libstdc++: Fix Doxygen markup

libstdc++-v3/ChangeLog:

	* include/bits/chrono_io.h: Fix Doxygen markup.

diff --git a/libstdc++-v3/include/bits/chrono_io.h b/libstdc++-v3/include/bits/chrono_io.h
index 7352df095ff40f78c20ec632cd961eb332cfbcd1..16e8fc58dffb12b1b65910af8ad6c10da7071f8c 100644 (file)
--- a/libstdc++-v3/include/bits/chrono_io.h
+++ b/libstdc++-v3/include/bits/chrono_io.h
@@ -2242,7 +2242,7 @@ namespace __detail
     using _Parser_t = _Parser<common_type_t<_Duration, seconds>>;
 
 } // namespace __detail
-/// ~endcond
+/// @endcond
 
   template<typename _CharT, typename _Traits, typename _Rep, typename _Period,
           typename _Alloc = allocator<_CharT>>