go issue46903 源码
golang issue46903 代码
文件路径：/test/fixedbugs/issue46903.go
// run
//go:build goexperiment.unified
// +build goexperiment.unified
// TODO(mdempsky): Enable test unconditionally. This test should pass
// for non-unified mode too.
// 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
//go:notinheap
type A struct{ B }
type B struct{ x byte }
type I interface{ M() *B }
func (p *B) M() *B { return p }
var (
a A
i I = &a
)
func main() {
got, want := i.M(), &a.B
if got != want {
println(got, "!=", want)
panic("FAIL")
}
}
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