Math.log2 applied to powers of 2
Tab Atkins Jr.
jackalmage at gmail.com
Thu Sep 18 11:51:44 PDT 2014
On Thu, Sep 18, 2014 at 11:40 AM, Raymond Toy <toy.raymond at gmail.com> wrote:
> On Thu, Sep 18, 2014 at 3:17 AM, Claude Pache <claude.pache at gmail.com>
>> features" flag enabled).
>> > Math.log2(8)
>> < 2.9999999999999996
>> Firefox gives me the correct answer (3).
>> Question: Should Math.log2 give exact results for powers of 2?
>> The same issue holds for Math.log10 (might be applicable for nonnegative
>> powers only): Math.log10(1e15) != 15 in Chrome.
> If you can, please file a bug against v8:
> I consider these to be bugs in the implementation.
Done, thanks: https://code.google.com/p/v8/issues/detail?id=3579
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