Subject: Re: pcmcia patches in current (6/30/97)
To: Bill Studenmund <wrstuden@loki.stanford.edu>
From: Chris G. Demetriou <cgd@pa.dec.com>
List: tech-kern
Date: 07/06/1997 00:00:41 
> > > If it help any, I just recompiled with the LOSING_COMPILER patches to
> > > mbuf.h and things work fine now.  Both before and after were with -O2.
> 
> (sorry to be coming in on the end of the thread)
> 
> Why do we use those do {} while 0 loops? Why not just a {} around the code?


#define FOO(a)	{ stmt; stmt; stmt }

	...
	if (condition)
		FOO(a);
	else
		...

"oops!"


cgd