Function uppow2

src/utils/general.cpp:26–38

#include "../types.h"

uint32 uppow2(uint32 n)
{
 int x;

 for(x=31;x>=0;x--)
  if(n&(1u<<x))
  {
   if((1u<<x)!=n)
    return(1u<<(x+1));
   break;
  }
 return n;
}