root/usr/src/tools/smatch/src/validation/optim/kill-casts.c
extern void __abort(void);

struct s {
        int elem:3;
};

void foo(struct s *x);
void foo(struct s *x)
{
        if (x->elem == 0) {
                if (x->elem != 0 && x->elem != 1)
                        __abort();
        }
}

/*
 * check-name: kill-casts
 * check-command: test-linearize $file
 *
 * check-output-ignore
 * check-output-excludes: cast\\.
 * check-output-excludes: fcvt[us]\\.
 * check-output-excludes: utptr\\.
 * check-output-excludes: ptrtu\\.
 * check-output-excludes: [sz]ext\\.
 * check-output-excludes: trunc\\.
 */