message: Excluding cunit_tests from build if not using cuda.
diff: @@ -52,7 +52,9 @@ PAR_SEDOV_DEBUG_OBJ_FILES = $(SEDOV_FILES:$(SRC)%.cpp=%.pdebug.o)
  PAR_SEDOV_CUDA_OBJ_FILES = $(if $(USE_CUDA),$(SEDOV_FILES:$(SRC)%.cpp=%.pcuda.o))
  PAR_SEDOV_CUDA_UVM_OBJ_FILES = $(if $(USE_CUDA),$(SEDOV_FILES:$(SRC)%.cpp=%.pcuda_uvm.o))
  -SEQ_UNIT_TESTS = unit_tests $(SEQ_SEDOV_TESTS) cunit_tests
  +SEQ_CUDA_TESTS = $(if $(USE_CUDA),cunit_tests)
  +
  +SEQ_UNIT_TESTS = unit_tests $(SEQ_SEDOV_TESTS) SEQ_CUDA_TESTS
  PAR_UNIT_TESTS = punit_tests $(PAR_SEDOV_TESTS)
  ifeq ($(MFEM_USE_MPI),NO)
  