eager-reclamation-path-notes.c revision 4238f41d484729aca260140fbbc53a68769bf60a 
1// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=text -analyzer-config graph-trim-interval=5 -verify %s
2// RUN: %clang_cc1 -analyze -analyzer-checker=core -analyzer-output=plist-multi-file -analyzer-config graph-trim-interval=5 %s -o %t.plist
3// RUN: FileCheck --input-file=%t.plist %s
4
5void use(int *ptr, int val) {
6  *ptr = val; // expected-warning {{Dereference of null pointer (loaded from variable 'ptr')}}
7  // expected-note@-1 {{Dereference of null pointer (loaded from variable 'ptr')}}
8}
9
10int compute() {
11  // Do something that will take enough processing to trigger trimming.
12  // FIXME: This is actually really sensitive. If the interval timing is just
13  // wrong, the node for the actual dereference may also be collected, and all
14  // the path notes will disappear. <rdar://problem/12511814>
15  return 2 + 3 + 4 + 5 + 6;
16}
17
18void testSimple() {
19  int *p = 0;
20  // expected-note@-1 {{'p' initialized to a null pointer value}}
21  use(p, compute());
22  // expected-note@-1 {{Passing null pointer value via 1st parameter 'ptr'}}
23  // expected-note@-2 {{Calling 'use'}}
24}
25
26
27void use2(int *ptr, int val) {
28  *ptr = val; // expected-warning {{Dereference of null pointer (loaded from variable 'ptr')}}
29  // expected-note@-1 {{Dereference of null pointer (loaded from variable 'ptr')}}
30}
31
32void passThrough(int *p) {
33  use2(p, compute());
34  // expected-note@-1 {{Passing null pointer value via 1st parameter 'ptr'}}
35  // expected-note@-2 {{Calling 'use2'}}
36}
37
38void testChainedCalls() {
39  int *ptr = 0;
40  // expected-note@-1 {{'ptr' initialized to a null pointer value}}
41  passThrough(ptr);
42  // expected-note@-1 {{Passing null pointer value via 1st parameter 'p'}}
43  // expected-note@-2 {{Calling 'passThrough'}}
44}
45
46// CHECK:  <key>diagnostics</key>
47// CHECK-NEXT:  <array>
48// CHECK-NEXT:   <dict>
49// CHECK-NEXT:    <key>path</key>
50// CHECK-NEXT:    <array>
51// CHECK-NEXT:     <dict>
52// CHECK-NEXT:      <key>kind</key><string>event</string>
53// CHECK-NEXT:      <key>location</key>
54// CHECK-NEXT:      <dict>
55// CHECK-NEXT:       <key>line</key><integer>19</integer>
56// CHECK-NEXT:       <key>col</key><integer>3</integer>
57// CHECK-NEXT:       <key>file</key><integer>0</integer>
58// CHECK-NEXT:      </dict>
59// CHECK-NEXT:      <key>ranges</key>
60// CHECK-NEXT:      <array>
61// CHECK-NEXT:        <array>
62// CHECK-NEXT:         <dict>
63// CHECK-NEXT:          <key>line</key><integer>19</integer>
64// CHECK-NEXT:          <key>col</key><integer>3</integer>
65// CHECK-NEXT:          <key>file</key><integer>0</integer>
66// CHECK-NEXT:         </dict>
67// CHECK-NEXT:         <dict>
68// CHECK-NEXT:          <key>line</key><integer>19</integer>
69// CHECK-NEXT:          <key>col</key><integer>8</integer>
70// CHECK-NEXT:          <key>file</key><integer>0</integer>
71// CHECK-NEXT:         </dict>
72// CHECK-NEXT:        </array>
73// CHECK-NEXT:      </array>
74// CHECK-NEXT:      <key>depth</key><integer>0</integer>
75// CHECK-NEXT:      <key>extended_message</key>
76// CHECK-NEXT:      <string>&apos;p&apos; initialized to a null pointer value</string>
77// CHECK-NEXT:      <key>message</key>
78// CHECK-NEXT:      <string>&apos;p&apos; initialized to a null pointer value</string>
79// CHECK-NEXT:     </dict>
80// CHECK-NEXT:     <dict>
81// CHECK-NEXT:      <key>kind</key><string>control</string>
82// CHECK-NEXT:      <key>edges</key>
83// CHECK-NEXT:       <array>
84// CHECK-NEXT:        <dict>
85// CHECK-NEXT:         <key>start</key>
86// CHECK-NEXT:          <array>
87// CHECK-NEXT:           <dict>
88// CHECK-NEXT:            <key>line</key><integer>19</integer>
89// CHECK-NEXT:            <key>col</key><integer>3</integer>
90// CHECK-NEXT:            <key>file</key><integer>0</integer>
91// CHECK-NEXT:           </dict>
92// CHECK-NEXT:           <dict>
93// CHECK-NEXT:            <key>line</key><integer>19</integer>
94// CHECK-NEXT:            <key>col</key><integer>5</integer>
95// CHECK-NEXT:            <key>file</key><integer>0</integer>
96// CHECK-NEXT:           </dict>
97// CHECK-NEXT:          </array>
98// CHECK-NEXT:         <key>end</key>
99// CHECK-NEXT:          <array>
100// CHECK-NEXT:           <dict>
101// CHECK-NEXT:            <key>line</key><integer>21</integer>
102// CHECK-NEXT:            <key>col</key><integer>10</integer>
103// CHECK-NEXT:            <key>file</key><integer>0</integer>
104// CHECK-NEXT:           </dict>
105// CHECK-NEXT:           <dict>
