diff --git a/C/heapgc.c b/C/heapgc.c
index 26fb9e586..8ec7a8ff8 100644
--- a/C/heapgc.c
+++ b/C/heapgc.c
@@ -572,10 +572,6 @@ init_dbtable(tr_fr_ptr trail_ptr) {
   }
 }
 
-#ifdef DEBUG
-
-/* #define INSTRUMENT_GC 1 */
-
 #ifndef ANALYST
 
 static char *op_names[_std_top + 1] =
@@ -587,6 +583,10 @@ static char *op_names[_std_top + 1] =
 
 #endif
 
+#ifdef DEBUG
+
+/* #define INSTRUMENT_GC 1 */
+
 #ifdef INSTRUMENT_GC
 typedef enum {
   gc_var,