JIT

gh-153486: Preserve negative indices in compact int subscript specializations #6980

Job	Run time
x86_64-unknown-linux-gnu/gcc (Debug)	9m 41s
x86_64-unknown-linux-gnu/gcc (Release)	8m 41s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 2s
Interpreter (Debug)	14m 36s
Free-Threaded (Debug)	4m 11s
aarch64-unknown-linux-gnu/gcc (Release)	6m 44s
JIT without optimizations (Debug)	4m 7s
JIT with tail calling interpreter	4m 17s
JIT with stress testing (Debug)	4m 15s
i686-pc-windows-msvc/msvc (Debug)	20m 20s
x86_64-apple-darwin/clang (Debug)	1h 0m 20s
i686-pc-windows-msvc/msvc (Release)	16m 6s
aarch64-pc-windows-msvc/msvc (Debug)	27m 29s
aarch64-pc-windows-msvc/msvc (Release)	18m 45s
aarch64-apple-darwin/clang (Release)	12m 25s
x86_64-apple-darwin/clang (Release)	1h 0m 17s
aarch64-apple-darwin/clang (Debug)	17m 42s
x86_64-pc-windows-msvc/msvc (Debug)	28m 37s
x86_64-pc-windows-msvc/msvc (Release)	17m 41s
	5h 45m 16s

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