| // RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount -analyzer-ipa=dynamic-bifurcate -verify %s |
| |
| typedef signed char BOOL; |
| typedef struct objc_class *Class; |
| typedef struct objc_object { |
| Class isa; |
| } *id; |
| @protocol NSObject - (BOOL)isEqual:(id)object; @end |
| @interface NSObject <NSObject> {} |
| +(id)alloc; |
| +(id)new; |
| - (oneway void)release; |
| -(id)init; |
| -(id)autorelease; |
| -(id)copy; |
| - (Class)class; |
| -(id)retain; |
| @end |
| |
| @interface SelfStaysLive : NSObject |
| - (id)init; |
| @end |
| |
| @implementation SelfStaysLive |
| - (id)init { |
| return [super init]; |
| } |
| @end |
| |
| void selfStaysLive() { |
| SelfStaysLive *foo = [[SelfStaysLive alloc] init]; |
| [foo release]; |
| } |
| |
| // Test that retain release checker warns on leaks and use-after-frees when |
| // self init is not enabled. |
| // radar://12115830 |
| @interface ParentOfCell : NSObject |
| - (id)initWithInt: (int)inInt; |
| @end |
| @interface Cell : ParentOfCell{ |
| int x; |
| } |
| - (id)initWithInt: (int)inInt; |
| + (void)testOverRelease; |
| + (void)testLeak; |
| @property int x; |
| @end |
| @implementation Cell |
| @synthesize x; |
| - (id) initWithInt: (int)inInt { |
| [super initWithInt: inInt]; |
| self.x = inInt; // no-warning |
| return self; // Self Init checker would produce a warning here. |
| } |
| + (void) testOverRelease { |
| Cell *sharedCell3 = [[Cell alloc] initWithInt: 3]; |
| [sharedCell3 release]; |
| [sharedCell3 release]; // expected-warning {{Reference-counted object is used after it is released}} |
| } |
| + (void) testLeak { |
| Cell *sharedCell4 = [[Cell alloc] initWithInt: 3]; // expected-warning {{leak}} |
| } |
| @end |
| |