include review comment

Author: dkarrasch

src/LinearMaps.jl

@@ -82,11 +82,11 @@ _combine(A::LinearMap, B::LinearMap) = tuple(A, B)
 _combine(A::LinearMap, Bs::LinearMapTuple) = tuple(A, Bs...)
 _combine(As::LinearMapTuple, B::LinearMap) = tuple(As..., B)
 _combine(As::LinearMapTuple, Bs::LinearMapTuple) = tuple(As..., Bs...)
-_combine(A::LinearMap, Bs::LinearMapVector) = vcat(A, Bs...)
-_combine(As::LinearMapVector, B::LinearMap) = vcat(As..., B)
-_combine(As::LinearMapVector, Bs::LinearMapTuple) = vcat(As..., Bs...)
-_combine(As::LinearMapTuple, Bs::LinearMapVector) = vcat(As..., Bs...)
-_combine(As::LinearMapVector, Bs::LinearMapVector) = vcat(As..., Bs...)
+_combine(A::LinearMap, Bs::LinearMapVector) = vcat(A, Bs)
+_combine(As::LinearMapVector, B::LinearMap) = vcat(As, B)
+_combine(As::LinearMapVector, Bs::LinearMapTuple) = vcat(As, Bs...)
+_combine(As::LinearMapTuple, Bs::LinearMapVector) = vcat(As..., Bs)
+_combine(As::LinearMapVector, Bs::LinearMapVector) = vcat(As, Bs)
 
 # The (internal) multiplication logic is as follows:
 #  - `*(A, x)` calls `mul!(y, A, x)` for appropriately-sized y