Utility Library

2026-10-07

1 min read time

Applies to Linux and Windows

This page covers the utility library headers available in libhipcxx, including bitset, expected, functional, memory, optional, tuple, type_traits, utility, variant, and version.

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	libhipcxx 2.7
<cuda/std/expected>	Optional value with error channel	libhipcxx 2.7
<cuda/std/functional>	Function objects and function wrappers	libhipcxx 2.7
<cuda/std/memory>	Low-level memory management utilities	libhipcxx 2.7
<cuda/std/optional>	Optional value	libhipcxx 2.7
<cuda/std/tuple>	Fixed-sized heterogeneous container	libhipcxx 2.7
<cuda/std/type_traits>	Compile-time type introspection	libhipcxx 2.7
<cuda/std/utility>	Various utility components	libhipcxx 2.7
<cuda/std/variant>	Type safe union type	libhipcxx 2.7
<cuda/std/version>	Compile-time version information and feature test macros	libhipcxx 2.7