LinearAlgebra/tridiag/elty = Float64/tril/triu @test #= /usr/home/julia/.buildkite-agent/builds/freebsd13-amdci6-3/julialang/julia-master/julia-1b98f1e44e/share/julia/stdlib/v1.13/LinearAlgebra/test/tridiag.jl:147 =# @inferred(tril!(copy(SymTridiagonal(d, dl)), 1)) == Tridiagonal(dl, d, dl)