tree-sitter-objc/examples/SemaObjC/protocol-lookup.m

53 lines
653 B
Objective-C

// RUN: %clang_cc1 -fsyntax-only -verify %s
// expected-no-diagnostics
@protocol NSObject
- retain;
- release;
@end
@interface NSObject
- init;
- dealloc;
@end
@protocol Foo <NSObject>
@end
@protocol Bar <Foo>
@end
@interface Baz : NSObject {
id <Foo> _foo;
id <Bar> _bar;
}
- (id)initWithFoo:(id <Foo>)foo bar:(id <Bar>)bar;
@end
@implementation Baz
- (id)init
{
return [self initWithFoo:0 bar:0];
}
- (id)initWithFoo:(id <Foo>)foo bar:(id <Bar>)bar
{
self = [super init];
if (self != 0) {
_foo = [foo retain];
_bar = [bar retain];
}
return self;
}
- dealloc
{
[_foo release];
[_bar release];
[super dealloc];
return 0;
}
@end