[Openmcl-devel] debugger internals

Timothy Moore moore at bricoworks.com
Fri Feb 13 12:44:01 UTC 2004


On Feb 13, 2004, at 1:32 PM, Marco Baringer wrote:

>
> On Venerdì, feb 13, 2004, at 13:18 Europe/Rome, Gary Byers wrote:
>
>> That makes me think that APPLY-IN-FRAME/RETURN-FROM-FRAME should
>> be viewed (if they worked) as last-resort things to try when
>> the alternative is less desirable than a possible crash (unless
>> this stuff its -very- accurate, crashing because of misinformation
>> is a strong possibility.)
>
> oh. if this is the case my instinct would be remove the return from / 
> restart frame functionality from slime. too bad because restart frame 
> is an real "WOW" moment when doing demos to non lispers.
>
It might be worthwhile taking a page from CMUCL which does insert a 
catch block around every function at a suitably high debug level. I was 
one of the people who was convinced that restarting / returning from a 
frame was impossible until a user stumbled in with this change.

Tim





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