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<refentry>
<refentryinfo>
<keywordset>
<keyword>Attributes of Blocks and Control-Flow-Statements</keyword>
</keywordset>
</refentryinfo>
<refmeta>
<refentrytitle>Attributes of Blocks and Control-Flow-Statements</refentrytitle>
<refmiscinfo>
<copyright>
<year>2007-2013</year>
<holder>The Khronos Group Inc.
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and/or associated documentation files (the
"Materials"), to deal in the Materials without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Materials, and to
permit persons to whom the Materials are furnished to do so, subject to
the condition that this copyright notice and permission notice shall be included
in all copies or substantial portions of the Materials.</holder>
</copyright>
</refmiscinfo>
<manvolnum>3</manvolnum>
</refmeta>
<!-- ================================ SYNOPSIS -->
<refnamediv id="AttributesofBlocksandControl-Flow-Statements">
<refname>Attributes of Blocks and Control-Flow-Statements</refname>
<refpurpose>
Attributes of Blocks and Control-Flow Statements.
</refpurpose>
</refnamediv>
<!-- ALTERNATIVE SYNTAX SYNOPSIS (NON-FUNCTION) -->
<refsect2 id="synopsis">
<title>
</title>
<informaltable frame="none">
<tgroup cols="1" align="left" colsep="0" rowsep="0">
<colspec colname="col1" colnum="1" />
<tbody>
<row>
<entry>
__attribute__((attr1)) {...}
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect2>
<!-- ================================ DESCRIPTION -->
<refsect1 id="description"><title>Description</title>
<para>
For basic blocks and control-flow-statements the attribute is placed before the
structure in question, for example:
</para>
</refsect1>
<refsect2>
<informaltable frame="none">
<tgroup cols="1" align="left" colsep="0" rowsep="0">
<colspec colname="col1" colnum="1" />
<tbody>
<row>
<entry>
<literallayout><code> __attribute__((attr1)) {...}
for __attribute__((attr2)) (...) __attribute__((attr3)) {...}</code></literallayout>
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
<para>
Here <code>attr1</code> applies to the block in braces and <code>attr2</code> and
<code>attr3</code> apply to the loop's control construct and body, respectively.
</para>
<para>
No attribute qualifiers for blocks and control-flow-statements are currently defined.
</para>
</refsect2>
<!-- ================================ EXAMPLE -->
<!-- DO NOT DELETE IN CASE AN EXAMPLE IS ADDED IN THE FUTURE -->
<!--
<refsect2 id="example1">
<title>
Example
</title>
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<colspec colname="col1" colnum="1" />
<tbody>
<row>
<entry>
Example goes here - it will be set in "code" type with white space preserved.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect2>
-->
<!-- ================================ SPECIFICATION -->
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<refsect1 id="specification"><title>Specification</title>
<para>
<imageobject>
<imagedata fileref="pdficon_small1.gif" format="gif" />
</imageobject>
<olink uri="attributes-blocksAndControlFlow">OpenCL Specification</olink>
</para>
</refsect1>
<!-- ================================ ALSO SEE -->
<refsect1 id="seealso"><title>Also see</title>
<para>
<citerefentry href="attribute"><refentrytitle>__attribute__</refentrytitle></citerefentry>,
<citerefentry href="attributes-types"><refentrytitle>Type Attributes</refentrytitle></citerefentry>,
<citerefentry href="attributes-variables"><refentrytitle>Variable Attributes</refentrytitle></citerefentry>,
<citerefentry><refentrytitle>qualifiers</refentrytitle></citerefentry>
</para>
</refsect1>
<!-- ============================== COPYRIGHT -->
<!-- Content included from copyright.inc.xsl -->
<refsect3 id="Copyright"><title></title>
<imageobject>
<imagedata fileref="KhronosLogo.jpg" format="jpg" />
</imageobject>
<para />
</refsect3>
<!-- 4-Jun-2013 -->
</refentry>