RFR: 8240615: is_power_of_2() has Undefined Behaviour and is inconsistent

[Andrew Haley]

On 3/9/20 3:56 PM, Doerr, Martin wrote:
> it doesn't run into the UB case, but log2_jint(x) returns 63 for negative x.
> I'd treat this as bug. A jint has 32 bit and log2 should never return 63.

OK.

-- 
Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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