1 # Copyright 2014-2024 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Test that removing a single-step breakpoint that is placed at the
17 # same address as another regular breakpoint leaves the regular
18 # breakpoint inserted.
21 set executable ${testfile}
23 if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
31 gdb_breakpoint [gdb_get_line_number "set foo break here"]
32 gdb_continue_to_breakpoint "first breakpoint" ".* set foo break here .*"
34 # Get the address of the next instruction and set a breakpoint there.
36 set test "disassemble main"
37 gdb_test_multiple $test $test {
38 -re ".*=> $hex <\\+$decimal>:\[^\r\n\]+\r\n ($hex) .*$gdb_prompt $" {
39 set next_insn_addr $expect_out(1,string)
44 if { $next_insn_addr == "" } {
48 gdb_test "b *$next_insn_addr" "Breakpoint .*" "set breakpoint on address"
50 # So that GDB doesn't try to remove the regular breakpoint when the
52 gdb_test_no_output "set breakpoint always-inserted on"
54 # On software single-step targets, this step will want to momentarily
55 # place a single-step breakpoint over the bar breakpoint, and then
56 # remove it. But, a regular breakpoint is planted there already, and
57 # with always-inserted on, should remain planted when the step
59 gdb_test "si" "Breakpoint .*"
61 # If the breakpoint is still correctly inserted, then this jump should
62 # re-trigger it. Otherwise, GDB will lose control and the program
63 # will exit. See PR breakpoints/17000.
64 gdb_test "jump *\$pc" "Breakpoint .*"