OpenCL userspace driver as provided in the amdgpu-pro driver stack and
intended to work along with the free amdgpu stack.
It's a repackage of AUR opencl-amd and don't provide the full
amdgpu-pro stack.

Current version: proprietary drivers 22.20.3 / ROCM 5.2.3
This package works on Slackware 15
For a newer libclc (18.1.2) which could be used in Slackware 15, see
libclc package.