irn_copy = get_irn_link(irn);
if (is_Block(irn)) {
+ set_Block_MacroBlock(irn_copy, get_irn_link(get_Block_MacroBlock(irn)));
for (i = get_Block_n_cfgpreds(irn) - 1; i >= 0; i--) {
pred = get_Block_cfgpred(irn, i);
/* "End" block must be handled extra, because it is not matured.*/