JIT

gh-132732: Fix up pure types in JIT (GH-136050) #3765

Job	Run time
Interpreter (Debug)	9m 31s
i686-pc-windows-msvc/msvc (Debug)	23m 32s
x86_64-pc-windows-msvc/msvc (Release)	14m 9s
x86_64-pc-windows-msvc/msvc (Debug)	22m 56s
i686-pc-windows-msvc/msvc (Release)	13m 23s
aarch64-pc-windows-msvc/msvc (Release)	20m 32s
aarch64-pc-windows-msvc/msvc (Debug)	22m 39s
x86_64-apple-darwin/clang (Release)	11m 31s
x86_64-apple-darwin/clang (Debug)	16m 57s
x86_64-unknown-linux-gnu/gcc (Release)	6m 25s
aarch64-apple-darwin/clang (Debug)	10m 12s
aarch64-apple-darwin/clang (Release)	9m 8s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 22s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 27s
aarch64-unknown-linux-gnu/gcc (Release)	5m 59s
	3h 24m 43s

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