message: Remove now unneeded extra links for the tests.
  See
diff: @@ -6,13 +6,6 @@ function(ginkgo_create_test test_name)
  set_target_properties(${TEST_TARGET_NAME} PROPERTIES
  OUTPUT_NAME ${test_name})
  target_link_libraries(${TEST_TARGET_NAME} PRIVATE ginkgo GTest::GTest GTest::Main ${ARGN})
  - # Needed because it causes undefined reference errors on some systems.
  - # To prevent that, the library files are added to the linker again.
  - target_link_libraries(${TEST_TARGET_NAME}
  - PRIVATE $<TARGET_LINKER_FILE:ginkgo_cuda>
  - $<TARGET_LINKER_FILE:ginkgo_reference>
  - $<TARGET_LINKER_FILE:ginkgo_omp>
  - $<TARGET_LINKER_FILE:ginkgo>)
  add_test(NAME ${REL_BINARY_DIR}/${test_name} COMMAND ${TEST_TARGET_NAME})
  endfunction(ginkgo_create_test)
  @@ -24,10 +17,5 @@ function(ginkgo_create_cuda_test test_name)
  set_target_properties(${TEST_TARGET_NAME} PROPERTIES
  OUTPUT_NAME ${test_name})
  target_link_libraries(${TEST_TARGET_NAME} PRIVATE ginkgo GTest::GTest GTest::Main ${ARGN})
  - # Needed because it causes undefined reference errors on some systems.
  - # To prevent that, the library files are added to the linker again.
  - target_link_libraries(${TEST_TARGET_NAME}
  - PRIVATE $<TARGET_LINKER_FILE:ginkgo_cuda>
  - $<TARGET_LINKER_FILE:ginkgo>)
  add_test(NAME ${REL_BINARY_DIR}/${test_name} COMMAND ${TEST_TARGET_NAME})
  endfunction(ginkgo_create_cuda_test)
  