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Fix inversion of static analyzer path diagnostics for path conditions.
authorTed Kremenek <kremenek@apple.com>
Tue, 20 Dec 2011 22:00:25 +0000 (22:00 +0000)
committerTed Kremenek <kremenek@apple.com>
Tue, 20 Dec 2011 22:00:25 +0000 (22:00 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146993 91177308-0d34-0410-b5e6-96231b3b80d8

lib/StaticAnalyzer/Core/BugReporterVisitors.cpp patch | blob | history
test/Analysis/plist-output.m patch | blob | history

diff --git a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
index 1abd8baef624f230d78616ce6dd61b4a9921bf36..6828a9e1590601272f05ae18fb74d460ae75c71b 100644 (file)
--- a/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
+++ b/lib/StaticAnalyzer/Core/BugReporterVisitors.cpp
@@ -637,7 +637,7 @@ ConditionBRVisitor::VisitTrueTest(const Expr *Cond,
         return 0;
     }
   
-  switch (BExpr->getOpcode()) {
+  switch (Op) {
     case BO_EQ:
       Out << "equal to ";
       break;
diff --git a/test/Analysis/plist-output.m b/test/Analysis/plist-output.m
index e08ccc43dec8f9585ea80e5b0efdd5188116e863..2e209bbba0d2fdf9c072f391a4ce32410473f467 100644 (file)
--- a/test/Analysis/plist-output.m
+++ b/test/Analysis/plist-output.m
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -analyze -analyzer-checker=core,experimental.core -analyzer-store=region -analyzer-constraints=range -fblocks -analyzer-output=plist -o - %s | FileCheck %s
-// XFAIL: *
+// RUN: %clang --analyze %s -o %t > /dev/null 2>&1
+// RUN: FileCheck -input-file %t %s
 
 void test_null_init(void) {
   int *p = 0;
@@ -38,6 +38,18 @@ void test_null_field(void) {
   *(x.p) = 0xDEADBEEF;
 }
 
+void test_assumptions(int a, int b)
+{
+  if (a == 0) {
+    return;
+  }
+  if (b != 0) {
+    return;
+  }
+  int *p = 0;
+  *p = 0xDEADBEEF;
+}
+
 // CHECK: <?xml version="1.0" encoding="UTF-8"?>
 // CHECK: <!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 // CHECK: <plist version="1.0">
@@ -51,34 +63,6 @@ void test_null_field(void) {
 // CHECK:    <key>path</key>
 // CHECK:    <array>
 // CHECK:     <dict>
-// CHECK:      <key>kind</key><string>event</string>
-// CHECK:      <key>location</key>
-// CHECK:      <dict>
-// CHECK:       <key>line</key><integer>4</integer>
-// CHECK:       <key>col</key><integer>3</integer>
-// CHECK:       <key>file</key><integer>0</integer>
-// CHECK:      </dict>
-// CHECK:      <key>ranges</key>
-// CHECK:      <array>
-// CHECK:        <array>
-// CHECK:         <dict>
-// CHECK:          <key>line</key><integer>4</integer>
-// CHECK:          <key>col</key><integer>3</integer>
-// CHECK:          <key>file</key><integer>0</integer>
-// CHECK:         </dict>
-// CHECK:         <dict>
-// CHECK:          <key>line</key><integer>4</integer>
-// CHECK:          <key>col</key><integer>8</integer>
-// CHECK:          <key>file</key><integer>0</integer>
-// CHECK:         </dict>
-// CHECK:        </array>
-// CHECK:      </array>
-// CHECK:      <key>extended_message</key>
-// CHECK:      <string>Variable &apos;p&apos; initialized to a null pointer value</string>
-// CHECK:      <key>message</key>
-// CHECK: <string>Variable &apos;p&apos; initialized to a null pointer value</string>
-// CHECK:     </dict>
-// CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
 // CHECK:      <key>edges</key>
 // CHECK:       <array>
@@ -86,25 +70,25 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>4</integer>
+// CHECK:            <key>line</key><integer>5</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>4</integer>
-// CHECK:            <key>col</key><integer>8</integer>
+// CHECK:            <key>line</key><integer>5</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>6</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>6</integer>
 // CHECK:            <key>col</key><integer>4</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -116,7 +100,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>5</integer>
+// CHECK:       <key>line</key><integer>6</integer>
 // CHECK:       <key>col</key><integer>3</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -124,12 +108,12 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>5</integer>
+// CHECK:          <key>line</key><integer>6</integer>
 // CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>5</integer>
+// CHECK:          <key>line</key><integer>6</integer>
 // CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
@@ -146,7 +130,7 @@ void test_null_field(void) {
 // CHECK:    <key>type</key><string>Dereference of null pointer</string>
 // CHECK:   <key>location</key>
 // CHECK:   <dict>
