39 lines
2.5 KiB
Objective-C
39 lines
2.5 KiB
Objective-C
// RUN: %clang_cc1 -verify -fsyntax-only -fblocks %s
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// RUN: %clang_cc1 -xobjective-c++ -verify -fsyntax-only -fblocks %s
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#define SA(...) __attribute__((swift_async(__VA_ARGS__)))
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SA(none) int a; // expected-warning{{'swift_async' attribute only applies to functions and Objective-C methods}}
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SA(none) void b();
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SA(not_swift_private, 0) void c(); // expected-error{{'swift_async' attribute parameter 2 is out of bounds}}
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SA(swift_private, 1) void d(); // expected-error{{'swift_async' attribute parameter 2 is out of bounds}}
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SA(swift_private, 1) void e(int); // expected-error{{'swift_async' completion handler parameter must have block type returning 'void', type here is 'int'}}
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SA(not_swift_private, 1) void f(int (^)()); // expected-error{{'swift_async' completion handler parameter must have block type returning 'void', type here is 'int (^)()'}}
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SA(swift_private, 1) void g(void (^)());
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SA(none, 1) void h(); // expected-error{{'swift_async' attribute takes one argument}}
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SA() void i(); // expected-error{{'swift_async' attribute takes at least 1 argument}}
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SA(not_swift_private) void j(); // expected-error{{'swift_async' attribute requires exactly 2 arguments}}
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SA(43) void k(); // expected-error{{'swift_async' attribute requires parameter 1 to be an identifier}}
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SA(not_a_thing, 0) void l(); // expected-error{{first argument to 'swift_async' must be either 'none', 'swift_private', or 'not_swift_private'}}
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@interface TestOnMethods
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-(void)m1:(int (^)())callback SA(swift_private, 1); // expected-error{{'swift_async' completion handler parameter must have block type returning 'void', type here is 'int (^)()'}}
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-(void)m2:(void (^)())callback SA(swift_private, 0); // expected-error{{'swift_async' attribute parameter 2 is out of bounds}}
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-(void)m3:(void (^)())callback SA(swift_private, 2); // expected-error{{'swift_async' attribute parameter 2 is out of bounds}}
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-(void)m4 SA(none);
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-(void)m5:(int)p handler:(void (^)(int))callback SA(not_swift_private, 2);
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@end
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#ifdef __cplusplus
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struct S {
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SA(none) void mf1();
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SA(swift_private, 2) void mf2(void (^)());
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SA(swift_private, 1) void mf3(void (^)()); // expected-error{{'swift_async' attribute is invalid for the implicit this argument}}
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SA(swift_private, 0) void mf4(void (^)()); // expected-error{{'swift_async' attribute parameter 2 is out of bounds}}
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SA(not_swift_private, 2) void mf5(int (^)()); // expected-error{{'swift_async' completion handler parameter must have block type returning 'void', type here is 'int (^)()'}}
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};
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#endif
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