September 2015 - ghc-tickets

Re: [GHC] #1830: Automatic derivation of Lift
by GHC 22 Sep '15

22 Sep '15

#1830: Automatic derivation of Lift -------------------------------------+------------------------------------- Reporter: guest | Owner: | RyanGlScott Type: feature request | Status: new Priority: normal | Milestone: ⊥ Component: Template Haskell | Version: 6.8.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: Phab:D1168 -------------------------------------+------------------------------------- Comment (by Austin Seipp <austin@…>): In [changeset:"089b72f524a6a7564346baca9595fcd07081ec40/ghc" 089b72f5/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="089b72f524a6a7564346baca9595fcd07081ec40" DeriveLift extension (#1830) Summary: This implements -XDeriveLift, which allows for automatic derivation of the Lift class from template-haskell. The implementation is based off of Ian Lynagh's th-lift library (http://hackage.haskell.org/package/th-lift) Test Plan: ./validate Reviewers: hvr, simonpj, bgamari, goldfire, austin Reviewed By: goldfire, austin Subscribers: osa1, thomie Differential Revision: https://phabricator.haskell.org/D1168 GHC Trac Issues: #1830 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/1830#comment:19> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #4012: Compilation results are not deterministic
by GHC 22 Sep '15

22 Sep '15

#4012: Compilation results are not deterministic -------------------------------------+------------------------------------- Reporter: kili | Owner: niteria Type: bug | Status: patch Priority: high | Milestone: 8.0.1 Component: Compiler | Version: 6.12.2 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: Other | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: Phab:D910, | Phab:D1073, Phab:D1133, Phab:D1192 -------------------------------------+------------------------------------- Comment (by Austin Seipp <austin@…>): In [changeset:"d4d34a73aacc225a8f28d7138137bf548c9e51cc/ghc" d4d34a73/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="d4d34a73aacc225a8f28d7138137bf548c9e51cc" Make derived names deterministic The names of auxiliary bindings end up in the interface file, and since uniques are nondeterministic, we end up with nondeterministic interface files. This uses the package and module name in the generated name, so I believe it should avoid problems from #7947 and be deterministic as well. The generated names look like this now: `$cLrlbmVwI3gpI8G2E6Hg3mO` and with `-ppr-debug`: `$c$aeson_70dylHtv1FFGeai1IoxcQr$Data.Aeson.Types.Internal$String`. Reviewed By: simonmar, austin, ezyang Differential Revision: https://phabricator.haskell.org/D1133 GHC Trac Issues: #4012 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/4012#comment:121> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7947: Name conflict with DerivingDataTypeable, StandaloneDeriving and qualified imports
by GHC 22 Sep '15

22 Sep '15

#7947: Name conflict with DerivingDataTypeable, StandaloneDeriving and qualified imports -------------------------------------+------------------------------------- Reporter: a.ulrich | Owner: Type: bug | Status: closed Priority: normal | Milestone: Component: Compiler (Type | Version: 7.7 checker) | Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: GHC rejects | Test Case: valid program | deriving/should_compile/T7947 Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Comment (by Austin Seipp <austin@…>): In [changeset:"d4d34a73aacc225a8f28d7138137bf548c9e51cc/ghc" d4d34a73/ghc]: {{{ #!CommitTicketReference repository="ghc" revision="d4d34a73aacc225a8f28d7138137bf548c9e51cc" Make derived names deterministic The names of auxiliary bindings end up in the interface file, and since uniques are nondeterministic, we end up with nondeterministic interface files. This uses the package and module name in the generated name, so I believe it should avoid problems from #7947 and be deterministic as well. The generated names look like this now: `$cLrlbmVwI3gpI8G2E6Hg3mO` and with `-ppr-debug`: `$c$aeson_70dylHtv1FFGeai1IoxcQr$Data.Aeson.Types.Internal$String`. Reviewed By: simonmar, austin, ezyang Differential Revision: https://phabricator.haskell.org/D1133 GHC Trac Issues: #4012 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7947#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2147: unhelpful error message for a misplaced DEPRECATED pragma
by GHC 21 Sep '15

21 Sep '15

#2147: unhelpful error message for a misplaced DEPRECATED pragma -------------------------------------+------------------------------------- Reporter: guest | Owner: Type: bug | Status: new Priority: lowest | Milestone: 8.0.1 Component: Compiler | Version: 6.8.2 (Parser) | Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Changes (by thomie): * failure: => None/Unknown * component: Compiler => Compiler (Parser) -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/2147#comment:20> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2374: MutableByteArray# is slower than Addr#
by GHC 21 Sep '15

