| // RUN: clang-cc -fsyntax-only -verify %s -pedantic -std=c99 |
| |
| int __attribute__(()) x; // expected-warning {{extension used}} |
| |
| // Hide __attribute__ behind a macro, to silence extension warnings about |
| // "__attribute__ being an extension". |
| #define attribute __attribute__ |
| |
| __inline void attribute((__always_inline__, __nodebug__)) |
| foo(void) { |
| } |
| |
| |
| attribute(()) y; // expected-warning {{defaults to 'int'}} |
| |
| // PR2796 |
| int (attribute(()) *z)(long y); |
| |
| |
| void f1(attribute(()) int x); |
| |
| int f2(y, attribute(()) x); // expected-error {{expected identifier}} |
| |
| // This is parsed as a normal argument list (with two args that are implicit |
| // int) because the attribute is a declspec. |
| void f3(attribute(()) x, // expected-warning {{defaults to 'int'}} |
| y); // expected-warning {{defaults to 'int'}} |
| |
| void f4(attribute(())); // expected-error {{expected parameter declarator}} |
| |
| |
| // This is ok, the attribute applies to the pointer. |
| int baz(int (attribute(()) *x)(long y)); |
| |
| void g1(void (*f1)(attribute(()) int x)); |
| void g2(int (*f2)(y, attribute(()) x)); // expected-error {{expected identifier}} |
| void g3(void (*f3)(attribute(()) x, int y)); // expected-warning {{defaults to 'int'}} |
| void g4(void (*f4)(attribute(()))); // expected-error {{expected parameter declarator}} |
| |
| |
| void (*h1)(void (*f1)(attribute(()) int x)); |
| void (*h2)(int (*f2)(y, attribute(()) x)); // expected-error {{expected identifier}} |
| |
| void (*h3)(void (*f3)(attribute(()) x)); // expected-warning {{defaults to 'int'}} |
| void (*h4)(void (*f4)(attribute(()))); // expected-error {{expected parameter declarator}} |
| |
| |
| |
| // rdar://6131260 |
| int foo42(void) { |
| int x, attribute((unused)) y, z; |
| return 0; |
| } |
| |
| // rdar://6096491 |
| void attribute((noreturn)) d0(void), attribute((noreturn)) d1(void); |
| |