e> call sets the <code class="docutils literal notranslate"><span class="pre">QT/Qt[56]Core_VERSION_MAJOR/MINOR</span></code>
variables.  If the call is in a different context than the
<span class="target" id="index-1-command:add_executable"></span><a class="reference internal" href="../command/add_executable.html#command:add_executable" title="add_executable"><code class="xref cmake cmake-command docutils literal notranslate"><span class="pre">add_executable()</span></code></a> or <span class="target" id="