LinearAlgebra/triangular/indexing with a BandIndex @test #= C:\buildkite-agent\builds\win2k22-amdci6-5\julialang\julia-master\julia-d48fd5e4a6\share\julia\stdlib\v1.13\LinearAlgebra\test\triangular.jl:780 =# @inferred(f(UnitUpperTriangular(M), j, Val(-1))) == Val(0)