[IronPython] Very strange problem with ExecuteFile
Martin.Maly at microsoft.com
Wed Nov 22 17:51:59 CET 2006
Exactly. In console, each statement is compiled into its own CLR method so you won't hit this problem.
From: users-bounces at lists.ironpython.com [mailto:users-bounces at lists.ironpython.com] On Behalf Of Giles Thomas
Sent: Wednesday, November 22, 2006 8:12 AM
To: Discussion of IronPython
Subject: Re: [IronPython] Very strange problem with ExecuteFile
We don't see the same problem in the IronPython console; is this because
it is executing the file somehow differently - perhaps line-by-line,
maintaining a context dictionary?
Martin Maly wrote:
> I believe in this case the exception is result of what seems to be a CLR limitation. The code (in this case one static method) IronPython needs to generate to handle this input is too big and CLR/Jit then throws invalid program exception.
> The only workaround I am aware of is to split the code up to multiple functions.
> -----Original Message-----
> From: users-bounces at lists.ironpython.com [mailto:users-bounces at lists.ironpython.com] On Behalf Of Giles Thomas
> Sent: Wednesday, November 22, 2006 6:07 AM
> To: Discussion of IronPython
> Subject: [IronPython] Very strange problem with ExecuteFile
> When the attached test.py is executed using ExecuteFile (sample .cs file also attached), we get the following exception:
> System.InvalidProgramException: Common Language Runtime detected an invalid program.
> The problem does not occur under the IP Console (which I guess doesn't use ExecuteFile). My best guess is that the problem occurs when the complexity of the parse tree exceeds some particular limit.
> Does anyone have any ideas for a workaround or a fix? This one is causing us serious problems, so any thoughts would be much appreciated.
> Giles Thomas
> Resolver Systems
> giles.thomas at resolversystems.com
> users mailing list
> users at lists.ironpython.com
giles.thomas at resolversystems.com
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