On 08/28/2011 07:10 PM, Graydon Hoare wrote:
Non on shared boxes. They might be cyclic, so it might not terminate.

We're no longer statically differentiating the cyclic from the acyclic.

Well, this prevents people from using the built-in "=" as the hash table key comparison function in many cases (most commonly, if the key is @str). I think that may violate POLS pretty severely.

Patrick
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