[Vm-dev] VM Maker: VMMaker-dtl.191.mcz
John M McIntosh
johnmci at smalltalkconsulting.com
Fri Oct 8 21:44:40 UTC 2010
Ok, well the off by one error (j=1) likely causes a crash because it would write a word off the end of the targeted form or array.
If you fall back to the oscog version that won't run as a 64bit vm on a 32bit image.
On 2010-10-08, at 2:54 PM, squeak-dev-noreply at lists.squeakfoundation.org wrote:
> Dave Lewis uploaded a new version of VMMaker to project VM Maker:
> ==================== Summary ====================
> Name: VMMaker-dtl.191
> Author: dtl
> Time: 8 October 2010, 3:52:12 am
> UUID: f82f1668-dd8b-417b-b546-320e2a713272
> Ancestors: VMMaker-dtl.190
> VMMaker 4.3.5
> Adopt JPEGReaderWriter2Plugin from oscog.
> JPEGReaderWriter2Plugin is gives incorrect results as reported by Bert:
> And on my system, the plugin crashes the VM outright.
> JPEGReaderWriter2Plugin from oscog branch works correctly.
> Merging the differences did not produce a happy result, therefore adopt the working oscog version. Follow up may be required to add intended changes from John's 64-bit updates as detailed below:
> The oscog version contains parameter type declarations that are missing from the vmmaker trunk. The oscog version is stamped 4/4/2006, so this is just something that did not get included in trunk. Oscog version is correct, adopt in in trunk.
> Oscog contains type declarations missing from trunk. Trunk contains John's type declaration fixes for 64-bit. Merging the two does not produce a working version, therefore adopt oscog version. This update removes the changes that were introduced in John's update of 1/4/2010.
> Oscog contains type declarations missing from trunk. Trunk contains John's type declaration fixes for 64-bit. Merging the two does not produce a working version, therefore adopt oscog version.This update removes the changes that were introduced in John's update of 1/4/2010.
John M. McIntosh <johnmci at smalltalkconsulting.com> Twitter: squeaker68882
Corporate Smalltalk Consulting Ltd. http://www.smalltalkconsulting.com
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