Utility Library

Any Standard C++ header not listed below is omitted. Some of the Standard C++ facilities in this header are omitted, see the information about the individual features for details.

Header	Content	Availability
<cuda/std/bitset>	Fixed-size sequence of bits	CCCL 2.8.0
<cuda/std/expected>	Optional value with error channel	CCCL 2.3.0 / CUDA 12.4
<cuda/std/functional>	std::assume_aligned	CCCL 2.9.0 / CUDA 12.9
<cuda/std/memory>	Function objects and function wrappers	libcu++ 1.1.0 / CCCL 2.0.0 / CUDA 11.2
<cuda/std/optional>	Optional value	CCCL 2.3.0 / CUDA 12.4
<cuda/std/tuple>	Fixed-sized heterogeneous container	libcu++ 1.3.0 / CCCL 2.0.0 / CUDA 11.2
<cuda/std/type_traits>	Compile-time type introspection	libcu++ 1.0.0 / CCCL 2.0.0 / CUDA 10.2
<cuda/std/utility>	Various utility components	libcu++ 1.3.0 / CCCL 2.0.0 / CUDA 11.2
<cuda/std/variant>	Type safe union type	CCCL 2.3.0 / CUDA 12.4
<cuda/std/version>	Compile-time version information and feature test macros	libcu++ 1.2.0 / CCCL 2.0.0 / CUDA 11.1