4 int printf(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
7   static void f(const char *, ...) __attribute__((format(printf, 1, 2)));
12   void g(const char*, ...) __attribute__((format(printf, 2, 3)));
15   void h(const char*, ...) __attribute__((format(printf, 1, 4))); // \
16       expected-error{{implicit this argument as the format string}}
17   void h2(const char*, ...) __attribute__((format(printf, 2, 1))); // \
22   void operator() (const char*, ...) __attribute__((format(printf, 2, 3)));
26 struct A { void a(const char*,...) __attribute((format(printf,2,3))); };
36       __attribute__((format(printf, 2, 3)));
50 void format(const char *fmt, Args &&...args) // expected-warning{{GCC requires a function with the …
51     __attribute__((format(printf, 1, 2)));
62 …void format(const char *const fmt, Args &&...args) // expected-warning{{GCC requires a function wi…  in format()  function
63       __attribute__((format(printf, 2, 3))) {  in format()
69     __attribute__((format(printf, 1, 2)));
75   format("bare string");  in do_format()
76 …format("%s", 123); // expected-warning{{format specifies type 'char *' but the argument has type '…  in do_format()
77   format("%s %s %u %d %i %p\n", "hello", s, 10u, x, y, &do_format);  in do_format()
78   format("%s %s %u %d %i %p\n", "hello", s, 10u, x, y, do_format);  in do_format()
79   format("bad format %s"); // expected-warning{{more '%' conversions than data arguments}}  in do_format()
84 …f.format("%s", 123); // expected-warning{{format specifies type 'char *' but the argument has type…  in do_format()
85   f.format("%s %s %u %d %i %p\n", "hello", s, 10u, x, y, &do_format);  in do_format()
86   f.format("%s %s %u %d %i %p\n", "hello", s, 10u, x, y, do_format);  in do_format()
87   f.format("bad format %s"); // expected-warning{{more '%' conversions than data arguments}}  in do_format()