null-deref-path-notes.m revision b85cce094887ab5cf1c47acfe306e2fb1d3cfbb1 
1// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-store=region -analyzer-output=text -fblocks -verify -Wno-objc-root-class %s
2// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-store=region -analyzer-output=plist-multi-file -fblocks -Wno-objc-root-class %s -o %t
3// RUN: FileCheck --input-file=%t %s
4
5@interface Root {
6@public
7  int uniqueID;
8}
9- (id)initWithID:(int)newID;
10- (void)refreshID;
11@end
12
13int testNull(Root *obj) {
14  if (obj) return 0;
15  // expected-note@-1 {{Assuming 'obj' is nil}}
16  // expected-note@-2 {{Taking false branch}}
17
18  int *x = &obj->uniqueID; // expected-note{{Variable 'x' initialized to a null pointer value}}
19  return *x; // expected-warning{{Dereference of null pointer (loaded from variable 'x')}} expected-note{{Dereference of null pointer (loaded from variable 'x')}}
20}
21
22
23@interface Subclass : Root
24@end
25
26@implementation Subclass
27- (id)initWithID:(int)newID {
28  self = [super initWithID:newID]; // expected-note{{Value assigned to 'self'}}
29  if (self) return self;
30  // expected-note@-1 {{Assuming 'self' is nil}}
31  // expected-note@-2 {{Taking false branch}}
32
33  uniqueID = newID; // expected-warning{{Access to instance variable 'uniqueID' results in a dereference of a null pointer (loaded from variable 'self')}} expected-note{{Access to instance variable 'uniqueID' results in a dereference of a null pointer (loaded from variable 'self')}}
34  return self;
35}
36
37@end
38
39
40// CHECK:  <key>diagnostics</key>
41// CHECK-NEXT:  <array>
42// CHECK-NEXT:   <dict>
43// CHECK-NEXT:    <key>path</key>
44// CHECK-NEXT:    <array>
45// CHECK-NEXT:     <dict>
46// CHECK-NEXT:      <key>kind</key><string>control</string>
47// CHECK-NEXT:      <key>edges</key>
48// CHECK-NEXT:       <array>
49// CHECK-NEXT:        <dict>
50// CHECK-NEXT:         <key>start</key>
51// CHECK-NEXT:          <array>
52// CHECK-NEXT:           <dict>
53// CHECK-NEXT:            <key>line</key><integer>14</integer>
54// CHECK-NEXT:            <key>col</key><integer>3</integer>
55// CHECK-NEXT:            <key>file</key><integer>0</integer>
56// CHECK-NEXT:           </dict>
57// CHECK-NEXT:           <dict>
58// CHECK-NEXT:            <key>line</key><integer>14</integer>
59// CHECK-NEXT:            <key>col</key><integer>4</integer>
60// CHECK-NEXT:            <key>file</key><integer>0</integer>
61// CHECK-NEXT:           </dict>
62// CHECK-NEXT:          </array>
63// CHECK-NEXT:         <key>end</key>
64// CHECK-NEXT:          <array>
65// CHECK-NEXT:           <dict>
66// CHECK-NEXT:            <key>line</key><integer>14</integer>
67// CHECK-NEXT:            <key>col</key><integer>7</integer>
68// CHECK-NEXT:            <key>file</key><integer>0</integer>
69// CHECK-NEXT:           </dict>
70// CHECK-NEXT:           <dict>
71// CHECK-NEXT:            <key>line</key><integer>14</integer>
72// CHECK-NEXT:            <key>col</key><integer>9</integer>
73// CHECK-NEXT:            <key>file</key><integer>0</integer>
74// CHECK-NEXT:           </dict>
75// CHECK-NEXT:          </array>
76// CHECK-NEXT:        </dict>
77// CHECK-NEXT:       </array>
78// CHECK-NEXT:     </dict>
79// CHECK-NEXT:     <dict>
