summaryrefslogtreecommitdiff
path: root/clang/test/SemaObjC/undef-superclass-1.m
blob: e8e03c5938f2593b3866424508c0f21a71b50296 (about) (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s

@class SUPER, Y; // expected-note 2 {{forward declaration of class here}}

@interface INTF :SUPER  // expected-error {{attempting to use the forward class 'SUPER' as superclass of 'INTF'}}
@end

@interface SUPER @end

@interface INTF1 : SUPER  // expected-note {{previous definition is here}}
@end

@interface INTF2 : INTF1
@end

@interface INTF3 : Y // expected-error {{attempting to use the forward class 'Y' as superclass of 'INTF3'}} \
                     // expected-note{{'INTF3' declared here}}
@end

@interface INTF1  // expected-error {{duplicate interface definition for class 'INTF1'}}
@end

@implementation SUPER
- (void)dealloc {
    [super dealloc]; // expected-error {{'SUPER' cannot use 'super' because it is a root class}}
}
@end

@interface RecursiveClass : RecursiveClass // expected-error {{trying to recursively use 'RecursiveClass' as superclass of 'RecursiveClass'}}
@end

@implementation RecursiveClass
@end

@implementation iNTF3 // expected-warning{{cannot find interface declaration for 'iNTF3'; did you mean 'INTF3'?}}
@end