-// CHECK:    <key>line</key><integer>5</integer>
+// CHECK:    <key>line</key><integer>6</integer>
 // CHECK:    <key>col</key><integer>3</integer>
 // CHECK:    <key>file</key><integer>0</integer>
 // CHECK:   </dict>
@@ -162,12 +146,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>9</integer>
+// CHECK:            <key>line</key><integer>10</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>9</integer>
+// CHECK:            <key>line</key><integer>10</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -175,13 +159,13 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>12</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>10</integer>
-// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>line</key><integer>12</integer>
+// CHECK:            <key>col</key><integer>4</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -192,7 +176,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>10</integer>
+// CHECK:       <key>line</key><integer>12</integer>
 // CHECK:       <key>col</key><integer>3</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -200,22 +184,36 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>10</integer>
-// CHECK:          <key>col</key><integer>3</integer>
+// CHECK:          <key>line</key><integer>12</integer>
+// CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>10</integer>
-// CHECK:          <key>col</key><integer>7</integer>
+// CHECK:          <key>line</key><integer>12</integer>
+// CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Null pointer value stored to &apos;p&apos;</string>
+// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Null pointer value stored to &apos;p&apos;</string>
+// CHECK: <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:     </dict>
+// CHECK:    </array>
+// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK:    <key>category</key><string>Logic error</string>
+// CHECK:    <key>type</key><string>Dereference of null pointer</string>
+// CHECK:   <key>location</key>
+// CHECK:   <dict>
+// CHECK:    <key>line</key><integer>12</integer>
+// CHECK:    <key>col</key><integer>3</integer>
+// CHECK:    <key>file</key><integer>0</integer>
+// CHECK:   </dict>
+// CHECK:   </dict>
+// CHECK:   <dict>
+// CHECK:    <key>path</key>
+// CHECK:    <array>
 // CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
 // CHECK:      <key>edges</key>
@@ -224,12 +222,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>16</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>16</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -237,12 +235,12 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>11</integer>
+// CHECK:            <key>line</key><integer>19</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>11</integer>
+// CHECK:            <key>line</key><integer>19</integer>
 // CHECK:            <key>col</key><integer>4</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -254,7 +252,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>11</integer>
+// CHECK:       <key>line</key><integer>19</integer>
 // CHECK:       <key>col</key><integer>3</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -262,29 +260,29 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>11</integer>
+// CHECK:          <key>line</key><integer>19</integer>
 // CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>11</integer>
+// CHECK:          <key>line</key><integer>19</integer>
 // CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK: <string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
 // CHECK:     </dict>
 // CHECK:    </array>
-// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
 // CHECK:    <key>category</key><string>Logic error</string>
 // CHECK:    <key>type</key><string>Dereference of null pointer</string>
 // CHECK:   <key>location</key>
 // CHECK:   <dict>
-// CHECK:    <key>line</key><integer>11</integer>
+// CHECK:    <key>line</key><integer>19</integer>
 // CHECK:    <key>col</key><integer>3</integer>
 // CHECK:    <key>file</key><integer>0</integer>
 // CHECK:   </dict>
@@ -300,12 +298,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>15</integer>
+// CHECK:            <key>line</key><integer>23</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>15</integer>
+// CHECK:            <key>line</key><integer>23</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -313,12 +311,12 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>17</integer>
-// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>line</key><integer>23</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>17</integer>
+// CHECK:            <key>line</key><integer>23</integer>
