Add a __has_feature check for default template arguments in function
templates, a C++0x feature.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@124973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LanguageExtensions.html b/docs/LanguageExtensions.html
index 8b6b96f..8f412c6 100644
--- a/docs/LanguageExtensions.html
+++ b/docs/LanguageExtensions.html
@@ -34,6 +34,7 @@
   <ul>
   <li><a href="#cxx_attributes">C++0x attributes</a></li>
   <li><a href="#cxx_decltype">C++0x <tt>decltype()</tt></a></li>
+  <li><a href="#cxx_default_function_template_args">C++0x default template arguments in function templates</a></li>
   <li><a href="#cxx_deleted_functions">C++0x deleted functions</a></li>
   <li><a href="#cxx_lambdas">C++0x lambdas</a></li>
   <li><a href="#cxx_nullptr">C++0x nullptr</a></li>
@@ -381,6 +382,10 @@
 <p>Use <tt>__has_feature(cxx_attributes)</tt> to determine if support for
 attribute parsing with C++0x's square bracket notation is enabled.</p>
 
+<h3 id="cxx_default_function_template_args">C++0x default template arguments in function templates</h3>
+
+<p>Use <tt>__has_feature(cxx_default_function_template_args)</tt> to determine if support for default template arguments in function templates is enabled.</p>
+
 <h3 id="cxx_deleted_functions">C++0x deleted functions</tt></h3>
 
 <p>Use <tt>__has_feature(cxx_deleted_functions)</tt> to determine if support for