1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 3 typedef struct { int y; } Abstract; 4 5 typedef struct { int x; } Alternate; 6 7 #define INTERFERE_TYPE Alternate* 8 9 @protocol A 10 @property Abstract *x; // expected-note {{using}} 11 @end 12 13 @interface B 14 @property Abstract *y; // expected-note {{using}} 15 @end 16 17 @interface B (Category) 18 @property Abstract *z; // expected-note {{using}} 19 @end 20 21 @interface InterferencePre 22 -(void) x; // expected-note {{also found}} 23 -(void) y; // expected-note {{also found}} 24 -(void) z; // expected-note {{also found}} 25 -(void) setX: (INTERFERE_TYPE) arg; 26 -(void) setY: (INTERFERE_TYPE) arg; 27 -(void) setZ: (INTERFERE_TYPE) arg; 28 @end 29 30 void f0(id a0) { 31 Abstract *l = [a0 x]; // expected-warning {{multiple methods named 'x' found}} 32 } 33 34 void f1(id a0) { 35 Abstract *l = [a0 y]; // expected-warning {{multiple methods named 'y' found}} 36 } 37 38 void f2(id a0) { 39 Abstract *l = [a0 z]; // expected-warning {{multiple methods named 'z' found}} 40 } 41 42 void f3(id a0, Abstract *a1) { 43 [ a0 setX: a1]; 44 } 45 46 void f4(id a0, Abstract *a1) { 47 [ a0 setY: a1]; 48 } 49 50 void f5(id a0, Abstract *a1) { 51 [ a0 setZ: a1]; 52 } 53 54 // pr7861 55 void f6(id<A> a0) { 56 Abstract *l = [a0 x]; 57 } 58 59 struct test3a { int x, y; }; 60 struct test3b { unsigned x, y; }; 61 @interface Test3A - (struct test3a) test3; @end 62 @interface Test3B - (struct test3b) test3; @end 63 void test3(id x) { 64 (void) [x test3]; 65 } 66 67 struct test4a { int x, y; }; 68 struct test4b { float x, y; }; 69 @interface Test4A - (struct test4a) test4; @end //expected-note{{using}} 70 @interface Test4B - (struct test4b) test4; @end //expected-note{{also found}} 71 void test4(id x) { 72 (void) [x test4]; //expected-warning {{multiple methods named 'test4' found}} 73 } 74 75 // rdar://19265296 76 #pragma clang diagnostic ignored "-Wobjc-multiple-method-names" 77 @interface NSObject 78 + (id)alloc; 79 + (id)class; 80 - (id) init; 81 @end 82 83 @class NSString; 84 @interface A : NSObject 85 - (instancetype)initWithType:(NSString *)whatever; 86 @end 87 88 @interface Test : NSObject @end 89 90 @implementation Test 91 + (instancetype)foo 92 { 93 return [[[self class] alloc] initWithType:3]; 94 } 95 - (instancetype)initWithType:(int)whatever 96 { 97 return [super init]; 98 } 99 @end 100
