test some lit stuff #9

Job	Run time
build-llvm (ubuntu-20.04, Release)	37m 39s
build-llvm (ubuntu-latest, Release)	38m 59s
build-llvm (macos-latest, Release)	17m 46s
build-llvm (windows-latest, Release)	1h 2m 24s
build-clang (ubuntu-20.04, Release)	11m 34s
test-llvm-z80 (ubuntu-20.04, Release)	1m 52s
build-clang (ubuntu-latest, Release)	11m 33s
test-llvm	0s
test-llvm-z80 (ubuntu-latest, Release)	3m 1s
test-llvm-z80 (macos-latest, Release)	2m 20s
build-clang (macos-latest, Release)	11m 39s
test-llvm-z80 (windows-latest, Release)	2m 18s
build-clang (windows-latest, Release)	4m 31s
test-clang	1s
nightly	1s
	3h 25m 38s

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