Fix precompilation issue and add compat #1

Job	Run time
test (min, ubuntu-latest, core)	14m 23s
test (min, ubuntu-latest, adjoint)	9m 58s
test (min, ubuntu-latest, alloc_check)	9m 1s
test (min, macos-latest, core)	8m 51s
test (min, macos-latest, adjoint)	7m 17s
test (min, macos-latest, alloc_check)	6m 19s
test (min, windows-latest, core)	16m 45s
test (min, windows-latest, adjoint)	12m 3s
test (min, windows-latest, alloc_check)	10m 50s
test (1, ubuntu-latest, core)	21m 46s
test (1, ubuntu-latest, adjoint)	12m 45s
test (1, ubuntu-latest, alloc_check)	11m 55s
test (1, macos-latest, core)	13m 51s
test (1, macos-latest, adjoint)	8m 0s
test (1, macos-latest, alloc_check)	8m 31s
test (1, windows-latest, core)	22m 21s
test (1, windows-latest, adjoint)	14m 6s
test (1, windows-latest, alloc_check)	13m 49s
	3h 42m 31s

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