[Truffle] Added a new internal method for taking ownership of an array store from another array. #3936
+100
−8
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This is intended to be a faster version of Array#replace when we know that the source array won't be used anywhere else.
While escape analysis may very well catch some of these, I don't think it would catch all of them (e.g., the mergesort! case). And this will work in the interpreter as well.
@jruby/truffle