106// CHECK-NEXT:            <key>line</key><integer>21</integer>
107// CHECK-NEXT:            <key>col</key><integer>16</integer>
108// CHECK-NEXT:            <key>file</key><integer>0</integer>
109// CHECK-NEXT:           </dict>
110// CHECK-NEXT:          </array>
111// CHECK-NEXT:        </dict>
112// CHECK-NEXT:       </array>
113// CHECK-NEXT:     </dict>
114// CHECK-NEXT:     <dict>
115// CHECK-NEXT:      <key>kind</key><string>control</string>
116// CHECK-NEXT:      <key>edges</key>
117// CHECK-NEXT:       <array>
118// CHECK-NEXT:        <dict>
119// CHECK-NEXT:         <key>start</key>
120// CHECK-NEXT:          <array>
121// CHECK-NEXT:           <dict>
122// CHECK-NEXT:            <key>line</key><integer>21</integer>
123// CHECK-NEXT:            <key>col</key><integer>3</integer>
124// CHECK-NEXT:            <key>file</key><integer>0</integer>
125// CHECK-NEXT:           </dict>
126// CHECK-NEXT:           <dict>
127// CHECK-NEXT:            <key>line</key><integer>21</integer>
128// CHECK-NEXT:            <key>col</key><integer>5</integer>
129// CHECK-NEXT:            <key>file</key><integer>0</integer>
130// CHECK-NEXT:           </dict>
131// CHECK-NEXT:          </array>
132// CHECK-NEXT:         <key>end</key>
133// CHECK-NEXT:          <array>
134// CHECK-NEXT:           <dict>
135// CHECK-NEXT:            <key>line</key><integer>21</integer>
136// CHECK-NEXT:            <key>col</key><integer>10</integer>
137// CHECK-NEXT:            <key>file</key><integer>0</integer>
138// CHECK-NEXT:           </dict>
139// CHECK-NEXT:           <dict>
140// CHECK-NEXT:            <key>line</key><integer>21</integer>
141// CHECK-NEXT:            <key>col</key><integer>16</integer>
142// CHECK-NEXT:            <key>file</key><integer>0</integer>
143// CHECK-NEXT:           </dict>
144// CHECK-NEXT:          </array>
145// CHECK-NEXT:        </dict>
146// CHECK-NEXT:       </array>
147// CHECK-NEXT:     </dict>
148// CHECK-NEXT:     <dict>
149// CHECK-NEXT:      <key>kind</key><string>control</string>
150// CHECK-NEXT:      <key>edges</key>
151// CHECK-NEXT:       <array>
152// CHECK-NEXT:        <dict>
153// CHECK-NEXT:         <key>start</key>
154// CHECK-NEXT:          <array>
155// CHECK-NEXT:           <dict>
156// CHECK-NEXT:            <key>line</key><integer>21</integer>
157// CHECK-NEXT:            <key>col</key><integer>10</integer>
158// CHECK-NEXT:            <key>file</key><integer>0</integer>
159// CHECK-NEXT:           </dict>
160// CHECK-NEXT:           <dict>
161// CHECK-NEXT:            <key>line</key><integer>21</integer>
162// CHECK-NEXT:            <key>col</key><integer>16</integer>
163// CHECK-NEXT:            <key>file</key><integer>0</integer>
164// CHECK-NEXT:           </dict>
165// CHECK-NEXT:          </array>
166// CHECK-NEXT:         <key>end</key>
167// CHECK-NEXT:          <array>
168// CHECK-NEXT:           <dict>
169// CHECK-NEXT:            <key>line</key><integer>21</integer>
170// CHECK-NEXT:            <key>col</key><integer>7</integer>
171// CHECK-NEXT:            <key>file</key><integer>0</integer>
172// CHECK-NEXT:           </dict>
173// CHECK-NEXT:           <dict>
174// CHECK-NEXT:            <key>line</key><integer>21</integer>
175// CHECK-NEXT:            <key>col</key><integer>7</integer>
176// CHECK-NEXT:            <key>file</key><integer>0</integer>
177// CHECK-NEXT:           </dict>
178// CHECK-NEXT:          </array>
179// CHECK-NEXT:        </dict>
180// CHECK-NEXT:       </array>
181// CHECK-NEXT:     </dict>
182// CHECK-NEXT:     <dict>
183// CHECK-NEXT:      <key>kind</key><string>event</string>
184// CHECK-NEXT:      <key>location</key>
185// CHECK-NEXT:      <dict>
186// CHECK-NEXT:       <key>line</key><integer>21</integer>
187// CHECK-NEXT:       <key>col</key><integer>7</integer>
188// CHECK-NEXT:       <key>file</key><integer>0</integer>
189// CHECK-NEXT:      </dict>
190// CHECK-NEXT:      <key>ranges</key>
191// CHECK-NEXT:      <array>
192// CHECK-NEXT:        <array>
193// CHECK-NEXT:         <dict>
194// CHECK-NEXT:          <key>line</key><integer>21</integer>
195// CHECK-NEXT:          <key>col</key><integer>7</integer>
196// CHECK-NEXT:          <key>file</key><integer>0</integer>
197// CHECK-NEXT:         </dict>
198// CHECK-NEXT:         <dict>
199// CHECK-NEXT:          <key>line</key><integer>21</integer>
200// CHECK-NEXT:          <key>col</key><integer>7</integer>
201// CHECK-NEXT:          <key>file</key><integer>0</integer>
202// CHECK-NEXT:         </dict>
203// CHECK-NEXT:        </array>
204// CHECK-NEXT:      </array>
205// CHECK-NEXT:      <key>depth</key><integer>0</integer>
