Can OpenJDK's compiler replace ECJ for GCJ?

[Jeroen Frijters]

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