JIT

gh-132732: Fix up pure types in JIT #3758

Job	Run time
Interpreter (Debug)	9m 35s
aarch64-pc-windows-msvc/msvc (Debug)	22s
x86_64-apple-darwin/clang (Debug)	19m 54s
x86_64-pc-windows-msvc/msvc (Debug)	20m 52s
x86_64-pc-windows-msvc/msvc (Release)	11m 50s
i686-pc-windows-msvc/msvc (Release)	12m 9s
aarch64-apple-darwin/clang (Release)	9m 40s
i686-pc-windows-msvc/msvc (Debug)	21m 12s
aarch64-apple-darwin/clang (Debug)	10m 1s
x86_64-apple-darwin/clang (Release)	11m 11s
aarch64-unknown-linux-gnu/gcc (Release)	6m 55s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 56s
x86_64-unknown-linux-gnu/gcc (Release)	6m 33s
aarch64-pc-windows-msvc/msvc (Release)	18m 16s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 7s
	2h 56m 33s

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