1// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
2
3@interface Foo // expected-note {{previous definition is here}}
4@end
5
6float Foo;	// expected-error {{redefinition of 'Foo' as different kind of symbol}}
7
8@class Bar;  // expected-note {{previous definition is here}}
9
10typedef int Bar;  // expected-error {{redefinition of 'Bar' as different kind of symbol}}
11
12@implementation FooBar // expected-warning {{cannot find interface declaration for 'FooBar'}}
13@end
14
15
16typedef int OBJECT; // expected-note {{previous definition is here}}
17
18@class OBJECT ;	// expected-error {{redefinition of 'OBJECT' as different kind of symbol}}
19
20
21typedef int Gorf;  // expected-note {{previous definition is here}}
22
23@interface Gorf @end // expected-error {{redefinition of 'Gorf' as different kind of symbol}} expected-note {{previous definition is here}}
24
25void Gorf() // expected-error {{redefinition of 'Gorf' as different kind of symbol}}
26{
27  int Bar, Foo, FooBar;
28}
29
30@protocol P -im1; @end
31@protocol Q -im2; @end
32@interface A<P> @end  // expected-note {{previous definition is here}}
33@interface A<Q> @end  // expected-error {{duplicate interface definition for class 'A'}}
34
35@protocol PP<P> @end  // expected-note {{previous definition is here}}
36@protocol PP<Q> @end  // expected-warning {{duplicate protocol definition of 'PP'}}
37
38@protocol DP<P> @end
39#pragma clang diagnostic push
40#pragma clang diagnostic ignored "-Wduplicate-protocol"
41@protocol DP<Q> @end
42#pragma clang diagnostic pop
43
44@interface A(Cat)<P> @end // expected-note {{previous definition is here}}
45@interface A(Cat)<Q> @end // expected-warning {{duplicate definition of category 'Cat' on interface 'A'}}
46
47// rdar 7626768
48@class NSString;
49NSString * TestBaz;  // expected-note {{previous definition is here}}
50NSString * const TestBaz;  // expected-error {{redefinition of 'TestBaz' with a different type}}
51