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bug514.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. //go:build cgo package main import "runtime/cgo" type iface interface { Get() int } type notInHeap struct { _ cgo.Incomplete i int } type myInt struct { f *notInHeap } func (mi myInt) Get() int { return int(mi.f.i) } type embed struct { *myInt } var val = 1234 var valNotInHeap = notInHeap{i: val} func main() { i := val check(i) mi := myInt{f: &valNotInHeap} check(mi.Get()) ifv := iface(mi) check(ifv.Get()) ifv = iface(&mi) check(ifv.Get()) em := embed{&mi} check(em.Get()) ifv = em check(ifv.Get()) ifv = &em check(ifv.Get()) } func check(v int) { if v != val { panic(v) } }
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