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<title>Using the GNU Compiler Collection (GCC): Submodel Options</title>
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<a name="Submodel-Options"></a>
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<p>
Next: <a href="Code-Gen-Options.html#Code-Gen-Options" accesskey="n" rel="next">Code Gen Options</a>, Previous: <a href="Target-Options.html#Target-Options" accesskey="p" rel="prev">Target Options</a>, Up: <a href="Invoking-GCC.html#Invoking-GCC" accesskey="u" rel="up">Invoking GCC</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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<a name="Hardware-Models-and-Configurations"></a>
<h3 class="section">3.17 Hardware Models and Configurations</h3>
<a name="index-submodel-options"></a>
<a name="index-specifying-hardware-config"></a>
<a name="index-hardware-models-and-configurations_002c-specifying"></a>
<a name="index-machine-dependent-options"></a>
<p>Each target machine types can have its own
special options, starting with &lsquo;<samp>-m</samp>&rsquo;, to choose among various
hardware models or configurations&mdash;for example, 68010 vs 68020,
floating coprocessor or none. A single installed version of the
compiler can compile for any model or configuration, according to the
options specified.
</p>
<p>Some configurations of the compiler also support additional special
options, usually for compatibility with other compilers on the same
platform.
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