pace</span> <span class="identifier">boost</span> <span class="special">{</span>
<span class="keyword">namespace</span> <span class="identifier">fibers</span> <span class="special">{</span>
<span class="keyword">namespace</span> <span class="identifier">cuda</span> <span class="special">{</span>

<span class="identifier">std</span><span class="special">::</span><span class="identifier">tuple</span><span class="special">&lt;</span> <span class="identifier">cudaStream_t</span><span class="special">,</span> <s