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<div class="section" id="objcxx">
<span id="envvar:OBJCXX"></span><h1>OBJCXX<a class="headerlink" href="#objcxx" title="Permalink to this headline">ΒΆ</a></h1>
<div class="versionadded">
<p><span class="versionmodified added">New in version 3.16.7.</span></p>
</div>
<p>This is a CMake <a class="reference internal" href="../manual/cmake-language.7.html#cmake-language-environment-variables"><span class="std std-ref">Environment Variable</span></a>. Its initial value is taken from
the calling process environment.</p>
<p>Preferred executable for compiling <code class="docutils literal notranslate"><span class="pre">OBJCXX</span></code> language files. Will only be used
by CMake on the first configuration to determine <code class="docutils literal notranslate"><span class="pre">OBJCXX</span></code> compiler, after
which the value for <code class="docutils literal notranslate"><span class="pre">OBJCXX</span></code> is stored in the cache as
<span class="target" id="index-0-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="../variable/CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_OBJCXX_COMPILER</span></code></a>. For any configuration
run (including the first), the environment variable will be ignored if the
<span class="target" id="index-1-variable:CMAKE_&lt;LANG&gt;_COMPILER"></span><a class="reference internal" href="../variable/CMAKE_LANG_COMPILER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER" title="CMAKE_&lt;LANG&gt;_COMPILER"><code class="xref cmake cmake-variable docutils literal notranslate"><span class="pre">CMAKE_OBJCXX_COMPILER</span></code></a> variable is defined.</p>
<p>If <code class="docutils literal notranslate"><span class="pre">OBJCXX</span></code> is not defined, the <span class="target" id="index-0-envvar:CXX"></span><a class="reference internal" href="CXX.html#envvar:CXX" title="CXX"><code class="xref cmake cmake-envvar docutils literal notranslate"><span class="pre">CXX</span></code></a> environment variable will
be checked instead.</p>
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