JIT

GH-132554: "Virtual" iterators #3564

Job	Run time
Interpreter (Debug)	10m 5s
i686-pc-windows-msvc/msvc (Debug)	24m 11s
i686-pc-windows-msvc/msvc (Release)	16m 2s
x86_64-pc-windows-msvc/msvc (Debug)	23m 38s
x86_64-pc-windows-msvc/msvc (Release)	15m 1s
aarch64-pc-windows-msvc/msvc (Debug)	22m 42s
aarch64-pc-windows-msvc/msvc (Release)	19m 10s
x86_64-apple-darwin/clang (Debug)	16m 16s
x86_64-apple-darwin/clang (Release)	13m 6s
aarch64-apple-darwin/clang (Debug)	11m 4s
aarch64-apple-darwin/clang (Release)	11m 50s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 42s
x86_64-unknown-linux-gnu/gcc (Release)	6m 26s
aarch64-unknown-linux-gnu/gcc (Debug)	7m 4s
aarch64-unknown-linux-gnu/gcc (Release)	6m 40s
	3h 33m 57s

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