llvm-project/clang/test/SemaObjC/method-direct-arc.m

49 lines
1.1 KiB
Objective-C

// RUN: %clang_cc1 -fobjc-arc -fsyntax-only -verify -Wselector-type-mismatch %s
extern Class object_getClass(id);
__attribute__((objc_root_class))
@interface Root
- (Class)class;
+ (void)directMethod __attribute__((objc_direct)); // expected-note {{direct method 'directMethod' declared here}}
+ (void)anotherDirectMethod __attribute__((objc_direct));
@end
@implementation Root
- (Class)class
{
return object_getClass(self);
}
+ (void)directMethod {
}
+ (void)anotherDirectMethod {
[self directMethod]; // this should not warn
}
+ (void)regularMethod {
[self directMethod]; // this should not warn
[self anotherDirectMethod]; // this should not warn
}
- (void)regularInstanceMethod {
[[self class] directMethod]; // expected-error {{messaging a Class with a method that is possibly direct}}
}
@end
@interface Sub : Root
@end
@implementation Sub
+ (void)foo {
[self directMethod]; // this should not warn
}
@end
__attribute__((objc_root_class))
@interface Other
@end
@implementation Other
+ (void)bar {
[self directMethod]; // expected-error {{no known class method for selector 'directMethod'}}
}
@end