bitarray/map over bitarrays/map! for length 127 @test map!(!, b, b1) == map!((x->begin #= /usr/home/julia/.buildkite-agent/builds/freebsd13-amdci6-3/julialang/julia-master/julia-f0bbef954f/share/julia/test/bitarray.jl:1490 =# !x end), b, b1) == broadcast(~, b1) == b