e positive rate. In this 
  situation, AST callbacks <tt><b>checkASTDecl</b></tt> and 
  <tt><b>checkASTCodeBody</b></tt> are your best friends. 

<h2 id=testing>Testing</h2>
  Every patch should be well tested with Clang regression tests. The checker tests 
  live in <tt>clang/test/Analysis</tt> folder. To run all of the analyzer tests, 
  execute the following from the <tt>clang</tt> build directory:
    <pre class="code">
    $ <b>bin/llvm-lit -sv ../llvm/tools/clang/test/Analysis</b>
    </pre>

<h2 id=