* include/experimental/any (any_cast): Combine duplicate doxygen

	comments.
	* include/experimental/string_view (basic_string_view): Update
	doxygen comment.
	* include/std/bitset (bitset): Move to Doxygen 'utilities' group.
	* include/tr2/dynamic_bitset (_Bool2UChar): Remove unused templates.
	(dynamic_bitset): Improve Doxygen comments.
	* include/tr2/dynamic_bitset.tcc (operator>>): Improve Doxygen
	comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211672 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 13 insertions, 25 deletions

diff --git a/libstdc++-v3/include/experimental/any b/libstdc++-v3/include/experimental/any
index 2839af1eae6..1e8d9b2f7d1 100644
--- a/libstdc++-v3/include/experimental/any
+++ b/libstdc++-v3/include/experimental/any
@@ -81,11 +81,11 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
   }
 
   /**
-    * @brief A type-safe container of any type.
-    *
-    * An @c any object's state is either empty or it stores a contained object
-    * of CopyConstructible type.
-    */
+   *  @brief A type-safe container of any type.
+   * 
+   *  An @c any object's state is either empty or it stores a contained object
+   *  of CopyConstructible type.
+   */
   class any
   {
     // Holds either pointer to a heap object or the contained object itself.
@@ -391,6 +391,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
    * @throw   bad_any_cast If <code>
    *          __any.type() != typeid(remove_reference_t<_ValueType>)
    *          </code>
+   *
+   * @{
    */
   template<typename _ValueType>
     inline _ValueType any_cast(any& __any)
@@ -403,16 +405,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       __throw_bad_any_cast();
     }
 
-  /**
-   * @brief Access the contained object.
-   *
-   * @tparam  _ValueType  A reference or CopyConstructible type.
-   * @param   __any       The object to access.
-   * @return  The contained object.
-   * @throw   bad_any_cast If <code>
-   *          __any.type() != typeid(remove_reference_t<_ValueType>)
-   *          </code>
-   */
   template<typename _ValueType>
     inline _ValueType any_cast(any&& __any)
     {
@@ -423,6 +415,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	return *__p;
       __throw_bad_any_cast();
     }
+  // @}
 
   /**
    * @brief Access the contained object.
@@ -432,6 +425,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
    * @return  The address of the contained object if <code>
    *          __any != nullptr && __any.type() == typeid(_ValueType)
    *          </code>, otherwise a null pointer.
+   *
+   * @{
    */
   template<typename _ValueType>
     inline const _ValueType* any_cast(const any* __any) noexcept
@@ -441,15 +436,6 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       return nullptr;
     }
 
-  /**
-   * @brief Access the contained object.
-   *
-   * @tparam  _ValueType  The type of the contained object.
-   * @param   __any       A pointer to the object to access.
-   * @return  The address of the contained object if <code>
-   *          __any != nullptr && __any.type() == typeid(_ValueType)
-   *          </code>, otherwise a null pointer.
-   */
   template<typename _ValueType>
     inline _ValueType* any_cast(any* __any) noexcept
     {
@@ -457,6 +443,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 	return static_cast<_ValueType*>(__any_caster<_ValueType>(__any));
       return nullptr;
     }
+  // @}
 
 #ifdef __GXX_RTTI
   template<typename _Tp, typename _Alloc>
diff --git a/libstdc++-v3/include/experimental/string_view b/libstdc++-v3/include/experimental/string_view
index 49f46af544f..b54c9e85db8 100644
--- a/libstdc++-v3/include/experimental/string_view
+++ b/libstdc++-v3/include/experimental/string_view
@@ -49,11 +49,12 @@ namespace experimental
 _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   /**
-   *  @class basic_string_view <string_view>
+   *  @class basic_string_view <experimental/string_view>
    *  @brief  A non-owning reference to a string.
    *
    *  @ingroup strings
    *  @ingroup sequences
+   *  @ingroup experimental
    *
    *  @tparam _CharT  Type of character
    *  @tparam _Traits  Traits for character type, defaults to