| // RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fsyntax-only -fobjc-arc -verify %s |
| // rdar://9659270 |
| |
| @interface NSObject |
| - (id)copy; // expected-note {{method 'copy' declared here}} |
| - (id) test __attribute__((ns_returns_retained)); // expected-note {{method 'test' declared here}} |
| + (id) new ; // expected-note {{method 'new' declared here}} |
| - (id) init __attribute__((ns_returns_not_retained)); |
| - (id)PlusZero; |
| - (id)PlusOne __attribute__((ns_returns_retained)); // expected-note {{method 'PlusOne' declared here}} |
| - (id)self; |
| @end |
| |
| @interface I : NSObject |
| { |
| SEL sel1; |
| } |
| - (id)performSelector:(SEL)aSelector; |
| - (id)performSelector:(SEL)aSelector withObject:(id)object; |
| - (id)performSelector:(SEL)aSelector withObject:(id)object1 withObject:(id)object2; |
| |
| - (void)performSelector:(SEL)aSelector withObject:(id)anArgument afterDelay:(double)delay inModes:(I *)modes; |
| |
| @end |
| |
| @implementation I |
| - (id) Meth { |
| return [self performSelector : @selector(copy)]; // expected-error {{performSelector names a selector which retains the object}} |
| return [self performSelector : @selector(test)]; // expected-error {{performSelector names a selector which retains the object}} |
| return [self performSelector : @selector(new)]; // expected-error {{performSelector names a selector which retains the object}} |
| return [self performSelector : @selector(init)]; |
| return [self performSelector : sel1]; // expected-warning {{performSelector may cause a leak because its selector is unknown}} \ |
| // expected-note {{used here}} |
| return [self performSelector: (@selector(PlusZero))]; |
| |
| return [self performSelector : @selector(PlusZero)]; |
| return [self performSelector : @selector(PlusOne)]; // expected-error {{performSelector names a selector which retains the object}} |
| |
| // Avoid the unknown selector warning for more complicated performSelector |
| // variations because it produces too many false positives. |
| [self performSelector: sel1 withObject:0 afterDelay:0 inModes:0]; |
| |
| return [self performSelector: @selector(self)]; // No error, -self is not +1! |
| } |
| |
| - (id)performSelector:(SEL)aSelector { return 0; } |
| - (id)performSelector:(SEL)aSelector withObject:(id)object { return 0; } |
| - (id)performSelector:(SEL)aSelector withObject:(id)object1 withObject:(id)object2 { return 0; } |
| - (void)performSelector:(SEL)aSelector withObject:(id)anArgument afterDelay:(double)delay inModes:(I *)modes { } |
| @end |