test/xattr_bench.cc: prefer prefix ++operator for iterators

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/test/xattr_bench.cc b/src/test/xattr_bench.cc
index d212f55b65c31edd9b052057080d1ef9e86955ec..2baaee82ccb7fe9c8d1a6565b96af9766edc31d1 100644 (file)
--- a/src/test/xattr_bench.cc
+++ b/src/test/xattr_bench.cc
@@ -46,7 +46,7 @@ typename T::iterator rand_choose(T &cont) {
   int index = rand() % cont.size();
   typename T::iterator retval = cont.begin();
 
-  for (; index > 0; --index) retval++;
+  for (; index > 0; --index) ++retval;
   return retval;
 }