Checking if an Integer is an Exact Binary Power

Vladimir Panteleev via Digitalmars-d digitalmars-d at puremagic.com
Sat Apr 23 06:06:58 PDT 2016


On Saturday, 23 April 2016 at 13:04:00 UTC, Nordlöw wrote:
> Wanted: CT-trait and run-time predicate for checking whether 
> its single integer parameter is an exact power of two.

popcnt(x) <= 1 ?


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