On 18 September 2012 13:41, Allen Wirfs-Brock <[email protected]> wrote:
> Yes but but there are fairly simple heuristics that approximate that result, 
> for example:
>    if no function calls dominate the initialization of x then TDZ checks will 
> never need to be made for x

Yes, except that in JS, a function call can hide behind so many
seemingly innocent operations...

/Andreas
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