Guard resource_ref and friends behind feature flag

We still have some questions about the final design, so we want to keep them behind a feature flag.
NVIDIA · Apr 30, 2024 · 14b9bf4 · 14b9bf4
1 parent 41301ce
commit 14b9bf4
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diff --git a/libcudacxx/docs/extended_api/memory_resource.md b/libcudacxx/docs/extended_api/memory_resource.md
@@ -2,6 +2,8 @@
 
 The `<cuda/memory_resource>` header provides a standard C++ interface for *heterogeneous*, *stream-ordered* memory allocation tailored to the needs of CUDA C++ developers. This design builds off of the success of the [RAPIDS Memory Manager (RMM)](https://github.com/rapidsai/rmm) project and evolves the design based on lessons learned. `<cuda/memory_resource>` is not intended to replace RMM, but instead moves the definition of the memory allocation interface to a more centralized home in CCCL. RMM will remain as a collection of implementations of the `cuda::mr` interfaces.
 
+We are still experimenting with the design, so for now the contents of `<cuda/memory_resource>` are only available if `LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE` is defined.
+
 At a high level, the header provides:
 
 1. the [`cuda::get_property`] infrastructure to tag a user defined type with a given property;

diff --git a/libcudacxx/include/cuda/__memory_resource/cuda_managed_memory_resource.h b/libcudacxx/include/cuda/__memory_resource/cuda_managed_memory_resource.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  if !defined(_CCCL_CUDA_COMPILER_NVCC) && !defined(_CCCL_CUDA_COMPILER_NVHPC)
 #    include <cuda_runtime_api.h>
@@ -186,6 +186,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_CUDA_MANAGED_MEMORY_RESOURCE_H
diff --git a/libcudacxx/include/cuda/__memory_resource/cuda_memory_resource.h b/libcudacxx/include/cuda/__memory_resource/cuda_memory_resource.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  if !defined(_CCCL_CUDA_COMPILER_NVCC) && !defined(_CCCL_CUDA_COMPILER_NVHPC)
 #    include <cuda_runtime_api.h>
@@ -159,6 +159,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_CUDA_MEMORY_RESOURCE_H
diff --git a/libcudacxx/include/cuda/__memory_resource/cuda_pinned_memory_resource.h b/libcudacxx/include/cuda/__memory_resource/cuda_pinned_memory_resource.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  if !defined(_CCCL_CUDA_COMPILER_NVCC) && !defined(_CCCL_CUDA_COMPILER_NVHPC)
 #    include <cuda_runtime.h>
@@ -187,6 +187,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_CUDA_PINNED_MEMORY_RESOURCE_H
diff --git a/libcudacxx/include/cuda/__memory_resource/get_property.h b/libcudacxx/include/cuda/__memory_resource/get_property.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  include <cuda/std/__concepts/same_as.h>
 #  include <cuda/std/__type_traits/remove_const_ref.h>
@@ -130,6 +130,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_GET_PROPERTY_H
diff --git a/libcudacxx/include/cuda/__memory_resource/properties.h b/libcudacxx/include/cuda/__memory_resource/properties.h
@@ -23,7 +23,7 @@
 
 #include <cuda/std/cstddef>
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  if _CCCL_STD_VER >= 2014
 
@@ -67,6 +67,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_PROPERTIES_H
diff --git a/libcudacxx/include/cuda/__memory_resource/resource.h b/libcudacxx/include/cuda/__memory_resource/resource.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  include <cuda/__memory_resource/get_property.h>
 #  include <cuda/std/__concepts/all_of.h>
@@ -80,6 +80,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_RESOURCE_H
diff --git a/libcudacxx/include/cuda/__memory_resource/resource_ref.h b/libcudacxx/include/cuda/__memory_resource/resource_ref.h
@@ -21,7 +21,7 @@
 #  pragma system_header
 #endif // no system header
 
-#if !defined(_CCCL_COMPILER_MSVC_2017)
+#if !defined(_CCCL_COMPILER_MSVC_2017) && defined(LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE)
 
 #  include <cuda/__memory_resource/get_property.h>
 #  include <cuda/__memory_resource/resource.h>
@@ -390,6 +390,6 @@ _LIBCUDACXX_END_NAMESPACE_CUDA_MR
 
