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Diffstat (limited to 'debug/tst-backtrace2.c')
-rw-r--r-- | debug/tst-backtrace2.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/debug/tst-backtrace2.c b/debug/tst-backtrace2.c deleted file mode 100644 index 86f88dee82..0000000000 --- a/debug/tst-backtrace2.c +++ /dev/null @@ -1,103 +0,0 @@ -/* Test backtrace and backtrace_symbols. - Copyright (C) 2009-2017 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 - <http://www.gnu.org/licenses/>. */ - -#include <execinfo.h> -#include <search.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "tst-backtrace.h" - -/* The backtrace should include at least f1, f2, f3, and do_test. */ -#define NUM_FUNCTIONS 4 - -NO_INLINE void -fn1 (void) -{ - void *addresses[NUM_FUNCTIONS]; - char **symbols; - int n; - int i; - - /* Get the backtrace addresses. */ - n = backtrace (addresses, sizeof (addresses) / sizeof (addresses[0])); - printf ("Obtained backtrace with %d functions\n", n); - /* Check that there are at least four functions. */ - if (n < NUM_FUNCTIONS) - { - FAIL (); - return; - } - /* Convert them to symbols. */ - symbols = backtrace_symbols (addresses, n); - /* Check that symbols were obtained. */ - if (symbols == NULL) - { - FAIL (); - return; - } - for (i = 0; i < n; ++i) - printf ("Function %d: %s\n", i, symbols[i]); - /* Check that the function names obtained are accurate. */ - if (!match (symbols[0], "fn1")) - { - FAIL (); - return; - } - /* Symbol names are not available for static functions, so we do not - check f2. */ - if (!match (symbols[2], "fn3")) - { - FAIL (); - return; - } - /* Symbol names are not available for static functions, so we do not - check do_test. */ -} - -NO_INLINE int -fn2 (void) -{ - fn1 (); - /* Prevent tail calls. */ - return x; -} - -NO_INLINE int -fn3 (void) -{ - fn2(); - /* Prevent tail calls. */ - return x; -} - -NO_INLINE int -do_test (void) -{ - /* Test BZ #18084. */ - void *buffer[1]; - - if (backtrace (buffer, 0) != 0) - FAIL (); - - fn3 (); - return ret; -} - -#include <support/test-driver.c> |