From: Joe Perches <[EMAIL PROTECTED]>
Date: Mon, 27 Aug 2007 13:57:42 -0700
> On Mon, 2007-08-27 at 13:41 -0700, David Miller wrote:
> > From: Johannes Berg <[EMAIL PROTECTED]>
> > Date: Mon, 27 Aug 2007 12:54:09 +0200
> > > #define MAC_FMT "%s"
> > > #define MAC_ARG(a) ({char __buf[18]; print_mac(a, __buf); __buf;})
>
> > I don't think this works.
>
> $ cat test_fmt.c
> #include <stdio.h>
> #include <stdlib.h>
You're just getting lucky in this test case.
The language does not allow what you are doing, so you're
playing with fire.
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