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 -analyzer-config path-diagnostics-alternate=false %s -o %t.plist
3 // RUN: FileCheck --input-file=%t.plist %s
4 
5 void 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 
10 int 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 
18 void 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 
27 void 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 
32 void 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 
38 void 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>10</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>16</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>7</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>7</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>event</string>
150 // CHECK-NEXT:      <key>location</key>
151 // CHECK-NEXT:      <dict>
152 // CHECK-NEXT:       <key>line</key><integer>21</integer>
153 // CHECK-NEXT:       <key>col</key><integer>7</integer>
154 // CHECK-NEXT:       <key>file</key><integer>0</integer>
155 // CHECK-NEXT:      </dict>
156 // CHECK-NEXT:      <key>ranges</key>
157 // CHECK-NEXT:      <array>
158 // CHECK-NEXT:        <array>
159 // CHECK-NEXT:         <dict>
160 // CHECK-NEXT:          <key>line</key><integer>21</integer>
161 // CHECK-NEXT:          <key>col</key><integer>7</integer>
162 // CHECK-NEXT:          <key>file</key><integer>0</integer>
163 // CHECK-NEXT:         </dict>
164 // CHECK-NEXT:         <dict>
165 // CHECK-NEXT:          <key>line</key><integer>21</integer>
166 // CHECK-NEXT:          <key>col</key><integer>7</integer>
167 // CHECK-NEXT:          <key>file</key><integer>0</integer>
168 // CHECK-NEXT:         </dict>
169 // CHECK-NEXT:        </array>
170 // CHECK-NEXT:      </array>
171 // CHECK-NEXT:      <key>depth</key><integer>0</integer>
172 // CHECK-NEXT:      <key>extended_message</key>
173 // CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
174 // CHECK-NEXT:      <key>message</key>
175 // CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
176 // CHECK-NEXT:     </dict>
177 // CHECK-NEXT:     <dict>
178 // CHECK-NEXT:      <key>kind</key><string>event</string>
179 // CHECK-NEXT:      <key>location</key>
180 // CHECK-NEXT:      <dict>
181 // CHECK-NEXT:       <key>line</key><integer>21</integer>
182 // CHECK-NEXT:       <key>col</key><integer>3</integer>
183 // CHECK-NEXT:       <key>file</key><integer>0</integer>
184 // CHECK-NEXT:      </dict>
185 // CHECK-NEXT:      <key>ranges</key>
186 // CHECK-NEXT:      <array>
187 // CHECK-NEXT:        <array>
188 // CHECK-NEXT:         <dict>
189 // CHECK-NEXT:          <key>line</key><integer>21</integer>
190 // CHECK-NEXT:          <key>col</key><integer>3</integer>
191 // CHECK-NEXT:          <key>file</key><integer>0</integer>
192 // CHECK-NEXT:         </dict>
193 // CHECK-NEXT:         <dict>
194 // CHECK-NEXT:          <key>line</key><integer>21</integer>
195 // CHECK-NEXT:          <key>col</key><integer>19</integer>
196 // CHECK-NEXT:          <key>file</key><integer>0</integer>
197 // CHECK-NEXT:         </dict>
198 // CHECK-NEXT:        </array>
199 // CHECK-NEXT:      </array>
200 // CHECK-NEXT:      <key>depth</key><integer>0</integer>
201 // CHECK-NEXT:      <key>extended_message</key>
202 // CHECK-NEXT:      <string>Calling &apos;use&apos;</string>
203 // CHECK-NEXT:      <key>message</key>
204 // CHECK-NEXT:      <string>Calling &apos;use&apos;</string>
205 // CHECK-NEXT:     </dict>
206 // CHECK-NEXT:     <dict>
207 // CHECK-NEXT:      <key>kind</key><string>event</string>
208 // CHECK-NEXT:      <key>location</key>
209 // CHECK-NEXT:      <dict>
210 // CHECK-NEXT:       <key>line</key><integer>5</integer>
211 // CHECK-NEXT:       <key>col</key><integer>1</integer>
212 // CHECK-NEXT:       <key>file</key><integer>0</integer>
213 // CHECK-NEXT:      </dict>
214 // CHECK-NEXT:      <key>depth</key><integer>1</integer>
215 // CHECK-NEXT:      <key>extended_message</key>
216 // CHECK-NEXT:      <string>Entered call from &apos;testSimple&apos;</string>
217 // CHECK-NEXT:      <key>message</key>
