From 1d221a3565769ec1f01a0b672a9f2766b05fd6b4 Mon Sep 17 00:00:00 2001
From: Brian Chen <ToucheSir@users.noreply.github.com>
Date: Tue, 24 Oct 2023 12:20:42 -0700
Subject: [PATCH] Test changes from
 https://github.com/FluxML/ZygoteRules.jl/pull/26

---
 src/Zygote.jl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/Zygote.jl b/src/Zygote.jl
index 64564ad7f..b995a2932 100644
--- a/src/Zygote.jl
+++ b/src/Zygote.jl
@@ -6,6 +6,11 @@ using LinearAlgebra: copytri!, AbstractTriangular
 import ZygoteRules: @adjoint, @adjoint!, AContext, adjoint, _pullback, pullback,
   literal_getproperty, literal_getfield, unthunk_tangent
 
+ZygoteRules.gradtuple0(::Tuple{Vararg{Nothing}}) = nothing
+ZygoteRules.gradtuple1(::Tuple{Vararg{Nothing}}) = nothing
+ZygoteRules.gradtuple2(::Tuple{Vararg{Nothing}}) = nothing
+ZygoteRules.gradtuple3(::Tuple{Vararg{Nothing}}) = nothing
+
 using ChainRulesCore
 using ChainRules: ChainRules, rrule, unthunk, canonicalize
 using IRTools