// 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. | |
package main | |
import ( | |
"unsafe" | |
) | |
type Embedded struct { | |
B int | |
} | |
type S[K any] struct { | |
A K | |
Embedded | |
} | |
func showOffsets[K any](d *S[K]) { | |
o1 := unsafe.Offsetof(d.B) | |
o2 := unsafe.Offsetof(d.Embedded) | |
if o1 != o2 { | |
panic("offset mismatch") | |
} | |
} | |
func main() { | |
showOffsets(new(S[int])) | |
} |