From Fedora Project Wiki
| GHC version | minimum LLVM version | Fedora archs defaulting to llvm backend |
|---|---|---|
| 8.10.5 | 10 | aarch64, armv7hl (s390x not bootstrapped yet but supported) |
| 8.10.4 | 9 | aarch64, armv7hl (s390x not bootstrapped yet but supported) |
| 8.8 | 7 | aarch64, armv7hl |
| 8.6 | 6 | aarch64, armv7hl |
| 8.4 | 5 | aarch64, armv7hl |
| 8.2 | 3.9 | aarch64, armv7hl |
x86_64, i686 and ppc64le have Native Code Generation (NCG).
GHC 9.2 should also get NCG for aarch64.