diff --git a/src/backend/nodes/readfuncs.c b/src/backend/nodes/readfuncs.c
index 8a7a662896..c22acd5d27 100644
--- a/src/backend/nodes/readfuncs.c
+++ b/src/backend/nodes/readfuncs.c
@@ -107,6 +107,7 @@
 #define READ_LOCATION_FIELD(fldname) \
 	token = pg_strtok(&length);		/* skip :fldname */ \
 	token = pg_strtok(&length);		/* get field value */ \
+	(void) token;				/* in case not used elsewhere */ \
 	local_node->fldname = -1	/* set field to "unknown" */
 
 /* Read a Node field */
@@ -118,6 +119,7 @@
 /* Read a bitmapset field */
 #define READ_BITMAPSET_FIELD(fldname) \
 	token = pg_strtok(&length);		/* skip :fldname */ \
+	(void) token;				/* in case not used elsewhere */ \
 	local_node->fldname = _readBitmapset()
 
 /* Routine exit */