/* On OP_PADRANGE, push @_ */
/* On OP_DUMP, has no label */
/* On OP_UNSTACK, in a C-style for loop */
+ /* On OP_READLINE, it's for <<>>, not <> */
/* There is no room in op_flags for this one, so it has its own bit-
field member (op_folded) instead. The flag is only used to tell
op_convert_list to set op_folded. */