Add support for dynamic autodiff

Change-Id: I17d573696172ab691a9653db99a620e4bc1bd0d0
diff --git a/internal/ceres/CMakeLists.txt b/internal/ceres/CMakeLists.txt
index f9329e9..b30f0cc 100644
--- a/internal/ceres/CMakeLists.txt
+++ b/internal/ceres/CMakeLists.txt
@@ -225,6 +225,7 @@
   CERES_TEST(corrector)
   CERES_TEST(cost_function_to_functor)
   CERES_TEST(dense_sparse_matrix)
+  CERES_TEST(dynamic_autodiff_cost_function)
   CERES_TEST(evaluator)
   CERES_TEST(gradient_checker)
   CERES_TEST(gradient_checking_cost_function)