1.. _host_toolchains:
2
3Host Toolchains
4###############
5
6In some specific configurations, like when building for non-MCU x86 targets on
7a Linux host, you may be able to reuse the native development tools provided
8by your operating system.
9
10To use your host gcc, set the :envvar:`ZEPHYR_TOOLCHAIN_VARIANT`
11:ref:`environment variable <env_vars>` to ``host``. To use clang, set
12:envvar:`ZEPHYR_TOOLCHAIN_VARIANT` to ``llvm``.
13