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1// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -verify %s2static id __attribute((objc_gc(weak))) a;3static id __attribute((objc_gc(strong))) b;4 5static id __attribute((objc_gc())) c; // expected-error{{'objc_gc' attribute requires a string}}6static id __attribute((objc_gc(123))) d; // expected-error{{'objc_gc' attribute requires a string}}7static id __attribute((objc_gc(foo, 456))) e; // expected-error{{'objc_gc' attribute takes one argument}}8static id __attribute((objc_gc(hello))) f; // expected-warning{{'objc_gc' attribute argument not supported: 'hello'}}9 10static int __attribute__((objc_gc(weak))) g; // expected-warning {{'objc_gc' only applies to pointer types; type here is 'int'}}11 12static __weak int h; // expected-warning {{'__weak' only applies to Objective-C object or block pointer types; type here is 'int'}}13 14// TODO: it would be great if this reported as __weak15#define WEAK __weak16static WEAK int h; // expected-warning {{'objc_ownership' only applies to Objective-C object or block pointer types; type here is 'int'}}17 18/* expected-warning {{'__weak' only applies to Objective-C object or block pointer types; type here is 'int'}}*/ static __we\19ak int i;20 21static id [[clang::objc_gc(weak)]] j;22[[clang::objc_gc(weak)]] static id k; // expected-warning {{applying attribute 'clang::objc_gc' to a declaration is deprecated; apply it to the type instead}}23static id l [[clang::objc_gc(weak)]]; // expected-warning {{applying attribute 'clang::objc_gc' to a declaration is deprecated; apply it to the type instead}}24 25void test2(id __attribute((objc_gc(strong))) *strong,26 id __attribute((objc_gc(weak))) *weak) {27 void *opaque;28 opaque = strong;29 strong = opaque;30 31 opaque = weak;32 weak = opaque;33}34