Minor improvements to SYCL utils and related clean-up

[alexxy/gromacs.git] / src / gromacs / gpu_utils / devicebuffer_sycl.h

diff --git a/src/gromacs/gpu_utils/devicebuffer_sycl.h b/src/gromacs/gpu_utils/devicebuffer_sycl.h
index 97a3d53cdf38fd56bb0624afc863b53e5a6178e9..cb3277b82f4c12e60f4dd74d16042ba37aed1bad 100644 (file)
--- a/src/gromacs/gpu_utils/devicebuffer_sycl.h
+++ b/src/gromacs/gpu_utils/devicebuffer_sycl.h
@@ -195,6 +195,8 @@ struct EmptyClassThatIgnoresConstructorArguments
     [[maybe_unused]] EmptyClassThatIgnoresConstructorArguments(Args&&... /*args*/)
     {
     }
+    //! Allow casting to nullptr
+    constexpr operator std::nullptr_t() const { return nullptr; }
 };
 } // namespace gmx::internal