Observability of NaN distinctions — is this a concern?

Brendan Eich brendan at mozilla.com
Tue Mar 26 11:32:39 PDT 2013


Oliver Hunt wrote:
> Given that we can't guarantee that the bit pattern will remain 
> unchanged the spec should mandate normalizing to the non-signalling NaN.

This is where Kenneth parts company, arguing for safety (no pwnage, no 
ability to forge a NaN in engines that nanbox) but against 
interoperability on this edge case. The two are separable concerns: 
safety and interop.

/be


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