s="link" href="auto.html#spirit.karma.reference.auto.expression_semantics">Expression
          Semantics</a>
        </h6>
<p>
          Semantics of an expression is defined only where it differs from, or is
          not defined in <a class="link" href="generator_concepts/primitivegenerator.html" title="PrimitiveGenerator"><code class="computeroutput"><span class="identifier">PrimitiveGenerator</span></code></a>.
        </p>
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