1 files changed, 20 insertions, 0 deletions
diff --git a/test/typeparam/issue54302.dir/a.go b/test/typeparam/issue54302.dir/a.go
new file mode 100644
index 0000000..52875ab
--- /dev/null
+++ b/test/typeparam/issue54302.dir/a.go
@@ -0,0 +1,20 @@
+// Copyright 2022 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 a
+
+func A() {
+	B[int](new(G[int]))
+}
+
+func B[T any](iface interface{ M(T) }) {
+	x, ok := iface.(*G[T])
+	if !ok || iface != x {
+		panic("FAIL")
+	}
+}
+
+type G[T any] struct{}
+
+func (*G[T]) M(T) {}