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6cd1dd459e | ||
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b02677375f | ||
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61a6015b5a | ||
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682032a340 | ||
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67afd7e315 | ||
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75cf20cace |
@@ -85,7 +85,7 @@
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -509,7 +509,7 @@ Returns the largest size that this Collection can ever have. <A href="#8">[8]</A
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -160,7 +160,7 @@ t.~T()
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -185,7 +185,7 @@
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -70,7 +70,7 @@
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -146,7 +146,7 @@ int main()
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<hr>
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<p><a href="http://validator.w3.org/check?uri=referer"><img border="0" src=
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"http://www.w3.org/Icons/valid-html401" alt="Valid HTML 4.01 Transitional"
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"../../doc/images/valid-html401.png" alt="Valid HTML 4.01 Transitional"
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height="31" width="88"></a></p>
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<p>Revised
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@@ -117,7 +117,7 @@ The following simplified example shows the basic idea. A complete example follow
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<pre>struct C
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{
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template<class InPlaceFactory>
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C ( InPlaceFactory const& aFactoty )
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C ( InPlaceFactory const& aFactory )
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:
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contained_ ( uninitialized_storage() )
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{
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@@ -27,6 +27,9 @@ template<class T> struct addr_impl_ref
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inline addr_impl_ref( T & v ): v_( v ) {}
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inline operator T& () const { return v_; }
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private:
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addr_impl_ref & operator=(const addr_impl_ref &);
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};
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template<class T> struct addressof_impl
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@@ -81,8 +81,8 @@ struct result_of_nested_result : F::template result<FArgs>
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template<typename F, typename FArgs>
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struct result_of_impl<F, FArgs, false>
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: mpl::if_<is_function_with_no_args<FArgs>,
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result_of_void_impl<F>,
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result_of_nested_result<F, FArgs> >::type
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result_of_void_impl<F>,
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result_of_nested_result<F, FArgs> >::type
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{};
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} // end namespace detail
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@@ -132,18 +132,18 @@
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class MyInt
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: boost::operators<MyInt>
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{
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bool operator<(const MyInt& x) const;
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bool operator<(const MyInt& x) const;
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bool operator==(const MyInt& x) const;
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MyInt& operator+=(const MyInt& x);
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MyInt& operator-=(const MyInt& x);
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MyInt& operator*=(const MyInt& x);
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MyInt& operator/=(const MyInt& x);
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MyInt& operator%=(const MyInt& x);
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MyInt& operator|=(const MyInt& x);
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MyInt& operator&=(const MyInt& x);
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MyInt& operator^=(const MyInt& x);
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MyInt& operator++();
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MyInt& operator--();
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MyInt& operator+=(const MyInt& x);
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MyInt& operator-=(const MyInt& x);
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MyInt& operator*=(const MyInt& x);
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MyInt& operator/=(const MyInt& x);
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MyInt& operator%=(const MyInt& x);
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MyInt& operator|=(const MyInt& x);
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MyInt& operator&=(const MyInt& x);
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MyInt& operator^=(const MyInt& x);
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MyInt& operator++();
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MyInt& operator--();
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};
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</pre>
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</blockquote>
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@@ -345,7 +345,7 @@ class MyInt
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</ul>
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<p>As Daniel Krügler pointed out, this technique violates 14.6.5/2
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and is thus non-portable. The reasoning is, that the operators injected
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and is thus non-portable. The reasoning is, that the operators injected
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by the instantiation of e.g.
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<code>less_than_comparable<myclass></code> can not be found
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by ADL according to the rules given by 3.4.2/2, since myclass is
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@@ -445,6 +445,9 @@ const point<float> pi_over_4_normalized = pi_over_4 / length(pi_over_4);
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optional template parameter <code>B</code>, which is not shown, for the
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<a href="#chaining">base class chaining</a> technique.</p>
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<p>The primary operand type <code>T</code> needs to be of class type,
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built-in types are not supported.</p>
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<table cellpadding="5" border="1" align="center">
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<caption>
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Simple Arithmetic Operator Template Classes
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@@ -917,7 +920,7 @@ T operator+( const T& lhs, const T& rhs )
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created, <code>operator+=</code> is called on it and it is copied to the
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function return value (which is another unnamed object of type
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<code>T</code>). The standard doesn't generally allow the intermediate
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object to be optimized away:
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object to be optimized away:
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<blockquote>
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3.7.2/2: Automatic storage duration<br>
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@@ -928,7 +931,7 @@ T operator+( const T& lhs, const T& rhs )
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unused, except that a class object or its copy may be eliminated as
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specified in 12.8.