206// CHECK-NEXT:      <key>extended_message</key>
207// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
208// CHECK-NEXT:      <key>message</key>
209// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
210// CHECK-NEXT:     </dict>
211// CHECK-NEXT:     <dict>
212// CHECK-NEXT:      <key>kind</key><string>event</string>
213// CHECK-NEXT:      <key>location</key>
214// CHECK-NEXT:      <dict>
215// CHECK-NEXT:       <key>line</key><integer>21</integer>
216// CHECK-NEXT:       <key>col</key><integer>3</integer>
217// CHECK-NEXT:       <key>file</key><integer>0</integer>
218// CHECK-NEXT:      </dict>
219// CHECK-NEXT:      <key>ranges</key>
220// CHECK-NEXT:      <array>
221// CHECK-NEXT:        <array>
222// CHECK-NEXT:         <dict>
223// CHECK-NEXT:          <key>line</key><integer>21</integer>
224// CHECK-NEXT:          <key>col</key><integer>3</integer>
225// CHECK-NEXT:          <key>file</key><integer>0</integer>
226// CHECK-NEXT:         </dict>
227// CHECK-NEXT:         <dict>
228// CHECK-NEXT:          <key>line</key><integer>21</integer>
229// CHECK-NEXT:          <key>col</key><integer>19</integer>
230// CHECK-NEXT:          <key>file</key><integer>0</integer>
231// CHECK-NEXT:         </dict>
232// CHECK-NEXT:        </array>
233// CHECK-NEXT:      </array>
234// CHECK-NEXT:      <key>depth</key><integer>0</integer>
235// CHECK-NEXT:      <key>extended_message</key>
236// CHECK-NEXT:      <string>Calling &apos;use&apos;</string>
237// CHECK-NEXT:      <key>message</key>
238// CHECK-NEXT:      <string>Calling &apos;use&apos;</string>
239// CHECK-NEXT:     </dict>
240// CHECK-NEXT:     <dict>
241// CHECK-NEXT:      <key>kind</key><string>event</string>
242// CHECK-NEXT:      <key>location</key>
243// CHECK-NEXT:      <dict>
244// CHECK-NEXT:       <key>line</key><integer>5</integer>
245// CHECK-NEXT:       <key>col</key><integer>1</integer>
246// CHECK-NEXT:       <key>file</key><integer>0</integer>
247// CHECK-NEXT:      </dict>
248// CHECK-NEXT:      <key>depth</key><integer>1</integer>
249// CHECK-NEXT:      <key>extended_message</key>
250// CHECK-NEXT:      <string>Entered call from &apos;testSimple&apos;</string>
251// CHECK-NEXT:      <key>message</key>
252// CHECK-NEXT:      <string>Entered call from &apos;testSimple&apos;</string>
253// CHECK-NEXT:     </dict>
254// CHECK-NEXT:     <dict>
255// CHECK-NEXT:      <key>kind</key><string>control</string>
256// CHECK-NEXT:      <key>edges</key>
257// CHECK-NEXT:       <array>
258// CHECK-NEXT:        <dict>
259// CHECK-NEXT:         <key>start</key>
260// CHECK-NEXT:          <array>
261// CHECK-NEXT:           <dict>
262// CHECK-NEXT:            <key>line</key><integer>5</integer>
263// CHECK-NEXT:            <key>col</key><integer>1</integer>
264// CHECK-NEXT:            <key>file</key><integer>0</integer>
265// CHECK-NEXT:           </dict>
266// CHECK-NEXT:           <dict>
267// CHECK-NEXT:            <key>line</key><integer>5</integer>
268// CHECK-NEXT:            <key>col</key><integer>4</integer>
269// CHECK-NEXT:            <key>file</key><integer>0</integer>
270// CHECK-NEXT:           </dict>
271// CHECK-NEXT:          </array>
272// CHECK-NEXT:         <key>end</key>
273// CHECK-NEXT:          <array>
274// CHECK-NEXT:           <dict>
275// CHECK-NEXT:            <key>line</key><integer>6</integer>
276// CHECK-NEXT:            <key>col</key><integer>3</integer>
277// CHECK-NEXT:            <key>file</key><integer>0</integer>
278// CHECK-NEXT:           </dict>
279// CHECK-NEXT:           <dict>
280// CHECK-NEXT:            <key>line</key><integer>6</integer>
281// CHECK-NEXT:            <key>col</key><integer>3</integer>
282// CHECK-NEXT:            <key>file</key><integer>0</integer>
283// CHECK-NEXT:           </dict>
284// CHECK-NEXT:          </array>
285// CHECK-NEXT:        </dict>
286// CHECK-NEXT:       </array>
287// CHECK-NEXT:     </dict>
288// CHECK-NEXT:     <dict>
289// CHECK-NEXT:      <key>kind</key><string>event</string>
290// CHECK-NEXT:      <key>location</key>
291// CHECK-NEXT:      <dict>
292// CHECK-NEXT:       <key>line</key><integer>6</integer>
293// CHECK-NEXT:       <key>col</key><integer>3</integer>
294// CHECK-NEXT:       <key>file</key><integer>0</integer>
295// CHECK-NEXT:      </dict>
296// CHECK-NEXT:      <key>ranges</key>
297// CHECK-NEXT:      <array>
298// CHECK-NEXT:        <array>
299// CHECK-NEXT:         <dict>
300// CHECK-NEXT:          <key>line</key><integer>6</integer>
301// CHECK-NEXT:          <key>col</key><integer>4</integer>
302// CHECK-NEXT:          <key>file</key><integer>0</integer>
