MissingDealloc.m revision d7d5f0223bd30dfd618762349c6209dd1d5ea3e6 
1// RUN: clang-cc -analyze -warn-objc-missing-dealloc '-DIBOutlet=__attribute__((iboutlet))' %s --verify
2typedef signed char BOOL;
3@protocol NSObject
4- (BOOL)isEqual:(id)object;
5- (Class)class;
6@end
7
8@interface NSObject <NSObject> {}
9- (void)dealloc;
10- (id)init;
11@end
12
13typedef struct objc_selector *SEL;
14
15// <rdar://problem/6380411>: 'myproperty' has kind 'assign' and thus the
16//  assignment through the setter does not perform a release.
17
18@interface MyObject : NSObject {
19  id _myproperty;  
20}
21@property(assign) id myproperty;
22@end
23
24@implementation MyObject
25@synthesize myproperty=_myproperty; // no-warning
26- (void)dealloc {
27  self.myproperty = 0;
28  [super dealloc]; 
29}
30@end
31
32//===------------------------------------------------------------------------===
33//  Don't warn about iVars that are selectors.
34
35@interface TestSELs : NSObject {
36  SEL a;
37  SEL b;
38}
39
40@end
41
42@implementation TestSELs // no-warning
43- (id)init {
44  if( (self = [super init]) ) {
45    a = @selector(a);
46    b = @selector(b);
47  }
48
49  return self;
50}
51@end
52
53//===------------------------------------------------------------------------===
54//  Don't warn about iVars that are IBOutlets.
55
56#ifndef IBOutlet
57#define IBOutlet
58#endif
59
60@class NSWindow;
61
62@interface HasOutlet : NSObject {
63IBOutlet NSWindow *window;
64}
65@end
66
67@implementation HasOutlet // no-warning
68@end
69
70//===------------------------------------------------------------------------===
71// <rdar://problem/6380411>
72// Was bogus warning: "The '_myproperty' instance variable was not retained by a
73//  synthesized property but was released in 'dealloc'"
74
75@interface MyObject_rdar6380411 : NSObject {
76    id _myproperty;
77}
78@property(assign) id myproperty;
79@end
80
81@implementation MyObject_rdar6380411
82@synthesize myproperty=_myproperty;
83- (void)dealloc {
84    // Don't claim that myproperty is released since it the property
85    // has the 'assign' attribute.
86    self.myproperty = 0; // no-warning
87    [super dealloc];
88}
89@end
90
91//===------------------------------------------------------------------------===
92// PR 3187: http://llvm.org/bugs/show_bug.cgi?id=3187
93// - Disable the missing -dealloc check for classes that subclass SenTestCase
94
95@class NSString;
96
97@interface SenTestCase : NSObject {}
98@end
99
100@interface MyClassTest : SenTestCase {
101  NSString *resourcePath;
102}
103@end
104
105@interface NSBundle : NSObject {}
106+ (NSBundle *)bundleForClass:(Class)aClass;
107- (NSString *)resourcePath;
108@end
109
110@implementation MyClassTest
111- (void)setUp {
112  resourcePath = [[NSBundle bundleForClass:[self class]] resourcePath];
113}
114- (void)testXXX {
115  // do something which uses resourcepath
116}
117@end
118