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213516ef 1# Copyright 2022-2023 Free Software Foundation, Inc.
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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# Test "until LINE", started in the "main()" frame, where the until
17# command runs into a longjmp that lands in a frame that is inner than
18# main. GDB internally intercepts the longjmp, sets a breakpoint at
19# the jump destination, and once there, decides whether to stop or
20# ignore the breakpoint hit depending on whether the initiating frame
21# is present on the frame chain. GDB used to have a bug where it
22# recorded the frame of the caller of main instead of the frame of
23# main as the initiating frame, and then later on when deciding
24# whether the longjmp landed somewhere inner than main, since
25# unwinding normally stops at main, GDB would fail to find the
26# initiating frame.
27
28standard_testfile
29
30if {[prepare_for_testing "failed to prepare" ${testfile} ${srcfile}]} {
31 return
32}
33
34if {![runto_main]} {
35 return
36}
37
38delete_breakpoints
39
40set until_to_line [gdb_get_line_number "until to here"]
41
42gdb_test "until $until_to_line" \
43 " until to here .*" \
44 "until \$line, in main"