fix downstream

Author: ChrisRackauckas

src/solve.jl

@@ -132,7 +132,8 @@ function get_concrete_problem(prob; kwargs...)
   u0_promote = promote_u0(u0, p, tspan[1])
   tspan_promote = promote_tspan(u0, p, tspan, prob, kwargs)
   if isconcreteu0(prob, tspan[1], kwargs) && typeof(u0_promote) === typeof(u0) &&
-                  prob.tspan == tspan && typeof(tspan) === typeof(tspan_promote)
+                  prob.tspan == tspan && typeof(tspan) === typeof(tspan_promote) &&
+                  p == prob.p
     return prob
   else
     return remake(prob; u0 = u0_promote, p=p, tspan = tspan_promote)

src/zygote.jl

@@ -75,6 +75,16 @@ ZygoteRules.@adjoint numargs(f) = (numargs(f),df->(nothing,))
 ChainRulesCore.rrule(::typeof(numargs),f) = (numargs(f),df->(nothing,))
 
 # Until https://github.com/FluxML/Zygote.jl/issues/664 is fixed
-ZygoteRules.@adjoint function Base.pairs(x::NamedTuple)
-  Base.pairs(x), Δ -> (Δ.data,)
-end
+ZygoteRules.@adjoint function Base.pairs(x::T) where T
+         y = Base.pairs(x)
+         back(dx::NamedTuple) = (dx.data,)
+         function back(dx::Dict)
+           T <: AbstractDict && return (dx,)
+           z = zero(x)
+           for (k,v) in dx
+             z[k] = v
+           end
+           (z,)
+         end
+         y, back
+       end