January 2013 - ghc-tickets

Re: [GHC] #2280: randomR too slow
by GHC 27 Jan '13

27 Jan '13

#2280: randomR too slow ---------------------------------+------------------------------------------ Reporter: guest | Owner: rrnewton Type: bug | Status: new Priority: normal | Milestone: _|_ Component: libraries/random | Version: 6.8.2 Keywords: randomR | Os: Linux Architecture: x86 | Failure: Runtime performance bug Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: #427 | ---------------------------------+------------------------------------------ Changes (by morabbin): * related: => #427 -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2280#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2273: inlining defeats seq
by GHC 27 Jan '13

27 Jan '13

#2273: inlining defeats seq -------------------------------+-------------------------------------------- Reporter: igloo | Owner: Type: bug | Status: new Priority: lowest | Milestone: 7.6.2 Component: Compiler | Version: 6.9 Resolution: | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: -------------------------------+-------------------------------------------- Comment(by morabbin): Seems to work as desired with 7.6.1: {{{ ghc -O -ddump-simpl -ddump-stg -c T2273.hs }}} yields (in the STG code): {{{ [GblId, Arity=2, Str=DmdType S(S)L, Unf=OtherCon []] = \r srt:(0,*bitmap*) [env_sxC s_sxP] case env_sxC of wild_sxO { Q.TcLclEnv ds_sxF -> case case ds_sxF of _ { Q.Comp -> Q.tcExtendIdEnv3; Q.Splice l_sxI -> l_sxI; Q.Brack l_sxK -> l_sxK; } of level_sxN { GHC.Types.I# ipv_syf -> Q.tc_extend_local_id_env level_sxN wild_sxO s_sxP; }; }; }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2273#comment:21> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2260: Non-ideal error message for misplaced LANGUAGE pragma
by GHC 27 Jan '13

27 Jan '13

#2260: Non-ideal error message for misplaced LANGUAGE pragma ----------------------------------+----------------------------------------- Reporter: TomMD | Owner: Type: bug | Status: new Priority: lowest | Milestone: 7.6.2 Component: Compiler (Parser) | Version: 6.8.2 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ----------------------------------+----------------------------------------- Changes (by morabbin): * failure: => None/Unknown Comment: Not a problem any more? {{{ Orac:~/work/ghc $ ghci T2260.hs GHCi, version 7.6.1: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. [1 of 1] Compiling Main ( T2260.hs, interpreted ) Ok, modules loaded: Main. *Main> :q Leaving GHCi. }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2260#comment:12> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2258: ghc --cleanup
by GHC 27 Jan '13

27 Jan '13

#2258: ghc --cleanup ---------------------------------+------------------------------------------ Reporter: claus | Owner: Type: feature request | Status: new Priority: lowest | Milestone: 7.6.2 Component: Compiler | Version: 6.8.2 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: #4114 | ---------------------------------+------------------------------------------ Changes (by morabbin): * related: => #4114 -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2258#comment:13> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #4114: Add a flag to remove/delete intermediate files generated by GHC
by GHC 27 Jan '13

27 Jan '13

#4114: Add a flag to remove/delete intermediate files generated by GHC ---------------------------------+------------------------------------------ Reporter: guest | Owner: Type: feature request | Status: new Priority: low | Milestone: 7.6.2 Component: Compiler | Version: 6.10.4 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: | Testcase: Blockedby: | Blocking: Related: #2258 | ---------------------------------+------------------------------------------ Changes (by morabbin): * related: 2258 => #2258 -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4114#comment:11> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #4114: Add a flag to remove/delete intermediate files generated by GHC
by GHC 27 Jan '13

27 Jan '13

#4114: Add a flag to remove/delete intermediate files generated by GHC ---------------------------------+------------------------------------------ Reporter: guest | Owner: Type: feature request | Status: new Priority: low | Milestone: 7.6.2 Component: Compiler | Version: 6.10.4 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: | Testcase: Blockedby: | Blocking: Related: 2258 | ---------------------------------+------------------------------------------ Changes (by morabbin): * related: => 2258 -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/4114#comment:10> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2207: Load the interface details for GHC.* even without -O
by GHC 27 Jan '13

27 Jan '13

#2207: Load the interface details for GHC.* even without -O ---------------------------------+------------------------------------------ Reporter: simonpj | Owner: Type: feature request | Status: new Priority: lowest | Milestone: 7.6.2 Component: Compiler | Version: 6.8.2 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Changes (by morabbin): * failure: => None/Unknown Comment: With ghc 7.6.1 and the attached file: {{{ Orac:~/work/ghc $ ghc -ddump-simpl Tick2207.hs [1 of 1] Compiling Main ( Tick2207.hs, Tick2207.o ) ... Main.foo :: GHC.Types.Bool [GblId] Main.foo = GHC.Classes.== @ GHC.Types.Int GHC.Classes.$fEqInt (GHC.Types.I# 1) (GHC.Types.I# 2) ... }}} Output is much prettier, but still exhibits OP's issue. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2207#comment:12> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2244: load in GHCi doesn't work with UTF-8 filenames
by GHC 27 Jan '13

27 Jan '13

#2244: load in GHCi doesn't work with UTF-8 filenames -------------------------------+-------------------------------------------- Reporter: malebria | Owner: Type: bug | Status: closed Priority: lowest | Milestone: 7.6.2 Component: GHCi | Version: 6.8.2 Resolution: fixed | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: -------------------------------+-------------------------------------------- Changes (by shachaf): * status: new => closed * resolution: => fixed Comment: This was fixed sometime between 7.4.1 and 7.6.1 -- see #7551. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2244#comment:14> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2215: :disable command to disable breakpoints
by GHC 27 Jan '13

27 Jan '13

#2215: :disable command to disable breakpoints ---------------------------------+------------------------------------------ Reporter: SamB | Owner: Type: feature request | Status: new Priority: lowest | Milestone: 7.6.2 Component: GHCi | Version: 6.9 Keywords: debugger ghci | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Changes (by morabbin): * failure: => None/Unknown Comment: The new GHCi command `delete` seems to cover this in a non-clunky fashion: {{{ :delete * | num ... Delete one or more breakpoints by number (use :show breaks to see the number of each breakpoint). The * form deletes all the breakpoints. }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2215#comment:13> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2216: Better error message for unboxed types with no -fglasgow-exts flag
by GHC 27 Jan '13

27 Jan '13

#2216: Better error message for unboxed types with no -fglasgow-exts flag ------------------------------+--------------------------------------------- Reporter: tim | Type: feature request Status: new | Priority: normal Milestone: _|_ | Component: Compiler (Parser) Version: 6.8.2 | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: ------------------------------+--------------------------------------------- Changes (by morabbin): * failure: => None/Unknown Comment: Given that `-fglasgow-exts` is deprecated, and given that the problems pointed in the comments still hold, is this worth keeping open? -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2216#comment:5> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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