[info-mcl] process crash

[Terje Norderhaug]

On Jul 21, 2009, at 2:20 PM, Terje Norderhaug wrote:
> On Jul 21, 2009, at 12:35 PM, Ron Garret wrote:
>> On Jul 21, 2009, at 11:39 AM, Terje Norderhaug wrote:
>>> On Jul 20, 2009, at 4:22 PM, Alexander Repenning wrote:
>>>> Just wondering... has anybody found any work around the process
>>>> problems in RMCL. At least so far I have not been able to use
>>>> process-run-function in a way that is NOT causing a crash.
>>>
>>> I have found that there are some situations in which starting a
>>> process on RMCL leads to a crash (G4/OSX 10.4.11) while starting a
>>> process works fine in other situations. Perhaps by mapping it  
>>> out, we
>>> can find patterns and clues to resolve the issue?
>
> I broke process-run-function into parts for a primitive step by step
> evaluation in the listener. It crashes consistently when doing
> process-preset, and never reaches process-enable.


Using Glen Foy's Source Compare contributions showed that the l1- 
processes.lisp of MCL 5.1 and the one in RMCL are identical except  
for the argument check in get-tick-count:

======================================================================== 
===
Source compare of
      :rmcl:level-1:l1-processes.lisp
      (written by , MON 16-MAR-9 04:41:42)
   with
      :MCL 5.1:Level-1:l1-processes.lisp
      (written by , THU 30-SEP-4 13:43:53)
======================================================================== 
===
180c180
**** File :rmcl:level-1:l1-processes.lisp, After "(defppclapfunction  
get-tick-count ()"
<   (check-nargs 0)
<   (mflr loc-pc)
---
**** File :MCL 5.1:Level-1:l1-processes.lisp, After  
"(defppclapfunction get-tick-count ()"
 >   (twnei nargs 0)
 >   (mflr loc-pc)
======================================================================== 
===
Done.

-- Terje