-local storage not supported" for Mac
- `System.Directory.getPermissions` fails on read-only filesystem
- ($) returning kind # no longer type checks
- hpc crashes on platforms using dynamic linking
- 7.8.1 rc1 ghci won't load compiled files
- Segmentation fault in Cabal
- x86_64 cas references unsigned int rather than StgWord
- powerpc64: error Cannot find a way to declare the thread-local gc variable
- clarify prefetch release notes + remove some deadcode
- Segfault in 64-bit Windows GHCi
- Kind operators not parsed
- Type inference regression with local dictionaries
- Cross-compilation perf-cross BuildFlavour
- .ctors handling does not work on Windows 64-bit ghci
- linking fails with 'relocation R_X86_64_PC32 against undefined symbol'
- Investigate recent 32bit compiler performance regressions
- "cannot find normal object file" error during compilation
- Don't disable dynamic linking for LLVM flavours
- RTS headers don't compile as C++
- make sdist fails in HEAD
- Need ImpredicativeTypes for GeneralizedNewtypeDeriving?
- Wrong argument order to Haskell pre-processor (-F, -pgmF, -optF)
- Extend new getPhysicalMemorySize ifdef to ios_HOST_OS
- cannot derive new-typeable instances for promoted data types taking parameters
- 7.8.1 release notes typo
- segfault/assertion failure with multi-threaded profiling
- iOS/Cross-compilation: Add build.mk.sample entry
- forkProcess masks async exceptions inside the child process
- clarify throwTo documentation
- ghci freezes in multiline when passed a closing paren
- [patch] comments outdated
- GHC.Generics needs more documentation
- reify annotations in TH
- haskeline Posix backend needs #include <sys/termios.h> on Solaris
- stage2 build fails on Solaris (SmartOS)
- Trivial comment fixup
- System function setitimer not detected in library process
- shm_open and shm_unlink not detected on openSUSE Linux
- Extra space in CFLAGS for libffi includes
- make it possible for the user to force orphanness via a module-level annotation
- The impossible happened with TH + -fno-omit-interface-pragmas
- iOS patch: fix hangs in threaded runtime
- error BaseReg must be in a register for THREADED_RTS
- Loopification breaks profiling
- System.Mem: Expose performMinorGC
- confusing comment on allocate()
- Dependency tracking (--make) broken for re-exported modules
- ghc-pkg list --simple-output prints packages in non-alphabetical order
- checkProddableBlock: invalid fixup in runtime linker (Windows)
- Assertion failure of MarkWeak
- iOS patch: Fix linker warnings
- Undefined references in HEAD object files
- sync-all failing to detect Windows
- Possible bug in open type familes: Conflicting (a->a) and (a->a->a) instances
- Possible leaks when using foreign export.
- Cannot override ghci builtin commands with :def[!]
- No pattern match non-exhaustiveness warnings when compiling with -fno-code
- TransformListComp weird type error
- Optimizations change result of div for Word
- Old-time is not built when building GHC 7.7.20130704 (perf) for Windows x86_64
- STM transaction left open if there is an orElse on the path between throwSTM and catchSTM
- Missing space in `rec` documentation
- Man page shows -help, but only --help is accepted
- Wrong invocation of configure script in libffi and integer-gmp
- Thread GC frees roots before thread actually finishes
- SrcSpan's associated with expanded quasi-quotes are inconsistent
- base library's MD5 symbols clash with others
- GHC doesn't respect -optl and -optc in a couple of places
- Build Error (master branch)
- validate in build tree fails due to problem copying haddock resources to inplace
- --make -dynamic-too doesn't work
- runghc should give an error when the path to ghc is invalid
- panic: kindFunResult ghc-prim:GHC.Prim.*{(w) tc 34d}
- dyn way and INTEGER_LIBRARY=integer-simple
- installed GHC refers to libffi in the build directory
- problem with vector in arm
- ARM Thumb relocation fails to handle sign of veneer jumps
- Installing profiling library BREAKS non-profiling executable
- FreeBSD without system libffi: Shared object "libffi.so.6" not found
- "main function" is not a function
- STM fails to validate read.
