go/test/fixedbugs/issue4909a.go
Emmanuel Odeke 53fd522c0d all: make copyright headers consistent with one space after period
Follows suit with https://go-review.googlesource.com/#/c/20111.

Generated by running
$ grep -R 'Go Authors.  All' * | cut -d":" -f1 | while read F;do perl -pi -e 's/Go
Authors.  All/Go Authors. All/g' $F;done

The code in cmd/internal/unvendor wasn't changed.

Fixes #15213

Change-Id: I4f235cee0a62ec435f9e8540a1ec08ae03b1a75f
Reviewed-on: https://go-review.googlesource.com/21819
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2016-05-02 13:43:18 +00:00

36 lines
761 B
Go

// errorcheck
// Copyright 2013 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.
// Issue 4909: compiler incorrectly accepts unsafe.Offsetof(t.x)
// where x is a field of an embedded pointer field.
package p
import (
"unsafe"
)
type T struct {
A int
*B
}
func (t T) Method() {}
type B struct {
X, Y int
}
var t T
var p *T
const N1 = unsafe.Offsetof(t.X) // ERROR "indirection"
const N2 = unsafe.Offsetof(p.X) // ERROR "indirection"
const N3 = unsafe.Offsetof(t.B.X) // valid
const N4 = unsafe.Offsetof(p.B.X) // valid
const N5 = unsafe.Offsetof(t.Method) // ERROR "method value"
const N6 = unsafe.Offsetof(p.Method) // ERROR "method value"