Crash invoke()'ing Method with "double" as return type
Martin Egholm Nielsen
martin@egholm-nielsen.dk
Mon Jun 26 15:05:00 GMT 2006
Hi,
> Martin> Just ran into a strange problem on my target: When calling invoke() on
> Martin> a java.lang.reflect.Method returning a double, my target crashes with
> Martin> an "Illegal instruction" attempting to return:
>> Martin> And it's not working on double in general that sucks - output line 3
> Martin> is the output after invoking the same method in a non-reflective
> Martin> manner.
>> This I don't recall.
>> Martin> This is on my ancient (hacked) GCJ 3.4.x, running on my PPC405EP
> Martin> target... I know it's old - but does it ring a bell?
>> The only problem I recall is that returning a double via libffi on
> PPC64 could cause a buffer overflow. This doesn't sound like your
> problem; in fact your problem sounds like something more generic.
> Does the equivalent C program work on your target?
For the record: After a second of IRC'ing this idea was abandoned:
<tromey@IRC> I read your note wrong
<tromey@IRC> yeah, I thought you meant that double in general was
broken... but you meant the opposite :)
// Martin
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