case Constants.T_CHAR:
patch.append(new ICONST(0));
patch.append(new IRETURN());
break;
case Constants.T_FLOAT:
patch.append(new FCONST(0));
patch.append(new FRETURN());
break;
case Constants.T_DOUBLE:
patch.append(new DCONST(0));
patch.append(new DRETURN());