shrink_to_fit()

template<typename T>

void fl::deque< T >::shrink_to_fit ( )

inline

Definition at line 447 of file deque.h.

                         {
        if (mSize < mCapacity) {
            if (mSize == 0) {
                if (mData) {
                    mResource->deallocate(mData, mCapacity * sizeof(T));
                }
                mData = nullptr;
                mCapacity = 0;
                mFront = 0;
            } else {
                // Reallocate to exact size
                T* new_data = static_cast<T*>(mResource->allocate(mSize * sizeof(T)));
                if (!new_data) {
                    return; // Allocation failed
                }
 
                // Copy elements to new buffer
                for (fl::size i = 0; i < mSize; ++i) {
                    fl::size old_idx = (mFront + i) % mCapacity;
                    new (&new_data[i]) T(fl::move(mData[old_idx]));
                    mData[old_idx].~T();
                }
 
                if (mData) {
                    mResource->deallocate(mData, mCapacity * sizeof(T));
                }
 
                mData = new_data;
                mCapacity = mSize;
                mFront = 0;
            }
        }
    }