 #  endif // _CCCL_STD_VER >= 2014
 
-#endif // !_CCCL_COMPILER_MSVC_2017
+#endif // !_CCCL_COMPILER_MSVC_2017 && LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #endif //_CUDA__MEMORY_RESOURCE_RESOURCE_REF_H
diff --git a/...dacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/allocate.pass.cpp b/...dacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/allocate.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/...dacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/equality.pass.cpp b/...dacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/equality.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/traits.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_managed_memory_resource/traits.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/type_traits>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/allocate.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/allocate.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/equality.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/equality.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/traits.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_memory_resource/traits.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/type_traits>

diff --git a/...udacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/allocate.pass.cpp b/...udacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/allocate.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/...udacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/equality.pass.cpp b/...udacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/equality.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/cassert>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/traits.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/cuda_pinned_memory_resource/traits.pass.cpp
@@ -11,6 +11,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 #include <cuda/memory_resource>
 #include <cuda/std/type_traits>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/forward_property.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/forward_property.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 // cuda::forward_property
 
 #include <cuda/memory_resource>

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/get_property.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/get_property.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::get_property
 

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/has_property.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/get_property/has_property.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::has_property, cuda::has_property_with
 

diff --git a/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.allocate.pass.cpp b/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.allocate.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_ref properties
 

diff --git a/...mory_resource/memory_resource.async_resource_ref/async_resource_ref.construction.pass.cpp b/...mory_resource/memory_resource.async_resource_ref/async_resource_ref.construction.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_ref construction
 

diff --git a/...memory_resource/memory_resource.async_resource_ref/async_resource_ref.conversion.pass.cpp b/...memory_resource/memory_resource.async_resource_ref/async_resource_ref.conversion.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties
 

diff --git a/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.equality.fail.cpp b/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.equality.fail.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_ref equality
 

diff --git a/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.equality.pass.cpp b/...a/memory_resource/memory_resource.async_resource_ref/async_resource_ref.equality.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_ref equality
 

diff --git a/...emory_resource/memory_resource.async_resource_ref/async_resource_ref.inheritance.pass.cpp b/...emory_resource/memory_resource.async_resource_ref/async_resource_ref.inheritance.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties
 

diff --git a/...memory_resource/memory_resource.async_resource_ref/async_resource_ref.properties.pass.cpp b/...memory_resource/memory_resource.async_resource_ref/async_resource_ref.properties.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_ref properties
 

diff --git a/...cxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/async_resource.pass.cpp b/...cxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/async_resource.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource
 

diff --git a/...est/libcudacxx/cuda/memory_resource/memory_resource.concepts/async_resource_with.pass.cpp b/...est/libcudacxx/cuda/memory_resource/memory_resource.concepts/async_resource_with.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::async_resource_with
 

diff --git a/libcudacxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/resource.pass.cpp b/libcudacxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/resource.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource
 

diff --git a/...acxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/resource_with.pass.cpp b/...acxx/test/libcudacxx/cuda/memory_resource/memory_resource.concepts/resource_with.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_with
 

diff --git a/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.allocate.pass.cpp b/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.allocate.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties
 

diff --git a/...acxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.construction.pass.cpp b/...acxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.construction.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref construction
 

diff --git a/...udacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.conversion.pass.cpp b/...udacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.conversion.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties
 

diff --git a/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.equality.fail.cpp b/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.equality.fail.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref equality
 

diff --git a/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.equality.pass.cpp b/...bcudacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.equality.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref equality
 

diff --git a/...dacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.inheritance.pass.cpp b/...dacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.inheritance.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties
 

diff --git a/...udacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.properties.pass.cpp b/...udacxx/cuda/memory_resource/memory_resource.resource_ref/resource_ref.properties.pass.cpp
@@ -10,6 +10,7 @@
 // UNSUPPORTED: c++03, c++11
 // UNSUPPORTED: msvc-19.16
 // UNSUPPORTED: nvrtc
+#define LIBCUDACXX_ENABLE_EXPERIMENTAL_MEMORY_RESOURCE
 
 // cuda::mr::resource_ref properties