303// CHECK-NEXT:         </dict>
304// CHECK-NEXT:         <dict>
305// CHECK-NEXT:          <key>line</key><integer>6</integer>
306// CHECK-NEXT:          <key>col</key><integer>6</integer>
307// CHECK-NEXT:          <key>file</key><integer>0</integer>
308// CHECK-NEXT:         </dict>
309// CHECK-NEXT:        </array>
310// CHECK-NEXT:      </array>
311// CHECK-NEXT:      <key>depth</key><integer>1</integer>
312// CHECK-NEXT:      <key>extended_message</key>
313// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
314// CHECK-NEXT:      <key>message</key>
315// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
316// CHECK-NEXT:     </dict>
317// CHECK-NEXT:    </array>
318// CHECK-NEXT:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
319// CHECK-NEXT:    <key>category</key><string>Logic error</string>
320// CHECK-NEXT:    <key>type</key><string>Dereference of null pointer</string>
321// CHECK-NEXT:   <key>issue_context_kind</key><string>function</string>
322// CHECK-NEXT:   <key>issue_context</key><string>use</string>
323// CHECK-NEXT:   <key>issue_hash</key><string>1</string>
324// CHECK-NEXT:   <key>location</key>
325// CHECK-NEXT:   <dict>
326// CHECK-NEXT:    <key>line</key><integer>6</integer>
327// CHECK-NEXT:    <key>col</key><integer>3</integer>
328// CHECK-NEXT:    <key>file</key><integer>0</integer>
329// CHECK-NEXT:   </dict>
330// CHECK-NEXT:   </dict>
331// CHECK-NEXT:   <dict>
332// CHECK-NEXT:    <key>path</key>
333// CHECK-NEXT:    <array>
334// CHECK-NEXT:     <dict>
335// CHECK-NEXT:      <key>kind</key><string>event</string>
336// CHECK-NEXT:      <key>location</key>
337// CHECK-NEXT:      <dict>
338// CHECK-NEXT:       <key>line</key><integer>39</integer>
339// CHECK-NEXT:       <key>col</key><integer>3</integer>
340// CHECK-NEXT:       <key>file</key><integer>0</integer>
341// CHECK-NEXT:      </dict>
342// CHECK-NEXT:      <key>ranges</key>
343// CHECK-NEXT:      <array>
344// CHECK-NEXT:        <array>
345// CHECK-NEXT:         <dict>
346// CHECK-NEXT:          <key>line</key><integer>39</integer>
347// CHECK-NEXT:          <key>col</key><integer>3</integer>
348// CHECK-NEXT:          <key>file</key><integer>0</integer>
349// CHECK-NEXT:         </dict>
350// CHECK-NEXT:         <dict>
351// CHECK-NEXT:          <key>line</key><integer>39</integer>
352// CHECK-NEXT:          <key>col</key><integer>10</integer>
353// CHECK-NEXT:          <key>file</key><integer>0</integer>
354// CHECK-NEXT:         </dict>
355// CHECK-NEXT:        </array>
356// CHECK-NEXT:      </array>
357// CHECK-NEXT:      <key>depth</key><integer>0</integer>
358// CHECK-NEXT:      <key>extended_message</key>
359// CHECK-NEXT:      <string>&apos;ptr&apos; initialized to a null pointer value</string>
360// CHECK-NEXT:      <key>message</key>
361// CHECK-NEXT:      <string>&apos;ptr&apos; initialized to a null pointer value</string>
362// CHECK-NEXT:     </dict>
363// CHECK-NEXT:     <dict>
364// CHECK-NEXT:      <key>kind</key><string>control</string>
365// CHECK-NEXT:      <key>edges</key>
366// CHECK-NEXT:       <array>
367// CHECK-NEXT:        <dict>
368// CHECK-NEXT:         <key>start</key>
369// CHECK-NEXT:          <array>
370// CHECK-NEXT:           <dict>
371// CHECK-NEXT:            <key>line</key><integer>39</integer>
372// CHECK-NEXT:            <key>col</key><integer>3</integer>
373// CHECK-NEXT:            <key>file</key><integer>0</integer>
374// CHECK-NEXT:           </dict>
375// CHECK-NEXT:           <dict>
376// CHECK-NEXT:            <key>line</key><integer>39</integer>
377// CHECK-NEXT:            <key>col</key><integer>5</integer>
378// CHECK-NEXT:            <key>file</key><integer>0</integer>
379// CHECK-NEXT:           </dict>
380// CHECK-NEXT:          </array>
381// CHECK-NEXT:         <key>end</key>
382// CHECK-NEXT:          <array>
383// CHECK-NEXT:           <dict>
384// CHECK-NEXT:            <key>line</key><integer>41</integer>
385// CHECK-NEXT:            <key>col</key><integer>3</integer>
386// CHECK-NEXT:            <key>file</key><integer>0</integer>
387// CHECK-NEXT:           </dict>
388// CHECK-NEXT:           <dict>
389// CHECK-NEXT:            <key>line</key><integer>41</integer>
390// CHECK-NEXT:            <key>col</key><integer>13</integer>
391// CHECK-NEXT:            <key>file</key><integer>0</integer>
392// CHECK-NEXT:           </dict>
393// CHECK-NEXT:          </array>
394// CHECK-NEXT:        </dict>
395// CHECK-NEXT:       </array>
396// CHECK-NEXT:     </dict>
397// CHECK-NEXT:     <dict>
398// CHECK-NEXT:      <key>kind</key><string>control</string>
399// CHECK-NEXT:      <key>edges</key>
