libstdc++: Fix doxygen markup for group close commands

A change in Doxygen 1.8.16 means that "// @}" is no longer recognized by
Doxygen, so doesn't close a @{ group. A "///" comment needs to be used.

libstdc++-v3/ChangeLog:

	* include/bits/atomic_base.h: Fix doxygen group close.
	* include/bits/basic_ios.h: Likewise.
	* include/bits/forward_list.h: Likewise.
	* include/bits/fs_dir.h: Likewise.
	* include/bits/fs_ops.h: Likewise.
	* include/bits/fs_path.h: Likewise.
	* include/bits/functional_hash.h: Likewise.
	* include/bits/gslice.h: Likewise.
	* include/bits/gslice_array.h: Likewise.
	* include/bits/hashtable_policy.h: Likewise.
	* include/bits/indirect_array.h: Likewise.
	* include/bits/locale_classes.h: Likewise.
	* include/bits/locale_facets.h: Likewise.
	* include/bits/locale_facets_nonio.h: Likewise.
	* include/bits/mask_array.h: Likewise.
	* include/bits/refwrap.h: Likewise.
	* include/bits/regex.h: Likewise.
	* include/bits/regex_automaton.h: Likewise.
	* include/bits/regex_compiler.h: Likewise.
	* include/bits/regex_constants.h: Likewise.
	* include/bits/regex_error.h: Likewise.
	* include/bits/regex_executor.h: Likewise.
	* include/bits/regex_scanner.h: Likewise.
	* include/bits/shared_ptr.h: Likewise.
	* include/bits/shared_ptr_atomic.h: Likewise.
	* include/bits/shared_ptr_base.h: Likewise.
	* include/bits/slice_array.h: Likewise.
	* include/bits/specfun.h: Likewise.
	* include/bits/std_function.h: Likewise.
	* include/bits/std_mutex.h: Likewise.
	* include/bits/stl_deque.h: Likewise.
	* include/bits/stl_iterator.h: Likewise.
	* include/bits/stl_iterator_base_types.h: Likewise.
	* include/bits/stl_map.h: Likewise.
	* include/bits/stl_multimap.h: Likewise.
	* include/bits/stl_multiset.h: Likewise.
	* include/bits/stl_numeric.h: Likewise.
	* include/bits/stl_pair.h: Likewise.
	* include/bits/stl_set.h: Likewise.
	* include/bits/stl_uninitialized.h: Likewise.
	* include/bits/stream_iterator.h: Likewise.
	* include/bits/streambuf_iterator.h: Likewise.
	* include/bits/unique_ptr.h: Likewise.
	* include/bits/unordered_map.h: Likewise.
	* include/bits/unordered_set.h: Likewise.
	* include/decimal/decimal: Likewise.
	* include/experimental/any: Likewise.
	* include/experimental/array: Likewise.
	* include/experimental/bits/fs_dir.h: Likewise.
	* include/experimental/bits/fs_fwd.h: Likewise.
	* include/experimental/bits/fs_ops.h: Likewise.
	* include/experimental/bits/fs_path.h: Likewise.
	* include/experimental/buffer: Likewise.
	* include/experimental/internet: Likewise.
	* include/experimental/optional: Likewise.
	* include/experimental/propagate_const: Likewise.
	* include/experimental/socket: Likewise.
	* include/ext/pb_ds/assoc_container.hpp: Likewise.
	* include/ext/pb_ds/detail/priority_queue_base_dispatch.hpp:
	Likewise.
	* include/ext/pb_ds/detail/tree_policy/node_metadata_selector.hpp: Likewise.
	* include/ext/pb_ds/detail/trie_policy/node_metadata_selector.hpp: Likewise.
	* include/ext/pb_ds/detail/types_traits.hpp: Likewise.
	* include/ext/pb_ds/exception.hpp: Likewise.
	* include/ext/pb_ds/priority_queue.hpp: Likewise.
	* include/ext/pb_ds/tag_and_trait.hpp: Likewise.
	* include/ext/random: Likewise.
	* include/std/any: Likewise.
	* include/std/atomic: Likewise.
	* include/std/bitset: Likewise.
	* include/std/chrono: Likewise.
	* include/std/complex: Likewise.
	* include/std/condition_variable: Likewise.
	* include/std/fstream: Likewise.
	* include/std/future: Likewise.
	* include/std/iostream: Likewise.
	* include/std/istream: Likewise.
	* include/std/mutex: Likewise.
	* include/std/numeric: Likewise.
	* include/std/ostream: Likewise.
	* include/std/ratio: Likewise.
	* include/std/shared_mutex: Likewise.
	* include/std/stdexcept: Likewise.
	* include/std/streambuf: Likewise.
	* include/std/system_error: Likewise.
	* include/std/thread: Likewise.
	* include/std/valarray: Likewise.
	* include/std/variant: Likewise.
	* include/tr1/cmath: Likewise.
	* include/tr1/regex: Likewise.
	* include/tr2/dynamic_bitset: Likewise.
	* libsupc++/atomic_lockfree_defines.h: Likewise.
	* libsupc++/exception: Likewise.
	* libsupc++/exception.h: Likewise.
	* libsupc++/exception_ptr.h: Likewise.
	* libsupc++/nested_exception.h: Likewise.

