/* Private for OP_SORT, OP_PRTF, OP_SPRINTF, string cmp'n, and case changers */
#define OPpLOCALE 64 /* Use locale */
+/* Private for OP_SORT */
+#define OPpSORT_NUMERIC 1 /* Optimized away { $a <=> $b } */
+#define OPpSORT_INTEGER 2 /* Ditto while under "use integer" */
+#define OPpSORT_REVERSE 4 /* Descending sort */
/* Private for OP_THREADSV */
#define OPpDONE_SVREF 64 /* Been through newSVREF once */