80// CHECK-NEXT:      <key>kind</key><string>event</string>
81// CHECK-NEXT:      <key>location</key>
82// CHECK-NEXT:      <dict>
83// CHECK-NEXT:       <key>line</key><integer>14</integer>
84// CHECK-NEXT:       <key>col</key><integer>7</integer>
85// CHECK-NEXT:       <key>file</key><integer>0</integer>
86// CHECK-NEXT:      </dict>
87// CHECK-NEXT:      <key>ranges</key>
88// CHECK-NEXT:      <array>
89// CHECK-NEXT:        <array>
90// CHECK-NEXT:         <dict>
91// CHECK-NEXT:          <key>line</key><integer>14</integer>
92// CHECK-NEXT:          <key>col</key><integer>7</integer>
93// CHECK-NEXT:          <key>file</key><integer>0</integer>
94// CHECK-NEXT:         </dict>
95// CHECK-NEXT:         <dict>
96// CHECK-NEXT:          <key>line</key><integer>14</integer>
97// CHECK-NEXT:          <key>col</key><integer>9</integer>
98// CHECK-NEXT:          <key>file</key><integer>0</integer>
99// CHECK-NEXT:         </dict>
100// CHECK-NEXT:        </array>
101// CHECK-NEXT:      </array>
102// CHECK-NEXT:      <key>depth</key><integer>0</integer>
103// CHECK-NEXT:      <key>extended_message</key>
104// CHECK-NEXT:      <string>Assuming &apos;obj&apos; is nil</string>
105// CHECK-NEXT:      <key>message</key>
106// CHECK-NEXT:      <string>Assuming &apos;obj&apos; is nil</string>
107// CHECK-NEXT:     </dict>
108// CHECK-NEXT:     <dict>
109// CHECK-NEXT:      <key>kind</key><string>control</string>
110// CHECK-NEXT:      <key>edges</key>
111// CHECK-NEXT:       <array>
112// CHECK-NEXT:        <dict>
113// CHECK-NEXT:         <key>start</key>
114// CHECK-NEXT:          <array>
115// CHECK-NEXT:           <dict>
116// CHECK-NEXT:            <key>line</key><integer>14</integer>
117// CHECK-NEXT:            <key>col</key><integer>7</integer>
118// CHECK-NEXT:            <key>file</key><integer>0</integer>
119// CHECK-NEXT:           </dict>
120// CHECK-NEXT:           <dict>
121// CHECK-NEXT:            <key>line</key><integer>14</integer>
122// CHECK-NEXT:            <key>col</key><integer>9</integer>
123// CHECK-NEXT:            <key>file</key><integer>0</integer>
124// CHECK-NEXT:           </dict>
125// CHECK-NEXT:          </array>
126// CHECK-NEXT:         <key>end</key>
127// CHECK-NEXT:          <array>
128// CHECK-NEXT:           <dict>
129// CHECK-NEXT:            <key>line</key><integer>18</integer>
130// CHECK-NEXT:            <key>col</key><integer>3</integer>
131// CHECK-NEXT:            <key>file</key><integer>0</integer>
132// CHECK-NEXT:           </dict>
133// CHECK-NEXT:           <dict>
134// CHECK-NEXT:            <key>line</key><integer>18</integer>
135// CHECK-NEXT:            <key>col</key><integer>5</integer>
136// CHECK-NEXT:            <key>file</key><integer>0</integer>
137// CHECK-NEXT:           </dict>
138// CHECK-NEXT:          </array>
139// CHECK-NEXT:        </dict>
140// CHECK-NEXT:       </array>
141// CHECK-NEXT:     </dict>
142// CHECK-NEXT:     <dict>
143// CHECK-NEXT:      <key>kind</key><string>event</string>
144// CHECK-NEXT:      <key>location</key>
145// CHECK-NEXT:      <dict>
146// CHECK-NEXT:       <key>line</key><integer>18</integer>
147// CHECK-NEXT:       <key>col</key><integer>3</integer>
148// CHECK-NEXT:       <key>file</key><integer>0</integer>
149// CHECK-NEXT:      </dict>
150// CHECK-NEXT:      <key>ranges</key>
