Function IsSupportedActivation

tensorflow/core/grappler/optimizers/remapper.cc:417–423

}

bool IsSupportedActivation(const NodeDef& node) {
  if (!DisableMKL()) {
    return IsRelu(node) || IsRelu6(node) || IsElu(node) || IsGelu(node) ||
           IsLeakyRelu(node) || IsTanh(node);
  }
  return IsRelu(node) || IsRelu6(node) || IsElu(node) || IsLeakyRelu(node);
}

inline bool HasControlFaninOrFanout(const utils::MutableNodeView& node_view) {
  return node_view.NumControllingFanins() > 0 ||