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/* { dg-do compile } */
/* { dg-options "-Wall" } */
extern void ex (int i, ...) __attribute__ ((__sentinel__(0)));
void f()
{
ex (1, 0); /* { dg-warning "missing sentinel in function call" "" } */
ex (1, 0L); /* { dg-warning "missing sentinel in function call" "" } */
ex (1, (void *)0);
ex (1, __null); /* { dg-bogus "sentinel" } */
}
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