#include "offset.hh"
#include "warn.hh"
-using std::string;
-using std::vector;
-
-/*
- Return the 2-log, rounded down
-*/
-int
-intlog2 (int d)
-{
- if (d <= 0)
- error ("intlog2 with negative argument: " + ::to_string (d));
- int i = 0;
- while ((d != 1))
- {
- d /= 2;
- i++;
- }
-
- assert (! (d / 2));
- return i;
-}
-
double
log_2 (double x)
{