simplify ur_failed_throw_exception

Co-authored-by: Steffen Larsen <[email protected]>

Author: lslusarczyk

sycl/source/detail/adapter_impl.cpp

@@ -21,28 +21,22 @@ namespace detail {
 void adapter_impl::ur_failed_throw_exception(sycl::errc errc,
                                              ur_result_t ur_result) const {
   assert(ur_result != UR_RESULT_SUCCESS);
+  std::string message =
+      __SYCL_UR_ERROR_REPORT(MBackend) + codeToString(ur_result);
+  
   if (ur_result == UR_RESULT_ERROR_ADAPTER_SPECIFIC) {
     assert(!adapterReleased);
-    const char *message = nullptr;
+    const char *last_error_message = nullptr;
     int32_t adapter_error = 0;
     ur_result = call_nocheck<UrApiKind::urAdapterGetLastError>(
-        MAdapter, &message, &adapter_error);
-    throw sycl::detail::set_ur_error(
-        sycl::exception(sycl::make_error_code(errc),
-                        __SYCL_UR_ERROR_REPORT(MBackend) +
-                            sycl::detail::codeToString(ur_result) +
-                            (message ? "\n" + std::string(message) +
-                                           "(adapter error )" +
-                                           std::to_string(adapter_error) + "\n"
-                                     : std::string{})),
-        ur_result);
+        MAdapter, &last_error_message, &adapter_error);
+    if (last_error_message)
+      message += "\n" + std::string(last_error_message) + "(adapter error )" +
+                  std::to_string(adapter_error) + "\n";
   }
 
-  throw sycl::detail::set_ur_error(
-      sycl::exception(sycl::make_error_code(errc),
-                      __SYCL_UR_ERROR_REPORT(MBackend) +
-                          sycl::detail::codeToString(ur_result)),
-      ur_result);
+  throw set_ur_error(sycl::exception(sycl::make_error_code(errc), message),
+                     ur_result);
 }
 
 } // namespace detail