<span class="hljs-preprocessor">#<span class="hljs-keyword">ifdef</span> DEBUG</span>
<span class="hljs-function">TYPE1 <span class="hljs-title">foo</span><span class="hljs-params">(<span class="hljs-keyword">void</span>)</span>
<span class="hljs-preprocessor">#<span class="hljs-keyword">else</span></span>
<span class="hljs-keyword">int</span> <span class="hljs-title">foo</span><span class="hljs-params">(<span class="hljs-keyword">void</span>)</span>
<span class="hljs-preprocessor">#<span class="hljs-keyword">endif</span></span>
</span>{ }

<span class="hljs-meta">#<span class="hljs-keyword">ifdef</span> DEBUG</span>
<span class="hljs-function">TYPE1 <span class="hljs-title">foo</span><span class="hljs-params">(<span class="hljs-keyword">void</span>)</span>
<span class="hljs-meta">#<span class="hljs-keyword">else</span></span>
<span class="hljs-keyword">int</span> <span class="hljs-title">foo</span><span class="hljs-params">(<span class="hljs-keyword">void</span>)</span>
<span class="hljs-meta">#<span class="hljs-keyword">endif</span></span>
</span>{ }

Fix class names in C++ preprocessor test
Fix class names in C++ preprocessor test
