gold/testsuite/discard_locals_relocatable_test.c

   1 /* discard_locals_relocatable_test.c -- test --discard-locals/--discard-all -r
   2
   3    Copyright (C) 2010-2017 Free Software Foundation, Inc.
   4    Viktor Kutuzov <vkutuzov@accesssoftek.com>.
   5
   6    This file is part of gold.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  21    MA 02110-1301, USA.
  22
  23    This is a test of a common symbol in the main program and a
  24    versioned symbol in a shared library.  The common symbol in the
  25    main program should override the shared library symbol.  */
  26
  27 /* Note: use GCC -fPIC option to compile this test.  */
  28
  29 /* Local symbol format for generic ELF target.
  30    Use GCC -Wa,-L option to preserve this local symbol
  31    in the output object file. */
  32 asm (".Lshould_be_discarded:");
  33
  34 #ifdef __powerpc__
  35 /* Test wants to keep one local.  Satisfy it.  */
  36 #ifdef __powerpc64__
  37 asm (".reloc 0,R_PPC64_NONE,.LC0");
  38 #else
  39 asm (".reloc 0,R_PPC_NONE,.LC0");
  40 #endif
  41 #endif
  42
  43 extern void print_func (const char* s);
  44
  45 extern int func (void);
  46
  47 int
  48 func (void)
  49 {
  50   print_func ("local string");
  51   return 0;
  52 }