Where can the latest Arm GNU Toolchain be found and what is the latest status?
The Arm GNU Toolchain can be found at Arm GNU Toolchain for Morello – Arm DeveloperVersion 10.1.Morello-Alp2 was released on 30 November 2022.
The release is based on work that is in progress. The release is:
Expected to be unstable.
Only to preview the support for Morello.
Not suitable for production use.
For full details see Arm GNU Toolchain for Morello – Arm Developer