[squeak-dev] VMMaker loading uncovers a bug in MC
David T. Lewis
lewis at mail.msen.com
Mon Mar 8 03:35:56 UTC 2010
On Mon, Mar 08, 2010 at 05:14:05AM +0200, Igor Stasenko wrote:
> On 8 March 2010 05:00, David T. Lewis <lewis at mail.msen.com> wrote:
> > On Mon, Mar 08, 2010 at 03:09:36AM +0200, Igor Stasenko wrote:
> >> I tried to load VMMaker package into latest trunk image:
> >> shortRunLengthAt: i from: runArray
> >> ?? ?? ?? "Return the run-length value from the given ShortRunArray."
> >> ?? ?? ?? ^((self cCoerce: runArray to:'int *') at: i) bitShift: Argument expected ->- 16
> >> I know, this is because of the latest fixes to parser to disallow
> >> space after unary minus.
> > This was fixed in VMMaker-dtl.159.
> >> ohh sorry for not mentioning. I used 'update-dtl.2.mcm' config for loading it.
> > So I guess I need to fix the configuration map. I updated it to
> > 'update-dtl.3.mcm' which hopefully takes care of the VMMaker part
> > of the problem.
> Everything is ok now, except that once it gets to loading a freetype,
> i got 'subscript out of bounds'
> and image UI become unusable, since same error happens over and over
> again when rendering text.
Eeek! I just tried loading from http://www.squeaksource.com/FreeTypePlus
and something is definitely broken just as you describe.
The error is in WorldState>>displayWorldSafely leading to an Array
subscript out of bounds. It's not possible to open a debugger.
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