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<h3 class="section">10.7 Statements</h3>
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<p>Most statements in GIMPLE are assignment statements, represented by
<code>GIMPLE_ASSIGN</code>. No other C expressions can appear at statement level;
a reference to a volatile object is converted into a
<code>GIMPLE_ASSIGN</code>.
</p>
<p>There are also several varieties of complex statements.
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