Removed closing PHP tags, replaced with a comment block identifying the end of the file
diff --git a/system/libraries/Benchmark.php b/system/libraries/Benchmark.php
index 323d966..f83e864 100644
--- a/system/libraries/Benchmark.php
+++ b/system/libraries/Benchmark.php
@@ -108,4 +108,6 @@
 }

 

 // END CI_Benchmark class

-?>
\ No newline at end of file
+
+/* End of file Benchmark.php */
+/* Location: ./system/libraries/Benchmark.php */
\ No newline at end of file