[PATCH] Fix includes of sparseset.*

[Peter Bergner]

On Sun, 2007-12-02 at 11:44 -0700, Tom Tromey wrote:
> FWIW it seems to me that the <assert.h> include in sparseset.h must
> be unused.

Well, sparseset.h:sparseset_bit_p() calls gcc_assert().  Doesn't that
require <assert.h> to be included?  Or did I include the wrong file?
...which is possible.

Peter