21 Sep '15

#2374: MutableByteArray# is slower than Addr# -------------------------------------+------------------------------------- Reporter: dolio | Owner: Type: bug | Status: new Priority: lowest | Milestone: 8.0.1 Component: Compiler (NCG) | Version: 6.8.2 Resolution: | Keywords: | performance array Operating System: Linux | Architecture: x86_64 Type of failure: Runtime | (amd64) performance bug | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Changes (by thomie): * failure: => Runtime performance bug -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/2374#comment:17> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2064: problems with duplicate modules
by GHC 21 Sep '15

21 Sep '15

#2064: problems with duplicate modules -------------------------------------+------------------------------------- Reporter: Frederik | Owner: Type: bug | Status: closed Priority: lowest | Milestone: Component: Package system | Version: 6.8.2 Resolution: fixed | Keywords: Operating System: Unknown/Multiple | Architecture: | Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Revisions: -------------------------------------+------------------------------------- Changes (by thomie): * status: new => closed * failure: => None/Unknown * resolution: => fixed * milestone: 8.0.1 => Comment: Cabal checks for duplicate exposed-modules in .cabal files nowadays. -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/2064#comment:20> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] Batch modify: #3034, #5188, #5780, #5941, #7109, #7763, #8426, ...
by GHC 21 Sep '15

21 Sep '15

Batch modification to #3034, #5188, #5780, #5941, #7109, #7763, #8426, #8572, #8594, #8910, #9009, #9043, #9089 by thomie: Action: provideinfo -- Tickets URL: <http://ghc.haskell.org/trac/ghc/query?id=3034%2C5188%2C5780%2C5941%2C7109%2…> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #8665: RELEASE_LOCK: I do not own this lock
by GHC 21 Sep '15

21 Sep '15

#8665: RELEASE_LOCK: I do not own this lock ----------------------------------+---------------------------------- Reporter: guest | Owner: Type: bug | Status: new Priority: normal | Milestone: _|_ Component: Compiler | Version: 7.6.3 Keywords: | Operating System: MacOS X Architecture: x86_64 (amd64) | Type of failure: Runtime crash Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ----------------------------------+---------------------------------- Got this error running the latest version of Yesod: {{{ Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 devel.hs: internal error: RELEASE_LOCK: I do not own this lock: rts/Capability.c 431 (GHC version 7.6.3 for x86_64_apple_darwin) Please report this as a GHC bug: http://www.haskell.org/ghc/reportabug Exit code: ExitFailure 6 }}} -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8665> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #8645: Improper response from GHCI terminal after importing Gnuplot package
by GHC 21 Sep '15

21 Sep '15

#8645: Improper response from GHCI terminal after importing Gnuplot package ---------------------------------+------------------------------------- Reporter: pankajsejwal | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Compiler | Version: 7.6.3 Keywords: ghci, gnuplot | Operating System: Unknown/Multiple Architecture: x86 | Type of failure: Other Difficulty: Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | ---------------------------------+------------------------------------- I recently tried one simple example on plotting using Haskell wrapper for Gnuplot on ubuntu using this example:[http://www.linuxquestions.org/questions/blog/hydramax-533365 /quick-and-dirty-plotting-with-haskell-gnuplot-35230/] . It works fine, but after I close the graph window and type anything in GHCI terminal, it doesn't show it being typed. On entering text and pressing return it executes it in a normal way. I tried with unloading all modules but to no avail. Has someone else faced it earlier ? GHC : 7.6.3 Linux : Ubuntu 12 -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/8645> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7647: UNPACK polymorphic fields
by GHC 21 Sep '15

21 Sep '15

#7647: UNPACK polymorphic fields -------------------------------------+------------------------------------- Reporter: liyang | Owner: Type: feature request | Status: new Priority: normal | Milestone: 8.0.1 Component: Compiler | Version: 7.6.1 Resolution: | Keywords: Operating System: Unknown/Multiple | Architecture: Type of failure: Runtime | Unknown/Multiple performance bug | Test Case: Blocked By: | Blocking: Related Tickets: #3990 #9655 | Differential Revisions: -------------------------------------+------------------------------------- Changes (by vagarenko): * cc: vagarenko (added) -- Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/7647#comment:13> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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