400// CHECK-NEXT:       <array>
401// CHECK-NEXT:        <dict>
402// CHECK-NEXT:         <key>start</key>
403// CHECK-NEXT:          <array>
404// CHECK-NEXT:           <dict>
405// CHECK-NEXT:            <key>line</key><integer>41</integer>
406// CHECK-NEXT:            <key>col</key><integer>3</integer>
407// CHECK-NEXT:            <key>file</key><integer>0</integer>
408// CHECK-NEXT:           </dict>
409// CHECK-NEXT:           <dict>
410// CHECK-NEXT:            <key>line</key><integer>41</integer>
411// CHECK-NEXT:            <key>col</key><integer>13</integer>
412// CHECK-NEXT:            <key>file</key><integer>0</integer>
413// CHECK-NEXT:           </dict>
414// CHECK-NEXT:          </array>
415// CHECK-NEXT:         <key>end</key>
416// CHECK-NEXT:          <array>
417// CHECK-NEXT:           <dict>
418// CHECK-NEXT:            <key>line</key><integer>41</integer>
419// CHECK-NEXT:            <key>col</key><integer>15</integer>
420// CHECK-NEXT:            <key>file</key><integer>0</integer>
421// CHECK-NEXT:           </dict>
422// CHECK-NEXT:           <dict>
423// CHECK-NEXT:            <key>line</key><integer>41</integer>
424// CHECK-NEXT:            <key>col</key><integer>17</integer>
425// CHECK-NEXT:            <key>file</key><integer>0</integer>
426// CHECK-NEXT:           </dict>
427// CHECK-NEXT:          </array>
428// CHECK-NEXT:        </dict>
429// CHECK-NEXT:       </array>
430// CHECK-NEXT:     </dict>
431// CHECK-NEXT:     <dict>
432// CHECK-NEXT:      <key>kind</key><string>event</string>
433// CHECK-NEXT:      <key>location</key>
434// CHECK-NEXT:      <dict>
435// CHECK-NEXT:       <key>line</key><integer>41</integer>
436// CHECK-NEXT:       <key>col</key><integer>15</integer>
437// CHECK-NEXT:       <key>file</key><integer>0</integer>
438// CHECK-NEXT:      </dict>
439// CHECK-NEXT:      <key>ranges</key>
440// CHECK-NEXT:      <array>
441// CHECK-NEXT:        <array>
442// CHECK-NEXT:         <dict>
443// CHECK-NEXT:          <key>line</key><integer>41</integer>
444// CHECK-NEXT:          <key>col</key><integer>15</integer>
445// CHECK-NEXT:          <key>file</key><integer>0</integer>
446// CHECK-NEXT:         </dict>
447// CHECK-NEXT:         <dict>
448// CHECK-NEXT:          <key>line</key><integer>41</integer>
449// CHECK-NEXT:          <key>col</key><integer>17</integer>
450// CHECK-NEXT:          <key>file</key><integer>0</integer>
451// CHECK-NEXT:         </dict>
452// CHECK-NEXT:        </array>
453// CHECK-NEXT:      </array>
454// CHECK-NEXT:      <key>depth</key><integer>0</integer>
455// CHECK-NEXT:      <key>extended_message</key>
456// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;p&apos;</string>
457// CHECK-NEXT:      <key>message</key>
458// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;p&apos;</string>
459// CHECK-NEXT:     </dict>
460// CHECK-NEXT:     <dict>
461// CHECK-NEXT:      <key>kind</key><string>event</string>
462// CHECK-NEXT:      <key>location</key>
463// CHECK-NEXT:      <dict>
464// CHECK-NEXT:       <key>line</key><integer>41</integer>
465// CHECK-NEXT:       <key>col</key><integer>3</integer>
466// CHECK-NEXT:       <key>file</key><integer>0</integer>
467// CHECK-NEXT:      </dict>
468// CHECK-NEXT:      <key>ranges</key>
469// CHECK-NEXT:      <array>
470// CHECK-NEXT:        <array>
471// CHECK-NEXT:         <dict>
472// CHECK-NEXT:          <key>line</key><integer>41</integer>
473// CHECK-NEXT:          <key>col</key><integer>3</integer>
474// CHECK-NEXT:          <key>file</key><integer>0</integer>
475// CHECK-NEXT:         </dict>
476// CHECK-NEXT:         <dict>
477// CHECK-NEXT:          <key>line</key><integer>41</integer>
478// CHECK-NEXT:          <key>col</key><integer>18</integer>
479// CHECK-NEXT:          <key>file</key><integer>0</integer>
480// CHECK-NEXT:         </dict>
481// CHECK-NEXT:        </array>
482// CHECK-NEXT:      </array>
483// CHECK-NEXT:      <key>depth</key><integer>0</integer>
484// CHECK-NEXT:      <key>extended_message</key>
485// CHECK-NEXT:      <string>Calling &apos;passThrough&apos;</string>
486// CHECK-NEXT:      <key>message</key>
487// CHECK-NEXT:      <string>Calling &apos;passThrough&apos;</string>
488// CHECK-NEXT:     </dict>
489// CHECK-NEXT:     <dict>
490// CHECK-NEXT:      <key>kind</key><string>event</string>
491// CHECK-NEXT:      <key>location</key>
492// CHECK-NEXT:      <dict>
493// CHECK-NEXT:       <key>line</key><integer>32</integer>
494// CHECK-NEXT:       <key>col</key><integer>1</integer>
495// CHECK-NEXT:       <key>file</key><integer>0</integer>
496// CHECK-NEXT:      </dict>
