[Swift-devel] scalability updates

[Ben Clifford]

On Mon, 9 Mar 2009, Mihael Hategan wrote:

> - Ben's provenance stuff may break if it relies on items returned by
> range() reporting a path-from-root containing the array itself (as array
> elements are roots themselves).

Perhaps. But the path-from-root stuff leaves a slightly bad taste in my 
mouth anyway and is I think broken in other places due to aliasing (eg 
this code fragment:

int i = 3; j = [i];

is a little ambiguous in what should be the root of j[1])

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