Fix e83a8ae44

See https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=e83a8ae44729bfdd15d31101bd2c99be98cfc691

Author: shinyaaa

lib/reader.c

@@ -1097,18 +1097,18 @@ FilterTuple(Filter *filter, TupleFormer *former, int *parsing_field)
 	MemoryContextSwitchTo(oldcontext);
 	CurrentResourceOwner = oldowner;
 
+# if PG_VERSION_NUM < 180000
 	/* set fn_extra except the first time call */
 	if ( filter->is_first_time_call == false &&
 		MemoryContextIsValid(filter->fn_extra.fcontext) &&
 		filter->is_funcid_sql) {
 		flinfo.fn_extra = (SQLFunctionCache *) palloc0(sizeof(SQLFunctionCache));
 		memmove((SQLFunctionCache *)flinfo.fn_extra, &(filter->fn_extra),
 							sizeof(SQLFunctionCache));
-	} else {
-
-		filter->is_first_time_call = true;	
-	}
-#endif
+	} else
+#endif  /* PG_VERSION_NUM < 180000 */
+		filter->is_first_time_call = true;
+#endif  /* PG_VERSION_NUM >= 90204 */
 
 #if PG_VERSION_NUM >= 120000
 	InitFunctionCallInfoData(*fcinfo, &flinfo, filter->nargs,