497// CHECK-NEXT:      <key>depth</key><integer>1</integer>
498// CHECK-NEXT:      <key>extended_message</key>
499// CHECK-NEXT:      <string>Entered call from &apos;testChainedCalls&apos;</string>
500// CHECK-NEXT:      <key>message</key>
501// CHECK-NEXT:      <string>Entered call from &apos;testChainedCalls&apos;</string>
502// CHECK-NEXT:     </dict>
503// CHECK-NEXT:     <dict>
504// CHECK-NEXT:      <key>kind</key><string>control</string>
505// CHECK-NEXT:      <key>edges</key>
506// CHECK-NEXT:       <array>
507// CHECK-NEXT:        <dict>
508// CHECK-NEXT:         <key>start</key>
509// CHECK-NEXT:          <array>
510// CHECK-NEXT:           <dict>
511// CHECK-NEXT:            <key>line</key><integer>32</integer>
512// CHECK-NEXT:            <key>col</key><integer>1</integer>
513// CHECK-NEXT:            <key>file</key><integer>0</integer>
514// CHECK-NEXT:           </dict>
515// CHECK-NEXT:           <dict>
516// CHECK-NEXT:            <key>line</key><integer>32</integer>
517// CHECK-NEXT:            <key>col</key><integer>4</integer>
518// CHECK-NEXT:            <key>file</key><integer>0</integer>
519// CHECK-NEXT:           </dict>
520// CHECK-NEXT:          </array>
521// CHECK-NEXT:         <key>end</key>
522// CHECK-NEXT:          <array>
523// CHECK-NEXT:           <dict>
524// CHECK-NEXT:            <key>line</key><integer>33</integer>
525// CHECK-NEXT:            <key>col</key><integer>3</integer>
526// CHECK-NEXT:            <key>file</key><integer>0</integer>
527// CHECK-NEXT:           </dict>
528// CHECK-NEXT:           <dict>
529// CHECK-NEXT:            <key>line</key><integer>33</integer>
530// CHECK-NEXT:            <key>col</key><integer>6</integer>
531// CHECK-NEXT:            <key>file</key><integer>0</integer>
532// CHECK-NEXT:           </dict>
533// CHECK-NEXT:          </array>
534// CHECK-NEXT:        </dict>
535// CHECK-NEXT:       </array>
536// CHECK-NEXT:     </dict>
537// CHECK-NEXT:     <dict>
538// CHECK-NEXT:      <key>kind</key><string>control</string>
539// CHECK-NEXT:      <key>edges</key>
540// CHECK-NEXT:       <array>
541// CHECK-NEXT:        <dict>
542// CHECK-NEXT:         <key>start</key>
543// CHECK-NEXT:          <array>
544// CHECK-NEXT:           <dict>
545// CHECK-NEXT:            <key>line</key><integer>33</integer>
546// CHECK-NEXT:            <key>col</key><integer>3</integer>
547// CHECK-NEXT:            <key>file</key><integer>0</integer>
548// CHECK-NEXT:           </dict>
549// CHECK-NEXT:           <dict>
550// CHECK-NEXT:            <key>line</key><integer>33</integer>
551// CHECK-NEXT:            <key>col</key><integer>6</integer>
552// CHECK-NEXT:            <key>file</key><integer>0</integer>
553// CHECK-NEXT:           </dict>
554// CHECK-NEXT:          </array>
555// CHECK-NEXT:         <key>end</key>
556// CHECK-NEXT:          <array>
557// CHECK-NEXT:           <dict>
558// CHECK-NEXT:            <key>line</key><integer>33</integer>
559// CHECK-NEXT:            <key>col</key><integer>11</integer>
560// CHECK-NEXT:            <key>file</key><integer>0</integer>
561// CHECK-NEXT:           </dict>
562// CHECK-NEXT:           <dict>
563// CHECK-NEXT:            <key>line</key><integer>33</integer>
564// CHECK-NEXT:            <key>col</key><integer>17</integer>
565// CHECK-NEXT:            <key>file</key><integer>0</integer>
566// CHECK-NEXT:           </dict>
567// CHECK-NEXT:          </array>
568// CHECK-NEXT:        </dict>
569// CHECK-NEXT:       </array>
570// CHECK-NEXT:     </dict>
571// CHECK-NEXT:     <dict>
572// CHECK-NEXT:      <key>kind</key><string>control</string>
573// CHECK-NEXT:      <key>edges</key>
574// CHECK-NEXT:       <array>
575// CHECK-NEXT:        <dict>
576// CHECK-NEXT:         <key>start</key>
577// CHECK-NEXT:          <array>
578// CHECK-NEXT:           <dict>
579// CHECK-NEXT:            <key>line</key><integer>33</integer>
580// CHECK-NEXT:            <key>col</key><integer>3</integer>
581// CHECK-NEXT:            <key>file</key><integer>0</integer>
582// CHECK-NEXT:           </dict>
583// CHECK-NEXT:           <dict>
584// CHECK-NEXT:            <key>line</key><integer>33</integer>
585// CHECK-NEXT:            <key>col</key><integer>6</integer>
586// CHECK-NEXT:            <key>file</key><integer>0</integer>
587// CHECK-NEXT:           </dict>
588// CHECK-NEXT:          </array>
589// CHECK-NEXT:         <key>end</key>
590// CHECK-NEXT:          <array>
591// CHECK-NEXT:           <dict>
592// CHECK-NEXT:            <key>line</key><integer>33</integer>
593// CHECK-NEXT:            <key>col</key><integer>11</integer>
594// CHECK-NEXT:            <key>file</key><integer>0</integer>
