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jeremybenn |
# Copyright 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see .
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if [target_info exists gdb,nosignals] {
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verbose "Skipping relativedebug.exp because of nosignals."
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continue
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}
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if $tracelevel then {
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strace $tracelevel
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}
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set testfile relativedebug
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
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untested "Couldn't compile test program"
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return -1
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}
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# Get things started.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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runto_main
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# pause () -> SIGALRM -> handler () -> abort ()
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gdb_test "continue" "Program received signal SIGABRT.*"
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# Backtracing through pause broke if glibc has been prelinked,
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# because the separate debug files in /usr/lib/debug had different
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# base addresses.
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# incorrect (#6):
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# (gdb) bt
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# #0 0x00325402 in __kernel_vsyscall ()
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# #1 0x00718f20 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
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# #2 0x0071a801 in *__GI_abort () at abort.c:88
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# #3 0x0804841f in handler (signo=14) at ./gdb.base/relativedebug.c:27
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# #4
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# #5 0x00325402 in __kernel_vsyscall ()
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# #6 0x0077ebc6 in ?? () from /lib/i686/nosegneg/libc.so.6
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# #7 0x08048455 in main () at ./gdb.base/relativedebug.c:34
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# (gdb)
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# correct (#6):
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# (gdb) bt
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# #0 0x00b33402 in __kernel_vsyscall ()
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# #1 0x00718f20 in *__GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
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# #2 0x0071a801 in *__GI_abort () at abort.c:88
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# #3 0x0804841f in handler (signo=14) at ./gdb.base/relativedebug.c:27
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# #4
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# #5 0x00b33402 in __kernel_vsyscall ()
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# #6 0x0077ebc6 in __pause_nocancel () from /lib/i686/nosegneg/libc.so.6
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# #7 0x08048455 in main () at ./gdb.base/relativedebug.c:34
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# (gdb)
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gdb_test "bt" \
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".*\[^a-zA-Z\]pause\[^a-zA-Z\].*" \
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"pause found in backtrace"
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