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diff --git a/gcc-4.9/libstdc++-v3/doc/html/manual/containers.html b/gcc-4.9/libstdc++-v3/doc/html/manual/containers.html index 8769d3542..c36bd0e6d 100644 --- a/gcc-4.9/libstdc++-v3/doc/html/manual/containers.html +++ b/gcc-4.9/libstdc++-v3/doc/html/manual/containers.html @@ -7,9 +7,10 @@ </th><td width="20%" align="right"> <a accesskey="n" href="associative.html">Next</a></td></tr></table><hr /></div><div class="chapter"><div class="titlepage"><div><div><h2 class="title"><a id="std.containers"></a>Chapter 9. Containers <a id="idm269891262400" class="indexterm"></a> -</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl class="toc"><dt><span class="section"><a href="containers.html#std.containers.sequences">Sequences</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#containers.sequences.list">list</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#sequences.list.size">list::size() is O(n)</a></span></dt></dl></dd><dt><span class="section"><a href="containers.html#containers.sequences.vector">vector</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#sequences.vector.management">Space Overhead Management</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="associative.html">Associative</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#containers.associative.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="associative.html#containers.associative.bitset">bitset</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#associative.bitset.size_variable">Size Variable</a></span></dt><dt><span class="section"><a href="associative.html#associative.bitset.type_string">Type String</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="unordered_associative.html">Unordered Associative</a></span></dt><dd><dl><dt><span class="section"><a href="unordered_associative.html#containers.unordered.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="unordered_associative.html#containers.unordered.hash">Hash Code</a></span></dt><dd><dl><dt><span class="section"><a href="unordered_associative.html#containers.unordered.cache">Hash Code Caching Policy</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="containers_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="containers_and_c.html#containers.c.vs_array">Containers vs. Arrays</a></span></dt></dl></dd></dl></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="std.containers.sequences"></a>Sequences</h2></div></div></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.list"></a>list</h3></div></div></div><div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.list.size"></a>list::size() is O(n)</h4></div></div></div><p> - Yes it is, and that's okay. This is a decision that we preserved - when we imported SGI's STL implementation. The following is +</h2></div></div></div><div class="toc"><p><strong>Table of Contents</strong></p><dl class="toc"><dt><span class="section"><a href="containers.html#std.containers.sequences">Sequences</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#containers.sequences.list">list</a></span></dt><dd><dl><dt><span class="section"><a href="containers.html#sequences.list.size">list::size() is O(n)</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="associative.html">Associative</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#containers.associative.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="associative.html#containers.associative.bitset">bitset</a></span></dt><dd><dl><dt><span class="section"><a href="associative.html#associative.bitset.size_variable">Size Variable</a></span></dt><dt><span class="section"><a href="associative.html#associative.bitset.type_string">Type String</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="unordered_associative.html">Unordered Associative</a></span></dt><dd><dl><dt><span class="section"><a href="unordered_associative.html#containers.unordered.insert_hints">Insertion Hints</a></span></dt><dt><span class="section"><a href="unordered_associative.html#containers.unordered.hash">Hash Code</a></span></dt><dd><dl><dt><span class="section"><a href="unordered_associative.html#containers.unordered.cache">Hash Code Caching Policy</a></span></dt></dl></dd></dl></dd><dt><span class="section"><a href="containers_and_c.html">Interacting with C</a></span></dt><dd><dl><dt><span class="section"><a href="containers_and_c.html#containers.c.vs_array">Containers vs. Arrays</a></span></dt></dl></dd></dl></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="std.containers.sequences"></a>Sequences</h2></div></div></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.list"></a>list</h3></div></div></div><div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.list.size"></a>list::size() is O(n)</h4></div></div></div><p> + Yes it is, and that was okay until the 2011 edition of the C++ standard. + In future GCC will change it to O(1) but O(N) was a decision that we + preserved when we imported SGI's STL implementation. The following is quoted from <a class="link" href="http://www.sgi.com/tech/stl/FAQ.html" target="_top">their FAQ</a>: </p><div class="blockquote"><blockquote class="blockquote"><p> The size() member function, for list and slist, takes time @@ -41,14 +42,4 @@ </p><pre class="programlisting"> if (L.empty()) ... - </pre></blockquote></div></div></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="containers.sequences.vector"></a>vector</h3></div></div></div><p> - </p><div class="section"><div class="titlepage"><div><div><h4 class="title"><a id="sequences.vector.management"></a>Space Overhead Management</h4></div></div></div><p> - In <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-04/msg00105.html" target="_top">this - message to the list</a>, Daniel Kostecky announced work on an - alternate form of <code class="code">std::vector</code> that would support - hints on the number of elements to be over-allocated. The design - was also described, along with possible implementation choices. - </p><p> - The first two alpha releases were announced <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00048.html" target="_top">here</a> - and <a class="link" href="http://gcc.gnu.org/ml/libstdc++/2002-07/msg00111.html" target="_top">here</a>. - </p></div></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="facets.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="std_contents.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="associative.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Facets </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> Associative</td></tr></table></div></body></html>
\ No newline at end of file + </pre></blockquote></div></div></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="facets.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="std_contents.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="associative.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Facets </td><td width="20%" align="center"><a accesskey="h" href="../index.html">Home</a></td><td width="40%" align="right" valign="top"> Associative</td></tr></table></div></body></html>
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