Dmitry Petrov e2fa613b70 Cache array length in for-in-array loop if possible ...

If the range expression is not a local variable (which can be updated in
the loop body affecting loop behavior, see KT-21354), we can cache the
array length, thus turning a for-in-array loop into a simple optimizable
counter loop.

 #KT-21321 In Progress

2017-11-29 10:15:32 +03:00

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