> On Mon, 2011-12-12 at 10:02 -0800, Dmitry Torokhov wrote: > > 1 is a power of two, therefore rounddown_pow_of_two(1) should return 1. > > x^0 = 1 > x^1 = x > > Seems to me 0 was the right answer, no?
Eh? The answer should be the power-of-two (1), not the exponent (0).