Merge branch 'master' into move_to_SciMLBase_backup

Author: ChrisRackauckas

Project.toml

@@ -1,7 +1,7 @@
 name = "SciMLBase"
 uuid = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
-version = "2.111.0"
 authors = ["Chris Rackauckas <[email protected]> and contributors"]
+version = "2.112.0"
 
 [deps]
 ADTypes = "47edcb42-4c32-4615-8424-f2b9edc5f35b"

src/problems/ode_problems.jl

@@ -474,7 +474,7 @@ end
 function SplitODEProblem{iip}(f::SplitFunction, u0, tspan, p = NullParameters();
         kwargs...) where {iip}
     if f._func_cache === nothing && iip
-        _func_cache = DiffCache(u0)
+        _func_cache = typeof(u0) <: AbstractArray{<:Number} ? DiffCache(u0) : u0
         f = remake(f; _func_cache)
     end
     ODEProblem(f, u0, tspan, p, SplitODEProblem{iip}(); kwargs...)