Try/catch/finally builder

[Paul Sandoz]

> On Aug 26, 2022, at 3:33 PM, Paul Sandoz <paul.sandoz at oracle.com> wrote:
> 
> Seems ok for a block label to be bound in a nested block builder.
> 

On second thoughts that’s also problematic, since it will not be part of the label set of the nested block, we can guard against this by overriding labelBinding. Thus we can branch out of a block, but not branch into a block.

Paul.