1# Copyright 2005-2023 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# Regression test for a bug where GDB would misbehave (most likely 17# crash) if you ran the "nosharelibrary" command, continued execution, 18# and then the program hit the shared library event breakpoint. GDB 19# would deference a dangling solib event probe pointer. 20 21standard_testfile 22 23if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} { 24 return -1 25} 26 27if {$use_gdb_stub && [target_info exists gdb,do_reload_on_run]} { 28 # This is the path taken by gdbserver "target remote" boards. 29 if { [gdb_reload] != 0 } { 30 untested "could not run to initial instruction" 31 return 32 } 33 pass "stopped at entry" 34} else { 35 if { [gdb_starti_cmd] < 0 } { 36 untested "could not run to initial instruction" 37 return 38 } 39 gdb_test "" "Program stopped.*" "stopped at entry" 40} 41 42# The program should stop at the first instruction, before the shared 43# library event breakpoint is first hit. On systems where probes are 44# present in the dynamic linker, such as GNU/Linux, discarding all 45# shared libraries discards such probes too. The probes-based 46# interface can no longer be used. 47gdb_test_no_output "nosharedlibrary" 48 49# Continue to main(), past the solib event. 50gdb_breakpoint main 51gdb_continue_to_breakpoint "main" 52