Method reserve

3rdparty/bx/include/tinystl/string.h:165–180

	template<typename allocator>
	inline void basic_string<allocator>::reserve(size_t capacity) {
		if (m_first + capacity + 1 <= m_capacity)
			return;

		const ptrdiff_t size = m_last - m_first;

		pointer newfirst = (pointer)allocator::static_allocate(capacity + 1);
		for (pointer it = m_first, newit = newfirst, end = m_last; it != end; ++it, ++newit)
			*newit = *it;
		if (m_first != m_buffer)
			allocator::static_deallocate(m_first, m_capacity - m_first);

		m_first = newfirst;
		m_last = newfirst + size;
		m_capacity = m_first + capacity;
	}

	template<typename allocator>
	inline void basic_string<allocator>::resize(size_t size) {