 // CHECK:            <key>col</key><integer>8</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -330,29 +328,29 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>17</integer>
-// CHECK:       <key>col</key><integer>3</integer>
+// CHECK:       <key>line</key><integer>23</integer>
+// CHECK:       <key>col</key><integer>7</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
 // CHECK:      <key>ranges</key>
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>17</integer>
-// CHECK:          <key>col</key><integer>3</integer>
+// CHECK:          <key>line</key><integer>23</integer>
+// CHECK:          <key>col</key><integer>7</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>17</integer>
+// CHECK:          <key>line</key><integer>23</integer>
 // CHECK:          <key>col</key><integer>8</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Variable &apos;q&apos; initialized to a null pointer value</string>
+// CHECK:      <string>Assuming &apos;p&apos; is null</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Variable &apos;q&apos; initialized to a null pointer value</string>
+// CHECK: <string>Assuming &apos;p&apos; is null</string>
 // CHECK:     </dict>
 // CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
@@ -362,12 +360,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>17</integer>
-// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>line</key><integer>23</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>17</integer>
+// CHECK:            <key>line</key><integer>23</integer>
 // CHECK:            <key>col</key><integer>8</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -375,13 +373,13 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>18</integer>
-// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>line</key><integer>24</integer>
+// CHECK:            <key>col</key><integer>5</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>18</integer>
-// CHECK:            <key>col</key><integer>4</integer>
+// CHECK:            <key>line</key><integer>24</integer>
+// CHECK:            <key>col</key><integer>6</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -392,38 +390,38 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>18</integer>
-// CHECK:       <key>col</key><integer>3</integer>
+// CHECK:       <key>line</key><integer>24</integer>
+// CHECK:       <key>col</key><integer>5</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
 // CHECK:      <key>ranges</key>
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>18</integer>
-// CHECK:          <key>col</key><integer>4</integer>
+// CHECK:          <key>line</key><integer>24</integer>
+// CHECK:          <key>col</key><integer>6</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>18</integer>
-// CHECK:          <key>col</key><integer>4</integer>
+// CHECK:          <key>line</key><integer>24</integer>
+// CHECK:          <key>col</key><integer>6</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
+// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
+// CHECK: <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:     </dict>
 // CHECK:    </array>
-// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;q&apos;)</string>
+// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:    <key>category</key><string>Logic error</string>
 // CHECK:    <key>type</key><string>Dereference of null pointer</string>
 // CHECK:   <key>location</key>
 // CHECK:   <dict>
-// CHECK:    <key>line</key><integer>18</integer>
-// CHECK:    <key>col</key><integer>3</integer>
+// CHECK:    <key>line</key><integer>24</integer>
+// CHECK:    <key>col</key><integer>5</integer>
 // CHECK:    <key>file</key><integer>0</integer>
 // CHECK:   </dict>
 // CHECK:   </dict>
@@ -438,12 +436,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -451,12 +449,12 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>8</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -468,7 +466,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>22</integer>
+// CHECK:       <key>line</key><integer>29</integer>
 // CHECK:       <key>col</key><integer>7</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -476,21 +474,21 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>22</integer>
+// CHECK:          <key>line</key><integer>29</integer>
 // CHECK:          <key>col</key><integer>7</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>22</integer>
+// CHECK:          <key>line</key><integer>29</integer>
 // CHECK:          <key>col</key><integer>8</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Assuming pointer value is null</string>
