size_t CppAD::local::sparse_list::drop ( size_t  i )

inlineprivate

drop a set and its postings (no longer being used).

Parameters

i	is the index of the set that will be dropped.

reference_count

if the set is non-empty, the reference count data_[ start_[i] ] will be decremented.

start_

The value start_[i] is set to zero.

post_

the value post_[i] will be set to zero.

data_not_used_

the eleemmnts of data_ that are dropped are added to this list.

Returns

is the additional number of elements of data_ that are not used. This is non-zero when the initial reference count is one.

Definition at line 152 of file sparse_list.hpp.

Referenced by assignment(), binary_intersection(), binary_union(), and clear().