/hg/icedtea7: Update CACAO to latest tip.

[Stefan Ring]

> +* CACAO
[…]
> +  - Loop analysis completed.
> +  - Finding variable assignments between block and idom(block).
> +  - fully redundant ABC removal
> +  - finding counter variables
> +  - more efficient version of Interval, Scalar and NumericInstruction.
> +  - simple loop duplication
> +  - loop duplication: nested loops
> +  - loop duplication: non-negative increments
> +  - loop duplication: decreasing index
> +  - ABC grouping implemented, NullPointerException now thrown at correct position after loop duplication
> +  - NullPointerException now thrown at the correct position after ABC grouping.
> +  - IntervalMap improved.

These are in a separate branch and not contained in the revision you pulled.

Regards