mirror of
https://github.com/tobast/libunwind-eh_elf.git
synced 2024-12-11 23:17:39 +01:00
151 lines
4.9 KiB
C
151 lines
4.9 KiB
C
/* libunwind - a platform-independent unwind library
|
|
Copyright (C) 2003 Hewlett-Packard Co
|
|
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
|
|
|
|
This file is part of libunwind.
|
|
|
|
Copyright (c) 2003 Hewlett-Packard Co.
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining
|
|
a copy of this software and associated documentation files (the
|
|
"Software"), to deal in the Software without restriction, including
|
|
without limitation the rights to use, copy, modify, merge, publish,
|
|
distribute, sublicense, and/or sell copies of the Software, and to
|
|
permit persons to whom the Software is furnished to do so, subject to
|
|
the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be
|
|
included in all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
|
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
|
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#if HAVE_EXECINFO_H
|
|
# include <execinfo.h>
|
|
#else
|
|
extern int backtrace (void **, int);
|
|
#endif
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#define UNW_LOCAL_ONLY /* must define this for consistency with backtrace() */
|
|
#include <libunwind.h>
|
|
|
|
int verbose;
|
|
|
|
int
|
|
f257 (void)
|
|
{
|
|
void *buffer[300];
|
|
int i, n;
|
|
|
|
if (verbose)
|
|
printf ("First backtrace:\n");
|
|
n = backtrace (buffer, 300);
|
|
if (verbose)
|
|
for (i = 0; i < n; ++i)
|
|
printf ("[%d] ip=%p\n", i, buffer[i]);
|
|
|
|
unw_flush_cache (unw_local_addr_space, 0, 0);
|
|
|
|
if (verbose)
|
|
printf ("\nSecond backtrace:\n");
|
|
n = backtrace (buffer, 300);
|
|
if (verbose)
|
|
for (i = 0; i < n; ++i)
|
|
printf ("[%d] ip=%p\n", i, buffer[i]);
|
|
return 0;
|
|
}
|
|
|
|
#define F(n,m) \
|
|
int \
|
|
f##n (void) \
|
|
{ \
|
|
return f##m (); \
|
|
}
|
|
|
|
/* Here, we rely on the fact that the script-cache's hash-table is 256
|
|
entries big. With 257 functions, we're guaranteed to get at least
|
|
one hash-collision. */
|
|
F(256,257) F(255,256) F(254,255) F(253,254)
|
|
F(252,253) F(251,252) F(250,251) F(249,250)
|
|
F(248,249) F(247,248) F(246,247) F(245,246)
|
|
F(244,245) F(243,244) F(242,243) F(241,242)
|
|
F(240,241) F(239,240) F(238,239) F(237,238)
|
|
F(236,237) F(235,236) F(234,235) F(233,234)
|
|
F(232,233) F(231,232) F(230,231) F(229,230)
|
|
F(228,229) F(227,228) F(226,227) F(225,226)
|
|
F(224,225) F(223,224) F(222,223) F(221,222)
|
|
F(220,221) F(219,220) F(218,219) F(217,218)
|
|
F(216,217) F(215,216) F(214,215) F(213,214)
|
|
F(212,213) F(211,212) F(210,211) F(209,210)
|
|
F(208,209) F(207,208) F(206,207) F(205,206)
|
|
F(204,205) F(203,204) F(202,203) F(201,202)
|
|
F(200,201) F(199,200) F(198,199) F(197,198)
|
|
F(196,197) F(195,196) F(194,195) F(193,194)
|
|
F(192,193) F(191,192) F(190,191) F(189,190)
|
|
F(188,189) F(187,188) F(186,187) F(185,186)
|
|
F(184,185) F(183,184) F(182,183) F(181,182)
|
|
F(180,181) F(179,180) F(178,179) F(177,178)
|
|
F(176,177) F(175,176) F(174,175) F(173,174)
|
|
F(172,173) F(171,172) F(170,171) F(169,170)
|
|
F(168,169) F(167,168) F(166,167) F(165,166)
|
|
F(164,165) F(163,164) F(162,163) F(161,162)
|
|
F(160,161) F(159,160) F(158,159) F(157,158)
|
|
F(156,157) F(155,156) F(154,155) F(153,154)
|
|
F(152,153) F(151,152) F(150,151) F(149,150)
|
|
F(148,149) F(147,148) F(146,147) F(145,146)
|
|
F(144,145) F(143,144) F(142,143) F(141,142)
|
|
F(140,141) F(139,140) F(138,139) F(137,138)
|
|
F(136,137) F(135,136) F(134,135) F(133,134)
|
|
F(132,133) F(131,132) F(130,131) F(129,130)
|
|
F(128,129) F(127,128) F(126,127) F(125,126)
|
|
F(124,125) F(123,124) F(122,123) F(121,122)
|
|
F(120,121) F(119,120) F(118,119) F(117,118)
|
|
F(116,117) F(115,116) F(114,115) F(113,114)
|
|
F(112,113) F(111,112) F(110,111) F(109,110)
|
|
F(108,109) F(107,108) F(106,107) F(105,106)
|
|
F(104,105) F(103,104) F(102,103) F(101,102)
|
|
F(100,101) F(99,100) F(98,99) F(97,98)
|
|
F(96,97) F(95,96) F(94,95) F(93,94)
|
|
F(92,93) F(91,92) F(90,91) F(89,90)
|
|
F(88,89) F(87,88) F(86,87) F(85,86)
|
|
F(84,85) F(83,84) F(82,83) F(81,82)
|
|
F(80,81) F(79,80) F(78,79) F(77,78)
|
|
F(76,77) F(75,76) F(74,75) F(73,74)
|
|
F(72,73) F(71,72) F(70,71) F(69,70)
|
|
F(68,69) F(67,68) F(66,67) F(65,66)
|
|
F(64,65) F(63,64) F(62,63) F(61,62)
|
|
F(60,61) F(59,60) F(58,59) F(57,58)
|
|
F(56,57) F(55,56) F(54,55) F(53,54)
|
|
F(52,53) F(51,52) F(50,51) F(49,50)
|
|
F(48,49) F(47,48) F(46,47) F(45,46)
|
|
F(44,45) F(43,44) F(42,43) F(41,42)
|
|
F(40,41) F(39,40) F(38,39) F(37,38)
|
|
F(36,37) F(35,36) F(34,35) F(33,34)
|
|
F(32,33) F(31,32) F(30,31) F(29,30)
|
|
F(28,29) F(27,28) F(26,27) F(25,26)
|
|
F(24,25) F(23,24) F(22,23) F(21,22)
|
|
F(20,21) F(19,20) F(18,19) F(17,18)
|
|
F(16,17) F(15,16) F(14,15) F(13,14)
|
|
F(12,13) F(11,12) F(10,11) F(9,10)
|
|
F(8,9) F(7,8) F(6,7) F(5,6)
|
|
F(4,5) F(3,4) F(2,3) F(1,2)
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
if (argc > 1 && strcmp (argv[1], "-v") == 0)
|
|
verbose = 1;
|
|
|
|
return f1 ();
|
|
}
|