151// CHECK-NEXT:      <array>
152// CHECK-NEXT:        <array>
153// CHECK-NEXT:         <dict>
154// CHECK-NEXT:          <key>line</key><integer>18</integer>
155// CHECK-NEXT:          <key>col</key><integer>3</integer>
156// CHECK-NEXT:          <key>file</key><integer>0</integer>
157// CHECK-NEXT:         </dict>
158// CHECK-NEXT:         <dict>
159// CHECK-NEXT:          <key>line</key><integer>18</integer>
160// CHECK-NEXT:          <key>col</key><integer>8</integer>
161// CHECK-NEXT:          <key>file</key><integer>0</integer>
162// CHECK-NEXT:         </dict>
163// CHECK-NEXT:        </array>
164// CHECK-NEXT:      </array>
165// CHECK-NEXT:      <key>depth</key><integer>0</integer>
166// CHECK-NEXT:      <key>extended_message</key>
167// CHECK-NEXT:      <string>Variable &apos;x&apos; initialized to a null pointer value</string>
168// CHECK-NEXT:      <key>message</key>
169// CHECK-NEXT:      <string>Variable &apos;x&apos; initialized to a null pointer value</string>
170// CHECK-NEXT:     </dict>
171// CHECK-NEXT:     <dict>
172// CHECK-NEXT:      <key>kind</key><string>control</string>
173// CHECK-NEXT:      <key>edges</key>
174// CHECK-NEXT:       <array>
175// CHECK-NEXT:        <dict>
176// CHECK-NEXT:         <key>start</key>
177// CHECK-NEXT:          <array>
178// CHECK-NEXT:           <dict>
179// CHECK-NEXT:            <key>line</key><integer>18</integer>
180// CHECK-NEXT:            <key>col</key><integer>3</integer>
181// CHECK-NEXT:            <key>file</key><integer>0</integer>
182// CHECK-NEXT:           </dict>
183// CHECK-NEXT:           <dict>
184// CHECK-NEXT:            <key>line</key><integer>18</integer>
185// CHECK-NEXT:            <key>col</key><integer>5</integer>
186// CHECK-NEXT:            <key>file</key><integer>0</integer>
187// CHECK-NEXT:           </dict>
188// CHECK-NEXT:          </array>
189// CHECK-NEXT:         <key>end</key>
190// CHECK-NEXT:          <array>
191// CHECK-NEXT:           <dict>
192// CHECK-NEXT:            <key>line</key><integer>19</integer>
193// CHECK-NEXT:            <key>col</key><integer>3</integer>
194// CHECK-NEXT:            <key>file</key><integer>0</integer>
195// CHECK-NEXT:           </dict>
196// CHECK-NEXT:           <dict>
197// CHECK-NEXT:            <key>line</key><integer>19</integer>
198// CHECK-NEXT:            <key>col</key><integer>8</integer>
199// CHECK-NEXT:            <key>file</key><integer>0</integer>
200// CHECK-NEXT:           </dict>
201// CHECK-NEXT:          </array>
202// CHECK-NEXT:        </dict>
203// CHECK-NEXT:       </array>
204// CHECK-NEXT:     </dict>
205// CHECK-NEXT:     <dict>
206// CHECK-NEXT:      <key>kind</key><string>control</string>
207// CHECK-NEXT:      <key>edges</key>
208// CHECK-NEXT:       <array>
209// CHECK-NEXT:        <dict>
210// CHECK-NEXT:         <key>start</key>
211// CHECK-NEXT:          <array>
212// CHECK-NEXT:           <dict>
213// CHECK-NEXT:            <key>line</key><integer>19</integer>
214// CHECK-NEXT:            <key>col</key><integer>3</integer>
215// CHECK-NEXT:            <key>file</key><integer>0</integer>
216// CHECK-NEXT:           </dict>
217// CHECK-NEXT:           <dict>
218// CHECK-NEXT:            <key>line</key><integer>19</integer>
219// CHECK-NEXT:            <key>col</key><integer>8</integer>
