diff --git a/test/typeparam/issue48344.go b/test/typeparam/issue48344.go
new file mode 100644
index 00000000000..7ea539cfccb
--- /dev/null
+++ b/test/typeparam/issue48344.go
@@ -0,0 +1,26 @@
+// run -gcflags=-G=3
+
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+type G[T any] interface {
+	g()
+}
+
+type Foo[T any] struct {
+}
+
+func (foo *Foo[T]) g() {
+
+}
+
+func f[T any]() {
+	v := []G[T]{}
+	v = append(v, &Foo[T]{})
+}
+func main() {
+	f[int]()
+}