mirror of
https://github.com/golang/go
synced 2024-11-24 15:40:09 -07:00
53fd522c0d
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>
45 lines
945 B
Go
45 lines
945 B
Go
// Copyright 2014 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 cgotest
|
|
|
|
/*
|
|
#include <stdint.h>
|
|
|
|
typedef struct {
|
|
char x;
|
|
long y;
|
|
} __attribute__((__packed__)) misaligned;
|
|
|
|
int
|
|
offset7560(void)
|
|
{
|
|
return (uintptr_t)&((misaligned*)0)->y;
|
|
}
|
|
*/
|
|
import "C"
|
|
|
|
import (
|
|
"reflect"
|
|
"testing"
|
|
)
|
|
|
|
func test7560(t *testing.T) {
|
|
// some mingw don't implement __packed__ correctly.
|
|
if C.offset7560() != 1 {
|
|
t.Skip("C compiler did not pack struct")
|
|
}
|
|
|
|
// C.misaligned should have x but then a padding field to get to the end of the struct.
|
|
// There should not be a field named 'y'.
|
|
var v C.misaligned
|
|
rt := reflect.TypeOf(&v).Elem()
|
|
if rt.NumField() != 2 || rt.Field(0).Name != "x" || rt.Field(1).Name != "_" {
|
|
t.Errorf("unexpected fields in C.misaligned:\n")
|
|
for i := 0; i < rt.NumField(); i++ {
|
|
t.Logf("%+v\n", rt.Field(i))
|
|
}
|
|
}
|
|
}
|