fix: Fix strict-aliasing errors #238

Job	Run time
host-win (x86_64)	58s
host-win (armv7)	55s
coding-style	20s
host-win (aarch64)	1m 22s
host-arm (armv7, none, none, g++-10)	3m 50s
host-win-msvc	34s
host-arm (armv7, none, none, clang++-11)	5m 11s
host-arm (aarch64, none, none, g++-10)	3m 48s
host-x86 (x86_64, g++-10)	1m 30s
host-arm (aarch64, none, none, clang++-11)	5m 34s
host-x86 (x86_64, clang++-11)	36s
host-arm (aarch64, crypto+crc, none, g++-10)	3m 1s
host-arm (aarch64, crypto+crc, none, clang++-11)	4m 19s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, g++-10)	3m 34s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, clang++-11)	4m 26s
test-win-msvc	0s
	39m 58s

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