Oreo  |  8.0.0_r4
C++程序  |  306行  |  13.36 KB 

// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.MismatchedDeallocator -analyzer-output=text -verify %s
// RUN: %clang_cc1 -analyze -analyzer-checker=core,unix.MismatchedDeallocator -analyzer-output=plist -analyzer-config path-diagnostics-alternate=false %s -o %t.plist
// RUN: FileCheck --input-file=%t.plist %s

void changePointee(int *p);
int *allocIntArray(unsigned c) {
  return new int[c]; // expected-note {{Memory is allocated}}
}
void test() {
  int *p = allocIntArray(1); // expected-note {{Calling 'allocIntArray'}}
  // expected-note@-1 {{Returned allocated memory}}
  changePointee(p);
  delete p; // expected-warning {{Memory allocated by 'new[]' should be deallocated by 'delete[]', not 'delete'}}
  // expected-note@-1 {{Memory allocated by 'new[]' should be deallocated by 'delete[]', not 'delete'}}
}

// CHECK: <key>diagnostics</key>
// CHECK-NEXT: <array>
// CHECK-NEXT:  <dict>
// CHECK-NEXT:   <key>path</key>
// CHECK-NEXT:   <array>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>control</string>
// CHECK-NEXT:     <key>edges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:       <dict>
// CHECK-NEXT:        <key>start</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>3</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>5</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:        <key>end</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>12</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>24</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:       </dict>
// CHECK-NEXT:      </array>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>event</string>
// CHECK-NEXT:     <key>location</key>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>line</key><integer>10</integer>
// CHECK-NEXT:      <key>col</key><integer>12</integer>
// CHECK-NEXT:      <key>file</key><integer>0</integer>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <key>ranges</key>
// CHECK-NEXT:     <array>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>10</integer>
// CHECK-NEXT:         <key>col</key><integer>12</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>10</integer>
// CHECK-NEXT:         <key>col</key><integer>27</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </array>
// CHECK-NEXT:     <key>depth</key><integer>0</integer>
// CHECK-NEXT:     <key>extended_message</key>
// CHECK-NEXT:     <string>Calling &apos;allocIntArray&apos;</string>
// CHECK-NEXT:     <key>message</key>
// CHECK-NEXT:     <string>Calling &apos;allocIntArray&apos;</string>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>event</string>
// CHECK-NEXT:     <key>location</key>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>line</key><integer>6</integer>
// CHECK-NEXT:      <key>col</key><integer>1</integer>
// CHECK-NEXT:      <key>file</key><integer>0</integer>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <key>depth</key><integer>1</integer>
// CHECK-NEXT:     <key>extended_message</key>
// CHECK-NEXT:     <string>Entered call from &apos;test&apos;</string>
// CHECK-NEXT:     <key>message</key>
// CHECK-NEXT:     <string>Entered call from &apos;test&apos;</string>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>control</string>
// CHECK-NEXT:     <key>edges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:       <dict>
// CHECK-NEXT:        <key>start</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>6</integer>
// CHECK-NEXT:           <key>col</key><integer>1</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>6</integer>
// CHECK-NEXT:           <key>col</key><integer>3</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:        <key>end</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>3</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>8</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:       </dict>
// CHECK-NEXT:      </array>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>control</string>
// CHECK-NEXT:     <key>edges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:       <dict>
// CHECK-NEXT:        <key>start</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>3</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>8</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:        <key>end</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>10</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>7</integer>
// CHECK-NEXT:           <key>col</key><integer>12</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:       </dict>
// CHECK-NEXT:      </array>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>event</string>
// CHECK-NEXT:     <key>location</key>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>line</key><integer>7</integer>
// CHECK-NEXT:      <key>col</key><integer>10</integer>
// CHECK-NEXT:      <key>file</key><integer>0</integer>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <key>ranges</key>
