+ {
+ /* In case of three-arg dup open remove strictness
+ * from the last arg if it is a bareword. */
+ OP *first = cLISTOPx(o)->op_first; /* The pushmark. */
+ OP *last = cLISTOPx(o)->op_last; /* The bareword. */
+ OP *oa;
+ char *mode;
+
+ if ((last->op_type == OP_CONST) && /* The bareword. */
+ (last->op_private & OPpCONST_BARE) &&
+ (last->op_private & OPpCONST_STRICT) &&
+ (oa = first->op_sibling) && /* The fh. */
+ (oa = oa->op_sibling) && /* The mode. */
+ SvPOK(((SVOP*)oa)->op_sv) &&
+ (mode = SvPVX(((SVOP*)oa)->op_sv)) &&
+ mode[0] == '>' && mode[1] == '&' && /* A dup open. */
+ (last == oa->op_sibling)) /* The bareword. */
+ last->op_private &= ~OPpCONST_STRICT;
+ }