[cmake] do not use FindCUDA, use CUDA language support

m-a-d-n-e-s-s · Jul 17, 2023 · feebbf1 · feebbf1
1 parent 5ef42cf
commit feebbf1
Showing 1 changed file with 11 additions and 6 deletions.
diff --git a/src/madness/world/CMakeLists.txt b/src/madness/world/CMakeLists.txt
@@ -100,12 +100,17 @@ if(BUILD_TESTING)
   add_unittests(world "${WORLD_TEST_SOURCES}" "MADworld;MADgtest" "unittests;short")
 
   if (TARGET PaRSEC::parsec AND PARSEC_HAVE_CUDA)
-    CMAKE_PUSH_CHECK_STATE()
-    STRING(REPLACE "-std=c++1z" "" _tmp "${CMAKE_CXX_FLAGS}")
-    SET(CMAKE_CXX_FLAGS "${_tmp}")
-    cuda_add_library(MADtest_cuda hello_world.cu EXCLUDE_FROM_ALL)
-    CMAKE_POP_CHECK_STATE()
-    target_link_libraries(test_world PRIVATE MADtest_cuda)
+    include(CheckLanguage)
+    check_language(CUDA)
+    if(CMAKE_CUDA_COMPILER)
+      enable_language(CUDA)
+      CMAKE_PUSH_CHECK_STATE()
+      STRING(REPLACE "-std=c++1z" "" _tmp "${CMAKE_CXX_FLAGS}")
+      SET(CMAKE_CXX_FLAGS "${_tmp}")
+      add_library(MADtest_cuda hello_world.cu EXCLUDE_FROM_ALL)
+      CMAKE_POP_CHECK_STATE()
+      target_link_libraries(test_world PRIVATE MADtest_cuda)
+    endif(CMAKE_CUDA_COMPILER)
   endif ()
 
   set_tests_properties(madness/test/world/test_googletest/run PROPERTIES WILL_FAIL TRUE)