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#pragma once

#include <thrust/version.h>

#include <hip/hip_runtime.h>

#include <thrust/detail/execution_policy.h>
#include <thrust/iterator/detail/any_system_tag.h>
#include <thrust/system/hip/config.h>
#include <thrust/detail/allocator_aware_execution_policy.h>

#if THRUST_CPP_DIALECT >= 2011
  #include <thrust/detail/dependencies_aware_execution_policy.h>
#endif

namespace thrust
{

namespace hip_rocprim
{
    struct tag;

    template <class>
    struct execution_policy;

    template <>
    struct execution_policy<tag> : thrust::execution_policy<tag>
    {
        typedef tag tag_type; 
    };

    struct tag : execution_policy<tag>
    , thrust::detail::allocator_aware_execution_policy<hip_rocprim::execution_policy>
    #if THRUST_CPP_DIALECT >= 2011
    , thrust::detail::dependencies_aware_execution_policy<hip_rocprim::execution_policy>
    #endif
    {};

    template <class Derived>
    struct execution_policy : thrust::execution_policy<Derived>
    {
       typedef tag tag_type;
       operator tag() const { return tag(); }
    };

} // namespace hip_rocprim

namespace system { namespace hip { namespace detail
{

  using thrust::hip_rocprim::tag;
  using thrust::hip_rocprim::execution_policy;

}}} // namespace system::hip_rocprim::detail

namespace system { namespace hip
{

  using thrust::hip_rocprim::tag;
  using thrust::hip_rocprim::execution_policy;

}} // namespace system::hip

namespace hip
{

  using thrust::hip_rocprim::tag;
  using thrust::hip_rocprim::execution_policy;

} // namespace hip


} // end namespace thrust