220// CHECK-NEXT:            <key>file</key><integer>0</integer>
221// CHECK-NEXT:           </dict>
222// CHECK-NEXT:          </array>
223// CHECK-NEXT:         <key>end</key>
224// CHECK-NEXT:          <array>
225// CHECK-NEXT:           <dict>
226// CHECK-NEXT:            <key>line</key><integer>19</integer>
227// CHECK-NEXT:            <key>col</key><integer>10</integer>
228// CHECK-NEXT:            <key>file</key><integer>0</integer>
229// CHECK-NEXT:           </dict>
230// CHECK-NEXT:           <dict>
231// CHECK-NEXT:            <key>line</key><integer>19</integer>
232// CHECK-NEXT:            <key>col</key><integer>10</integer>
233// CHECK-NEXT:            <key>file</key><integer>0</integer>
234// CHECK-NEXT:           </dict>
235// CHECK-NEXT:          </array>
236// CHECK-NEXT:        </dict>
237// CHECK-NEXT:       </array>
238// CHECK-NEXT:     </dict>
239// CHECK-NEXT:     <dict>
240// CHECK-NEXT:      <key>kind</key><string>event</string>
241// CHECK-NEXT:      <key>location</key>
242// CHECK-NEXT:      <dict>
243// CHECK-NEXT:       <key>line</key><integer>19</integer>
244// CHECK-NEXT:       <key>col</key><integer>10</integer>
245// CHECK-NEXT:       <key>file</key><integer>0</integer>
246// CHECK-NEXT:      </dict>
247// CHECK-NEXT:      <key>ranges</key>
248// CHECK-NEXT:      <array>
249// CHECK-NEXT:        <array>
250// CHECK-NEXT:         <dict>
251// CHECK-NEXT:          <key>line</key><integer>19</integer>
252// CHECK-NEXT:          <key>col</key><integer>11</integer>
253// CHECK-NEXT:          <key>file</key><integer>0</integer>
254// CHECK-NEXT:         </dict>
255// CHECK-NEXT:         <dict>
256// CHECK-NEXT:          <key>line</key><integer>19</integer>
257// CHECK-NEXT:          <key>col</key><integer>11</integer>
258// CHECK-NEXT:          <key>file</key><integer>0</integer>
259// CHECK-NEXT:         </dict>
260// CHECK-NEXT:        </array>
261// CHECK-NEXT:      </array>
262// CHECK-NEXT:      <key>depth</key><integer>0</integer>
263// CHECK-NEXT:      <key>extended_message</key>
264// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;x&apos;)</string>
265// CHECK-NEXT:      <key>message</key>
266// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;x&apos;)</string>
267// CHECK-NEXT:     </dict>
268// CHECK-NEXT:    </array>
269// CHECK-NEXT:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;x&apos;)</string>
270// CHECK-NEXT:    <key>category</key><string>Logic error</string>
271// CHECK-NEXT:    <key>type</key><string>Dereference of null pointer</string>
272// CHECK-NEXT:   <key>issue_context_kind</key><string>function</string>
273// CHECK-NEXT:   <key>issue_context</key><string>testNull</string>
274// CHECK-NEXT:   <key>issue_hash</key><integer>6</integer>
275// CHECK-NEXT:   <key>location</key>
276// CHECK-NEXT:   <dict>
277// CHECK-NEXT:    <key>line</key><integer>19</integer>
278// CHECK-NEXT:    <key>col</key><integer>10</integer>
279// CHECK-NEXT:    <key>file</key><integer>0</integer>
280// CHECK-NEXT:   </dict>
281// CHECK-NEXT:   </dict>
282// CHECK-NEXT:   <dict>
283// CHECK-NEXT:    <key>path</key>
284// CHECK-NEXT:    <array>
285// CHECK-NEXT:     <dict>
286// CHECK-NEXT:      <key>kind</key><string>event</string>
287// CHECK-NEXT:      <key>location</key>
