1 // RUN: %clang_cc1 -fsyntax-only -Wduplicate-method-arg -verify -Wno-objc-root-class %s 2 3 // rdar://8877730 4 5 int object; 6 7 @class NSString, NSArray; 8 9 @interface Test 10 - Func:(int)XXXX, id object; // expected-warning {{use of C-style parameters in Objective-C method declarations is deprecated}} 11 12 - doSomethingElseWith:(id)object; 13 14 - (NSString *)doSomethingWith:(NSString *)object and:(NSArray *)object; // expected-warning {{redeclaration of method parameter 'object'}} \ 15 // expected-note {{previous declaration is here}} 16 @end 17 18 @implementation Test 19 20 - (NSString *)doSomethingWith:(NSString *)object and:(NSArray *)object // expected-warning {{redefinition of method parameter 'object'}} \ 21 // expected-note {{previous declaration is here}} 22 { 23 return object; // expected-warning {{incompatible pointer types returning 'NSArray *' from a function with result type 'NSString *'}} 24 } 25 26 - Func:(int)XXXX, id object { return object; } // expected-warning {{use of C-style parameters in Objective-C method declarations is deprecated}} 27 28 - doSomethingElseWith:(id)object { return object; } 29 30 @end 31 32 struct P; 33 34 @interface Test1 35 - doSomethingWith:(struct S *)object and:(struct P *)obj; // expected-warning {{declaration of 'struct S' will not be visible outside of this function}} 36 @end 37 38 int obj; 39