477 lines
18 KiB
Objective-C
477 lines
18 KiB
Objective-C
// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx -analyzer-output=text -verify %s
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// RUN: %clang_cc1 -analyze -analyzer-checker=core,osx -analyzer-output=plist-multi-file %s -o - | FileCheck %s
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typedef signed char BOOL;
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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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-(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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typedef const void * CFTypeRef;
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extern void CFRelease(CFTypeRef cf);
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@interface Cell : NSObject
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- (void)test;
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@end
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@interface SpecialString
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+ (id)alloc;
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- (oneway void)release;
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@end
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typedef SpecialString* SCDynamicStoreRef;
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static void CreateRef(SCDynamicStoreRef *storeRef, unsigned x);
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SCDynamicStoreRef anotherCreateRef(unsigned *err, unsigned x);
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@implementation Cell
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- (void) test {
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SCDynamicStoreRef storeRef = 0; //expected-note{{Variable 'storeRef' initialized to nil}}
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CreateRef(&storeRef, 4);
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//expected-note@-1{{Calling 'CreateRef'}}
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//expected-note@-2{{Returning from 'CreateRef'}}
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CFRelease(storeRef); //expected-warning {{Null pointer argument in call to CFRelease}}
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//expected-note@-1{{Null pointer argument in call to CFRelease}}
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}
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@end
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static void CreateRef(SCDynamicStoreRef *storeRef, unsigned x) {
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unsigned err = 0;
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SCDynamicStoreRef ref = anotherCreateRef(&err, x); // why this is being inlined?
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if (err) {
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//expected-note@-1{{Assuming 'err' is not equal to 0}}
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//expected-note@-2{{Taking true branch}}
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CFRelease(ref);
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ref = 0;
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}
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*storeRef = ref;
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}
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//CHECK: <dict>
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//CHECK: <key>files</key>
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//CHECK: <array>
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//CHECK: </array>
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//CHECK: <key>diagnostics</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>path</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>33</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>ranges</key>
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//CHECK: <array>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>33</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>33</integer>
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//CHECK: <key>col</key><integer>30</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </array>
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//CHECK: <key>depth</key><integer>0</integer>
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//CHECK: <key>extended_message</key>
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//CHECK: <string>Variable 'storeRef' initialized to nil</string>
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//CHECK: <key>message</key>
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//CHECK: <string>Variable 'storeRef' initialized to nil</string>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>33</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>33</integer>
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//CHECK: <key>col</key><integer>21</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>13</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>ranges</key>
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//CHECK: <array>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>27</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </array>
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//CHECK: <key>depth</key><integer>0</integer>
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//CHECK: <key>extended_message</key>
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//CHECK: <string>Calling 'CreateRef'</string>
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//CHECK: <key>message</key>
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//CHECK: <string>Calling 'CreateRef'</string>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>42</integer>
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//CHECK: <key>col</key><integer>1</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>depth</key><integer>1</integer>
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//CHECK: <key>extended_message</key>
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//CHECK: <string>Entered call from 'test'</string>
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//CHECK: <key>message</key>
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//CHECK: <string>Entered call from 'test'</string>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>42</integer>
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//CHECK: <key>col</key><integer>1</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>42</integer>
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//CHECK: <key>col</key><integer>6</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>43</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>43</integer>
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//CHECK: <key>col</key><integer>12</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>43</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>43</integer>
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//CHECK: <key>col</key><integer>12</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>6</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>6</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>11</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>ranges</key>
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//CHECK: <array>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>11</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </array>
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//CHECK: <key>depth</key><integer>1</integer>
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//CHECK: <key>extended_message</key>
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//CHECK: <string>Assuming 'err' is not equal to 0</string>
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//CHECK: <key>message</key>
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//CHECK: <string>Assuming 'err' is not equal to 0</string>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>45</integer>
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//CHECK: <key>col</key><integer>11</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>48</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>48</integer>
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//CHECK: <key>col</key><integer>17</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>48</integer>
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//CHECK: <key>col</key><integer>9</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>48</integer>
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//CHECK: <key>col</key><integer>17</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>51</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>51</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>ranges</key>
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//CHECK: <array>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>27</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </array>
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//CHECK: <key>depth</key><integer>1</integer>
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//CHECK: <key>extended_message</key>
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//CHECK: <string>Returning from 'CreateRef'</string>
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//CHECK: <key>message</key>
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//CHECK: <string>Returning from 'CreateRef'</string>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>control</string>
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//CHECK: <key>edges</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>start</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>34</integer>
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//CHECK: <key>col</key><integer>13</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: <key>end</key>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>37</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>37</integer>
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//CHECK: <key>col</key><integer>13</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: </array>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>kind</key><string>event</string>
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//CHECK: <key>location</key>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>37</integer>
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//CHECK: <key>col</key><integer>5</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <key>ranges</key>
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//CHECK: <array>
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//CHECK: <array>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>37</integer>
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//CHECK: <key>col</key><integer>15</integer>
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//CHECK: <key>file</key><integer>0</integer>
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//CHECK: </dict>
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//CHECK: <dict>
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//CHECK: <key>line</key><integer>37</integer>
|
|
//CHECK: <key>col</key><integer>22</integer>
|
|
//CHECK: <key>file</key><integer>0</integer>
|
|
//CHECK: </dict>
|
|
//CHECK: </array>
|
|
//CHECK: </array>
|
|
//CHECK: <key>depth</key><integer>0</integer>
|
|
//CHECK: <key>extended_message</key>
|
|
//CHECK: <string>Null pointer argument in call to CFRelease</string>
|
|
//CHECK: <key>message</key>
|
|
//CHECK: <string>Null pointer argument in call to CFRelease</string>
|
|
//CHECK: </dict>
|
|
//CHECK: </array>
|
|
//CHECK: <key>description</key><string>Null pointer argument in call to CFRelease</string>
|
|
//CHECK: <key>category</key><string>API Misuse (Apple)</string>
|
|
//CHECK: <key>type</key><string>null passed to CFRetain/CFRelease</string>
|
|
//CHECK: <key>issue_context_kind</key><string>Objective-C method</string>
|
|
//CHECK: <key>issue_context</key><string>test</string>
|
|
//CHECK: <key>issue_hash</key><integer>5</integer>
|
|
//CHECK: <key>location</key>
|
|
//CHECK: <dict>
|
|
//CHECK: <key>line</key><integer>37</integer>
|
|
//CHECK: <key>col</key><integer>5</integer>
|
|
//CHECK: <key>file</key><integer>0</integer>
|
|
//CHECK: </dict>
|
|
//CHECK: </dict>
|
|
//CHECK: </array>
|
|
//CHECK: </dict>
|
|
//CHECK: </plist>
|