devdocs/gcc~13/objective-c.html


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<div class="chapter-level-extent" id="Objective-C"> <div class="nav-panel"> <p> Next: <a href="compatibility" accesskey="n" rel="next">Binary Compatibility</a>, Previous: <a href="c_002b_002b-extensions" accesskey="p" rel="prev">Extensions to the C++ Language</a>, Up: <a href="index" accesskey="u" rel="up">Introduction</a> [<a href="index#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="indices" title="Index" rel="index">Index</a>]</p> </div>  <h1 class="chapter" id="GNU-Objective-C-Features"><span>8 GNU Objective-C Features<a class="copiable-link" href="#GNU-Objective-C-Features"> ¶</a></span></h1> <p>This document is meant to describe some of the GNU Objective-C features. It is not intended to teach you Objective-C. There are several resources on the Internet that present the language. </p> <ul class="mini-toc"> <li><a href="gnu-objective-c-runtime-api" accesskey="1">GNU Objective-C Runtime API</a></li> <li><a href="executing-code-before-main" accesskey="2"><code class="code">+load</code>: Executing Code before <code class="code">main</code></a></li> <li><a href="type-encoding" accesskey="3">Type Encoding</a></li> <li><a href="garbage-collection" accesskey="4">Garbage Collection</a></li> <li><a href="constant-string-objects" accesskey="5">Constant String Objects</a></li> <li><a href="compatibility_005falias" accesskey="6"><code class="code">compatibility_alias</code></a></li> <li><a href="exceptions" accesskey="7">Exceptions</a></li> <li><a href="synchronization" accesskey="8">Synchronization</a></li> <li><a href="fast-enumeration" accesskey="9">Fast Enumeration</a></li> <li><a href="messaging-with-the-gnu-objective-c-runtime">Messaging with the GNU Objective-C Runtime</a></li> </ul> </div><div class="_attribution">
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