message: Fixes warnings from clang compiler
diff: @@ -112,7 +112,7 @@ public:
  /*! Splits an edge "in place" */
  void splitEdge(int idx, T t)
  {
  - SLIC_ASSERT(idx < m_edges.size());
  + SLIC_ASSERT(idx < static_cast<int>(m_edges.size()));
  m_edges.insert(m_edges.begin() + idx + 1, 1, m_edges[idx]);
  auto& csplit = m_edges[idx];
  csplit.split(t, m_edges[idx], m_edges[idx + 1]);
  