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# Copyright (C) 2014-2021 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/>.
# Test that when a step-over lands on a breakpoint, that breakpoint
# hit is reported.
standard_testfile
set executable ${testfile}
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
executable [list debug "incdir=${objdir}"]] != "" } {
return -1
}
# The test proper. DISPLACED is true if we should try with displaced
# stepping. COMMAND is the execution command to test.
proc do_test {displaced command} {
global executable
with_test_prefix "displaced=$displaced: $command" {
clean_restart $executable
if ![runto_main] {
continue
}
gdb_test_no_output "set displaced-stepping $displaced"
set line [gdb_get_line_number "set wait-thread breakpoint here"]
if { ![gdb_breakpoint $line] } {
return
}
gdb_continue_to_breakpoint "run to wait-thread breakpoint"
gdb_test "info threads" "\\\* 1 .* 2 .*" "info threads shows all threads"
gdb_test_no_output "set scheduler-locking on"
delete_breakpoints
gdb_breakpoint [gdb_get_line_number "set breakpoint child here"]
gdb_test "thread 2" "Switching to .*"
gdb_continue_to_breakpoint "run to breakpoint in thread 2"
gdb_test "p counter = 0" " = 0" "unbreak loop in thread 2"
# Set a breakpoint exactly where the step-over will land.
gdb_breakpoint [gdb_get_line_number "breakpoint after step-over here"]
# Switch back to thread 1 and disable scheduler locking.
gdb_test "thread 1" "Switching to .*"
gdb_test_no_output "set scheduler-locking off"
# Thread 2 is still stopped at a breakpoint that needs to be
# stepped over. However, right where the step-over lands
# there's another breakpoint installed, which should trap and
# be reported to the user.
gdb_test "$command" "step-over here.*"
}
}
foreach displaced { "off" "on" } {
if { $displaced != "off" && ![support_displaced_stepping] } {
continue
}
# Cover both stepping and non-stepping execution commands.
foreach command { "step" "next" "continue" } {
do_test $displaced $command
}
}
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