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</blockquote>
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The reference to 12.8 is important for us:
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The reference to 12.8 is important for us:
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<blockquote>
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12.8/15: Copying class objects<br>
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@@ -942,7 +945,7 @@ T operator+( const T& lhs, const T& rhs )
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</blockquote>
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This optimization is known as the named return value optimization (NRVO),
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which leads us to the following implementation for
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<code>operator+</code>:
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<code>operator+</code>:
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<pre>
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T operator+( const T& lhs, const T& rhs )
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{
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@@ -956,7 +959,7 @@ T operator+( const T& lhs, const T& rhs )
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even implement it in an incorrect way which makes it useless here.
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Without the NRVO, the NRVO-friendly code is no worse than the original
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code showed above, but there is another possible implementation, which
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has some very special properties:
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has some very special properties:
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<pre>
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T operator+( T lhs, const T& rhs )
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{
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@@ -982,7 +985,7 @@ T operator+( T lhs, const T& rhs )
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will force the NRVO-friendly implementation to be used even for compilers
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that don't implement the NRVO. <br>
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<br>
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<h3><a name="grpd_oprs">Grouped Arithmetic Operators</a></h3>
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<p>The following templates provide common groups of related operations.
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@@ -1864,7 +1867,7 @@ T operator+( T lhs, const T& rhs )
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V, D, P, R></a></code></td>
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<td>
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Supports the operations and has the requirements of
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Supports the operations and has the requirements of
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<ul>
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<li><code><a href="#input_iteratable">input_iteratable<T,
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@@ -1878,7 +1881,7 @@ T operator+( T lhs, const T& rhs )
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"output_iterator_helper">output_iterator_helper<T></a></code></td>
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<td>
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Supports the operations and has the requirements of
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Supports the operations and has the requirements of
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<ul>
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<li><code><a href=
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@@ -1894,7 +1897,7 @@ T operator+( T lhs, const T& rhs )
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R></a></code></td>
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<td>
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Supports the operations and has the requirements of
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Supports the operations and has the requirements of
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<ul>
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<li><code><a href="#forward_iteratable">forward_iteratable<T,
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@@ -1909,7 +1912,7 @@ T operator+( T lhs, const T& rhs )
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V, D, P, R></a></code></td>
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<td>
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Supports the operations and has the requirements of
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Supports the operations and has the requirements of
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<ul>
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<li><code><a href=
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@@ -1925,7 +1928,7 @@ T operator+( T lhs, const T& rhs )
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V, D, P, R></a></code></td>
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<td>
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Supports the operations and has the requirements of
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Supports the operations and has the requirements of
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<ul>
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<li><code><a href=
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@@ -1976,8 +1979,8 @@ struct function_output_iterator
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template<typename T>
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function_output_iterator& operator=(T const& value)
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{
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this->func(value);
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return *this;
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this->func(value);
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return *this;
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}
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private:
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@@ -2130,8 +2133,8 @@ public:
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<p>Revised: 7 Aug 2008</p>
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<p>Copyright © Beman Dawes, David Abrahams, 1999-2001.</p>
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<p>Copyright © Daniel Frey, 2002-2008.</p>
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<p>Use, modification, and distribution is subject to the Boost Software
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<p>Copyright © Daniel Frey, 2002-2009.</p>
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<p>Use, modification, and distribution is subject to the Boost Software
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License, Version 1.0. (See accompanying file
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<a href="../../LICENSE_1_0.txt">LICENSE_1_0.txt</a> or copy at
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<a href="http://www.boost.org/LICENSE_1_0.txt">
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@@ -19,7 +19,7 @@ int test_main(int, char*[])
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typedef std::bitset<8> bitset_type;
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const bitset_type initial_value1 = 1ul;
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const bitset_type initial_value2 = 2ul;
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bitset_type object1 = initial_value1;
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bitset_type object2 = initial_value2;
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@@ -12,7 +12,7 @@
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class swap_test_class
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{
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int m_data;
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int m_data;
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public:
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explicit swap_test_class(int arg = 0)
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:
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0
test/next_prior_test.cpp
Executable file → Normal file
0
test/next_prior_test.cpp
Executable file → Normal file
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