diff --git a/tests/tcctest.c b/tests/tcctest.c
index aaa57777..df0a0c6f 100644
--- a/tests/tcctest.c
+++ b/tests/tcctest.c
@@ -1403,6 +1403,7 @@ void init_test(void)
 	cix[0].b[1].a, cix[0].b[1].b,
 	cix[0].b[2].a, cix[0].b[2].b);
     printf("cix2: %d %d\n", cix21.b[2], cix22.b[5]);
+    printf("sizeof cix21 %d, sizeof cix22 %d\n", sizeof cix21, sizeof cix22);
 }