JIT

gh-116767: fix crash on 'async with' with many context managers #32

Job	Run time
i686-pc-windows-msvc/msvc (Debug)	17m 43s
i686-pc-windows-msvc/msvc (Release)	22m 40s
x86_64-pc-windows-msvc/msvc (Debug)	17m 14s
x86_64-pc-windows-msvc/msvc (Release)	22m 48s
aarch64-pc-windows-msvc/msvc (Debug)	5m 25s
aarch64-pc-windows-msvc/msvc (Release)	6m 2s
x86_64-apple-darwin/clang (Debug)	11m 6s
x86_64-apple-darwin/clang (Release)	14m 3s
aarch64-apple-darwin/clang (Debug)	8m 31s
aarch64-apple-darwin/clang (Release)	13m 5s
x86_64-unknown-linux-gnu/gcc (Debug)	8m 8s
x86_64-unknown-linux-gnu/gcc (Release)	17m 41s
x86_64-unknown-linux-gnu/clang (Debug)	8m 13s
x86_64-unknown-linux-gnu/clang (Release)	13m 52s
aarch64-unknown-linux-gnu/gcc (Debug)	1h 3m 23s
aarch64-unknown-linux-gnu/gcc (Release)	49m 52s
aarch64-unknown-linux-gnu/clang (Debug)	58m 43s
aarch64-unknown-linux-gnu/clang (Release)	33m 34s
	6h 32m 3s

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