SAVEVPTR(PL_sortcop);
if (flags & OPf_STACKED) {
if (flags & OPf_SPECIAL) {
- OP *nullop = cLISTOP->op_first->op_sibling; /* pass pushmark */
+ OP *nullop = OP_SIBLING(cLISTOP->op_first); /* pass pushmark */
assert(nullop->op_type == OP_NULL);
PL_sortcop = nullop->op_next;
}