g_assert (read32 (p) == (guint32)(op->when - loc));
p += 4;
loc = op->when;
} else if (op->when - loc > 256) {
*p ++ = DW_CFA_advance_loc2;
g_assert (read32 (p) == (guint32)(op->when - loc));
p += 4;
loc = op->when;
} else if (op->when - loc > 256) {
*p ++ = DW_CFA_advance_loc2;