Can OpenJDK's compiler replace ECJ for GCJ?

Thu Dec 7 10:38:00 GMT 2006

Andrew Haley wrote:
> > Andrew> Well, yeah. That's because the class file version 
> ID has been bumped.
> > 
> > Interesting. Do we know what changes prompted this?
>> Not really, no.

The addition of the StackMapTable attribute. That's the only class
format change in 1.6. According to the spec a JVM verifier is required
to use the StackMapTable, but if that fails verification it is allowed
(but not required) to do a classic verification.
Regards,
Jeroen