+// CHECK:      <string>Assuming &apos;q&apos; is null</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Assuming pointer value is null</string>
+// CHECK: <string>Assuming &apos;q&apos; is null</string>
 // CHECK:     </dict>
 // CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
@@ -500,12 +498,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>22</integer>
+// CHECK:            <key>line</key><integer>29</integer>
 // CHECK:            <key>col</key><integer>8</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -513,12 +511,46 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>23</integer>
+// CHECK:            <key>line</key><integer>30</integer>
 // CHECK:            <key>col</key><integer>5</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>23</integer>
+// CHECK:            <key>line</key><integer>30</integer>
+// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:        </dict>
+// CHECK:       </array>
+// CHECK:     </dict>
+// CHECK:     <dict>
+// CHECK:      <key>kind</key><string>control</string>
+// CHECK:      <key>edges</key>
+// CHECK:       <array>
+// CHECK:        <dict>
+// CHECK:         <key>start</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>30</integer>
+// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>30</integer>
+// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:         <key>end</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>31</integer>
+// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>31</integer>
 // CHECK:            <key>col</key><integer>6</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -530,7 +562,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>23</integer>
+// CHECK:       <key>line</key><integer>31</integer>
 // CHECK:       <key>col</key><integer>5</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -538,12 +570,12 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>23</integer>
+// CHECK:          <key>line</key><integer>31</integer>
 // CHECK:          <key>col</key><integer>6</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>23</integer>
+// CHECK:          <key>line</key><integer>31</integer>
 // CHECK:          <key>col</key><integer>6</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
@@ -560,7 +592,7 @@ void test_null_field(void) {
 // CHECK:    <key>type</key><string>Dereference of null pointer</string>
 // CHECK:   <key>location</key>
 // CHECK:   <dict>
-// CHECK:    <key>line</key><integer>23</integer>
+// CHECK:    <key>line</key><integer>31</integer>
 // CHECK:    <key>col</key><integer>5</integer>
 // CHECK:    <key>file</key><integer>0</integer>
 // CHECK:   </dict>
@@ -576,12 +608,12 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
+// CHECK:            <key>line</key><integer>36</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
+// CHECK:            <key>line</key><integer>36</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -589,12 +621,46 @@ void test_null_field(void) {
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
-// CHECK:            <key>col</key><integer>7</integer>
+// CHECK:            <key>line</key><integer>36</integer>
+// CHECK:            <key>col</key><integer>10</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
+// CHECK:            <key>line</key><integer>36</integer>
+// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:        </dict>
+// CHECK:       </array>
+// CHECK:     </dict>
+// CHECK:     <dict>
+// CHECK:      <key>kind</key><string>control</string>
+// CHECK:      <key>edges</key>
+// CHECK:       <array>
+// CHECK:        <dict>
+// CHECK:         <key>start</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>36</integer>
+// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>36</integer>
+// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:         <key>end</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>38</integer>
+// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>38</integer>
 // CHECK:            <key>col</key><integer>8</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
@@ -606,7 +672,83 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>28</integer>
+// CHECK:       <key>line</key><integer>38</integer>
+// CHECK:       <key>col</key><integer>3</integer>
+// CHECK:       <key>file</key><integer>0</integer>
+// CHECK:      </dict>
+// CHECK:      <key>ranges</key>
+// CHECK:      <array>
+// CHECK:        <array>
+// CHECK:         <dict>
+// CHECK:          <key>line</key><integer>38</integer>
+// CHECK:          <key>col</key><integer>7</integer>
+// CHECK:          <key>file</key><integer>0</integer>
+// CHECK:         </dict>
+// CHECK:         <dict>
+// CHECK:          <key>line</key><integer>38</integer>
