<p>Present in OpenSIPS 1.9+.</p>

<p>route [route_b]<br>
{<br>
    # Evaluating $param(1) leads to infinite recursion!<br>
    xlog("This should not crash: $param(1)\n");<br>
}</p>

<p>route [route_a]<br>
{<br>
    route(route_b, $param(1));<br>
}</p>

<p>route<br>
{<br>
    route(route_a, "test");<br>
...<br>
}</p>

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