From 216ae306eb277a8c175148aa748f33e835611332 Mon Sep 17 00:00:00 2001
From: KDr2 <zhuo@hexoasis.com>
Date: Wed, 26 Jan 2022 00:32:22 +0000
Subject: [PATCH 1/2] track GlobalRef

---
 src/tapedfunction.jl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tapedfunction.jl b/src/tapedfunction.jl
index 9ed039ac..a9043ce2 100644
--- a/src/tapedfunction.jl
+++ b/src/tapedfunction.jl
@@ -34,6 +34,7 @@ end
 val(x) = x
 val(x::Box) = x.val
 val(x::TapedFunction) = x.func
+val(x::GlobalRef) = getproperty(x.mod, x.name)
 box(x) = Box(x)
 box(x::Box) = x
 Base.show(io::IO, box::Box) = print(io, "Box(", box.val, ")")
@@ -247,6 +248,8 @@ function intercept(ir; recorder=:track!)
         elseif Meta.isexpr(st.expr, :new)
             args = st.expr.args
             ir[x] = IRTools.xcall(@__MODULE__, recorder, tape, _new, args...)
+        elseif isa(st.expr, GlobalRef)
+            ir[x] = IRTools.xcall(@__MODULE__, recorder, tape, val, st.expr)
         else
             @warn "Unknown IR code: " st
         end

From 1d83bcd7a22fd05aa574e6e41938af377662474b Mon Sep 17 00:00:00 2001
From: Hong Ge <hg344@cam.ac.uk>
Date: Wed, 26 Jan 2022 08:02:57 +0000
Subject: [PATCH 2/2] Update Project.toml

---
 Project.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Project.toml b/Project.toml
index 49d7ae23..544bc91c 100644
--- a/Project.toml
+++ b/Project.toml
@@ -3,7 +3,7 @@ uuid = "6f1fad26-d15e-5dc8-ae53-837a1d7b8c9f"
 license = "MIT"
 desc = "Tape based task copying in Turing"
 repo = "https://github.com/TuringLang/Libtask.jl.git"
-version = "0.6.4"
+version = "0.6.5"
 
 [deps]
 IRTools = "7869d1d1-7146-5819-86e3-90919afe41df"