bitarray/map over bitarrays/map! for length 256 @test map!(>, b, b1, b2) == map!(((x, y)->begin #= C:\buildkite-agent\builds\win2k22-amdci6-5\julialang\julia-master\julia-eeb64a0ab4\share\julia\test\bitarray.jl:1509 =# x > y end), b, b1, b2) == (b1 .> b2) == b