JIT

gh-141770: Annotate anonymous mmap usage if "-X dev" is used #4499

Job	Run time
Interpreter (Debug)	9m 21s
${{ matrix.target }} (${{ ((matrix.debug && 'Debug') \|\| 'Release') }})	1s
JIT without optimizations (Debug)	1s
JIT with tail calling interpreter	1s
Free-Threaded (Debug)	1s
	9m 25s

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