[WIP] Implement CFI #375

Job	Run time
linux-x86-ci-generated	12s
linux-arm-ci-asm	6m 18s
linux-native-ci-asm-chaos (ubuntu-24.04-arm)	1m 23s
linux-native-ci-asm-chaos (ubuntu-latest)	1m 38s
linux-native-ci-asm (ubuntu-24.04-arm)	1m 22s
linux-native-test-spawn (ubuntu-24.04-arm)	1m 30s
linux-x86-deny	21s
linux-native-test-suite (ubuntu-latest)	3m 13s
linux-native-test-suite (ubuntu-24.04-arm)	3m 7s
linux-native-test-spawn (ubuntu-latest)	1m 40s
linux-native-ci-asm (ubuntu-latest)	1m 34s
windows-x86-ci-asm	3m 6s
macos-x86-ci-asm	1m 43s
linux-x86-ci (ubuntu-latest)	1m 46s
linux-x86-ci (ubuntu-24.04-arm)	1m 35s
linux-arm-test-suite	5m 35s
linux-fuzz	1m 22s
	37m 25s

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