LinearAlgebra/tridiag/elty = Int64/tril/triu @test #= /Users/julia/.julia/scratchspaces/a66863c6-20e8-4ff4-8a62-49f30b1f605e/agent-cache/default-grannysmith-C07ZM05NJYVY.0/build/default-grannysmith-C07ZM05NJYVY-0/julialang/julia-master/julia-3e063f6aa6/share/julia/stdlib/v1.13/LinearAlgebra/test/tridiag.jl:147 =# @inferred(tril!(copy(SymTridiagonal(d, dl)), 1)) == Tridiagonal(dl, d, dl)