message: Add simple in-line implementation of rdcarray::push_back
  * Coverity can't figure out that a pointer being push_back'd isn't
  leaking, possibly due to the call to insert.
diff: @@ -158,7 +158,6 @@ public:
  bool empty() const { return usedCount == 0; }
  bool isEmpty() const { return usedCount == 0; }
  void clear() { resize(0); }
  - void push_back(const T &el) { insert(size(), &el, 1); }
  /////////////////////////////////////////////////////////////////
  // managing elements and memory
  @@ -231,6 +230,15 @@ public:
  }
  }
  + void push_back(const T &el)
  + {
  + // in-line implementation here instead of insert()
  + const size_t lastIdx = size();
  + reserve(size() + 1);
  + new(elems + lastIdx) T(el);
  + setUsedCount(usedCount + 1);
  + }
  +
  void insert(size_t offs, const T *el, size_t count)
  {
  const size_t oldSize = size();
  