1 # Copyright 2009-2020 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 when a thread other than the main thread execs, and the
17 # main thread was stopped due to user request, the new incarnation of
18 # the main thread doesn't just silently stop at the first internal
19 # breakpoint (usually the _dl_debug_state breakpoint).
21 if { ![support_displaced_stepping] } {
22 unsupported "displaced stepping"
26 load_lib mi-support.exp
32 standard_testfile nsthrexec.c
34 set options [list debug]
35 if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {
39 save_vars { GDBFLAGS } {
40 append GDBFLAGS " -ex \"set non-stop on\""
41 mi_clean_restart $binfile
44 mi_gdb_test "-gdb-set mi-async 1" ".*"
47 if { [mi_runto_main] < 0 } {
51 mi_create_breakpoint thread_execler \
52 "breakpoint at thread_execler" \
53 -number 2 -function thread_execler
55 # All threads should stop, except the main thread.
56 mi_send_resuming_command "exec-continue --all" "resume all"
57 mi_expect_stop "breakpoint-hit" "thread_execler" "\[^\n\]*" "$srcfile" \
58 "\[0-9\]*" {"" "disp=\"keep\""} "stop at thread_execler"
60 mi_check_thread_states \
61 {"running" "stopped"} \
62 "thread state, execler stopped, main running"
64 mi_gdb_test "200-exec-interrupt --thread 1" "200\\^done" "interrupt main thread"
65 mi_expect_interrupt "main thread interrupted"
67 mi_check_thread_states {"stopped" "stopped"} "thread state, all stopped"
69 # now that we know about all the threads, we can get rid of the breakpoints
72 mi_create_breakpoint main \
73 "breakpoint at main" \
77 # Now resume the execler thread. Eventually, it execs.
78 mi_send_resuming_command "exec-continue --thread 2" "resume execler thread"
80 # Check that the main thread passes by the _dl_debug_state internal
81 # breakpoint without silently stopping.
82 mi_expect_stop "breakpoint-hit" "main" "\[^\n\]*" "$srcfile" \
83 "\[0-9\]*" {"" "disp=\"keep\""} "stop at main after exec"