February 2013 - ghc-tickets

Re: [GHC] #6037: Compile-time crash with sources with non-representable unicode characters
by GHC 23 Feb '13

23 Feb '13

#6037: Compile-time crash with sources with non-representable unicode characters ---------------------------------+------------------------------------------ Reporter: akio | Owner: Type: bug | Status: new Priority: normal | Milestone: 7.8.1 Component: Compiler | Version: 7.4.1 Keywords: | Os: Linux Architecture: Unknown/Multiple | Failure: Compile-time crash Difficulty: Unknown | Testcase: T6037 Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Changes (by igloo): * testcase: => T6037 * milestone: 7.6.2 => 7.8.1 Comment: I think that we want to do something along the lines of: {{{ enc <- mkIconvEncoding TransliterateCodingFailure localeEncodingName hSetEncoding stdout enc hSetEncoding stderr enc }}} but that means using internal modules, doing different things on different platforms, etc. Instead: I think we should be able to just do: {{{ hSetEncodingFailureMode stdout TransliterateCodingFailure hSetEncodingFailureMode stderr TransliterateCodingFailure }}} I've added a test. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/6037#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7383: implement proper type promotion in compilation of C calls
by GHC 23 Feb '13

23 Feb '13

#7383: implement proper type promotion in compilation of C calls -------------------------------+-------------------------------------------- Reporter: igloo | Owner: Type: bug | Status: closed Priority: high | Milestone: 7.6.2 Component: Compiler | Version: 7.6.1 Resolution: fixed | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: 7684 -------------------------------+-------------------------------------------- Changes (by igloo): * status: infoneeded => closed * resolution: => fixed Comment: cgrun071 passes on OS X x86. I've pushed it. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7383#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #7383: implement proper type promotion in compilation of C calls
by GHC 23 Feb '13

23 Feb '13

#7383: implement proper type promotion in compilation of C calls ---------------------------------+------------------------------------------ Reporter: igloo | Owner: Type: bug | Status: infoneeded Priority: high | Milestone: 7.6.2 Component: Compiler | Version: 7.6.1 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: 7684 | ---------------------------------+------------------------------------------ Comment(by marlowsd@…): commit 085e8145f63c8f42d8bc19cd3cff52b8cd5b6455 {{{ Author: Simon Marlow <marlowsd(a)gmail.com> Date: Wed Feb 20 11:43:33 2013 +0000 x86: promote arguments to C functions according to the ABI (#7383) I don't think the x86-64 version is quite right, but this ought to be enough to pass cgrun071. This code is terrible and needs a complete refactor. There's a lot of duplication, and we ought to be specifying the ABI in a much more abstract way (like LLVM). compiler/nativeGen/X86/CodeGen.hs | 20 ++++++++++++++------ 1 files changed, 14 insertions(+), 6 deletions(-) }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7383#comment:5> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2959: Merge in LambdaVM (Haskell to Java/JVM bytecode translator)
by GHC 23 Feb '13

23 Feb '13

#2959: Merge in LambdaVM (Haskell to Java/JVM bytecode translator) -------------------------------+-------------------------------------------- Reporter: kgardas | Owner: Type: feature request | Status: closed Priority: normal | Milestone: _|_ Component: Compiler | Version: 6.11 Resolution: wontfix | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: -------------------------------+-------------------------------------------- Changes (by igloo): * status: new => closed * resolution: => wontfix Comment: In the absence of evidence to the contrary, I assume that it is still not suitable for merging, so I'll close the ticket. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2959#comment:9> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #2427: Allow compilation of source from stdin
by GHC 23 Feb '13

23 Feb '13

#2427: Allow compilation of source from stdin ---------------------------------+------------------------------------------ Reporter: guest | Owner: Type: feature request | Status: new Priority: normal | Milestone: _|_ Component: Compiler | Version: 6.8.3 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Changes (by nathanhowell): * cc: nathanhowell@… (added) -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/2427#comment:9> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #881: Improve space profiling for references
by GHC 22 Feb '13

22 Feb '13

#881: Improve space profiling for references ---------------------------------+------------------------------------------ Reporter: simonpj | Owner: Type: feature request | Status: new Priority: normal | Milestone: _|_ Component: Profiling | Version: 6.4.2 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: Unknown | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Comment(by simonmar): The example still reports "SYSTEM", but I don't see an obvious reason why, so not closing this ticket. Updated code: {{{ {-# OPTIONS_GHC -fprof-auto #-} import Control.Monad import Data.IORef import System.Environment main = do [n] <- getArgs replicateM (read n) (newIORef [1,2,3]) }}} {{{ $ ./881 10000000 +RTS -hr -K1g -S }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/881#comment:9> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #5931: Allow 'Any' to be passed to a foreign prim function.
by GHC 22 Feb '13

22 Feb '13

#5931: Allow 'Any' to be passed to a foreign prim function. -------------------------------+-------------------------------------------- Reporter: nomeata | Owner: simonmar Type: feature request | Status: closed Priority: normal | Milestone: 7.6.2 Component: Compiler (FFI) | Version: 7.4.1 Resolution: fixed | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Difficulty: Unknown Testcase: | Blockedby: Blocking: | Related: -------------------------------+-------------------------------------------- Changes (by simonmar): * status: new => closed * resolution: => fixed Comment: Looks like this has been done. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5931#comment:4> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #7711: Multi-line input mode in ghci doesn't obey :set prompt
by GHC 22 Feb '13

22 Feb '13

#7711: Multi-line input mode in ghci doesn't obey :set prompt -----------------------------+---------------------------------------------- Reporter: tibbe | Owner: Type: bug | Status: new Priority: normal | Component: GHCi Version: 7.6.2 | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: None/Unknown | Blockedby: Blocking: | Related: -----------------------------+---------------------------------------------- You can set your prompt using {{{ :set prompt "ghci> " }}} But this is not obeyed by the multi-line input mode in ghci: {{{ ghci> :{ Prelude S S8 Network.Socket| getNumericHostAddress host = do }}} -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7711> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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[GHC] #7710: AutoDeriveTypeable and synonyms
by GHC 21 Feb '13

21 Feb '13

#7710: AutoDeriveTypeable and synonyms --------------------------------------+------------------------------------- Reporter: monoidal | Owner: Type: bug | Status: new Priority: normal | Component: Compiler Version: 7.7 | Keywords: Os: Unknown/Multiple | Architecture: Unknown/Multiple Failure: GHC rejects valid program | Blockedby: Blocking: | Related: --------------------------------------+------------------------------------- {{{ {-# LANGUAGE AutoDeriveTypeable, DeriveDataTypeable, TypeSynonymInstances #-} type T = Int }}} reports duplicate instance for `Typeable Int` error. In my opinion type synonyms should be excluded from -XAutoDeriveTypeable. -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/7710> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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Re: [GHC] #5391: Better deriving for Typeable
by GHC 20 Feb '13

20 Feb '13

#5391: Better deriving for Typeable ---------------------------------+------------------------------------------ Reporter: simonpj | Owner: Type: feature request | Status: new Priority: normal | Milestone: 7.6.2 Component: Compiler | Version: 7.0.4 Keywords: | Os: Unknown/Multiple Architecture: Unknown/Multiple | Failure: None/Unknown Difficulty: | Testcase: Blockedby: | Blocking: Related: | ---------------------------------+------------------------------------------ Comment(by monoidal): Now Typeable is kind-polymorphic, should this be closed? -- Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5391#comment:6> GHC <http://www.haskell.org/ghc/> The Glasgow Haskell Compiler

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