Pointer analysis: Replace uses of namespacet::follow #9753

Job	Run time
check-ubuntu-20_04-cmake-gcc	20m 44s
check-ubuntu-20_04-make-clang	25m 19s
check-ubuntu-20_04-make-clang-smt-z3	4m 0s
check-ubuntu-20_04-make-gcc	36m 38s
check-ubuntu-22_04-make-clang	20m 2s
check-macos-11-make-clang	41m 53s
check-ubuntu-20_04-cmake-gcc-KNOWNBUG	2m 47s
check-ubuntu-20_04-cmake-gcc-THOROUGH	9m 13s
check-ubuntu-22_04-cmake-gcc	21m 12s
check-ubuntu-22_04-cmake-gcc-13	18m 58s
check-ubuntu-22_04-cmake-gcc-32bit	20m 32s
check-docker-image	20m 8s
check-macos-12-cmake-clang	49m 18s
check-string-table	2m 36s
check-vs-2019-cmake-build-and-test	51m 32s
check-vs-2022-make-build-and-test	1h 9m 33s
windows-msi-package	5m 28s
codecov-coverage-report	27m 17s
include-what-you-use	26m 26s
	7h 53m 36s

Provide feedback