+// CHECK:          <key>col</key><integer>7</integer>
+// CHECK:          <key>file</key><integer>0</integer>
+// CHECK:         </dict>
+// CHECK:        </array>
+// CHECK:      </array>
+// CHECK:      <key>extended_message</key>
+// CHECK:      <string>Dereference of null pointer (loaded from field &apos;p&apos;)</string>
+// CHECK:      <key>message</key>
+// CHECK: <string>Dereference of null pointer (loaded from field &apos;p&apos;)</string>
+// CHECK:     </dict>
+// CHECK:    </array>
+// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from field &apos;p&apos;)</string>
+// CHECK:    <key>category</key><string>Logic error</string>
+// CHECK:    <key>type</key><string>Dereference of null pointer</string>
+// CHECK:   <key>location</key>
+// CHECK:   <dict>
+// CHECK:    <key>line</key><integer>38</integer>
+// CHECK:    <key>col</key><integer>3</integer>
+// CHECK:    <key>file</key><integer>0</integer>
+// CHECK:   </dict>
+// CHECK:   </dict>
+// CHECK:   <dict>
+// CHECK:    <key>path</key>
+// CHECK:    <array>
+// CHECK:     <dict>
+// CHECK:      <key>kind</key><string>control</string>
+// CHECK:      <key>edges</key>
+// CHECK:       <array>
+// CHECK:        <dict>
+// CHECK:         <key>start</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>43</integer>
+// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>43</integer>
+// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:         <key>end</key>
+// CHECK:          <array>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>43</integer>
+// CHECK:            <key>col</key><integer>7</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:           <dict>
+// CHECK:            <key>line</key><integer>43</integer>
+// CHECK:            <key>col</key><integer>7</integer>
+// CHECK:            <key>file</key><integer>0</integer>
+// CHECK:           </dict>
+// CHECK:          </array>
+// CHECK:        </dict>
+// CHECK:       </array>
+// CHECK:     </dict>
+// CHECK:     <dict>
+// CHECK:      <key>kind</key><string>event</string>
+// CHECK:      <key>location</key>
+// CHECK:      <dict>
+// CHECK:       <key>line</key><integer>43</integer>
 // CHECK:       <key>col</key><integer>7</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -614,21 +756,21 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>28</integer>
+// CHECK:          <key>line</key><integer>43</integer>
 // CHECK:          <key>col</key><integer>7</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>28</integer>
-// CHECK:          <key>col</key><integer>8</integer>
+// CHECK:          <key>line</key><integer>43</integer>
+// CHECK:          <key>col</key><integer>12</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Assuming pointer value is null</string>
+// CHECK:      <string>Assuming &apos;a&apos; is not equal to 0</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Assuming pointer value is null</string>
+// CHECK: <string>Assuming &apos;a&apos; is not equal to 0</string>
 // CHECK:     </dict>
 // CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
@@ -638,26 +780,26 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
+// CHECK:            <key>line</key><integer>43</integer>
 // CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>28</integer>
-// CHECK:            <key>col</key><integer>8</integer>
+// CHECK:            <key>line</key><integer>43</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>29</integer>
-// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>29</integer>
-// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -672,26 +814,26 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>29</integer>
-// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>29</integer>
-// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>30</integer>
-// CHECK:            <key>col</key><integer>5</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>30</integer>
-// CHECK:            <key>col</key><integer>6</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -702,44 +844,30 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>30</integer>
-// CHECK:       <key>col</key><integer>5</integer>
+// CHECK:       <key>line</key><integer>46</integer>
+// CHECK:       <key>col</key><integer>7</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
 // CHECK:      <key>ranges</key>
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>30</integer>
-// CHECK:          <key>col</key><integer>6</integer>
+// CHECK:          <key>line</key><integer>46</integer>
+// CHECK:          <key>col</key><integer>7</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>30</integer>
