ld64-134.9/unit-tests/test-cases/section-labels-zero-fill/both.c

   1 /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
   2  *
   3  * Copyright (c) 2009 Apple Inc. All rights reserved.
   4  *
   5  * @APPLE_LICENSE_HEADER_START@
   6  *
   7  * This file contains Original Code and/or Modifications of Original Code
   8  * as defined in and that are subject to the Apple Public Source License
   9  * Version 2.0 (the 'License'). You may not use this file except in
  10  * compliance with the License. Please obtain a copy of the License at
  11  * http://www.opensource.apple.com/apsl/ and read it before using this
  12  * file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  19  * Please see the License for the specific language governing rights and
  20  * limitations under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 #include <stdio.h>
  25
  26
  27 extern int  bss_start  __asm("section$start$__DATA$__bss");
  28 extern int  bss_end    __asm("section$end$__DATA$__bss");
  29 extern int  common_start  __asm("section$start$__DATA$__common");
  30 extern int  common_end    __asm("section$end$__DATA$__common");
  31
  32 int mycommon[2];
  33 static int mybss[2];
  34
  35 int main()
  36 {
  37         mybss[0] = 0;
  38         printf("bss start = %p\n", &bss_start);
  39         printf("bss end = %p\n", &bss_end);
  40         printf("common start = %p\n", &common_start);
  41         printf("common end = %p\n", &common_end);
  42         return 0;
  43 }