diff --git a/Ghidra/Features/Decompiler/src/decompile/cpp/transform.cc b/Ghidra/Features/Decompiler/src/decompile/cpp/transform.cc
index f2139d79e3..d8fe8a05d9 100644
--- a/Ghidra/Features/Decompiler/src/decompile/cpp/transform.cc
+++ b/Ghidra/Features/Decompiler/src/decompile/cpp/transform.cc
@@ -16,6 +16,15 @@
 #include "transform.hh"
 #include "funcdata.hh"
 
+/// \param op2 is the lane description to copy from
+LaneDescription::LaneDescription(const LaneDescription &op2)
+
+{
+  wholeSize = op2.wholeSize;
+  laneSize = op2.laneSize;
+  lanePosition = op2.lanePosition;
+}
+
 /// Create lanes that are all the same size
 /// \param origSize is the size of the whole in bytes
 /// \param sz is the size of a lane in bytes
diff --git a/Ghidra/Features/Decompiler/src/decompile/cpp/transform.hh b/Ghidra/Features/Decompiler/src/decompile/cpp/transform.hh
index a388b3d811..9c5f106356 100644
--- a/Ghidra/Features/Decompiler/src/decompile/cpp/transform.hh
+++ b/Ghidra/Features/Decompiler/src/decompile/cpp/transform.hh
@@ -94,6 +94,7 @@ class LaneDescription {
   vector<int4> laneSize;	///< Size of lanes in bytes
   vector<int4> lanePosition;	///< Significance positions of lanes in bytes
 public:
+  LaneDescription(const LaneDescription &op2);	///< Copy constructor
   LaneDescription(int4 origSize,int4 sz);	///< Construct uniform lanes
   LaneDescription(int4 origSize,int4 lo,int4 hi);	///< Construct two lanes of arbitrary size
   int4 getNumLanes(void) const { return laneSize.size(); }	///< Get the total number of lanes