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- <title>The MPL Reference Manual: BOOST_MPL_LIMIT_UNROLLING</title>
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- <div class="section" id="boost-mpl-limit-unrolling">
- <h1><a class="toc-backref" href="./configuration.html#id1607">BOOST_MPL_LIMIT_UNROLLING</a></h1>
- <div class="section" id="id1380">
- <h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
- <pre class="literal-block">
- #if !defined(<a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a>)
- # define <a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a> \
- <em>implementation-defined integral constant</em> \
- /**/
- #endif
- </pre>
- </div>
- <div class="section" id="id1381">
- <h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
- <p><tt class="literal"><span class="pre"><a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a></span></tt> is an overridable configuration macro regulating
- the unrolling depth of the library's iteration algorithms. In this implementation
- of the library, <tt class="literal"><span class="pre"><a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a></span></tt> has a default value of 4. To
- override the default, define <tt class="literal"><span class="pre"><a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a></span></tt> to the desired
- value before including any library header.
- [<em>Note:</em> Overriding will take effect
- <em>only</em> if the library is configured not to use <a class="reference internal" href="./cfg-no-preprocessed-headers.html#boost-mpl-cfg-no-preprocessed">preprocessed headers</a>. See
- <a class="reference internal" href="./cfg-no-preprocessed-headers.html">BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS</a> for more information. — <em>end note</em>]</p>
- </div>
- <div class="section" id="id1382">
- <h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
- <p>Except for overall library performace, overriding the
- <tt class="literal"><span class="pre"><a href="./limit-unrolling.html" class="identifier">BOOST_MPL_LIMIT_UNROLLING</a></span></tt>'s default value has no user-observable effects.</p>
- </div>
- <div class="section" id="id1383">
- <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
- <p><a class="reference internal" href="./configuration.html">Configuration</a>, <a class="reference internal" href="./cfg-no-preprocessed-headers.html">BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS</a></p>
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- <td><div class="copyright-footer"><div class="copyright">Copyright © 2001-2009 Aleksey Gurtovoy and David Abrahams</div>
- Distributed under the Boost Software License, Version 1.0. (See accompanying
- file LICENSE_1_0.txt or copy at <a class="reference external" href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</div></td></tr></table></body>
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