- default options build fine on 10.3 i386/amd64, 11.0 i386/amd64, 12.0 amd64
- `FP64=on` builds fine on 10.3 i386/amd64, 11.0 i386/amd64, 12.0 amd64
- `TEST=on` builds fine on 10.3 i386/amd64, 11.0 i386/amd64, 12.0 amd64
- OpenCL 2.0 runtime with [drm-next@80c2afd6f239](https://github.com/FreeBSDDesktop/freebsd-base-graphics/commits/80c2afd6f239) on HD530 (Skylake) works fine
- OpenCL 1.2 runtime is unknown - not exposed on amd64 after rP437953