Fixing whitespace problems

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111750 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/strstream b/include/strstream
index 9556857..54a3b6e 100644
--- a/include/strstream
+++ b/include/strstream
@@ -152,7 +152,7 @@
 #ifdef _LIBCPP_MOVE
     strstreambuf(strstreambuf&& __rhs);
     strstreambuf& operator=(strstreambuf&& __rhs);
-#endif
+#endif  // _LIBCPP_MOVE
 
     virtual ~strstreambuf();
 
@@ -214,7 +214,7 @@
         __sb_ = _STD::move(__rhs.__sb_);
         return *this;
     }
-#endif
+#endif  // _LIBCPP_MOVE
 
     virtual ~istrstream();
 
@@ -256,7 +256,7 @@
         __sb_ = _STD::move(__rhs.__sb_);
         return *this;
     }
-#endif
+#endif  // _LIBCPP_MOVE
 
     virtual ~ostrstream();
 
@@ -307,7 +307,7 @@
         __sb_ = _STD::move(__rhs.__sb_);
         return *this;
     }
-#endif
+#endif  // _LIBCPP_MOVE
 
     virtual ~strstream();