Even more vals fun

Author: kshyatt

src/implementations/svd.jl

@@ -270,6 +270,14 @@ function svd_compact!(A, USVᴴ, alg::DiagonalAlgorithm)
 end
 function svd_vals!(A::AbstractMatrix, S, alg::DiagonalAlgorithm)
     check_input(svd_vals!, A, S, alg)
+    m, n = size(A)
+    minmn = min(m, n)
+    if minmn == 0
+        one!(U)
+        zero!(S)
+        one!(Vᴴ)
+        return USVᴴ
+    end
     Ad = diagview(A)
     S .= abs.(Ad)
     sort!(S; rev = true)