reducedim/test reductions over region: (1, 2, 3) @test #= /cache/build/tester-amdci4-15/julialang/julia-master/julia-333391feb8/share/julia/test/reducedim.jl:84 =# @inferred(sum(abs, Areduc, dims = region)) ≈ safe_sumabs(Areduc, region)