f idx &lt; WORKGROUP_SIZE {</span></div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="stringliteral">            let t = shared_data[idx - offset];</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span><span class="stringliteral">            shared_data[idx - offset] = shared_data[idx];</span></div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span><span class="stringliteral">    