1  /* Verify that program does not crash when LD_DEBUG is set and the program name
       2     is not available.
       3     Copyright (C) 2013-2023 Free Software Foundation, Inc.
       4     This file is part of the GNU C Library.
       5  
       6     The GNU C Library is free software; you can redistribute it and/or
       7     modify it under the terms of the GNU Lesser General Public
       8     License as published by the Free Software Foundation; either
       9     version 2.1 of the License, or (at your option) any later version.
      10  
      11     The GNU C Library is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14     Lesser General Public License for more details.
      15  
      16     You should have received a copy of the GNU Lesser General Public
      17     License along with the GNU C Library; if not, see
      18     <https://www.gnu.org/licenses/>.  */
      19  
      20  extern void foo (void);
      21  
      22  int
      23  do_test (int argc, char **argv)
      24  {
      25    argv[0] = argv[1];
      26    argc--;
      27  
      28    /* This should result in a symbol lookup, causing a volley of debug output
      29       when LD_DEBUG=symbols.  */
      30    foo ();
      31  
      32    return 0;
      33  }
      34  
      35  #define TEST_FUNCTION_ARGV do_test
      36  #include <support/test-driver.c>