forked from OSchip/llvm-project
31 lines
1.3 KiB
Objective-C
31 lines
1.3 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -verify %s
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static id __attribute((objc_gc(weak))) a;
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static id __attribute((objc_gc(strong))) b;
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static id __attribute((objc_gc())) c; // expected-error{{'objc_gc' attribute requires a string}}
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static id __attribute((objc_gc(123))) d; // expected-error{{'objc_gc' attribute requires a string}}
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static id __attribute((objc_gc(foo, 456))) e; // expected-error{{'objc_gc' attribute takes one argument}}
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static id __attribute((objc_gc(hello))) f; // expected-warning{{'objc_gc' attribute argument not supported: 'hello'}}
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static int __attribute__((objc_gc(weak))) g; // expected-warning {{'objc_gc' only applies to pointer types; type here is 'int'}}
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static __weak int h; // expected-warning {{'__weak' only applies to pointer types; type here is 'int'}}
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// TODO: it would be great if this reported as __weak
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#define WEAK __weak
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static WEAK int h; // expected-warning {{'objc_gc' only applies to pointer types; type here is 'int'}}
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/* expected-warning {{'__weak' only applies to pointer types; type here is 'int'}}*/ static __we\
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ak int i;
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// rdar://problem/9126213
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void test2(id __attribute((objc_gc(strong))) *strong,
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id __attribute((objc_gc(weak))) *weak) {
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void *opaque;
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opaque = strong;
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strong = opaque;
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opaque = weak;
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weak = opaque;
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}
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