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<sect2 id="status.iso.tr24733" xreflabel="Status C++ TR24733">
<?dbhtml filename="status_iso_cxxtr24733.html"?>

<sect2info>
  <keywordset>
    <keyword>
      TR 24733
    </keyword>
  </keywordset>
</sect2info>

<title>C++ TR 24733</title>

<para>
This table is based on the table of contents of
ISO/IEC TR 24733 Date: 2009-08-28
Extension for the programming language C++ to support
decimal floating-point arithmetic
</para>

<para>
This page describes the TR 24733 support in mainline GCC SVN, not in any
particular release.
</para>

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   Yes

   No
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<table frame='all'>
<title>C++ TR 24733 Implementation Status</title>
<tgroup cols='4' align='left' colsep='0' rowsep='1'>
<colspec colname='c1'></colspec>
<colspec colname='c2'></colspec>
<colspec colname='c3'></colspec>
<colspec colname='c4'></colspec>
  <thead>
    <row>
      <entry>Section</entry>
      <entry>Description</entry>
      <entry>Status</entry>
      <entry>Comments</entry>
    </row>
  </thead>

  <tbody>
    <row>
      <entry>
        <emphasis>0</emphasis>
      </entry>
      <entry namest="c2" nameend="c4" align="left">
        <emphasis>Introduction</emphasis>
      </entry>
    </row>

    <row>
      <entry>
        <emphasis>1</emphasis>
      </entry>
      <entry namest="c2" nameend="c4" align="left">
        <emphasis>Normative references</emphasis>
      </entry>
    </row>

    <row>
      <entry>
        <emphasis>2</emphasis>
      </entry>
      <entry namest="c2" nameend="c4" align="left">
        <emphasis>Conventions</emphasis>
      </entry>
    </row>

    <row>
      <entry>
        <emphasis>3</emphasis>
      </entry>
      <entry namest="c2" nameend="c4" align="left">
        <emphasis>Decimal floating-point types</emphasis>
      </entry>
    </row>

    <row>
      <entry>3.1</entry>
      <entry>Characteristics of decimal floating-point types</entry>
      <entry></entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.2</entry>
      <entry>Decimal Types</entry>
      <entry></entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#B0B0B0" ?>
      <entry>3.2.1</entry>
      <entry>Class <code>decimal</code> synopsis</entry>
      <entry>Partial</entry>
      <entry>Missing declarations for formatted input/output; non-conforming extension for functions converting to integral type</entry>
    </row>
    <row>
      <?dbhtml bgcolor="#B0B0B0" ?>
      <entry>3.2.2</entry>
      <entry>Class <code>decimal32</code></entry>
      <entry>Partial</entry>
      <entry>Missing 3.2.2.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point</entry>
    </row>
    <row>
      <?dbhtml bgcolor="#B0B0B0" ?>
      <entry>3.2.3</entry>
      <entry>Class <code>decimal64</code></entry>
      <entry>Partial</entry>
      <entry>Missing 3.2.3.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point</entry>
    </row>
    <row>
      <?dbhtml bgcolor="#B0B0B0" ?>
      <entry>3.2.4</entry>
      <entry>Class <code>decimal128</code></entry>
      <entry>Partial</entry>
      <entry>Missing 3.2.4.5 conversion to integral type; conforming extension for conversion from scalar decimal floating-point</entry>
    </row>
    <row>
      <entry>3.2.5</entry>
      <entry>Initialization from coefficient and exponent</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.2.6</entry>
      <entry>Conversion to generic floating-point type</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.2.7</entry>
      <entry>Unary arithmetic operators</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.2.8</entry>
      <entry>Binary arithmetic operators</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.2.9</entry>
      <entry>Comparison operators</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.2.10</entry>
      <entry>Formatted input</entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.2.11</entry>
      <entry>Formatted output</entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.3</entry>
      <entry>Additions to header <code>limits</code></entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4</entry>
      <entry>Headers <code>cfloat</code> and <code>float.h</code></entry>
      <entry></entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.2</entry>
      <entry>Additions to header <code>cfloat</code> synopsis</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#B0B0B0" ?>
      <entry>3.4.3</entry>
      <entry>Additions to header <code>float.h</code> synopsis</entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.4</entry>
      <entry>Maximum finite value</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.5</entry>
      <entry>Epsilon</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.6</entry>
      <entry>Minimum positive normal value</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.7</entry>
      <entry>Minimum positive subnormal value</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <entry>3.4.8</entry>
      <entry>Evaluation format</entry>
      <entry>Y</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.5</entry>
      <entry>Additions to <code>cfenv</code> and <code>fenv.h</code></entry>
      <entry>Outside the scope of GCC</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.6</entry>
      <entry>Additions to <code>cmath</code> and <code>math.h</code></entry>
      <entry>Outside the scope of GCC</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.7</entry>
      <entry>Additions to <code>cstdio</code> and <code>stdio.h</code></entry>
      <entry>Outside the scope of GCC</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.8</entry>
      <entry>Additions to <code>cstdlib</code> and <code>stdlib.h</code></entry>
      <entry>Outside the scope of GCC</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.9</entry>
      <entry>Additions to <code>cwchar</code> and <code>wchar.h</code></entry>
      <entry>Outside the scope of GCC</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.10</entry>
      <entry>Facets</entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.11</entry>
      <entry>Type traits</entry>
      <entry>N</entry>
      <entry></entry>
    </row>
    <row>
      <?dbhtml bgcolor="#C8B0B0" ?>
      <entry>3.12</entry>
      <entry>Hash functions</entry>
      <entry>N</entry>
      <entry></entry>
    </row>

    <row>
      <entry>
        <emphasis>4</emphasis>
      </entry>
      <entry namest="c2" nameend="c4" align="left">
        <emphasis>Notes on C compatibility</emphasis>
      </entry>
    </row>

  </tbody>
</tgroup>
</table>


</sect2>