Private symbols as WeakMap sugar

Brendan Eich brendan at
Wed Jan 16 12:19:35 PST 2013

David Bruant wrote:
> Am I misunderstanding how JIT compilation using type information works? 

The problem is not just adding another deoptimization path. Not all JITs 
use only PICs. Lots of optimizations are possible. But adding a ?: to 
the *generic* (I meant what I wrote there) path is not going to fly, in 
my view.


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