unthunk in diagm

Author: Miha Zgubic

Project.toml

@@ -1,6 +1,6 @@
 name = "ChainRules"
 uuid = "082447d4-558c-5d27-93f4-14fc19e9eca2"
-version = "1.11.1"
+version = "1.11.2"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"

src/rulesets/LinearAlgebra/structured.jl

@@ -95,7 +95,7 @@ end
 
 function _diagm_back(p, ȳ)
     k, v = p
-    d = diag(ȳ, k)[1:length(v)] # handle if diagonal was smaller than matrix
+    d = diag(unthunk(ȳ), k)[1:length(v)] # handle if diagonal was smaller than matrix
     return Tangent{typeof(p)}(second = d)
 end