llvm-project/clang/test/SemaObjC/property-1.m

48 lines
1.6 KiB
Objective-C

// RUN: clang -fsyntax-only -verify %s
@interface I
{
int IVAR;
int name;
}
@property int d1;
@property id prop_id; // expected-warning {{no 'assign', 'retain', or 'copy' attribute is specified - 'assign' is assumed}}, expected-warning {{default property attribute 'assign' not appropriate for non-gc object}}
@property int name;
@end
@interface I(CAT)
@property int d1;
@end
@implementation I
@synthesize d1; // expected-error {{synthesized property 'd1' must either be named the same as}}
@dynamic bad; // expected-error {{property implementation must have its declaration in interface 'I'}}
@synthesize prop_id; // expected-error {{synthesized property 'prop_id' must either be named the same}}
@synthesize prop_id = IVAR; // expected-error {{type of property 'prop_id' does not match type of ivar 'IVAR'}}
@synthesize name; // OK! property with same name as an accessible ivar of same name
@end
@implementation I(CAT)
@synthesize d1; // expected-error {{@synthesize not allowed in a category's implementation}}
@dynamic bad; // expected-error {{property implementation must have its declaration in the category 'CAT'}}
@end
@implementation E // expected-warning {{cannot find interface declaration for 'E'}}
@dynamic d; // expected-error {{property implementation must have its declaration in interface 'E'}}
@end
@implementation Q(MYCAT) // expected-error {{cannot find interface declaration for 'Q'}}
@dynamic d; // expected-error {{property implementation in a category with no category declaration}}
@end
@interface Foo
@property double bar;
@end
int main() {
id foo;
double bar = [foo bar];
return 0;
}