- panic in PPC NCG
- Fix mismatched visibility of StgRun
- intermittent 'unexpected' results of test ghcpkg01
- Silly error message suggesting LiberalTypeSynonyms
- Parse error with "where" and file-ending comment
- Error message when deriving Typeable without PolyKinds
- Assembly error while building GHC 7.7
- re-enable the defun RULE from a SPECIALISE instance pragma
- GHCi "Prelude.undefined" exceptions on ARM; ByteCodeItbls.mkJumpToAddr unimplemented
- GHC User’s Guide, Version 7.6.2: Page numbering errors
- modifyMVar does not restore value if callback returns error value
- strange errors when deducing constraints
- Module-local function not specialized with ConstraintKinds
- MultiWayIf should start a new layout
- kindFunResult panic with => inside a constraint
- T5313 fails
- Waiting on non-kqueue supported files on OS X
- Finish support for DYNAMIC_GHC_PROGRAMS on Windows
- RTS should provide stg_sel_n_noupd_closure
- "untracked content" in fresh clone of haskeline
- Link Error on windows
- iOS patch no 15: remove HSC2HS_EXTRA from hsc2hs's stage0 wrapper
- iOS patch no 14: libraries/base changes
- Profiling report broken with foreign exported functions
- GHC as a library documentation out of sync
- Incremental heap census
- Can't install conduit via cabal-install
- Remove direct cabal imports in Linker and Finder modules
- Testsuite failures for HPC way tests on Windows
- Testsuite failures for ghci tests normalising stderr output for .exe
- Missing backticks in error message
- unexpected out of memory error on FreeBSD
- Operators without colons
- System.Timeout.timeout may leak <<timeout>> exceptions
- threadDelay causes segfault on Mac if compiled by 32bit GHC
- Panic! make_exp (App _ (Coercion _)) when compiled with -fext-core
- "make install" fails on Windows
- ios patch no 7: Omit ghc-pwd from final stage when cross compiling
- Memory Leak in CoreM (CoreWriter)
- iOS patch no 3: enable/disable terminfo more precisely by os
- thread blocked indefinitely in an MVar operation
- :kind should do kind generalisation
- :script command does not resolve ~
- cgrun071 segfaults
- GHC should compile cleanly with clang
- Unify patterns and function bindings
- No break spaces
- Template Haskell fails to recognize type operator/function +
- incorrect handling of StackOverflow exception in the event manager
- Testing freezes on FreeBSD 9.1.
- Fix installation issues with cross compiling + honour Stage1Only properly
- Space in nullary unboxed tuples
- Unregisterised builds don't support LLVM backend
- Via-C unregisterised build fails for integer-simple
- ghc-stage1 generates wrong assembler on StgCmmPrim (operand out of range)
- Building the latest master branch on FreeBSD 9.1 fails
- Testsuite should easily be able to compile .cmm files.
- Does not correctly detect float/double Haskell types when cross-compiling
- GHC fails without an error when building text-0.11.2.3
- Passing -C flag causes the 'impossible' to happen
- Unnecessary Heap Allocations - Slow Performance
- `./configure --with-macosx-deployment-target=` doesn't work
- Terrible error message when given and wanted are both insoluble
- build/fold causes with ByteString unpack causes huge memory leak
- allocateRegsAndSpill: Cannot read from uninitialized register
- after manualy installing array-0.4.0.1
- Proposal: Add isLeft/isRight to Data.Either
- Implement cardinality analysis
- CLK_TCK is not always a constant
- Some GHCi options are undocumented
- GHC: internal error: getMBlock: mmap: Operation not permitted
- panic : Register allocator: out of stack slots (need 147)
- getNumCapabilities uses n_capabilities instead of enabled_capabilities
- Partially promoted data types
- reifyInstances can't deal with polykinded type families
- Patch to enable GHC runtime system with thr_debug_p options...
- ./configure --with--ffi-libraries: ld cannot find libffi in a non-standard location
- git tag for base-4.6.0.0 missing
- printf's * doesn't like negative numbers
- GHC API displays linker messages to stdout instead of via log_action
- haddock : Declaration for $fEqInteger attempting to use module `ghc-prim:GHC.Classes' which is not loaded
- Unexplained performance boost with +RTS -h
- replace Control.Concurrent.QSem
- -ddump-ds does not turn on -fforce-recomp
- use of -no-hs-main causes TH compiles to fail
- Test Posix004 fails in test-suite
- SafeHaskell permits OPTIONS_GHC pragmas
- Lint failure in GHC 7.6.1
- Strange data corruption with HEAD
- runghc leaks space in IO
- GHC generated DLL does not work on Windows XP/Server 2003
- GHC.exe gives an internal error while linking vector's Monadic.hs
- Building HEAD on Mac OS X 10.5 reports Undefined "_pthread_threadid_np" ref'd from _kernelThreadId in libHSrts_thr.a(OSThreads.thr_o)
- GHC fails to build from source on Alpha
- Kind-defaulting omitted leads to deeply obscure type error
- ghc-7.6.1 win64: internal error: R_X86_6 4_PC32: High bits are set in WSAGetLastError
- Inconsistent behavior for relative paths in runProcess
- print035(ghci) fails when ghci is dynamic
- decoding GADTs gives internal error: stg_ap_v_ret
- Segmentation fault in RTS' STM code on git master
- Impossible happened : CLabel.toInfoLbl stg_newMVarzh
- Better code for top-level indirections
- arm-linux: Missing field in record construction DynFlags.sPlatformConstants
- bad code for Double literals
- Optimization works for Word but not Word32 or Word64
- GHC doesn't optimise away primitive identity conversions
- plusAddr# x 0 isn't optimised away
- GHC 7.4.2 build fails on Fedora17
- Explicit type signatures for top level record pattern matches polymorphism fail
- linux-ppc64: Segfault during stage2 build
- Missing dataCast1 and dataCast2 methods in Data.Data instances
- GHC-7.6.1 panics on template haskell code
- ghc-pkg prints an awful lot of usage information
- "ghc -C" failed
- Confusing error message in type checking related to type family, fundep, and higher-rank type
- Test codeGen/should_compile/massive_array failing on 32-bits
- linker fails to load package with binding to foreign library (win64)
- problems with typelits and typenats
- generalized newtype and type families is unsound
- GHCi is too verbose on -v0
- LINE pragma disables automatic tickish annotations
- Missing optimisation: strength reduction of floating-point multiplication
- linker fails to load package with binding to foreign library
- DPH Matrix product memory usage
- GHC interpreter does not find stat64 symbol on Linux
- LLVM backend miscompiles GHC stage2
- Simplifier failing to unbox join point
- 32-bit GHC ceiling of negative float SEGFAULT: 11
- `deriving instance Generic (HsExpr Id)` raises panic
- GeneralizedNewtypeDeriving should fail with data families
- Cyclic Type Class Hierarchy Produces <<loop>>
- Instance inference failure with GADTs
- Rank 2 Polymorphism Compile Error
- GHC's build-time ld-flag checks are problematic
- TH treats non-functions in function position inconsistently
- Documentation for option -Wall and warning -fwarn-unrecognised-pragmas
- HEAD (7.5.20120421) requires RankNTypes for a rank-2 type
- Unboxed operators have wrong fixity
- fix for CSE
- Demand analysis attributes manifestly wrong demand type
- Properly parse promoted data constructor operators
- GHCi linker should run constructors for linked libraries
- regSpill: out of spill slots!
