JIT

gh-145876: Fix AttributeError masked during dict unpacking #5486

Job	Run time
JIT with tail calling interpreter	4m 53s
Free-Threaded (Debug)	3m 57s
x86_64-unknown-linux-gnu/gcc (Debug)	12m 45s
Interpreter (Debug)	10m 51s
JIT without optimizations (Debug)	3m 23s
aarch64-unknown-linux-gnu/gcc (Debug)	9m 9s
aarch64-unknown-linux-gnu/gcc (Release)	7m 8s
aarch64-apple-darwin/clang (Release)	10m 32s
x86_64-apple-darwin/clang (Release)	27m 32s
aarch64-apple-darwin/clang (Debug)	16m 38s
aarch64-pc-windows-msvc/msvc (Release)	19m 49s
x86_64-apple-darwin/clang (Debug)	28m 51s
aarch64-pc-windows-msvc/msvc (Debug)	28m 9s
i686-pc-windows-msvc/msvc (Release)	15m 17s
x86_64-pc-windows-msvc/msvc (Debug)	28m 32s
i686-pc-windows-msvc/msvc (Debug)	27m 35s
x86_64-pc-windows-msvc/msvc (Release)	15m 46s
x86_64-unknown-linux-gnu/gcc (Release)	7m 55s
	4h 38m 42s

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