From 8ebc92ba9fdf68bce323e776b78517ec823155d4 Mon Sep 17 00:00:00 2001
From: DhairyaLGandhi <dhairya@juliacomputing.com>
Date: Wed, 11 Jun 2025 14:47:17 +0530
Subject: [PATCH] chore: add symmteric accum method for empty gradients

---
 src/lib/lib.jl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/lib/lib.jl b/src/lib/lib.jl
index 81863a0b6..696f1fcb8 100644
--- a/src/lib/lib.jl
+++ b/src/lib/lib.jl
@@ -16,6 +16,7 @@ accum(x, y, zs...) = accum(accum(x, y), zs...)
 accum(x::Tuple, ys::Tuple...) = map(accum, x, ys...)
 accum(x::AbstractArray, ys::AbstractArray...) = Base.broadcast_preserving_zero_d(accum, x, ys...)
 accum(::Tuple{}, ::NamedTuple{}) = ()
+accum(::NamedTuple{}, ::Tuple{}) = ()
 
 @generated function accum(x::NamedTuple, y::NamedTuple)
   # assumes that y has no keys apart from those also in x