-// CHECK:          <key>col</key><integer>6</integer>
+// CHECK:          <key>line</key><integer>46</integer>
+// CHECK:          <key>col</key><integer>12</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK:      <string>Assuming &apos;b&apos; is equal to 0</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
+// CHECK: <string>Assuming &apos;b&apos; is equal to 0</string>
 // CHECK:     </dict>
-// CHECK:    </array>
-// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
-// CHECK:    <key>category</key><string>Logic error</string>
-// CHECK:    <key>type</key><string>Dereference of null pointer</string>
-// CHECK:   <key>location</key>
-// CHECK:   <dict>
-// CHECK:    <key>line</key><integer>30</integer>
-// CHECK:    <key>col</key><integer>5</integer>
-// CHECK:    <key>file</key><integer>0</integer>
-// CHECK:   </dict>
-// CHECK:   </dict>
-// CHECK:   <dict>
-// CHECK:    <key>path</key>
-// CHECK:    <array>
 // CHECK:     <dict>
 // CHECK:      <key>kind</key><string>control</string>
 // CHECK:      <key>edges</key>
@@ -748,26 +876,26 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>3</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>8</integer>
+// CHECK:            <key>line</key><integer>46</integer>
+// CHECK:            <key>col</key><integer>7</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>49</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>49</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -782,26 +910,26 @@ void test_null_field(void) {
 // CHECK:         <key>start</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>49</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>35</integer>
-// CHECK:            <key>col</key><integer>10</integer>
+// CHECK:            <key>line</key><integer>49</integer>
+// CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
 // CHECK:         <key>end</key>
 // CHECK:          <array>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>37</integer>
+// CHECK:            <key>line</key><integer>50</integer>
 // CHECK:            <key>col</key><integer>3</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:           <dict>
-// CHECK:            <key>line</key><integer>37</integer>
-// CHECK:            <key>col</key><integer>8</integer>
+// CHECK:            <key>line</key><integer>50</integer>
+// CHECK:            <key>col</key><integer>4</integer>
 // CHECK:            <key>file</key><integer>0</integer>
 // CHECK:           </dict>
 // CHECK:          </array>
@@ -812,7 +940,7 @@ void test_null_field(void) {
 // CHECK:      <key>kind</key><string>event</string>
 // CHECK:      <key>location</key>
 // CHECK:      <dict>
-// CHECK:       <key>line</key><integer>37</integer>
+// CHECK:       <key>line</key><integer>50</integer>
 // CHECK:       <key>col</key><integer>3</integer>
 // CHECK:       <key>file</key><integer>0</integer>
 // CHECK:      </dict>
@@ -820,29 +948,29 @@ void test_null_field(void) {
 // CHECK:      <array>
 // CHECK:        <array>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>37</integer>
-// CHECK:          <key>col</key><integer>3</integer>
+// CHECK:          <key>line</key><integer>50</integer>
+// CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:         <dict>
-// CHECK:          <key>line</key><integer>37</integer>
-// CHECK:          <key>col</key><integer>8</integer>
+// CHECK:          <key>line</key><integer>50</integer>
+// CHECK:          <key>col</key><integer>4</integer>
 // CHECK:          <key>file</key><integer>0</integer>
 // CHECK:         </dict>
 // CHECK:        </array>
 // CHECK:      </array>
 // CHECK:      <key>extended_message</key>
-// CHECK:      <string>Dereference of null pointer</string>
+// CHECK:      <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:      <key>message</key>
-// CHECK: <string>Dereference of null pointer</string>
+// CHECK: <string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:     </dict>
 // CHECK:    </array>
-// CHECK:    <key>description</key><string>Dereference of null pointer</string>
+// CHECK:    <key>description</key><string>Dereference of null pointer (loaded from variable &apos;p&apos;)</string>
 // CHECK:    <key>category</key><string>Logic error</string>
 // CHECK:    <key>type</key><string>Dereference of null pointer</string>
 // CHECK:   <key>location</key>
 // CHECK:   <dict>
-// CHECK:    <key>line</key><integer>37</integer>
+// CHECK:    <key>line</key><integer>50</integer>
 // CHECK:    <key>col</key><integer>3</integer>
 // CHECK:    <key>file</key><integer>0</integer>
 // CHECK:   </dict>
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