fix: Fix strict-aliasing errors #255

Job	Run time
host-win-msvc	44s
host-arm (armv7, none, none, g++-10)	5m 42s
coding-style	11s
host-win (x86_64)	44s
host-arm (armv7, none, none, clang++-11)	6m 34s
host-x86 (x86_64, g++-10)	2m 7s
host-arm (aarch64, none, none, g++-10)	4m 24s
host-win (armv7)	1m 2s
host-x86 (x86_64, clang++-11)	21s
host-arm (aarch64, none, none, clang++-11)	6m 5s
host-win (aarch64)	44s
host-arm (aarch64, crypto+crc, none, g++-10)	4m 42s
host-arm (aarch64, crypto+crc, none, clang++-11)	6m 35s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, g++-10)	5m 50s
host-arm (armv7, none, -mcpu=cortex-a32 -mfpu=neon-fp-armv8, clang++-11)	6m 14s
test-win-msvc	46s
	52m 45s

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