JIT

GH-128534: Instrument branches for `async for` loops. #2865

Job	Run time
Interpreter (Debug)	8m 21s
Free-Threaded (Debug) (19)	15m 54s
i686-pc-windows-msvc/msvc (Debug)	19m 0s
i686-pc-windows-msvc/msvc (Release)	11m 24s
x86_64-pc-windows-msvc/msvc (Debug)	19m 14s
x86_64-pc-windows-msvc/msvc (Release)	11m 45s
aarch64-pc-windows-msvc/msvc (Debug)	4m 2s
aarch64-pc-windows-msvc/msvc (Release)	5m 21s
x86_64-apple-darwin/clang (Debug)	15m 12s
x86_64-apple-darwin/clang (Release)	13m 55s
aarch64-apple-darwin/clang (Debug)	12m 50s
aarch64-apple-darwin/clang (Release)	10m 41s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 30s
x86_64-unknown-linux-gnu/gcc (Release)	7m 3s
aarch64-unknown-linux-gnu/gcc (Debug)	10m 11s
aarch64-unknown-linux-gnu/gcc (Release)	7m 56s
	3h 3m 19s

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