This issue will track build problems on the M1 for mono: **-os osx -arch arm64** - [x] No ICU arm64 package -> unicode/uclean.h not found in `pal_calendarData` and `pal_casing` https://github.com/dotnet/runtime/issues/47831 - [x] [Platform version is not present](https://github.com/dotnet/runtime/pull/47245) when bumping to 6.0 SDK **-os iOS -arch arm64** - [x] Missing LLVM arm64 package https://github.com/dotnet/runtime/issues/47830
This issue will track build problems on the M1 for mono:
-os osx -arch arm64
pal_calendarDataandpal_casingMissing unicode/uclean.h in mono M1 runtime build #47831-os iOS -arch arm64