go source for verification 2026-05-22

test/fixedbugs/issue65362.go

@@ -0,0 +1,31 @@
+// compile
+
+// Copyright 2024 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 Vector[V any] interface {
+	ReadVector[V]
+}
+
+type ReadVector[V any] interface {
+	Comparisons[ReadVector[V], Vector[V]]
+}
+
+type Comparisons[RV, V any] interface {
+	Diff(RV) V
+}
+
+type VectorImpl[V any] struct{}
+
+func (*VectorImpl[V]) Diff(ReadVector[V]) (_ Vector[V]) {
+	return
+}
+
+func main() {
+	var v1 VectorImpl[int]
+	var v2 Vector[int]
+	_ = v1.Diff(v2)
+}