Index: src/tests/concurrent/preempt.c
===================================================================
--- src/tests/concurrent/preempt.c	(revision 86ad27677447bd2560527943819518de920d1004)
+++ src/tests/concurrent/preempt.c	(revision 12d2dc8fad3691528e0f541fe5bd38046cdc9877)
@@ -24,5 +24,5 @@
 		if( (counter % 7) == this.value ) {
 			int next = __atomic_add_fetch_4(&counter, 1, __ATOMIC_SEQ_CST);
-			if( (next % 100) == 0 ) printf("%d\n", next);
+			if( (next % 100) == 0 ) printf("%d\n", (int)next);
 		}
 	}