Author: Julia Lawall <julia@diku.dk> The same expression is tested twice and the result is the same each time. The sematic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // @expression@ expression E; @@ ( * E || … || E | * E && … && E ) // Signed-off-by: Julia Lawall Signed-off-by: Mauro …