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// 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 Mer interface{ M() }
func F[T Mer](expectPanic bool) {
defer func() {
err := recover()
if (err != nil) != expectPanic {
print("FAIL: (", err, " != nil) != ", expectPanic, "\n")
}
}()
var t T
T.M(t)
}
type MyMer int
func (MyMer) M() {}
func main() {
F[Mer](true)
F[struct{ Mer }](true)
F[*struct{ Mer }](true)
F[MyMer](false)
F[*MyMer](true)
F[struct{ MyMer }](false)
F[struct{ *MyMer }](true)
F[*struct{ MyMer }](true)
F[*struct{ *MyMer }](true)
}
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