75 lines
1.8 KiB
Objective-C
75 lines
1.8 KiB
Objective-C
// RUN: %clang_cc1 -Wstrict-selector-match -fsyntax-only -verify %s
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@interface Foo
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-(int) method; // expected-note {{using}}
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@end
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@interface Bar
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-(float) method; // expected-note {{also found}}
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@end
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int main() { [(id)0 method]; } // expected-warning {{multiple methods named 'method' found}}
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@interface Object @end
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@interface Class1
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- (void)setWindow:(Object *)wdw; // expected-note {{using}}
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@end
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@interface Class2
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- (void)setWindow:(Class1 *)window; // expected-note {{also found}}
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@end
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id foo(void) {
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Object *obj = 0;
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id obj2 = obj;
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[obj setWindow:0]; // expected-warning {{Object' may not respond to 'setWindow:'}}
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[obj2 setWindow:0]; // expected-warning {{multiple methods named 'setWindow:' found}}
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return obj;
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}
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@protocol MyObject
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- (id)initWithData:(Object *)data; // expected-note {{using}} \
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// expected-note {{passing argument to parameter 'data' here}}
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@end
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@protocol SomeOther
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- (id)initWithData:(int)data; // expected-note {{also found}}
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@end
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@protocol MyCoding
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- (id)initWithData:(id<MyObject, MyCoding>)data; // expected-note {{also found}}
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@end
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@interface NTGridDataObject: Object <MyCoding>
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{
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Object<MyCoding> *_data;
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}
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+ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data;
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@end
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@implementation NTGridDataObject
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- (id)initWithData:(id<MyObject, MyCoding>)data {
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return data;
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}
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+ (NTGridDataObject*)dataObject:(id<MyObject, MyCoding>)data
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{
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NTGridDataObject *result = [(id)0 initWithData:data]; // expected-warning {{multiple methods named 'initWithData:' found}} \
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expected-warning {{sending 'id<MyObject,MyCoding>' to parameter of incompatible type 'Object *'}}
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return result;
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}
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@end
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@interface Base
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- (unsigned)port;
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@end
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@interface Derived: Base
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- (Object *)port;
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+ (Protocol *)port;
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@end
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void foo1(void) {
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[(Class)0 port]; // OK - gcc issues warning but there is only one Class method so no ambiguity to warn
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}
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