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# Copyright 2011-2019 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
if [target_info exists gdb,no_hardware_watchpoints] {
return -1
}
if { ![support_displaced_stepping] } {
unsupported "displaced stepping"
return -1
}
load_lib mi-support.exp
set MIFLAGS "-i=mi"
gdb_exit
if {[mi_gdb_start]} {
continue
}
proc mi_nonstop_resume { command test } {
if { [mi_send_resuming_command $command $test] != 0 } {
# If a resume fails, assume non-stop is broken or unsupported
# for this target. We have logged a FAIL or UNSUPPORTED; skip
# the remaining tests to limit timeouts.
return -code continue
}
}
#
# Start here
#
standard_testfile watch-nonstop.c
if {[gdb_compile "$srcdir/$subdir/$srcfile" $binfile executable {debug}] != "" } {
return -1
}
mi_gdb_reinitialize_dir $srcdir/$subdir
mi_gdb_load $binfile
mi_gdb_test "-gdb-set non-stop 1" ".*"
mi_gdb_test "-gdb-set mi-async 1" ".*"
mi_detect_async
if { [mi_run_to_main] < 0 } {
continue
}
# Set a watchpoint.
mi_gdb_test "111-break-watch global" \
"111\\^done,wpt=\{number=\"2\",exp=\"global\"\}" \
"break-watch operation"
# Set the target running.
mi_nonstop_resume "exec-continue" "resume 1"
# Now try deleting the watchpoint. This would fail with "Couldn't
# write debug register: No such process." on GNU/Linux, because we'd
# try to poke at the debug registers of a running thread.
mi_gdb_test "777-break-delete 2" \
"777\\^done" \
"delete watchpoint"
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