/* Private for OP_SASSIGN */
#define OPpASSIGN_BACKWARDS 64 /* Left & right switched. */
+#define OPpASSIGN_CV_TO_GV 128 /* Possible optimisation for constants. */
/* Private for OP_MATCH and OP_SUBST{,CONST} */
#define OPpRUNTIME 64 /* Pattern coming in on the stack */
#define OPpMAYBE_LVSUB 8 /* We might be an lvalue to return */
/* for OP_RV2?V, lower bits carry hints (currently only HINT_STRICT_REFS) */
+ /* OP_RV2GV only */
+#define OPpDONT_INIT_GV 8 /* Call gv_fetchpv with GV_NOINIT */
+/* (Therefore will return whatever is currently in the symbol table, not
+ guaranteed to be a PVGV) */
+
+ /* OP_RV2CV only */
+#define OPpMAY_RETURN_CONSTANT 1 /* If a constant sub, return the constant */
+
/* Private for OPs with TARGLEX */
/* (lower bits may carry MAXARG) */
#define OPpTARGET_MY 16 /* Target is PADMY. */
# define PmopSTASHPV_set(o,pv) (PmopSTASHPV(o) = savesharedpv(pv))
# define PmopSTASH(o) (PmopSTASHPV(o) \
? gv_stashpv(PmopSTASHPV(o),GV_ADD) : NULL)
-# define PmopSTASH_set(o,hv) PmopSTASHPV_set(o, ((hv) ? HvNAME_get(hv) : Nullch))
+# define PmopSTASH_set(o,hv) PmopSTASHPV_set(o, ((hv) ? HvNAME_get(hv) : NULL))
# define PmopSTASH_free(o) PerlMemShared_free(PmopSTASHPV(o))
#else
# define PmopSTASH(o) ((o)->op_pmstash)
# define PmopSTASH_set(o,hv) ((o)->op_pmstash = (hv))
-# define PmopSTASHPV(o) (PmopSTASH(o) ? HvNAME_get(PmopSTASH(o)) : Nullch)
+# define PmopSTASHPV(o) (PmopSTASH(o) ? HvNAME_get(PmopSTASH(o)) : NULL)
/* op_pmstash is not refcounted */
# define PmopSTASHPV_set(o,pv) PmopSTASH_set((o), gv_stashpv(pv,GV_ADD))
# define PmopSTASH_free(o)