288// CHECK-NEXT:      <dict>
289// CHECK-NEXT:       <key>line</key><integer>28</integer>
290// CHECK-NEXT:       <key>col</key><integer>3</integer>
291// CHECK-NEXT:       <key>file</key><integer>0</integer>
292// CHECK-NEXT:      </dict>
293// CHECK-NEXT:      <key>ranges</key>
294// CHECK-NEXT:      <array>
295// CHECK-NEXT:        <array>
296// CHECK-NEXT:         <dict>
297// CHECK-NEXT:          <key>line</key><integer>28</integer>
298// CHECK-NEXT:          <key>col</key><integer>3</integer>
299// CHECK-NEXT:          <key>file</key><integer>0</integer>
300// CHECK-NEXT:         </dict>
301// CHECK-NEXT:         <dict>
302// CHECK-NEXT:          <key>line</key><integer>28</integer>
303// CHECK-NEXT:          <key>col</key><integer>33</integer>
304// CHECK-NEXT:          <key>file</key><integer>0</integer>
305// CHECK-NEXT:         </dict>
306// CHECK-NEXT:        </array>
307// CHECK-NEXT:      </array>
308// CHECK-NEXT:      <key>depth</key><integer>0</integer>
309// CHECK-NEXT:      <key>extended_message</key>
310// CHECK-NEXT:      <string>Value assigned to &apos;self&apos;</string>
311// CHECK-NEXT:      <key>message</key>
312// CHECK-NEXT:      <string>Value assigned to &apos;self&apos;</string>
313// CHECK-NEXT:     </dict>
314// CHECK-NEXT:     <dict>
315// CHECK-NEXT:      <key>kind</key><string>control</string>
316// CHECK-NEXT:      <key>edges</key>
317// CHECK-NEXT:       <array>
318// CHECK-NEXT:        <dict>
319// CHECK-NEXT:         <key>start</key>
320// CHECK-NEXT:          <array>
321// CHECK-NEXT:           <dict>
322// CHECK-NEXT:            <key>line</key><integer>28</integer>
323// CHECK-NEXT:            <key>col</key><integer>3</integer>
324// CHECK-NEXT:            <key>file</key><integer>0</integer>
325// CHECK-NEXT:           </dict>
326// CHECK-NEXT:           <dict>
327// CHECK-NEXT:            <key>line</key><integer>28</integer>
328// CHECK-NEXT:            <key>col</key><integer>6</integer>
329// CHECK-NEXT:            <key>file</key><integer>0</integer>
330// CHECK-NEXT:           </dict>
331// CHECK-NEXT:          </array>
332// CHECK-NEXT:         <key>end</key>
333// CHECK-NEXT:          <array>
334// CHECK-NEXT:           <dict>
335// CHECK-NEXT:            <key>line</key><integer>29</integer>
336// CHECK-NEXT:            <key>col</key><integer>3</integer>
337// CHECK-NEXT:            <key>file</key><integer>0</integer>
338// CHECK-NEXT:           </dict>
339// CHECK-NEXT:           <dict>
340// CHECK-NEXT:            <key>line</key><integer>29</integer>
341// CHECK-NEXT:            <key>col</key><integer>4</integer>
342// CHECK-NEXT:            <key>file</key><integer>0</integer>
343// CHECK-NEXT:           </dict>
344// CHECK-NEXT:          </array>
345// CHECK-NEXT:        </dict>
346// CHECK-NEXT:       </array>
347// CHECK-NEXT:     </dict>
348// CHECK-NEXT:     <dict>
349// CHECK-NEXT:      <key>kind</key><string>control</string>
350// CHECK-NEXT:      <key>edges</key>
351// CHECK-NEXT:       <array>
352// CHECK-NEXT:        <dict>
353// CHECK-NEXT:         <key>start</key>
354// CHECK-NEXT:          <array>
355// CHECK-NEXT:           <dict>
356// CHECK-NEXT:            <key>line</key><integer>29</integer>
357// CHECK-NEXT:            <key>col</key><integer>3</integer>
