On Thu, Sep 25, 2003 at 07:33:39PM +0200, Michael Hufer wrote:
> > BTW,
> >
> > -#define DIV_TO_REG(val) ((val)==8?3:(val)==4?2:(val)==1?0:1)
> > +extern inline u8 DIV_TO_REG(long val)
> > +{
> > + if( val == 1 )
> > + return 0;
> > + u8 i;
> > + for( i = 1; i < 7; i++ )
> > + {
> > + if( val == 1<<i )
> > + return i;
> > + }
> > + return 7;
> > +}
> >
> > (BTW, does this really compile? I thought you couldn't declare a
> > variable after real code in a given block.)
>
> Umm..., I'm a C++ guy :-) and in C++ it is perfectly OK to declare a variable
> anywhere inside a block. It compiles perfectly with gcc 3.3.1 on my SuSE 8.2
> box, anyway.
It will not compile properly with older versions of gcc which are still
allowed to build the kernel with (like gcc 2.96 or so.)
thanks,
greg k-h
