glibc/elf/tst-null-argv.c

37 lines
1.2 KiB
C

/* Verify that program does not crash when LD_DEBUG is set and the program name
is not available.
Copyright (C) 2013-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
extern void foo (void);
int
do_test (int argc, char **argv)
{
argv[0] = argv[1];
argc--;
/* This should result in a symbol lookup, causing a volley of debug output
when LD_DEBUG=symbols. */
foo ();
return 0;
}
#define TEST_FUNCTION_ARGV do_test
#include <support/test-driver.c>