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| author | William S Fulton <wsf@fultondesigns.co.uk> | 2012-09-21 18:04:15 +0000 |
|---|---|---|
| committer | William S Fulton <wsf@fultondesigns.co.uk> | 2012-09-21 18:04:15 +0000 |
| commit | dbdbdd94aa44da8e3213c08cd252549578db17a4 (patch) | |
| tree | e9bdd286f34350c3dbc2c7ea0b0daa655bd996a7 /Doc/Manual | |
| parent | 171435f9895e59c66c7fc26af695f87302dd6e73 (diff) | |
| download | swig-dbdbdd94aa44da8e3213c08cd252549578db17a4.tar.gz | |
Some updates to c++11 warning messages and update docs on alias templates
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2009-matevz@13847 626c5289-ae23-0410-ae9c-e8d60b6d4f22
Diffstat (limited to 'Doc/Manual')
| -rw-r--r-- | Doc/Manual/Cpp0x.html | 46 |
1 files changed, 41 insertions, 5 deletions
diff --git a/Doc/Manual/Cpp0x.html b/Doc/Manual/Cpp0x.html index c93121200..ef64fecc1 100644 --- a/Doc/Manual/Cpp0x.html +++ b/Doc/Manual/Cpp0x.html @@ -27,7 +27,7 @@ <li><a href="#Cpp0x_Strongly_typed_enumerations">Strongly typed enumerations</a> <li><a href="#Cpp0x_Double_angle_brackets">Double angle brackets</a> <li><a href="#Cpp0x_Explicit_conversion_operators">Explicit conversion operators</a> -<li><a href="#Cpp0x_Template_typedefs">Template typedefs</a> +<li><a href="#Cpp0x_Alias_templates">Alias templates</a> <li><a href="#Cpp0x_Unrestricted_unions">Unrestricted unions</a> <li><a href="#Cpp0x_Variadic_templates">Variadic templates</a> <li><a href="#Cpp0x_New_string_literals">New string literals</a> @@ -382,17 +382,53 @@ SWIG target languages, because all use their own facilities (eg. classes Cloneab to achieve particular copy and compare behaviours. </p> -<H3><a name="Cpp0x_Template_typedefs"></a>7.2.15 Template typedefs</H3> +<H3><a name="Cpp0x_Alias_templates"></a>7.2.15 Alias templates</H3> +<p> +The following is an example of an alias template: + +<div class="code"><pre> +template< typename T1, typename T2, int > +class SomeType { + T1 a; + T2 b; + int c; +}; + +template< typename T2 > +using TypedefName = SomeType<char*, T2, 5>; +</pre></div> -<p>SWIG currently parses the new <tt>using name =</tt> syntax, but -ignores the definition:</p> +<p> +These are partially supported as SWIG will parse these and identify them, however, they are ignored as they are not added to the type system. A warning such as the following is issued: +</p> + +<div class="shell"> +<pre> +example.i:13: Warning 342: The 'using' keyword in template aliasing is not fully supported yet. +</pre> +</div> + +<p> +Similarly for non-template type aliasing: +</p> <div class="code"><pre> using PFD = void (*)(double); // New introduced syntax </pre></div> -<p>You should still define the typedefs using the old syntax:</p> +<p> +A warning will be issued: +</p> + +<div class="shell"> +<pre> +example.i:17: Warning 341: The 'using' keyword in type aliasing is not fully supported yet. +</pre> +</div> + + +<p>The equivalent old style typedefs can be used as a workaround:</p> <div class="code"><pre> typedef void (*PFD)(double); // The old style |