libstdc++-v3/ChangeLog:

	* include/tr1/regex:

1 files changed, 13 insertions, 13 deletions

diff --git a/libstdc++-v3/include/std/complex b/libstdc++-v3/include/std/complex
index b896b49..c2f6421 100644
--- a/libstdc++-v3/include/std/complex
+++ b/libstdc++-v3/include/std/complex
@@ -325,7 +325,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     }
 
   // Operators:
-  //@{
+  ///@{
   ///  Return new complex value @a x plus @a y.
   template<typename _Tp>
     inline _GLIBCXX20_CONSTEXPR complex<_Tp>
@@ -353,9 +353,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       __r += __x;
       return __r;
     }
-  //@}
+  ///@}
 
-  //@{
+  ///@{
   ///  Return new complex value @a x minus @a y.
   template<typename _Tp>
     inline _GLIBCXX20_CONSTEXPR complex<_Tp>
@@ -383,9 +383,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       __r += __x;
       return __r;
     }
-  //@}
+  ///@}
 
-  //@{
+  ///@{
   ///  Return new complex value @a x times @a y.
   template<typename _Tp>
     inline _GLIBCXX20_CONSTEXPR complex<_Tp>
@@ -413,9 +413,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       __r *= __x;
       return __r;
     }
-  //@}
+  ///@}
 
-  //@{
+  ///@{
   ///  Return new complex value @a x divided by @a y.
   template<typename _Tp>
     inline _GLIBCXX20_CONSTEXPR complex<_Tp>
@@ -443,7 +443,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       __r /= __y;
       return __r;
     }
-  //@}
+  ///@}
 
   ///  Return @a x.
   template<typename _Tp>
@@ -457,7 +457,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     operator-(const complex<_Tp>& __x)
     { return complex<_Tp>(-__x.real(), -__x.imag()); }
 
-  //@{
+  ///@{
   ///  Return true if @a x is equal to @a y.
   template<typename _Tp>
     inline _GLIBCXX_CONSTEXPR bool
@@ -474,9 +474,9 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     inline _GLIBCXX_CONSTEXPR bool
     operator==(const _Tp& __x, const complex<_Tp>& __y)
     { return __x == __y.real() && _Tp() == __y.imag(); }
-  //@}
+  ///@}
 
-  //@{
+  ///@{
   ///  Return false if @a x is equal to @a y.
   template<typename _Tp>
     inline _GLIBCXX_CONSTEXPR bool
@@ -493,7 +493,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     operator!=(const _Tp& __x, const complex<_Tp>& __y)
     { return __x != __y.real() || _Tp() != __y.imag(); }
 #endif
-  //@}
+  ///@}
 
   ///  Extraction operator for complex values.
   template<typename _Tp, typename _CharT, class _Traits>
@@ -1552,7 +1552,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 #endif
 #endif
 
-  // @} group complex_numbers
+  /// @} group complex_numbers
 
 _GLIBCXX_END_NAMESPACE_VERSION
 } // namespace