218 // CHECK-NEXT:      <string>Entered call from &apos;testSimple&apos;</string>
219 // CHECK-NEXT:     </dict>
220 // CHECK-NEXT:     <dict>
221 // CHECK-NEXT:      <key>kind</key><string>control</string>
222 // CHECK-NEXT:      <key>edges</key>
223 // CHECK-NEXT:       <array>
224 // CHECK-NEXT:        <dict>
225 // CHECK-NEXT:         <key>start</key>
226 // CHECK-NEXT:          <array>
227 // CHECK-NEXT:           <dict>
228 // CHECK-NEXT:            <key>line</key><integer>5</integer>
229 // CHECK-NEXT:            <key>col</key><integer>1</integer>
230 // CHECK-NEXT:            <key>file</key><integer>0</integer>
231 // CHECK-NEXT:           </dict>
232 // CHECK-NEXT:           <dict>
233 // CHECK-NEXT:            <key>line</key><integer>5</integer>
234 // CHECK-NEXT:            <key>col</key><integer>4</integer>
235 // CHECK-NEXT:            <key>file</key><integer>0</integer>
236 // CHECK-NEXT:           </dict>
237 // CHECK-NEXT:          </array>
238 // CHECK-NEXT:         <key>end</key>
239 // CHECK-NEXT:          <array>
240 // CHECK-NEXT:           <dict>
241 // CHECK-NEXT:            <key>line</key><integer>6</integer>
242 // CHECK-NEXT:            <key>col</key><integer>3</integer>
243 // CHECK-NEXT:            <key>file</key><integer>0</integer>
244 // CHECK-NEXT:           </dict>
245 // CHECK-NEXT:           <dict>
246 // CHECK-NEXT:            <key>line</key><integer>6</integer>
247 // CHECK-NEXT:            <key>col</key><integer>3</integer>
248 // CHECK-NEXT:            <key>file</key><integer>0</integer>
249 // CHECK-NEXT:           </dict>
250 // CHECK-NEXT:          </array>
251 // CHECK-NEXT:        </dict>
252 // CHECK-NEXT:       </array>
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>6</integer>
263 // CHECK-NEXT:            <key>col</key><integer>3</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>6</integer>
268 // CHECK-NEXT:            <key>col</key><integer>3</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>8</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>8</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>8</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>8</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>11</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>17</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>8</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>8</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>event</string>
607 // CHECK-NEXT:      <key>location</key>
608 // CHECK-NEXT:      <dict>
609 // CHECK-NEXT:       <key>line</key><integer>33</integer>
610 // CHECK-NEXT:       <key>col</key><integer>8</integer>
611 // CHECK-NEXT:       <key>file</key><integer>0</integer>
612 // CHECK-NEXT:      </dict>
613 // CHECK-NEXT:      <key>ranges</key>
614 // CHECK-NEXT:      <array>
615 // CHECK-NEXT:        <array>
616 // CHECK-NEXT:         <dict>
617 // CHECK-NEXT:          <key>line</key><integer>33</integer>
618 // CHECK-NEXT:          <key>col</key><integer>8</integer>
619 // CHECK-NEXT:          <key>file</key><integer>0</integer>
620 // CHECK-NEXT:         </dict>
621 // CHECK-NEXT:         <dict>
622 // CHECK-NEXT:          <key>line</key><integer>33</integer>
623 // CHECK-NEXT:          <key>col</key><integer>8</integer>
624 // CHECK-NEXT:          <key>file</key><integer>0</integer>
625 // CHECK-NEXT:         </dict>
626 // CHECK-NEXT:        </array>
627 // CHECK-NEXT:      </array>
628 // CHECK-NEXT:      <key>depth</key><integer>1</integer>
629 // CHECK-NEXT:      <key>extended_message</key>
630 // CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
631 // CHECK-NEXT:      <key>message</key>
632 // CHECK-NEXT:      <string>Passing null pointer value via 1st parameter &apos;ptr&apos;</string>
633 // CHECK-NEXT:     </dict>
634 // CHECK-NEXT:     <dict>
635 // CHECK-NEXT:      <key>kind</key><string>event</string>
636 // CHECK-NEXT:      <key>location</key>
637 // CHECK-NEXT:      <dict>
638 // CHECK-NEXT:       <key>line</key><integer>33</integer>
639 // CHECK-NEXT:       <key>col</key><integer>3</integer>
