69 lines
1.8 KiB
Objective-C
69 lines
1.8 KiB
Objective-C
// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx.cocoa.RetainCount,osx.cocoa.SelfInit -analyzer-config ipa=dynamic-bifurcate -verify %s
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typedef signed char BOOL;
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typedef struct objc_class *Class;
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typedef struct objc_object {
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Class isa;
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} *id;
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@protocol NSObject - (BOOL)isEqual:(id)object; @end
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@interface NSObject <NSObject> {}
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+(id)alloc;
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+(id)new;
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- (oneway void)release;
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-(id)init;
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-(id)autorelease;
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-(id)copy;
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- (Class)class;
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-(id)retain;
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@end
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// We do not want to overhelm user with error messages in case they forgot to
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// assign to self and check that the result of [super init] is non-nil. So
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// stop tracking the receiver of init with respect to Retain Release checker.
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// radar://12115830
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@interface ParentOfCell : NSObject
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- (id)initWithInt: (int)inInt;
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@end
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@interface Cell : ParentOfCell{
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int x;
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}
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- (id)init;
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+ (void)test;
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@property int x;
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@end
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@implementation Cell
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@synthesize x;
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- (id) init {
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[super init];
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self.x = 3; // no-warning
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return self; // expected-warning {{Returning 'self' while it is not set to the result of '[(super or self)}}
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}
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- (id) initWithInt: (int)inInt {
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[super initWithInt: inInt];
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self.x = inInt; // no-warning
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return self; // expected-warning {{Returning 'self' while it is not set to the result of '[(super or self)}}
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}
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- (id) init2 {
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[self init]; // The call [self init] is inlined. We will warn inside the inlined body.
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self.x = 2; // no-warning
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return self;
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}
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- (id) initWithIntGood: (int)inInt {
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if (self = [super initWithInt: inInt]) {
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self.x = inInt;
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}
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return self;
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}
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+ (void) test {
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Cell *sharedCell1 = [[Cell alloc] init];
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[sharedCell1 release];
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Cell *sharedCell2 = [[Cell alloc] initWithInt: 3];
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[sharedCell2 release];
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Cell *sharedCell3 = [[Cell alloc] initWithIntGood: 3];
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[sharedCell3 release];
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}
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@end
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