595// CHECK-NEXT:           </dict>
596// CHECK-NEXT:           <dict>
597// CHECK-NEXT:            <key>line</key><integer>33</integer>
598// CHECK-NEXT:            <key>col</key><integer>17</integer>
599// CHECK-NEXT:            <key>file</key><integer>0</integer>
600// CHECK-NEXT:           </dict>
601// CHECK-NEXT:          </array>
602// CHECK-NEXT:        </dict>
603// CHECK-NEXT:       </array>
604// CHECK-NEXT:     </dict>
605// CHECK-NEXT:     <dict>
606// CHECK-NEXT:      <key>kind</key><string>control</string>
607// CHECK-NEXT:      <key>edges</key>
608// CHECK-NEXT:       <array>
609// CHECK-NEXT:        <dict>
610// CHECK-NEXT:         <key>start</key>
611// CHECK-NEXT:          <array>
612// CHECK-NEXT:           <dict>
613// CHECK-NEXT:            <key>line</key><integer>33</integer>
614// CHECK-NEXT:            <key>col</key><integer>11</integer>
615// CHECK-NEXT:            <key>file</key><integer>0</integer>
616// CHECK-NEXT:           </dict>
617// CHECK-NEXT:           <dict>
618// CHECK-NEXT:            <key>line</key><integer>33</integer>
619// CHECK-NEXT:            <key>col</key><integer>17</integer>
620// CHECK-NEXT:            <key>file</key><integer>0</integer>
621// CHECK-NEXT:           </dict>
622// CHECK-NEXT:          </array>
623// CHECK-NEXT:         <key>end</key>
624// CHECK-NEXT:          <array>
625// CHECK-NEXT:           <dict>
626// CHECK-NEXT:            <key>line</key><integer>33</integer>
627// CHECK-NEXT:            <key>col</key><integer>8</integer>
628// CHECK-NEXT:            <key>file</key><integer>0</integer>
629// CHECK-NEXT:           </dict>
630// CHECK-NEXT:           <dict>
631// CHECK-NEXT:            <key>line</key><integer>33</integer>
632// CHECK-NEXT:            <key>col</key><integer>8</integer>
633// CHECK-NEXT:            <key>file</key><integer>0</integer>
634// CHECK-NEXT:           </dict>
635// CHECK-NEXT:          </array>
636// CHECK-NEXT:        </dict>
637// CHECK-NEXT:       </array>
638// CHECK-NEXT:     </dict>
639// CHECK-NEXT:     <dict>
640// CHECK-NEXT:      <key>kind</key><string>event</string>
641// CHECK-NEXT:      <key>location</key>
642// CHECK-NEXT:      <dict>
643// CHECK-NEXT:       <key>line</key><integer>33</integer>
644// CHECK-NEXT:       <key>col</key><integer>8</integer>
645// CHECK-NEXT:       <key>file</key><integer>0</integer>
646// CHECK-NEXT:      </dict>
647// CHECK-NEXT:      <key>ranges</key>
648// CHECK-NEXT:      <array>
649// CHECK-NEXT:        <array>
650// CHECK-NEXT:         <dict>
651// CHECK-NEXT:          <key>line</key><integer>33</integer>
652// CHECK-NEXT:          <key>col</key><integer>8</integer>
653// CHECK-NEXT:          <key>file</key><integer>0</integer>
654// CHECK-NEXT:         </dict>
655// CHECK-NEXT:         <dict>
656// CHECK-NEXT:          <key>line</key><integer>33</integer>
657// CHECK-NEXT:          <key>col</key><integer>8</integer>
658// CHECK-NEXT:          <key>file</key><integer>0</integer>
659// CHECK-NEXT:         </dict>
660// CHECK-NEXT:        </array>
661// CHECK-NEXT:      </array>
662// CHECK-NEXT:      <key>depth</key><integer>1</integer>
663// CHECK-NEXT:      <key>extended_message</key>
664// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
665// CHECK-NEXT:      <key>message</key>
666// CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
667// CHECK-NEXT:     </dict>
668// CHECK-NEXT:     <dict>
669// CHECK-NEXT:      <key>kind</key><string>event</string>
670// CHECK-NEXT:      <key>location</key>
671// CHECK-NEXT:      <dict>
672// CHECK-NEXT:       <key>line</key><integer>33</integer>
673// CHECK-NEXT:       <key>col</key><integer>3</integer>
674// CHECK-NEXT:       <key>file</key><integer>0</integer>
675// CHECK-NEXT:      </dict>
676// CHECK-NEXT:      <key>ranges</key>
677// CHECK-NEXT:      <array>
678// CHECK-NEXT:        <array>
679// CHECK-NEXT:         <dict>
680// CHECK-NEXT:          <key>line</key><integer>33</integer>
681// CHECK-NEXT:          <key>col</key><integer>3</integer>
682// CHECK-NEXT:          <key>file</key><integer>0</integer>
683// CHECK-NEXT:         </dict>
684// CHECK-NEXT:         <dict>
685// CHECK-NEXT:          <key>line</key><integer>33</integer>
686// CHECK-NEXT:          <key>col</key><integer>20</integer>
687// CHECK-NEXT:          <key>file</key><integer>0</integer>
688// CHECK-NEXT:         </dict>
689// CHECK-NEXT:        </array>
690// CHECK-NEXT:      </array>
691// CHECK-NEXT:      <key>depth</key><integer>1</integer>
692// CHECK-NEXT:      <key>extended_message</key>
693// CHECK-NEXT:      <string>Calling &apos;use2&apos;</string>