358// CHECK-NEXT:            <key>file</key><integer>0</integer>
359// CHECK-NEXT:           </dict>
360// CHECK-NEXT:           <dict>
361// CHECK-NEXT:            <key>line</key><integer>29</integer>
362// CHECK-NEXT:            <key>col</key><integer>4</integer>
363// CHECK-NEXT:            <key>file</key><integer>0</integer>
364// CHECK-NEXT:           </dict>
365// CHECK-NEXT:          </array>
366// CHECK-NEXT:         <key>end</key>
367// CHECK-NEXT:          <array>
368// CHECK-NEXT:           <dict>
369// CHECK-NEXT:            <key>line</key><integer>29</integer>
370// CHECK-NEXT:            <key>col</key><integer>7</integer>
371// CHECK-NEXT:            <key>file</key><integer>0</integer>
372// CHECK-NEXT:           </dict>
373// CHECK-NEXT:           <dict>
374// CHECK-NEXT:            <key>line</key><integer>29</integer>
375// CHECK-NEXT:            <key>col</key><integer>10</integer>
376// CHECK-NEXT:            <key>file</key><integer>0</integer>
377// CHECK-NEXT:           </dict>
378// CHECK-NEXT:          </array>
379// CHECK-NEXT:        </dict>
380// CHECK-NEXT:       </array>
381// CHECK-NEXT:     </dict>
382// CHECK-NEXT:     <dict>
383// CHECK-NEXT:      <key>kind</key><string>event</string>
384// CHECK-NEXT:      <key>location</key>
385// CHECK-NEXT:      <dict>
386// CHECK-NEXT:       <key>line</key><integer>29</integer>
387// CHECK-NEXT:       <key>col</key><integer>7</integer>
388// CHECK-NEXT:       <key>file</key><integer>0</integer>
389// CHECK-NEXT:      </dict>
390// CHECK-NEXT:      <key>ranges</key>
391// CHECK-NEXT:      <array>
392// CHECK-NEXT:        <array>
393// CHECK-NEXT:         <dict>
394// CHECK-NEXT:          <key>line</key><integer>29</integer>
395// CHECK-NEXT:          <key>col</key><integer>7</integer>
396// CHECK-NEXT:          <key>file</key><integer>0</integer>
397// CHECK-NEXT:         </dict>
398// CHECK-NEXT:         <dict>
399// CHECK-NEXT:          <key>line</key><integer>29</integer>
400// CHECK-NEXT:          <key>col</key><integer>10</integer>
401// CHECK-NEXT:          <key>file</key><integer>0</integer>
402// CHECK-NEXT:         </dict>
403// CHECK-NEXT:        </array>
404// CHECK-NEXT:      </array>
405// CHECK-NEXT:      <key>depth</key><integer>0</integer>
406// CHECK-NEXT:      <key>extended_message</key>
407// CHECK-NEXT:      <string>Assuming &apos;self&apos; is nil</string>
408// CHECK-NEXT:      <key>message</key>
409// CHECK-NEXT:      <string>Assuming &apos;self&apos; is nil</string>
410// CHECK-NEXT:     </dict>
411// CHECK-NEXT:     <dict>
412// CHECK-NEXT:      <key>kind</key><string>control</string>
413// CHECK-NEXT:      <key>edges</key>
414// CHECK-NEXT:       <array>
415// CHECK-NEXT:        <dict>
416// CHECK-NEXT:         <key>start</key>
417// CHECK-NEXT:          <array>
418// CHECK-NEXT:           <dict>
419// CHECK-NEXT:            <key>line</key><integer>29</integer>
420// CHECK-NEXT:            <key>col</key><integer>7</integer>
421// CHECK-NEXT:            <key>file</key><integer>0</integer>
422// CHECK-NEXT:           </dict>
423// CHECK-NEXT:           <dict>
424// CHECK-NEXT:            <key>line</key><integer>29</integer>
425// CHECK-NEXT:            <key>col</key><integer>10</integer>
426// CHECK-NEXT:            <key>file</key><integer>0</integer>
