message: 2 new cl options in tv.cpp should have been added to our option group
diff: @@ -155,12 +155,12 @@ llvm::cl::opt<bool> opt_elapsed_time(
  llvm::cl::opt<unsigned> opt_src_unrolling_factor(
  "tv-src-unroll",
  llvm::cl::desc("Unrolling factor for src function (default=0)"),
  - llvm::cl::init(0));
  + llvm::cl::cat(TVOptions), llvm::cl::init(0));
  llvm::cl::opt<unsigned> opt_tgt_unrolling_factor(
  "tv-tgt-unroll",
  llvm::cl::desc("Unrolling factor for tgt function (default=0)"),
  - llvm::cl::init(0));
  + llvm::cl::cat(TVOptions), llvm::cl::init(0));
  struct FnInfo {
  Function fn;
  