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// run
// 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.
// Test that generic interface-interface comparisons resulting from
// value switch statements are handled correctly.
package main
func main() {
f[X](0)
}
type Mer[T any] interface{ M(T) }
type MNer[T any] interface {
Mer[T]
N()
}
type X int
func (X) M(X) {}
func (X) N() {}
func f[T MNer[T]](t T) {
switch Mer[T](t) {
case MNer[T](t):
// ok
default:
panic("FAIL")
}
}
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