[init] baseline7 from project_6

qwen3_6_scripts/cccl_preload/include/cub/config.cuh

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+// SPDX-FileCopyrightText: Copyright (c) 2020, NVIDIA CORPORATION. All rights reserved.
+// SPDX-License-Identifier: BSD-3
+
+/**
+ * \file
+ * Static configuration header for the CUB project.
+ */
+
+#pragma once
+
+// For _CCCL_IMPLICIT_SYSTEM_HEADER
+#include <cuda/__cccl_config> // IWYU pragma: export
+
+#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
+#  pragma GCC system_header
+#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
+#  pragma clang system_header
+#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
+#  pragma system_header
+#endif // no system header
+
+#include <cub/util_arch.cuh> // IWYU pragma: export
+#include <cub/util_cpp_dialect.cuh> // IWYU pragma: export
+#include <cub/util_macro.cuh> // IWYU pragma: export
+#include <cub/util_namespace.cuh> // IWYU pragma: export
+
+#if !_CCCL_COMPILER(NVRTC)
+#  include <cuda/__nvtx/nvtx.h>
+#endif // !_CCCL_COMPILER(NVRTC)