1// Copyright 2015 The Go Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style 3// license that can be found in the LICENSE file. 4 5package main 6 7/* 8#include <stdint.h> 9 10void f(int32_t *p, int n) { 11 int i; 12 13 for (i = 0; i < n; i++) { 14 p[i] = (int32_t)i; 15 } 16} 17*/ 18import "C" 19 20import ( 21 "fmt" 22 "os" 23 "unsafe" 24) 25 26func main() { 27 a := make([]int32, 10) 28 C.f((*C.int32_t)(unsafe.Pointer(&a[0])), C.int(len(a))) 29 for i, v := range a { 30 if i != int(v) { 31 fmt.Printf("bad %d: %v\n", i, a) 32 os.Exit(1) 33 } 34 } 35} 36