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-rwxr-xr-xbenchtests/scripts/bench.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/benchtests/scripts/bench.py b/benchtests/scripts/bench.py
index ee856db821..7752c8a7fb 100755
--- a/benchtests/scripts/bench.py
+++ b/benchtests/scripts/bench.py
@@ -164,7 +164,7 @@ def _print_arg_data(func, directives, all_vals):
             if pos == -1:
                 die('Output argument must be a pointer type')
 
-            outargs.append('static %s out%d;' % (arg[1:pos], i))
+            outargs.append('static %s out%d __attribute__((used));' % (arg[1:pos], i))
             func_args.append(' &out%d' % i)
         else:
             arg_struct.append('  %s volatile arg%d;' % (arg, i))