Ted Kremenek | cdc3a89 | 2012-08-24 20:39:55 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount,alpha.core -pedantic -analyzer-store=region -verify -Wno-objc-root-class %s |
Ted Kremenek | 8ee885b | 2009-04-24 21:56:17 +0000 | [diff] [blame] | 2 | |
| 3 | // BEGIN delta-debugging reduced header stuff |
| 4 | |
| 5 | typedef signed char BOOL; |
| 6 | typedef unsigned int NSUInteger; |
| 7 | typedef struct _NSZone NSZone; |
| 8 | @class NSCoder; |
| 9 | @protocol NSObject |
| 10 | - (BOOL)isEqual:(id)object; |
| 11 | - (id)retain; |
| 12 | - (oneway void)release; |
| 13 | @end |
| 14 | @protocol NSCopying |
| 15 | - (id)copyWithZone:(NSZone *)zone; |
| 16 | @end |
| 17 | @protocol NSCoding |
| 18 | - (void)encodeWithCoder:(NSCoder *)aCoder; |
| 19 | @end |
| 20 | @interface NSObject <NSObject> {} |
| 21 | - (id)init; |
| 22 | + (id)alloc; |
| 23 | @end |
| 24 | typedef double NSTimeInterval; |
| 25 | enum { NSAnimationEaseInOut, NSAnimationEaseIn, NSAnimationEaseOut, NSAnimationLinear }; |
| 26 | typedef NSUInteger NSAnimationCurve; |
| 27 | @interface NSAnimation : NSObject <NSCopying, NSCoding> {} |
| 28 | - (id)initWithDuration:(NSTimeInterval)duration animationCurve:(NSAnimationCurve)animationCurve; |
| 29 | - (void)startAnimation; |
| 30 | - (void)setDelegate:(id)delegate; |
| 31 | @end |
| 32 | |
| 33 | // END delta-debugging reduced header stuff |
| 34 | |
| 35 | // From NSAnimation Class Reference |
| 36 | // -(void)startAnimation |
| 37 | // The receiver retains itself and is then autoreleased at the end |
| 38 | // of the animation or when it receives stopAnimation. |
| 39 | |
| 40 | @interface MyClass { } |
| 41 | - (void)animationDidEnd:(NSAnimation *)animation; |
| 42 | @end |
| 43 | |
| 44 | @implementation MyClass |
| 45 | - (void)f1 { |
| 46 | // NOTE: The analyzer doesn't really handle this; it just stops tracking |
| 47 | // 'animation' when it is sent the message 'setDelegate:'. |
| 48 | NSAnimation *animation = [[NSAnimation alloc] // no-warning |
| 49 | initWithDuration:1.0 |
| 50 | animationCurve:NSAnimationEaseInOut]; |
| 51 | |
| 52 | [animation setDelegate:self]; |
| 53 | [animation startAnimation]; |
| 54 | } |
| 55 | |
| 56 | - (void)f2 { |
| 57 | NSAnimation *animation = [[NSAnimation alloc] // expected-warning{{leak}} |
| 58 | initWithDuration:1.0 |
| 59 | animationCurve:NSAnimationEaseInOut]; |
| 60 | |
| 61 | [animation startAnimation]; |
| 62 | } |
| 63 | |
| 64 | - (void)animationDidEnd:(NSAnimation *)animation { |
| 65 | [animation release]; |
| 66 | } |
| 67 | @end |