| 1 | // RUN: %clang_cc1 -fsyntax-only -Wformat-nonliteral -verify %s |
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| 2 | struct S { |
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| 3 | static void f(const char*, ...) __attribute__((format(printf, 1, 2))); |
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| 4 | static const char* f2(const char*) __attribute__((format_arg(1))); |
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| 5 | |
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| 6 | // GCC has a hidden 'this' argument in member functions which is why |
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| 7 | // the format argument is argument 2 here. |
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| 8 | void g(const char*, ...) __attribute__((format(printf, 2, 3))); |
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| 9 | const char* g2(const char*) __attribute__((format_arg(2))); |
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| 10 | |
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| 11 | void h(const char*, ...) __attribute__((format(printf, 1, 4))); // \ |
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| 12 | expected-error{{implicit this argument as the format string}} |
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| 13 | void h2(const char*, ...) __attribute__((format(printf, 2, 1))); // \ |
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| 14 | expected-error{{out of bounds}} |
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| 15 | const char* h3(const char*) __attribute__((format_arg(1))); // \ |
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| 16 | expected-error{{invalid for the implicit this argument}} |
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| 17 | |
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| 18 | void operator() (const char*, ...) __attribute__((format(printf, 2, 3))); |
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| 19 | }; |
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| 20 | |
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| 21 | // PR5521 |
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| 22 | struct A { void a(const char*,...) __attribute((format(printf,2,3))); }; |
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| 23 | void b(A x) { |
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| 24 | x.a("%d", 3); |
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| 25 | } |
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| 26 | |
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| 27 | // PR8625: correctly interpret static member calls as not having an implicit |
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| 28 | // 'this' argument. |
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| 29 | namespace PR8625 { |
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| 30 | struct S { |
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| 31 | static void f(const char*, const char*, ...) |
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| 32 | __attribute__((format(printf, 2, 3))); |
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| 33 | }; |
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| 34 | void test(S s, const char* str) { |
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| 35 | s.f(str, "%s", str); |
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| 36 | } |
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| 37 | } |
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| 38 | |
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| 39 | // Make sure we interpret member operator calls as having an implicit |
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| 40 | // this argument. |
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| 41 | void test_operator_call(S s, const char* str) { |
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| 42 | s("%s", str); |
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| 43 | } |
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| 44 | |
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