Fixing whitespace problems

llvm-svn: 111758
diff --git a/libcxx/test/input.output/string.streams/stringstream.cons/stringstream.assign/move.pass.cpp b/libcxx/test/input.output/string.streams/stringstream.cons/stringstream.assign/move.pass.cpp
index 4437380..cbcbfb4 100644
--- a/libcxx/test/input.output/string.streams/stringstream.cons/stringstream.assign/move.pass.cpp
+++ b/libcxx/test/input.output/string.streams/stringstream.cons/stringstream.assign/move.pass.cpp
@@ -50,5 +50,5 @@
         ss << i << ' ' << 123;
         assert(ss.str() == L"456 1236 ");
     }
-#endif
+#endif  // _LIBCPP_MOVE
 }