Compile Windows SYCL host source in SYCL mode

Author: allnes

app/SYCL/CMakeLists.txt

@@ -36,6 +36,13 @@ if(WIN32 AND ITLABAI_SYCL_IMPLEMENTATION STREQUAL "IntelLLVM")
             "to point to the runtime import library")
     endif()
 
+    set_property(SOURCE sycl_example.cpp APPEND PROPERTY COMPILE_OPTIONS -fsycl)
+    if(ITLABAI_SYCL_TARGETS)
+        set_property(SOURCE sycl_example.cpp APPEND PROPERTY
+            COMPILE_OPTIONS -fsycl-targets=${ITLABAI_SYCL_TARGETS}
+        )
+    endif()
+
     set(SYCL_EXAMPLE_KERNEL_OBJECT
         "${CMAKE_CURRENT_BINARY_DIR}/SYCL_Example.sycl_kernel.obj")
     set(SYCL_KERNEL_COMPILE_COMMAND