      packed_lowp_dvec1;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        <span class="keyword">typedef</span> tvec1&lt;int, packed_highp&gt;                packed_highp_ivec1;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <span class="keyword">typedef</span> tvec1&lt;int, packed_mediump&gt;              packed_mediump_ivec1;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <sp