Restrict test to version v1.11

Author: jishnub

test/test_layoutarray.jl

@@ -22,6 +22,7 @@ struct MyVector{T} <: LayoutVector{T}
     A::Vector{T}
 end
 
+MyVector(M::MyVector) = MyVector(M.A)
 Base.getindex(A::MyVector, k::Int) = A.A[k]
 Base.setindex!(A::MyVector, v, k::Int) = setindex!(A.A, v, k)
 Base.size(A::MyVector) = size(A.A)
@@ -30,6 +31,7 @@ Base.elsize(::Type{MyVector}) = sizeof(Float64)
 Base.cconvert(::Type{Ptr{T}}, A::MyVector{T}) where {T} = A.A
 Base.unsafe_convert(::Type{Ptr{T}}, A::MyVector{T}) where T = Base.unsafe_convert(Ptr{T}, A.A)
 MemoryLayout(::Type{MyVector}) = DenseColumnMajor()
+Base.copy(A::MyVector) = MyVector(copy(A.A))
 
 # These need to test dispatch reduces to ArrayLayouts.mul, etc.
 @testset "LayoutArray" begin
@@ -151,7 +153,7 @@ MemoryLayout(::Type{MyVector}) = DenseColumnMajor()
                     @test_throws MethodError ldiv!(qr(A), MyVector(copy(c)))
                 end
                 @test_throws ErrorException ldiv!(eigen(randn(5,5)), c)
-                @test ArrayLayouts.ldiv!(svd(A.A), copy(c)) ≈ ArrayLayouts.ldiv!(similar(c), svd(A.A), c) ≈ A \ c
+                @test ArrayLayouts.ldiv!(svd(A.A), Vector(c)) ≈ ArrayLayouts.ldiv!(similar(c), svd(A.A), c) ≈ A \ c
                 if VERSION ≥ v"1.8"
                     @test ArrayLayouts.ldiv!(similar(c), transpose(lu(A.A)), copy(c)) ≈ A'\c
                 end
@@ -344,8 +346,10 @@ MemoryLayout(::Type{MyVector}) = DenseColumnMajor()
             S = SymTridiagonal(map(MyVector, (rand(n), rand(n-1)))...)
             T = Tridiagonal(map(MyVector, (rand(n-1), rand(n), rand(n-1)))...)
             DA, BA, SA, TA = map(Array, (D, B, S, T))
-            @test D * B ≈ DA * BA
-            @test B * D ≈ BA * DA
+            if VERSION >= v"1.11"
+                @test D * B ≈ DA * BA
+                @test B * D ≈ BA * DA
+            end
             if VERSION >= v"1.12.0-DEV.824"
                 @test D * S ≈ DA * SA
                 @test D * T ≈ DA * TA
@@ -416,7 +420,7 @@ MemoryLayout(::Type{MyVector}) = DenseColumnMajor()
 
     @testset "dot" begin
         a = MyVector(randn(5))
-        @test dot(a, Zeros(5)) ≡ dot(Zeros(5), a) ≡ 0.0
+        @test dot(a, Zeros(5)) ≡ dot(Zeros(5), a) == 0.0
     end
 
     @testset "layout_getindex scalar" begin