Re: [GHC] #2877: crash when printig a list (IO ())
#2877: crash when printig a list (IO ()) ---+ Reporter: guest |Owner: Type: bug | Status: closed Priority: normal |Milestone: Component: GHCi| Version: 6.10.1 Severity: normal | Resolution: worksforme Keywords: | Difficulty: Unknown Testcase: | Os: Windows Architecture: x86_64 (amd64) | ---+ Changes (by igloo): * status: new = closed * resolution: = worksforme -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/2877#comment:3 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler___ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs
Re: [GHC] #2877: crash when printig a list (IO ())
#2877: crash when printig a list (IO ()) ---+ Reporter: guest |Owner: Type: bug | Status: new Priority: normal |Milestone: Component: GHCi| Version: 6.10.1 Severity: normal | Resolution: Keywords: | Difficulty: Unknown Testcase: | Os: Windows Architecture: x86_64 (amd64) | ---+ Comment (by igloo): Works for me on x86_64/Linux and x386/Windows, but I don't have x86_64/Windows. (nor was I using ghci from within emacs). Do you have a `.o` or `.hi` file for the module? If so, can you reproduce it after removing them? -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/2877#comment:2 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler___ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs
Re: [GHC] #2877: crash when printig a list (IO ())
#2877: crash when printig a list (IO ())
---+
Reporter: guest |Owner:
Type: bug | Status: new
Priority: normal |Milestone:
Component: GHCi| Version: 6.10.1
Severity: normal | Resolution:
Keywords: | Difficulty: Unknown
Testcase: | Os: Windows
Architecture: x86_64 (amd64) |
---+
Changes (by simonpj):
* difficulty: = Unknown
Old description:
data InputSignal = IS1 |
IS2
data OutputSignal = OS1 Widget [Int] |
OS2 Widget [String]
type Widget = InputSignal - OutputSignal
testWidgetSignalProcessor :: (Int, Int, Int) - Widget
testWidgetSignalProcessor pos@(x, y, z) IS1 = OS1
(testWidgetSignalProcessor pos) [1, 2, 3]
testWidgetSignalProcessor pos@(x, y, z) IS2 = OS2
(testWidgetSignalProcessor (666, 666, 666)) [ich, kack, ab]
makeTestWidget :: (Int, Int, Int) - Widget
makeTestWidget pos = testWidgetSignalProcessor pos
display :: OutputSignal - IO ()
display (OS1 widget list) = print list
display (OS2 widget list) = print list
test :: IO ()
test = do
let testWidget = makeTestWidget (0, 0, 0)
display $ testWidget IS1
display $ testWidget IS2
when i enter test at the interpreter-prompt (i'm using ghci from
emacs), it crashes with the following message:
: panic! (the 'impossible' happened)
(GHC version 6.10.1 for i386-unknown-mingw32):
loadObj: failed
New description:
{{{
data InputSignal = IS1 |
IS2
data OutputSignal = OS1 Widget [Int] |
OS2 Widget [String]
type Widget = InputSignal - OutputSignal
testWidgetSignalProcessor :: (Int, Int, Int) - Widget
testWidgetSignalProcessor pos@(x, y, z) IS1 = OS1
(testWidgetSignalProcessor pos) [1, 2, 3]
testWidgetSignalProcessor pos@(x, y, z) IS2 = OS2
(testWidgetSignalProcessor (666, 666, 666)) [ich, kack, ab]
makeTestWidget :: (Int, Int, Int) - Widget
makeTestWidget pos = testWidgetSignalProcessor pos
display :: OutputSignal - IO ()
display (OS1 widget list) = print list
display (OS2 widget list) = print list
test :: IO ()
test = do
let testWidget = makeTestWidget (0, 0, 0)
display $ testWidget IS1
display $ testWidget IS2
}}}
when i enter test at the interpreter-prompt (i'm using ghci from emacs),
it crashes with the following message:
{{{
: panic! (the 'impossible' happened)
(GHC version 6.10.1 for i386-unknown-mingw32):
loadObj: failed
Comment:
That's odd. On our x86_64 machine it works fine:
{{{
[1 of 1] Compiling T2877( T2877.hs, interpreted )
Ok, modules loaded: T2877.
*T2877 test
[1,2,3]
[ich,kack,ab]
*T2877
}}}
Can others try?
Simon
--
Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/2877#comment:1
GHC http://www.haskell.org/ghc/
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[GHC] #2877: crash when printig a list (IO ())
#2877: crash when printig a list (IO ()) +--- Reporter: guest| Owner: Type: bug | Status: new Priority: normal | Component: GHCi Version: 6.10.1 | Severity: normal Keywords: | Testcase: Os: Windows | Architecture: x86_64 (amd64) +--- data InputSignal = IS1 | IS2 data OutputSignal = OS1 Widget [Int] | OS2 Widget [String] type Widget = InputSignal - OutputSignal testWidgetSignalProcessor :: (Int, Int, Int) - Widget testWidgetSignalProcessor pos@(x, y, z) IS1 = OS1 (testWidgetSignalProcessor pos) [1, 2, 3] testWidgetSignalProcessor pos@(x, y, z) IS2 = OS2 (testWidgetSignalProcessor (666, 666, 666)) [ich, kack, ab] makeTestWidget :: (Int, Int, Int) - Widget makeTestWidget pos = testWidgetSignalProcessor pos display :: OutputSignal - IO () display (OS1 widget list) = print list display (OS2 widget list) = print list test :: IO () test = do let testWidget = makeTestWidget (0, 0, 0) display $ testWidget IS1 display $ testWidget IS2 when i enter test at the interpreter-prompt (i'm using ghci from emacs), it crashes with the following message: : panic! (the 'impossible' happened) (GHC version 6.10.1 for i386-unknown-mingw32): loadObj: failed -- Ticket URL: http://hackage.haskell.org/trac/ghc/ticket/2877 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler___ Glasgow-haskell-bugs mailing list Glasgow-haskell-bugs@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-bugs
