JIT

gh-148483: Use Py_GCC_ATTRIBUTE(unused) for stop_tracing label #6129

Job	Run time
Interpreter (Debug)	44s
Free-Threaded (Debug)	1m 12s
JIT with tail calling interpreter	4m 41s
JIT without optimizations (Debug)	1m 6s
x86_64-apple-darwin/clang (Release)	23m 8s
x86_64-apple-darwin/clang (Debug)	29m 59s
aarch64-apple-darwin/clang (Debug)	15m 6s
aarch64-apple-darwin/clang (Release)	12m 16s
x86_64-unknown-linux-gnu/gcc (Release)	1m 24s
aarch64-unknown-linux-gnu/gcc (Debug)	1m 33s
aarch64-unknown-linux-gnu/gcc (Release)	1m 43s
aarch64-pc-windows-msvc/msvc (Debug)	24m 14s
i686-pc-windows-msvc/msvc (Release)	15m 30s
aarch64-pc-windows-msvc/msvc (Release)	20m 51s
x86_64-pc-windows-msvc/msvc (Release)	14m 48s
i686-pc-windows-msvc/msvc (Debug)	29m 6s
x86_64-unknown-linux-gnu/gcc (Debug)	1m 5s
x86_64-pc-windows-msvc/msvc (Debug)	25m 0s
	3h 43m 26s

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