Fix test invalided by JuliaLang#44096

It turns out JuliaLang#44096 changes the default promote behavior of `AbstractArray` with the same `ndims`. Thus some Test in `Base` is "skipped" silently.

This PR tries to re-activate them.

stdlib/LinearAlgebra/test/bidiag.jl

@@ -437,7 +437,7 @@ Random.seed!(1)
  Tridiag = Tridiagonal(rand(elty, 9), rand(elty, 10), rand(elty, 9))
  SymTri = SymTridiagonal(rand(elty, 10), rand(elty, 9))
 
- mats = [Diag, BidiagU, BidiagL, Tridiag, SymTri]
+ mats = Any[Diag, BidiagU, BidiagL, Tridiag, SymTri]
  for a in mats
  for b in mats
  @test a*b ≈ Matrix(a)*Matrix(b)

stdlib/LinearAlgebra/test/matmul.jl

@@ -477,7 +477,7 @@ end
  X = convert(Matrix{elty}, [1.0 2.0; 3.0 4.0])
  Y = convert(Matrix{elty}, [1.5 2.5; 3.5 4.5])
  @test dot(X, Y) == convert(elty, 35.0)
- Z = convert(Vector{Matrix{elty}}, [reshape(1:4, 2, 2), fill(1, 2, 2)])
+ Z = Matrix{elty}[reshape(1:4, 2, 2), fill(1, 2, 2)]
  @test dot(Z, Z) == convert(elty, 34.0)
 end
 

stdlib/LinearAlgebra/test/special.jl

@@ -145,7 +145,7 @@ end
  LoBi = Bidiagonal(rand(20,20), :L)
  Sym = SymTridiagonal(rand(20), rand(19))
  Dense = rand(20, 20)
- mats = [UpTri, LoTri, Diag, Tridiag, UpBi, LoBi, Sym, Dense]
+ mats = Any[UpTri, LoTri, Diag, Tridiag, UpBi, LoBi, Sym, Dense]
 
  for op in (+,-,*)
  for A in mats
@@ -160,7 +160,7 @@ end
  diag = 1:5
  offdiag = 1:4
  uniformscalingmats = [UniformScaling(3), UniformScaling(1.0), UniformScaling(3//5), UniformScaling(ComplexF64(1.3, 3.5))]
- mats = [Diagonal(diag), Bidiagonal(diag, offdiag, 'U'), Bidiagonal(diag, offdiag, 'L'), Tridiagonal(offdiag, diag, offdiag), SymTridiagonal(diag, offdiag)]
+ mats = Any[Diagonal(diag), Bidiagonal(diag, offdiag, 'U'), Bidiagonal(diag, offdiag, 'L'), Tridiagonal(offdiag, diag, offdiag), SymTridiagonal(diag, offdiag)]
  for T in [ComplexF64, Int64, Rational{Int64}, Float64]
  push!(mats, Diagonal(Vector{T}(diag)))
  push!(mats, Bidiagonal(Vector{T}(diag), Vector{T}(offdiag), 'U'))
@@ -321,7 +321,7 @@ using .Main.Furlongs
  Bl = Bidiagonal(rand(elty, 10), rand(elty, 9), 'L')
  T = Tridiagonal(rand(elty, 9),rand(elty, 10), rand(elty, 9))
  S = SymTridiagonal(rand(elty, 10), rand(elty, 9))
- mats = [D, Bu, Bl, T, S]
+ mats = Any[D, Bu, Bl, T, S]
  for A in mats
  @test iszero(zero(A))
  @test isone(one(A))

stdlib/Profile/test/runtests.jl

@@ -64,7 +64,7 @@ end
  iobuf = IOBuffer()
  with_logger(NullLogger()) do
  @testset for format in [:flat, :tree]
- @testset for threads in [1:Threads.nthreads(), 1, 1:1, 1:2, [1,2]]
+ @testset for threads in Any[1:Threads.nthreads(), 1, 1:1, 1:2, [1,2]]
  @testset for groupby in [:none, :thread, :task, [:thread, :task], [:task, :thread]]
  Profile.print(iobuf; groupby, threads, format)
  @test !isempty(String(take!(iobuf)))

test/reduce.jl

@@ -630,14 +630,14 @@ test18695(r) = sum( t^2 for t in r )
 @test prod(Char['a','b']) == "ab"
 
 @testset "optimized reduce(vcat/hcat, A) for arrays" begin
- for args in ([1:2], [[1, 2]], [1:2, 3:4], [[3, 4, 5], 1:2], [1:2, [3.5, 4.5]],
+ for args in ([1:2], [[1, 2]], [1:2, 3:4], AbstractVector{Int}[[3, 4, 5], 1:2], AbstractVector[1:2, [3.5, 4.5]],
  [[1 2], [3 4; 5 6]], [reshape([1, 2], 2, 1), 3:4])
  X = reduce(vcat, args)
  Y = vcat(args...)
  @test X == Y
  @test typeof(X) === typeof(Y)
  end
- for args in ([1:2], [[1, 2]], [1:2, 3:4], [[3, 4, 5], 1:3], [1:2, [3.5, 4.5]],
+ for args in ([1:2], [[1, 2]], [1:2, 3:4], AbstractVector{Int}[[3, 4, 5], 1:3], AbstractVector[1:2, [3.5, 4.5]],
  [[1 2; 3 4], [5 6; 7 8]], [1:2, [5 6; 7 8]], [[5 6; 7 8], [1, 2]])
  X = reduce(hcat, args)
  Y = hcat(args...)