September 2013 - ghc-tickets

Re: [GHC] #3103: Compiling base with cabal fails.
by GHC 20 Sep '13

20 Sep '13

#3103: Compiling base with cabal fails. -------------------------------------+------------------------------------ Reporter: Lemmih | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.8.1 Component: Compiler | Version: 6.10.1 Resolution: worksforme | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: T3103 | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Changes (by bgamari): * status: new => closed * resolution: => worksforme Comment: I was also able to compile `base-4.7` with cabal 1.18 but without the MVar warning during preprocessing nor the interface file warning. Closing this for now. Reopen if the daemons resurface. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/3103#comment:18> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #5361: regSpill: out of spill slots!
by GHC 20 Sep '13

20 Sep '13

#5361: regSpill: out of spill slots! -------------------------------------+------------------------------------- Reporter: markwright | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.8.1 Component: Compiler | Version: 7.1 Resolution: worksforme | Keywords: regSpill panic Operating System: Linux | impossible Type of failure: Compile-time | Architecture: x86_64 (amd64) crash | Difficulty: Unknown Test Case: | Blocked By: http://hackage.haskell.org/package/SHA| Related Tickets: Blocking: | -------------------------------------+------------------------------------- Changes (by bgamari): * status: new => closed * resolution: => worksforme Comment: Despite the root cause probably still lurking about somewhere, I'm going to close this until another failing case is found. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5361#comment:9> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #5361: regSpill: out of spill slots!
by GHC 20 Sep '13

20 Sep '13

#5361: regSpill: out of spill slots! -------------------------------------+------------------------------------- Reporter: markwright | Owner: Type: bug | Status: new Priority: high | Milestone: 7.8.1 Component: Compiler | Version: 7.1 Resolution: | Keywords: regSpill panic Operating System: Linux | impossible Type of failure: Compile-time | Architecture: x86_64 (amd64) crash | Difficulty: Unknown Test Case: | Blocked By: http://hackage.haskell.org/package/SHA| Related Tickets: Blocking: | -------------------------------------+------------------------------------- Comment (by bgamari): Oddly enough I failed to reproduce the crash with SHA (built with `-O -fregs-graph`). Admittedly each way took ghc several minutes to compile but eventually it finished. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5361#comment:8> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7501: Some GHCi options are undocummented
by GHC 20 Sep '13

20 Sep '13

#7501: Some GHCi options are undocummented -------------------------------------+------------------------------------ Reporter: monoidal | Owner: bgamari Type: bug | Status: new Priority: high | Milestone: 7.8.1 Component: Documentation | Version: 7.6.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Changes (by bgamari): * owner: => bgamari Comment: I'll be working on this in my `ghci-docs` branch https://github.com/bgamari/ghc/compare/ghci-docs -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7501#comment:7> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7501: Some GHCi options are undocummented
by GHC 20 Sep '13

20 Sep '13

#7501: Some GHCi options are undocummented -------------------------------------+------------------------------------ Reporter: monoidal | Owner: Type: bug | Status: new Priority: high | Milestone: 7.8.1 Component: Documentation | Version: 7.6.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: None/Unknown | Difficulty: Unknown Test Case: | Blocked By: Blocking: | Related Tickets: -------------------------------------+------------------------------------ Comment (by bgamari): To be clear, the following commands still need documentation, * `:issafe` * `:list` * `:steplocal` * `:stepmodule` -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7501#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7043: 32-bit GHC ceiling of negative float SEGFAULT: 11
by GHC 20 Sep '13

20 Sep '13

#7043: 32-bit GHC ceiling of negative float SEGFAULT: 11 -------------------------------------+------------------------------------- Reporter: DrGodCarl | Owner: Type: bug | Status: infoneeded Priority: high | Milestone: 7.8.1 Component: Compiler | Version: 7.4.1 Resolution: | Keywords: Segfault, Operating System: MacOS X | ceiling, segmentation fault Type of failure: GHCi crash | Architecture: Other Test Case: arith005(ghci), | Difficulty: Unknown num010(ghci) | Blocked By: 3658 Blocking: | Related Tickets: -------------------------------------+------------------------------------- Changes (by bgamari): * status: new => infoneeded * milestone: 7.6.2 => 7.8.1 Comment: Could someone verify that this is also fixed in HEAD on OS X (DrGodCarl perhaps)? -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7043#comment:13> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #5859: unsafeInterleaveIO duplicates computation when evaluated by multiple threads
by GHC 20 Sep '13

20 Sep '13

#5859: unsafeInterleaveIO duplicates computation when evaluated by multiple threads ------------------------------------------------+-------------------------- Reporter: joeyadams | Owner: Type: bug | simonpj Priority: high | Status: new Component: libraries/base | Milestone: 7.6.2 Resolution: | Version: 7.2.2 Operating System: Unknown/Multiple | Keywords: Type of failure: Incorrect result at runtime | Architecture: Test Case: | Unknown/Multiple Blocking: | Difficulty: | Unknown | Blocked By: | Related Tickets: ------------------------------------------------+-------------------------- Comment (by bgamari): Indeed I can't reproduce the bad behavior with 7.6.2 and 7.7 HEAD. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/5859#comment:10> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7068: Extensive Memory usage (regression)
by GHC 20 Sep '13

20 Sep '13

#7068: Extensive Memory usage (regression) -------------------------------------------------+------------------------- Reporter: waldheinz | Owner: Type: bug | simonpj Priority: high | Status: new Component: Compiler | Milestone: 7.8.1 Resolution: | Version: 7.4.1 Operating System: Unknown/Multiple | Keywords: Type of failure: Compile-time performance bug | Architecture: Test Case: | Unknown/Multiple Blocking: | Difficulty: | Unknown | Blocked By: | Related Tickets: -------------------------------------------------+------------------------- Comment (by bgamari): I tried to reproduce this with 7.8 but unfortunately #7574 got in the way of building `utf8-string`. Perhaps it would be worth trying again after this is fixed. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7068#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7436: Derived Foldable and Traversable instances become extremely inefficient due to eta-expansion
by GHC 20 Sep '13

20 Sep '13

#7436: Derived Foldable and Traversable instances become extremely inefficient due to eta-expansion --------------------------------------------+------------------------------ Reporter: shachaf | Owner: Type: bug | Status: merge Priority: normal | Milestone: 7.6.3 Component: Compiler | Version: 7.6.1 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Runtime performance bug | Unknown/Multiple Test Case: perf/should_runt/T7436 | Difficulty: Unknown Blocking: | Blocked By: | Related Tickets: --------------------------------------------+------------------------------ Comment (by carter): was this merged into 7.6? else wise, should it be merged into 7.8/head? -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7436#comment:23> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7574: Register allocator chokes on certain branches with literals
by GHC 20 Sep '13

20 Sep '13

#7574: Register allocator chokes on certain branches with literals -------------------------------------+------------------------------------- Reporter: thoughtpolice | Owner: simonmar Type: bug | Status: new Priority: highest | Milestone: 7.8.1 Component: Compiler (NCG) | Version: 7.7 Resolution: | Keywords: ncg, codegen Operating System: Unknown/Multiple | Architecture: Unknown/Multiple Type of failure: Compile-time | Difficulty: Unknown crash | Blocked By: 7573 Test Case: | Related Tickets: #7571,#7534, codeGen/should_compile/T7574 | #7814 Blocking: | -------------------------------------+------------------------------------- Changes (by bgamari): * cc: bgamari@… (added) -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7574#comment:26> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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