Use CELERITY_SYCL_IS_DPCPP detection macro instead of __SYCL_COMPILER_VERSION

Author: fknorr

test/runtime_tests.cc

@@ -366,7 +366,7 @@ namespace detail {
 		buffer<size_t, 1> buf1{1};
 
 		SECTION("capturing host accessor into device kernel") {
-#if !defined(__SYCL_COMPILER_VERSION) // TODO: This may break when using AdaptiveCpp w/ DPC++ as compiler
+#if !CELERITY_SYCL_IS_DPCPP
 			CHECK_THROWS_WITH(([&] {
 				q.submit([&](handler& cgh) {
 					accessor acc0{buf1, cgh, one_to_one{}, write_only_host_task};
@@ -400,7 +400,7 @@ namespace detail {
 
 	TEST_CASE_METHOD(test_utils::runtime_fixture, "handler throws when accessing host objects within device tasks", "[handler]") {
 		queue q;
-#if !defined(__SYCL_COMPILER_VERSION) // TODO: This may break when using AdaptiveCpp w/ DPC++ as compiler
+#if !CELERITY_SYCL_IS_DPCPP
 		experimental::host_object<size_t> ho;
 
 		CHECK_THROWS_WITH(([&] {
@@ -427,7 +427,7 @@ namespace detail {
 				accessor acc0{buf0, cgh, one_to_one{}, write_only};
 				accessor acc1{buf1, cgh, one_to_one{}, write_only};
 				// DPC++ has its own compile-time check for this, so we can't actually capture anything by reference
-#if !defined(__SYCL_COMPILER_VERSION) // TODO: This may break when using AdaptiveCpp w/ DPC++ as compiler
+#if !CELERITY_SYCL_IS_DPCPP
 				cgh.parallel_for(range<1>(1), [acc0, &acc1 /* oops */](item<1>) {
 					(void)acc0;
 					(void)acc1;