One problem with the 
do {
    # do something
} while COND;

[download]
construct is that you can't use last to exit early, or next to skip an iteration or redo to redo the iteration as you can with a for or while loop. It's a consistency issue I suppose.

In reply to Re: Disappearance of 'do while' in perl6 by Arunbear
in thread Disappearance of 'do while' in perl6 by ikegami

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