[WIP] experiment, please ignore #6114

Job	Run time
ubuntu-22.04 llvm assert=ON rtti=ON	12m 55s
ubuntu-22.04 llvm assert=ON rtti=OFF	13m 2s
ubuntu-22.04 llvm assert=OFF rtti=ON	12m 56s
ubuntu-22.04 llvm assert=OFF rtti=OFF	13m 40s
ubuntu-22.04 gcc assert=ON rtti=ON	11m 33s
ubuntu-22.04 gcc assert=ON rtti=OFF	11m 6s
ubuntu-22.04 gcc assert=OFF rtti=ON	11m 21s
ubuntu-22.04 gcc assert=OFF rtti=OFF	11m 23s
ubuntu-24.04 llvm assert=ON rtti=ON	13m 26s
ubuntu-24.04 llvm assert=ON rtti=OFF	13m 11s
ubuntu-24.04 llvm assert=OFF rtti=ON	13m 7s
ubuntu-24.04 llvm assert=OFF rtti=OFF	13m 45s
ubuntu-24.04 gcc assert=ON rtti=ON	11m 51s
ubuntu-24.04 gcc assert=ON rtti=OFF	12m 18s
ubuntu-24.04 gcc assert=OFF rtti=ON	12m 34s
ubuntu-24.04 gcc assert=OFF rtti=OFF	12m 51s
ubuntu-20.04 gcc-11 assert=ON rtti=OFF	14m 34s
ubuntu-20.04 gcc-11 assert=OFF rtti=OFF	12m 48s
ubuntu-20.04 gcc-11 assert=ON rtti=ON	21m 11s
ubuntu-20.04 gcc-11 assert=OFF rtti=ON	13m 21s
windows-2019 msvc assert=ON rtti=ON	14m 28s
windows-2019 msvc assert=ON rtti=OFF	14m 24s
windows-2019 msvc assert=OFF rtti=ON	15m 43s
windows-2019 msvc assert=OFF rtti=OFF	15m 43s
	5h 23m 11s

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