[PATCH 3/3] configure: Use 0 instead of NULL because NULL isn't defined.

David Laight david at l8s.co.uk
Tue Oct 23 18:09:44 CDT 2007

On Sat, Oct 20, 2007 at 11:12:10AM +0200, Alexandre Julliard wrote:
> Michael Stefaniuc <mstefani at redhat.com> writes:
> > Actually it's not a cast. It's a heuristic that the compiler has to make
> > to detect a NULL pointer. The best heuristic for this is (char *) 0.

(char *)0 is bad, 0 is ok, as is (void *)0
> There's no heuristic involved here, the assignment is clearly to a
> pointer, and 0 is a perfectly valid null pointer, no cast is needed.

As is 1-1, or any other compile time integer expression with a numeric
vaule of zero.


David Laight: david at l8s.co.uk

More information about the wine-devel mailing list