xref: /llvm-project/clang/test/SemaObjC/method-prototype-scope.m (revision 0f1c1be1968076d6f96f8a7bcc4a15cf195ecd97)
1// RUN: %clang_cc1  -fsyntax-only -Wduplicate-method-arg -verify -Wno-objc-root-class %s
2
3int object;
4
5@class NSString, NSArray;
6
7@interface Test
8- Func:(int)XXXX, id object; // expected-warning {{use of C-style parameters in Objective-C method declarations is deprecated}}
9
10- doSomethingElseWith:(id)object;
11
12- (NSString *)doSomethingWith:(NSString *)object and:(NSArray *)object; // expected-warning {{redeclaration of method parameter 'object'}} \
13					  // expected-note {{previous declaration is here}}
14@end
15
16@implementation Test
17
18- (NSString *)doSomethingWith:(NSString *)object and:(NSArray *)object // expected-warning {{redefinition of method parameter 'object'}} \
19					  // expected-note {{previous declaration is here}}
20{
21    return object; // expected-warning {{incompatible pointer types returning 'NSArray *' from a function with result type 'NSString *'}}
22}
23
24- Func:(int)XXXX, id object { return object; } // expected-warning {{use of C-style parameters in Objective-C method declarations is deprecated}}
25
26- doSomethingElseWith:(id)object { return object; }
27
28@end
29
30struct P;
31
32@interface Test1
33- doSomethingWith:(struct S *)object and:(struct P *)obj; // expected-warning {{declaration of 'struct S' will not be visible outside of this function}}
34@end
35
36int obj;
37