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/* { dg-do link } */
/* { dg-options "-O2 -fdump-tree-vrp1" } */
static inline void do_thing(char *s, int *p, char *q)
{
/* This should be folded away. */
if (s == 0 || q == 0)
link_error ();
/* This should not be folded as 'p' is not marked nonnull. */
if (p)
*p = 3;
}
void __attribute__((nonnull (1, 3))) do_other_thing(char *s, int *p, char *q)
{
do_thing(s, p, q);
}
int i;
main()
{
do_other_thing ("xxx", &i, "yyy");
}
/* { dg-final { scan-tree-dump-times "Folding predicate p_.*" 0 "vrp1" } } */
/* { dg-final { cleanup-tree-dump "vrp1" } } */
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