From 4d4217f0c16ef14aa1f38ff7cf88c98755bb8ddd Mon Sep 17 00:00:00 2001
From: Jinzhu <wosmvp@gmail.com>
Date: Tue, 20 Apr 2021 10:43:06 +0800
Subject: [PATCH] reflect: fix stack overflow panic when using
 haveIdenticalUnderlyingType

---
 src/reflect/type.go | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/reflect/type.go b/src/reflect/type.go
index 1782878f86..d50559e933 100644
--- a/src/reflect/type.go
+++ b/src/reflect/type.go
@@ -1599,7 +1599,7 @@ func haveIdenticalType(T, V Type, cmpTags bool) bool {
 		return T == V
 	}
 
-	if T.Name() != V.Name() || T.Kind() != V.Kind() {
+	if T.Name() != V.Name() || T.Kind() != V.Kind() || T.PkgPath() != V.PkgPath() {
 		return false
 	}
 
@@ -1679,9 +1679,6 @@ func haveIdenticalUnderlyingType(T, V *rtype, cmpTags bool) bool {
 			if tf.name.name() != vf.name.name() {
 				return false
 			}
-			if tf.typ.Kind() != Struct && tf.typ.str != vf.typ.str {
-				return false
-			}
 			if !haveIdenticalType(tf.typ, vf.typ, cmpTags) {
 				return false
 			}