[WIP] Implement CFI #330

Job	Run time
linux-x86-deny	38s
linux-x86-ci-generated	15s
linux-native-ci-asm (ubuntu-latest)	11m 6s
linux-native-ci-asm (ubuntu-24.04-arm)	12m 29s
linux-x86-ci (ubuntu-24.04-arm)	1m 35s
linux-x86-ci (ubuntu-latest)	1m 46s
linux-arm-ci-asm	9m 41s
linux-native-ci-asm-chaos (ubuntu-latest)	12m 23s
linux-native-ci-asm-chaos (ubuntu-24.04-arm)	12m 31s
macos-x86-ci-asm	13m 58s
linux-native-test-suite (ubuntu-latest)	2m 49s
linux-arm-test-suite	5m 17s
windows-x86-ci-asm	18m 13s
linux-native-test-spawn (ubuntu-24.04-arm)	1m 18s
linux-fuzz	4m 18s
linux-native-test-suite (ubuntu-24.04-arm)	3m 38s
linux-native-test-spawn (ubuntu-latest)	1m 26s
	1h 53m 21s

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