diff --git a/src/lowprecarrays.jl b/src/lowprecarrays.jl
index 833f4c9..f376cd5 100644
--- a/src/lowprecarrays.jl
+++ b/src/lowprecarrays.jl
@@ -37,6 +37,7 @@ import LinearAlgebra: generic_matmatmul!
 function generic_matmatmul!(C::AbstractMatrix{Float32}, ta, tb,
     A::Union{LowPrecArray, AbstractMatrix{BFloat16}},
     B::Union{LowPrecArray, AbstractMatrix{BFloat16}})
+    @info "hello"
     generic_matmatmul!(C, ta, tb,
         MatMulView(A), MatMulView(B))
 end
@@ -46,5 +47,6 @@ end
 function LinearAlgebra.BLAS.gemv!(trans::AbstractChar, alpha::Float32,
                                   A::AbstractVecOrMat{Float32}, X::AbstractVector{Float32},
                                   beta::Float32, Y::LowPrecArray)
+                                  @info "hello"
     LinearAlgebra.BLAS.gemv!(trans, alpha, A, X, beta, Y.storage)
 end
diff --git a/test/lowprecarrays.jl b/test/lowprecarrays.jl
new file mode 100644
index 0000000..4faa2e8
--- /dev/null
+++ b/test/lowprecarrays.jl
@@ -0,0 +1,22 @@
+@testset "lowprecarrays" begin
+    A = rand(Float32, 10,10)
+    lpA = LowPrecArray(A)
+
+    @test lpA isa LowPrecArray
+    @test size(A) == size(lpA)
+
+   lpA[3] = 4
+    @test lpA[3] == A[3]
+
+    a = BFloat16s.ExpandingBFloat16(1f0)
+    b = BFloat16s.ExpandingBFloat16(1f0)
+
+    @test a isa BFloat16s.ExpandingBFloat16
+    @test a.a isa BFloat16
+
+    B = LowPrecArray(rand(Float32, 10,10))
+    C = LowPrecArray(rand(Float32, 10,10))
+
+    lpA .= B*C
+
+end # @testset "lowprecarrays"
\ No newline at end of file