Fix: call needs string arguments not int (from CLI)

Author: Flamefire

benchmark/benchmark.py

@@ -71,7 +71,7 @@ def str_to_int(s):
         print("#########")
         loop_counts = args.loop_count if args.loop_count else reps_x[test]
         for reps in loop_counts:
-            times = bench.call(test, [reps],
+            times = bench.call(test, [str(reps)],
                                enable_scorep,
                                scorep_settings=scorep_settings)
             print("{:<8}: {}".format(reps, times))