ensure xer encode yields the same number of bytes as it sends to the callback
diff --git a/tests/tests-c-compiler/check-src/check-70.c b/tests/tests-c-compiler/check-src/check-70.c
index f5527cb..16e3e2e 100644
--- a/tests/tests-c-compiler/check-src/check-70.c
+++ b/tests/tests-c-compiler/check-src/check-70.c
@@ -66,9 +66,9 @@
 		return;
     }
 
-    fprintf(stderr, "SAVED OBJECT IN SIZE %d\n", buf_offset);
+    fprintf(stderr, "SAVED OBJECT IN SIZE %d/%zu\n", buf_offset, rval.encoded);
 
-    // assert(buf_offset == rval.encoded);
+    assert(buf_offset == rval.encoded);
 }
 
 static PDU_t *