JIT

gh-143732: allow dict subclasses to be specialized #5923

Job	Run time
x86_64-unknown-linux-gnu/gcc (Release)	7m 52s
Interpreter (Debug)	10m 18s
x86_64-unknown-linux-gnu/gcc (Debug)	10m 17s
aarch64-unknown-linux-gnu/gcc (Debug)	8m 47s
x86_64-apple-darwin/clang (Debug)	10m 19s
aarch64-pc-windows-msvc/msvc (Debug)	10m 0s
x86_64-pc-windows-msvc/msvc (Release)	9m 57s
Free-Threaded (Debug)	3m 54s
x86_64-pc-windows-msvc/msvc (Debug)	10m 7s
i686-pc-windows-msvc/msvc (Debug)	9m 54s
aarch64-pc-windows-msvc/msvc (Release)	9m 59s
aarch64-apple-darwin/clang (Debug)	10m 10s
aarch64-apple-darwin/clang (Release)	10m 9s
aarch64-unknown-linux-gnu/gcc (Release)	6m 47s
JIT with tail calling interpreter	4m 56s
x86_64-apple-darwin/clang (Release)	10m 21s
JIT without optimizations (Debug)	3m 23s
i686-pc-windows-msvc/msvc (Release)	9m 55s
	2h 37m 5s

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