There is a GSOC to add escape analysis (https://www.google-melange.com/gsoc/project/details/google/gsoc2014/coko156/5733935958982656 https://www.google-melange.

There is a GSOC to add escape analysis (https://www.google-melange.com/gsoc/project/details/google/gsoc2014/coko156/5733935958982656 https://www.google-melange.com/gsoc/project/details/google/g...). It'll be interesting to see how that affects things.