null checks vs. class resolution, and translation strategy for casts

Brian Goetz brian.goetz at
Mon Apr 13 19:28:40 UTC 2020

> There’s an alternative way to implement this:
> Casts to inline classes C can be translated to
>      #ldc C
>      #checkcast C

And, the ldc can be hoisted statically if desired, to the top of the 
method, or even into a static initializer.

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