694// CHECK-NEXT:      <key>message</key>
695// CHECK-NEXT:      <string>Calling &apos;use2&apos;</string>
696// CHECK-NEXT:     </dict>
697// CHECK-NEXT:     <dict>
698// CHECK-NEXT:      <key>kind</key><string>event</string>
699// CHECK-NEXT:      <key>location</key>
700// CHECK-NEXT:      <dict>
701// CHECK-NEXT:       <key>line</key><integer>27</integer>
702// CHECK-NEXT:       <key>col</key><integer>1</integer>
703// CHECK-NEXT:       <key>file</key><integer>0</integer>
704// CHECK-NEXT:      </dict>
705// CHECK-NEXT:      <key>depth</key><integer>2</integer>
706// CHECK-NEXT:      <key>extended_message</key>
707// CHECK-NEXT:      <string>Entered call from &apos;passThrough&apos;</string>
708// CHECK-NEXT:      <key>message</key>
709// CHECK-NEXT:      <string>Entered call from &apos;passThrough&apos;</string>
710// CHECK-NEXT:     </dict>
711// CHECK-NEXT:     <dict>
712// CHECK-NEXT:      <key>kind</key><string>control</string>
713// CHECK-NEXT:      <key>edges</key>
714// CHECK-NEXT:       <array>
715// CHECK-NEXT:        <dict>
716// CHECK-NEXT:         <key>start</key>
717// CHECK-NEXT:          <array>
718// CHECK-NEXT:           <dict>
719// CHECK-NEXT:            <key>line</key><integer>27</integer>
720// CHECK-NEXT:            <key>col</key><integer>1</integer>
721// CHECK-NEXT:            <key>file</key><integer>0</integer>
722// CHECK-NEXT:           </dict>
723// CHECK-NEXT:           <dict>
724// CHECK-NEXT:            <key>line</key><integer>27</integer>
725// CHECK-NEXT:            <key>col</key><integer>4</integer>
726// CHECK-NEXT:            <key>file</key><integer>0</integer>
727// CHECK-NEXT:           </dict>
728// CHECK-NEXT:          </array>
729// CHECK-NEXT:         <key>end</key>
730// CHECK-NEXT:          <array>
731// CHECK-NEXT:           <dict>
732// CHECK-NEXT:            <key>line</key><integer>28</integer>
733// CHECK-NEXT:            <key>col</key><integer>3</integer>
734// CHECK-NEXT:            <key>file</key><integer>0</integer>
735// CHECK-NEXT:           </dict>
736// CHECK-NEXT:           <dict>
737// CHECK-NEXT:            <key>line</key><integer>28</integer>
738// CHECK-NEXT:            <key>col</key><integer>3</integer>
739// CHECK-NEXT:            <key>file</key><integer>0</integer>
740// CHECK-NEXT:           </dict>
741// CHECK-NEXT:          </array>
742// CHECK-NEXT:        </dict>
743// CHECK-NEXT:       </array>
744// CHECK-NEXT:     </dict>
745// CHECK-NEXT:     <dict>
746// CHECK-NEXT:      <key>kind</key><string>event</string>
747// CHECK-NEXT:      <key>location</key>
748// CHECK-NEXT:      <dict>
749// CHECK-NEXT:       <key>line</key><integer>28</integer>
750// CHECK-NEXT:       <key>col</key><integer>3</integer>
751// CHECK-NEXT:       <key>file</key><integer>0</integer>
752// CHECK-NEXT:      </dict>
753// CHECK-NEXT:      <key>ranges</key>
754// CHECK-NEXT:      <array>
755// CHECK-NEXT:        <array>
756// CHECK-NEXT:         <dict>
757// CHECK-NEXT:          <key>line</key><integer>28</integer>
758// CHECK-NEXT:          <key>col</key><integer>4</integer>
759// CHECK-NEXT:          <key>file</key><integer>0</integer>
760// CHECK-NEXT:         </dict>
761// CHECK-NEXT:         <dict>
762// CHECK-NEXT:          <key>line</key><integer>28</integer>
763// CHECK-NEXT:          <key>col</key><integer>6</integer>
764// CHECK-NEXT:          <key>file</key><integer>0</integer>
765// CHECK-NEXT:         </dict>
766// CHECK-NEXT:        </array>
767// CHECK-NEXT:      </array>
768// CHECK-NEXT:      <key>depth</key><integer>2</integer>
769// CHECK-NEXT:      <key>extended_message</key>
770// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
771// CHECK-NEXT:      <key>message</key>
772// CHECK-NEXT:      <string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
773// CHECK-NEXT:     </dict>
774// CHECK-NEXT:    </array>
775// CHECK-NEXT:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;ptr&apos;)</string>
776// CHECK-NEXT:    <key>category</key><string>Logic error</string>
777// CHECK-NEXT:    <key>type</key><string>Dereference of null pointer</string>
778// CHECK-NEXT:   <key>issue_context_kind</key><string>function</string>
779// CHECK-NEXT:   <key>issue_context</key><string>use2</string>
780// CHECK-NEXT:   <key>issue_hash</key><string>1</string>
781// CHECK-NEXT:   <key>location</key>
782// CHECK-NEXT:   <dict>
783// CHECK-NEXT:    <key>line</key><integer>28</integer>
784// CHECK-NEXT:    <key>col</key><integer>3</integer>
785// CHECK-NEXT:    <key>file</key><integer>0</integer>
786// CHECK-NEXT:   </dict>
787// CHECK-NEXT:   </dict>
788// CHECK-NEXT:  </array>
789