Am 12.07.2004 um 21:13 schrieb Avi Bryant:

>
> On Jul 11, 2004, at 3:14 AM, stéphane ducasse wrote:
>
>> Hi
>>
>> I wanted to test the enh proposed by ned for the debugger. I tried in 
>> 5967 with 3.7.3.beta4
>>
>> When I type in a workspace
>> 	1+ 3 I get 4
>> 	
>> when I type
>> 	2 zork nothing happens.....
>>
>>
>> With the VM of Ian it works.
>
> I see this too.  What's fascinating is that this is the exact same 
> "silent failure" behavior I was seeing when trying to test Magma.  At 
> least this instance of it is easy to reproduce.
>
> John, what's going on?
>

primitiveYield is faulty in some version if VMmaker. The latest version 
of the Mac Vm was build using the latest
VMMaker which fixes that bug.  I have Squeak 3.7.4Beta1.app here, no 
problems with that.

If you have an older vm, either upgrade or comment out the call to the 
primitive in #yield.

     Marcus