swap

1 files changed, 7 insertions, 0 deletions

diff --git a/moses/Phrase.h b/moses/Phrase.h
index 209f92f9e..a913efc69 100644
--- a/moses/Phrase.h
+++ b/moses/Phrase.h
@@ -63,6 +63,13 @@ public:
   /** create phrase from vectors of words	*/
   explicit Phrase(const std::vector< const Word* > &mergeWords);
 
+  /* This isn't a swap function because classes inherit from Phrase and might
+   * not override swap, which would be bad.
+   */
+  void SwapWords(Phrase &other) {
+    swap(m_words, other.m_words);
+  }
+
   /** destructor */
   virtual ~Phrase();