spectrum: Add SpectrumModel move constructor

src/spectrum/model/spectrum-model.cc

@@ -77,6 +77,13 @@ SpectrumModel::SpectrumModel (const Bands& bands)
   m_bands = bands;
 }
 
+SpectrumModel::SpectrumModel (Bands&& bands)
+  : m_bands (std::move (bands))
+{
+  m_uid = ++m_uidCount;
+  NS_LOG_INFO ("creating new SpectrumModel, m_uid=" << m_uid);
+}
+
 Bands::const_iterator
 SpectrumModel::Begin () const
 {

src/spectrum/model/spectrum-model.h

@@ -89,7 +89,7 @@ public:
 
 
   /**
-   * This construct a SpectrumModel based on the explicit values of
+   * This constructs a SpectrumModel based on the explicit values of
    * center frequencies and boundaries of each subband.
    *
    * @param bands
@@ -98,6 +98,17 @@ public:
    */
   SpectrumModel (const Bands& bands);
 
+  /**
+   * This constructs a SpectrumModel based on the explicit values of
+   * center frequencies and boundaries of each subband. This is used
+   * if <i>bands</i> is an rvalue.
+   *
+   * @param bands
+   *
+   * @return
+   */
+  SpectrumModel (Bands&& bands);
+
   /**
    *
    * @return the number of frequencies in this SpectrumModel

src/spectrum/model/wifi-spectrum-value-helper.cc

@@ -124,7 +124,7 @@ WifiSpectrumValueHelper::GetSpectrumModel (uint32_t centerFrequency, uint16_t ch
           NS_LOG_DEBUG ("creating band " << i << " (" << info.fl << ":" << info.fc << ":" << info.fh << ")");
           bands.push_back (info);
         }
-      ret = Create<SpectrumModel> (bands);
+      ret = Create<SpectrumModel> (std::move (bands));
       g_wifiSpectrumModelMap.insert (std::pair<WifiSpectrumModelId, Ptr<SpectrumModel> > (key, ret));
     }
   NS_LOG_LOGIC ("returning SpectrumModel::GetUid () == " << ret->GetUid ());