- Pattern synonyms
- dph and new code generator don't play nicely with each other
- sporadic failures during compilation under solaris
- Template Haskell: Cycle in type synonym declarations
- Warning for ANN pragmas when GHCi is not supported
- Annotations not written to interface files
- cgCase of PrimAlts needs care in new codegen
- Compiling base with cabal fails.
- Proper handling of SIGINT/SIGQUIT
- if findExecutable finds a file that matchs the argument, check if it is an executable
- <= operators get compiled worse than ==
- further support deriving instances Typeable1, Typeable2, etc
- Use new primitive bitwise operations for Int# in Data.Bits
- Add role annotations to base
- Reduce allocations in `integer-gmp`
- Document a surprising {{{unsafeDupablePerformIO}}} limitation.
- dynflag dependency addition in TcRnDriver is not needed anymore
- adding locality levels to prefetch# and friends
- RTS linker: unloadObj() does not actually unload the code
- patch to make comment about stgclosure struct more accurate
- Cost of STACK object should be attributed to CCCS at time of thread creation
- Separate StablePtr table from StableName table.
- Static flags code needs cleanup
- Instruction list length in bco->instrs redundant
- Rethink need for tarballs under "friendly" environment
- Finish new codegen
- Make cross-compilation work
- dynamic locking
- Allow role inference on datatype contexts
- Export runTcInteractive from TcRnDriver
- Allow more coercions in Safe Haskell
- Add withMVarMasked
- Generics instances for monoid and applicative newtypes
- Distinguish between update frames in rts/Printer.c
- Optimize by demoting "denormalized" Integers (i.e. J# -> S#)
- nofib-analyse: compile allocations
- support for generating annotations from TH
- Add 'bool' to Data.Bool
- Change role annotation syntax
- Expose CWD and import search paths in GHCi via new `:show paths` command
- Replace IO manager's IntMap with a mutable hash table
- Implement line-number %-substitution for prompt-string
- Applicative/Monad proposal related warnings (AMP phase 1)
- Warning for literal overflow
- Warning for pointless ranges like [5..2]
- Allow template-haskell to communicate with itself between compilation units through the interface file
- Moving basic functions
- iOS patch no 16: pass the correct -Dxxx_HOST_ARCH and -Dxxx_HOST_OS to hsc2hs by stage
- cross-compile to iOS
- iOS patch no 9: Linking
- ios patch no 8: adjustor pools
- Primitive bitwise operations on Int#
- bindist refers to libgmp.so.3 which is missing on Fedora 17
- Checkable "minimal complete definitions"
- Add common utility variants of trace to Debug.Trace
- Make worker-wrapper unbox data families
- Changing the second prompt. :{ modules| No setting available to change.
- Proposal: Add setEnv/unsetEnv to System.Environment
- Add method to Data.Bits for creating zeroed values.
- Add Data.Bits instance for Bool
- Allow the use of `deriving` for GHC generics
- Allow fractional-looking integer literals
- Add derived Show instances to GHC.Generics
- Testsuite: Print stdout diff even if stderr diff already fails
- Compositional blocking on file descriptors
- Control.Monad.ST module description should reference Data.STRef
- RULES that never fire (automatically)
- Give suggestions for unknown command line flags
- Tuple (and other exotic predicates) not yet handled in Template Haskell
- Support duplicating a TChan with the current content available.
- Unboxed Booleans
- Add stg_ap_pnnv and related call patterns
- Support specifying the assembly that should be generated
- unify handling and error messages for -X vs. {-#LANGUAGE ...#-} pragmas/extensions
- quotation characters in error messages
- Add terminateStmt to "GHC as a library"
