From d3a75cb56937d687a66c8710e40c2da6223db0c3 Mon Sep 17 00:00:00 2001
From: Christoffer Quist Adamsen <christofferqa@google.com>
Date: Thu, 5 Aug 2021 09:18:32 +0200
Subject: [PATCH] Retain generic signature of TypeToken with R8 version 3.0 and
 higher

---
 examples/android-proguard-example/proguard.cfg | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/examples/android-proguard-example/proguard.cfg b/examples/android-proguard-example/proguard.cfg
index e0e0a97f..95f31ec6 100644
--- a/examples/android-proguard-example/proguard.cfg
+++ b/examples/android-proguard-example/proguard.cfg
@@ -25,4 +25,8 @@
   @com.google.gson.annotations.SerializedName <fields>;
 }
 
+# Retain generic signatures of TypeToken and its subclasses with R8 version 3.0 and higher.
+-keep,allowobfuscation,allowshrinking class com.google.gson.reflect.TypeToken
+-keep,allowobfuscation,allowshrinking class * extends com.google.gson.reflect.TypeToken
+
 ##---------------End: proguard configuration for Gson  ----------