// CHECK-NEXT:     <array>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>7</integer>
// CHECK-NEXT:         <key>col</key><integer>10</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>7</integer>
// CHECK-NEXT:         <key>col</key><integer>19</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </array>
// CHECK-NEXT:     <key>depth</key><integer>1</integer>
// CHECK-NEXT:     <key>extended_message</key>
// CHECK-NEXT:     <string>Memory is allocated</string>
// CHECK-NEXT:     <key>message</key>
// CHECK-NEXT:     <string>Memory is allocated</string>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>event</string>
// CHECK-NEXT:     <key>location</key>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>line</key><integer>10</integer>
// CHECK-NEXT:      <key>col</key><integer>12</integer>
// CHECK-NEXT:      <key>file</key><integer>0</integer>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <key>ranges</key>
// CHECK-NEXT:     <array>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>10</integer>
// CHECK-NEXT:         <key>col</key><integer>12</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>10</integer>
// CHECK-NEXT:         <key>col</key><integer>27</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </array>
// CHECK-NEXT:     <key>depth</key><integer>0</integer>
// CHECK-NEXT:     <key>extended_message</key>
// CHECK-NEXT:     <string>Returned allocated memory</string>
// CHECK-NEXT:     <key>message</key>
// CHECK-NEXT:     <string>Returned allocated memory</string>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>control</string>
// CHECK-NEXT:     <key>edges</key>
// CHECK-NEXT:      <array>
// CHECK-NEXT:       <dict>
// CHECK-NEXT:        <key>start</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>12</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>10</integer>
// CHECK-NEXT:           <key>col</key><integer>24</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:        <key>end</key>
// CHECK-NEXT:         <array>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>13</integer>
// CHECK-NEXT:           <key>col</key><integer>3</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:          <dict>
// CHECK-NEXT:           <key>line</key><integer>13</integer>
// CHECK-NEXT:           <key>col</key><integer>8</integer>
// CHECK-NEXT:           <key>file</key><integer>0</integer>
// CHECK-NEXT:          </dict>
// CHECK-NEXT:         </array>
// CHECK-NEXT:       </dict>
// CHECK-NEXT:      </array>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:    <dict>
// CHECK-NEXT:     <key>kind</key><string>event</string>
// CHECK-NEXT:     <key>location</key>
// CHECK-NEXT:     <dict>
// CHECK-NEXT:      <key>line</key><integer>13</integer>
// CHECK-NEXT:      <key>col</key><integer>3</integer>
// CHECK-NEXT:      <key>file</key><integer>0</integer>
// CHECK-NEXT:     </dict>
// CHECK-NEXT:     <key>ranges</key>
// CHECK-NEXT:     <array>
// CHECK-NEXT:       <array>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>13</integer>
// CHECK-NEXT:         <key>col</key><integer>10</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:        <dict>
// CHECK-NEXT:         <key>line</key><integer>13</integer>
// CHECK-NEXT:         <key>col</key><integer>10</integer>
// CHECK-NEXT:         <key>file</key><integer>0</integer>
// CHECK-NEXT:        </dict>
// CHECK-NEXT:       </array>
// CHECK-NEXT:     </array>
// CHECK-NEXT:     <key>depth</key><integer>0</integer>
// CHECK-NEXT:     <key>extended_message</key>
// CHECK-NEXT:     <string>Memory allocated by &apos;new[]&apos; should be deallocated by &apos;delete[]&apos;, not &apos;delete&apos;</string>
// CHECK-NEXT:     <key>message</key>
// CHECK-NEXT:     <string>Memory allocated by &apos;new[]&apos; should be deallocated by &apos;delete[]&apos;, not &apos;delete&apos;</string>
// CHECK-NEXT:    </dict>
// CHECK-NEXT:   </array>
// CHECK-NEXT:   <key>description</key><string>Memory allocated by &apos;new[]&apos; should be deallocated by &apos;delete[]&apos;, not &apos;delete&apos;</string>
// CHECK-NEXT:   <key>category</key><string>Memory Error</string>
// CHECK-NEXT:   <key>type</key><string>Bad deallocator</string>
// CHECK-NEXT:   <key>check_name</key><string>unix.MismatchedDeallocator</string>
// CHECK-NEXT:   <!-- This hash is experimental and going to change! -->
// CHECK-NEXT:   <key>issue_hash_content_of_line_in_context</key><string>2009ca1da75217064b6052ba7465dff9</string>
// CHECK-NEXT:  <key>issue_context_kind</key><string>function</string>
// CHECK-NEXT:  <key>issue_context</key><string>test</string>
// CHECK-NEXT:  <key>issue_hash_function_offset</key><string>4</string>
// CHECK-NEXT:  <key>location</key>
// CHECK-NEXT:  <dict>
// CHECK-NEXT:   <key>line</key><integer>13</integer>
// CHECK-NEXT:   <key>col</key><integer>3</integer>
// CHECK-NEXT:   <key>file</key><integer>0</integer>
// CHECK-NEXT:  </dict>
// CHECK-NEXT:  </dict>
// CHECK-NEXT: </array>