1 // Test that "nonnull" attribute works for C++.
2 // Origin: Joseph Myers <jsm@polyomino.org.uk>
4 // { dg-options "-Wall" }
6 // The "nonnull" attribute is thoroughly tested for C, so here we
7 // simply test that it works at all, as at one point the relevant
8 // checking code was only called for C.
10 extern void f (char *) __attribute__((nonnull));
15 f (0); // { dg-warning "null" "null argument" }