empty-exprs.html
来自「gcc手册」· HTML 代码 · 共 27 行
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<title>Using as</title>
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Node:<a name="Empty%20Exprs">Empty Exprs</a>,
Next:<a rel="next" accesskey="n" href="Integer-Exprs.html#Integer%20Exprs">Integer Exprs</a>,
Up:<a rel="up" accesskey="u" href="Expressions.html#Expressions">Expressions</a>
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<h3 class="section">Empty Expressions</h3>
<p>An empty expression has no value: it is just whitespace or null.
Wherever an absolute expression is required, you may omit the
expression, and <code>as</code> assumes a value of (absolute) 0. This
is compatible with other assemblers.
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