640 // CHECK-NEXT:       <key>file</key><integer>0</integer>
641 // CHECK-NEXT:      </dict>
642 // CHECK-NEXT:      <key>ranges</key>
643 // CHECK-NEXT:      <array>
644 // CHECK-NEXT:        <array>
645 // CHECK-NEXT:         <dict>
646 // CHECK-NEXT:          <key>line</key><integer>33</integer>
647 // CHECK-NEXT:          <key>col</key><integer>3</integer>
648 // CHECK-NEXT:          <key>file</key><integer>0</integer>
649 // CHECK-NEXT:         </dict>
650 // CHECK-NEXT:         <dict>
651 // CHECK-NEXT:          <key>line</key><integer>33</integer>
652 // CHECK-NEXT:          <key>col</key><integer>20</integer>
653 // CHECK-NEXT:          <key>file</key><integer>0</integer>
654 // CHECK-NEXT:         </dict>
655 // CHECK-NEXT:        </array>
656 // CHECK-NEXT:      </array>
657 // CHECK-NEXT:      <key>depth</key><integer>1</integer>
658 // CHECK-NEXT:      <key>extended_message</key>
659 // CHECK-NEXT:      <string>Calling &apos;use2&apos;</string>
660 // CHECK-NEXT:      <key>message</key>
661 // CHECK-NEXT:      <string>Calling &apos;use2&apos;</string>
662 // CHECK-NEXT:     </dict>
663 // CHECK-NEXT:     <dict>
664 // CHECK-NEXT:      <key>kind</key><string>event</string>
665 // CHECK-NEXT:      <key>location</key>
666 // CHECK-NEXT:      <dict>
667 // CHECK-NEXT:       <key>line</key><integer>27</integer>
668 // CHECK-NEXT:       <key>col</key><integer>1</integer>
669 // CHECK-NEXT:       <key>file</key><integer>0</integer>
670 // CHECK-NEXT:      </dict>
671 // CHECK-NEXT:      <key>depth</key><integer>2</integer>
672 // CHECK-NEXT:      <key>extended_message</key>
673 // CHECK-NEXT:      <string>Entered call from &apos;passThrough&apos;</string>
674 // CHECK-NEXT:      <key>message</key>
675 // CHECK-NEXT:      <string>Entered call from &apos;passThrough&apos;</string>
676 // CHECK-NEXT:     </dict>
677 // CHECK-NEXT:     <dict>
678 // CHECK-NEXT:      <key>kind</key><string>control</string>
679 // CHECK-NEXT:      <key>edges</key>
680 // CHECK-NEXT:       <array>
681 // CHECK-NEXT:        <dict>
682 // CHECK-NEXT:         <key>start</key>
683 // CHECK-NEXT:          <array>
684 // CHECK-NEXT:           <dict>
685 // CHECK-NEXT:            <key>line</key><integer>27</integer>
686 // CHECK-NEXT:            <key>col</key><integer>1</integer>
687 // CHECK-NEXT:            <key>file</key><integer>0</integer>
688 // CHECK-NEXT:           </dict>
689 // CHECK-NEXT:           <dict>
690 // CHECK-NEXT:            <key>line</key><integer>27</integer>
691 // CHECK-NEXT:            <key>col</key><integer>4</integer>
692 // CHECK-NEXT:            <key>file</key><integer>0</integer>
693 // CHECK-NEXT:           </dict>
694 // CHECK-NEXT:          </array>
695 // CHECK-NEXT:         <key>end</key>
696 // CHECK-NEXT:          <array>
697 // CHECK-NEXT:           <dict>
698 // CHECK-NEXT:            <key>line</key><integer>28</integer>
699 // CHECK-NEXT:            <key>col</key><integer>3</integer>
700 // CHECK-NEXT:            <key>file</key><integer>0</integer>
701 // CHECK-NEXT:           </dict>
702 // CHECK-NEXT:           <dict>
703 // CHECK-NEXT:            <key>line</key><integer>28</integer>
704 // CHECK-NEXT:            <key>col</key><integer>3</integer>
705 // CHECK-NEXT:            <key>file</key><integer>0</integer>
706 // CHECK-NEXT:           </dict>
707 // CHECK-NEXT:          </array>
708 // CHECK-NEXT:        </dict>
709 // CHECK-NEXT:       </array>
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>28</integer>
720 // CHECK-NEXT:            <key>col</key><integer>3</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>28</integer>
725 // CHECK-NEXT:            <key>col</key><integer>3</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>8</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>8</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>8</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>8</integer>
785 // CHECK-NEXT:    <key>file</key><integer>0</integer>
786 // CHECK-NEXT:   </dict>
787 // CHECK-NEXT:   </dict>
788 // CHECK-NEXT:  </array>
789