427// CHECK-NEXT:           </dict>
428// CHECK-NEXT:          </array>
429// CHECK-NEXT:         <key>end</key>
430// CHECK-NEXT:          <array>
431// CHECK-NEXT:           <dict>
432// CHECK-NEXT:            <key>line</key><integer>33</integer>
433// CHECK-NEXT:            <key>col</key><integer>3</integer>
434// CHECK-NEXT:            <key>file</key><integer>0</integer>
435// CHECK-NEXT:           </dict>
436// CHECK-NEXT:           <dict>
437// CHECK-NEXT:            <key>line</key><integer>33</integer>
438// CHECK-NEXT:            <key>col</key><integer>10</integer>
439// CHECK-NEXT:            <key>file</key><integer>0</integer>
440// CHECK-NEXT:           </dict>
441// CHECK-NEXT:          </array>
442// CHECK-NEXT:        </dict>
443// CHECK-NEXT:       </array>
444// CHECK-NEXT:     </dict>
445// CHECK-NEXT:     <dict>
446// CHECK-NEXT:      <key>kind</key><string>event</string>
447// CHECK-NEXT:      <key>location</key>
448// CHECK-NEXT:      <dict>
449// CHECK-NEXT:       <key>line</key><integer>33</integer>
450// CHECK-NEXT:       <key>col</key><integer>3</integer>
451// CHECK-NEXT:       <key>file</key><integer>0</integer>
452// CHECK-NEXT:      </dict>
453// CHECK-NEXT:      <key>ranges</key>
454// CHECK-NEXT:      <array>
455// CHECK-NEXT:        <array>
456// CHECK-NEXT:         <dict>
457// CHECK-NEXT:          <key>line</key><integer>33</integer>
458// CHECK-NEXT:          <key>col</key><integer>3</integer>
459// CHECK-NEXT:          <key>file</key><integer>0</integer>
460// CHECK-NEXT:         </dict>
461// CHECK-NEXT:         <dict>
462// CHECK-NEXT:          <key>line</key><integer>33</integer>
463// CHECK-NEXT:          <key>col</key><integer>18</integer>
464// CHECK-NEXT:          <key>file</key><integer>0</integer>
465// CHECK-NEXT:         </dict>
466// CHECK-NEXT:        </array>
467// CHECK-NEXT:      </array>
468// CHECK-NEXT:      <key>depth</key><integer>0</integer>
469// CHECK-NEXT:      <key>extended_message</key>
470// CHECK-NEXT:      <string>Access to instance variable &apos;uniqueID&apos; results in a dereference of a null pointer (loaded from variable &apos;self&apos;)</string>
471// CHECK-NEXT:      <key>message</key>
472// CHECK-NEXT:      <string>Access to instance variable &apos;uniqueID&apos; results in a dereference of a null pointer (loaded from variable &apos;self&apos;)</string>
473// CHECK-NEXT:     </dict>
474// CHECK-NEXT:    </array>
475// CHECK-NEXT:    <key>description</key><string>Access to instance variable &apos;uniqueID&apos; results in a dereference of a null pointer (loaded from variable &apos;self&apos;)</string>
476// CHECK-NEXT:    <key>category</key><string>Logic error</string>
477// CHECK-NEXT:    <key>type</key><string>Dereference of null pointer</string>
478// CHECK-NEXT:   <key>issue_context_kind</key><string>Objective-C method</string>
479// CHECK-NEXT:   <key>issue_context</key><string>initWithID:</string>
480// CHECK-NEXT:   <key>issue_hash</key><integer>6</integer>
481// CHECK-NEXT:   <key>location</key>
482// CHECK-NEXT:   <dict>
483// CHECK-NEXT:    <key>line</key><integer>33</integer>
484// CHECK-NEXT:    <key>col</key><integer>3</integer>
485// CHECK-NEXT:    <key>file</key><integer>0</integer>
486// CHECK-NEXT:   </dict>
487// CHECK-NEXT:   </dict>
488// CHECK-NEXT:  </array>
489