github.com/traefik/yaegi@v0.15.1/_test/unsafe6.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"unsafe"
     6  )
     7  
     8  type S struct {
     9  	X int
    10  	Y int
    11  	Z int
    12  }
    13  
    14  func main() {
    15  	x := S{Z: 5}
    16  	ptr := unsafe.Pointer(&x)
    17  	offset := int(unsafe.Offsetof(x.Z))
    18  	p := unsafe.Add(ptr, offset)
    19  
    20  	i := *(*int)(p)
    21  
    22  	fmt.Println(i)
    23  }