For now, just emit empty operand info structures.

llvm-svn: 22910
diff --git a/llvm/utils/TableGen/CodeGenInstruction.h b/llvm/utils/TableGen/CodeGenInstruction.h
index 54f4b98..b140d00 100644
--- a/llvm/utils/TableGen/CodeGenInstruction.h
+++ b/llvm/utils/TableGen/CodeGenInstruction.h
@@ -35,6 +35,7 @@
     /// operand list for a tablegen instruction.
     struct OperandInfo {
       /// Rec - The definition this operand is declared as.
+      ///
       Record *Rec;
 
       /// Ty - The MachineValueType of the operand.