1 # Copyright 2002-2020 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 # Regression test for PR11557. Make sure we don't end up with a stale
17 # register cache just after resuming a thread.
19 if { ![support_displaced_stepping] } {
20 unsupported "displaced stepping"
24 load_lib mi-support.exp
27 proc mi_nonstop_resume { command test } {
28 if { [mi_send_resuming_command $command $test] != 0 } {
29 # If a resume fails, assume non-stop is broken or unsupported
30 # for this target. We have logged a FAIL or UNSUPPORTED; skip
31 # the remaining tests to limit timeouts.
39 standard_testfile ns-stale-regcache.c
41 set options [list debug]
42 if {[gdb_compile "$srcdir/$subdir/$srcfile" \
43 $binfile executable $options] != "" } {
47 save_vars { GDBFLAGS } {
48 append GDBFLAGS " -ex \"set non-stop on\""
49 mi_clean_restart $binfile
52 mi_gdb_test "-gdb-set mi-async 1" ".*"
55 if { [mi_runto_main] < 0 } {
59 # Check that register and stack info don't end up stale after resuming
61 mi_nonstop_resume "exec-continue" "resume thread"
63 mi_gdb_test "-data-evaluate-expression \$pc" \
64 "\\^error,msg=\".*\"" "no stale register cache of resumed thread"
66 mi_gdb_test "-stack-info-frame" \
67 "\\^error,msg=\".*\"" "no stale frame info of resumed thread"
69 # Check that the thread is still running. If the above tests passed,
70 # we want it to be for the right reasons.
71 mi_check_thread_states {"running"} "main thread still running"