go 14 源码
golang 14 代码
文件路径：/test/typeparam/mdempsky/14.go
// run
// 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
// Zero returns the zero value of T
func Zero[T any]() (_ T) {
return
}
type AnyInt[X any] int
func (AnyInt[X]) M() {
var have interface{} = Zero[X]()
var want interface{} = Zero[MyInt]()
if have != want {
println("FAIL")
}
}
type I interface{ M() }
type MyInt int
type U = AnyInt[MyInt]
var x = U(0)
var i I = x
func main() {
x.M()
U.M(x)
(*U).M(&x)
i.M()
I.M(x)
}
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