Fix cuda device warnings

cmake/EigenConfigureTesting.cmake

@@ -1,7 +1,7 @@
 include(EigenTesting)
 include(CheckCXXSourceCompiles)
 
-# configure the "site" and "buildname" 
+# configure the "site" and "buildname"
 ei_set_sitename()
 
 # retrieve and store the build string
@@ -11,6 +11,15 @@ add_custom_target(buildtests)
 add_custom_target(check COMMAND "ctest")
 add_dependencies(check buildtests)
 
+# Convenience target for only building GPU tests.
+add_custom_target(buildtests_gpu)
+add_custom_target(check_gpu COMMAND "ctest" "--output-on-failure"
+                                            "--no-compress-output"
+                                            "--build-no-clean"
+                                            "-T" "test"
+                                            "-L" "gpu")
+add_dependencies(check_gpu buildtests_gpu)
+
 # check whether /bin/bash exists (disabled as not used anymore)
 # find_file(EIGEN_BIN_BASH_EXISTS "/bin/bash" PATHS "/" NO_DEFAULT_PATH)
 
@@ -50,7 +59,7 @@ if(CMAKE_COMPILER_IS_GNUCXX)
     set(CTEST_CUSTOM_COVERAGE_EXCLUDE "/test/")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${COVERAGE_FLAGS}")
   endif(EIGEN_COVERAGE_TESTING)
-  
+
 elseif(MSVC)
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D_CRT_SECURE_NO_WARNINGS /D_SCL_SECURE_NO_WARNINGS")
 endif(CMAKE_COMPILER_IS_GNUCXX)

cmake/EigenTesting.cmake

@@ -18,7 +18,9 @@ macro(ei_add_test_internal testname testname_with_suffix)
     set(filename ${testname}.cpp)
   endif()
 
+  set(is_gpu_test OFF)
   if(EIGEN_ADD_TEST_FILENAME_EXTENSION STREQUAL cu)
+    set(is_gpu_test ON)
     if(EIGEN_TEST_CUDA_CLANG)
       set_source_files_properties(${filename} PROPERTIES LANGUAGE CXX)
       if(CUDA_64_BIT_DEVICE_CODE)
@@ -48,6 +50,9 @@ macro(ei_add_test_internal testname testname_with_suffix)
   else()
     add_dependencies(buildtests ${targetname})
   endif()
+  if (is_gpu_test)
+    add_dependencies(buildtests_gpu ${targetname})
+  endif()
 
   if(EIGEN_NO_ASSERTION_CHECKING)
     ei_add_target_property(${targetname} COMPILE_FLAGS "-DEIGEN_NO_ASSERTION_CHECKING=1")
@@ -98,6 +103,10 @@ macro(ei_add_test_internal testname testname_with_suffix)
   endif()
 
   add_test(${testname_with_suffix} "${targetname}")
+  if (is_gpu_test)
+    # Add gpu tag for testing only GPU tests.
+    set_property(TEST ${testname_with_suffix} APPEND PROPERTY LABELS "gpu")
+  endif()
 
   # Specify target and test labels accoirding to EIGEN_CURRENT_SUBPROJECT
   get_property(current_subproject GLOBAL PROPERTY EIGEN_CURRENT_SUBPROJECT)