fix-thinko-in-JsObjectSize-macro.patch

diff --git a/src/backend/utils/adt/jsonfuncs.c b/src/backend/utils/adt/jsonfuncs.c
index ab9a745..a98742f 100644
--- a/src/backend/utils/adt/jsonfuncs.c
+++ b/src/backend/utils/adt/jsonfuncs.c
@@ -308,12 +308,11 @@ typedef struct JsObject
 	((jsv)->is_json ? (jsv)->val.json.type == JSON_TOKEN_STRING \
 		: ((jsv)->val.jsonb && (jsv)->val.jsonb->type == jbvString))
 
-#define JsObjectSize(jso) \
+#define JsObjectIsEmpty(jso) \
 	((jso)->is_json \
-		? hash_get_num_entries((jso)->val.json_hash) \
-		: !(jso)->val.jsonb_cont || JsonContainerSize((jso)->val.jsonb_cont))
-
-#define JsObjectIsEmpty(jso) (JsObjectSize(jso) == 0)
+		? hash_get_num_entries((jso)->val.json_hash) == 0 \
+		: (!(jso)->val.jsonb_cont || \
+		   JsonContainerSize((jso)->val.jsonb_cont) == 0))
 
 #define JsObjectFree(jso) do { \
 		if ((jso)->is_json) \