diff options
Diffstat (limited to 'libsframe/testsuite/libsframe.stacktrace/stacktrace-inline-2.c')
-rw-r--r-- | libsframe/testsuite/libsframe.stacktrace/stacktrace-inline-2.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/libsframe/testsuite/libsframe.stacktrace/stacktrace-inline-2.c b/libsframe/testsuite/libsframe.stacktrace/stacktrace-inline-2.c new file mode 100644 index 0000000..3b0ee91 --- /dev/null +++ b/libsframe/testsuite/libsframe.stacktrace/stacktrace-inline-2.c @@ -0,0 +1,108 @@ +/* Copyright (C) 2022 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* This is only ever run if it is compiled with a new-enough GCC, but + we don't want the compilation to fail if compiled by some other + compiler. */ + +/* This is a revised version of gdb/testsuite/gdb.opt/inline-cmds.c. */ + +#ifdef __GNUC__ +#define ATTR __attribute__((always_inline)) +#else +#define ATTR +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <execinfo.h> +#include "sframe-stacktrace-api.h" + +#define BT_BUF_SIZE 10 + +int x, y; +volatile int z = 0; +volatile int result; + +void noinline(void); + +inline ATTR void outer_inline1(void) +{ + noinline (); +} + +inline ATTR void outer_inline2(void) +{ + outer_inline1 (); +} + +int main (void) +{ /* start of main */ + int val; + + x = 7; + y = 8; + + outer_inline2 (); + + return 0; +} + + +/* funclist for inline-cmds. */ +const char *const func_list[] = +{ + "noinline", + "main" +}; + +inline ATTR void inlined_fn(void) +{ + x += y + z; + + void *buffer[BT_BUF_SIZE]; + char **strings; + /* Call the unwinder to get an array of return addresses. */ + int j, err; + int nptrs = sframe_stacktrace (buffer, BT_BUF_SIZE, &err); + if (nptrs == -1 || nptrs != 2) + { + printf ("SFrame error: %s (%d)\n", sframe_bt_errmsg (err), nptrs); + return; + } + + /* Get these addresses symbolically. */ + strings = backtrace_symbols (buffer, nptrs); + if (strings == NULL) + { + printf ("Error in backtrace_symbols"); + return; + } + + /* Verify the results. */ + for (j = 0; j < nptrs; j++) + if (!strstr (strings[j], func_list[j])) + break; + + free(strings); + printf ("%s: stacktrace with inlined function test 2\n", + (j == nptrs) ? "PASS" : "FAIL"); +} + +void noinline(void) +{ + inlined_fn (); /* inlined */ +} |