missing doc tests #416

Job	Run time
avx512 (clang, x86, -march=skylake-avx512)	33m 23s
avx512 (clang, x86, -DEVE_NO_SIMD)	16m 29s
avx512 (clang, x86_asan, -march=skylake-avx512)	1m 12s
avx512 (gcc, x86, -march=skylake-avx512)	42m 13s
avx512 (gcc, x86, -DEVE_NO_SIMD)	23m 59s
macosx (clang, x86_osx, -mavx)	1h 1m 16s
macosx (gcc, x86_osx, -mavx)	1h 1m 20s
no_pch (clang, x86, -msse2)	47m 9s
x86-clang (clang, x86, -msse2)	12m 43s
x86-clang (clang, x86, -msse4.2)	12m 7s
x86-clang (clang, x86, -mavx)	17m 28s
x86-clang (clang, x86, -mavx2)	17m 7s
other-arch	1s
x86-gcc	1s
x86-custom	1s
arm-sve	1s
	5h 46m 30s

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