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# Copyright (C) 2013-2015 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/>.
#
# Verify that a thread-specific breakpoint is deleted when the
# corresponding thread is gone.
standard_testfile
if {[gdb_compile_pthreads \
"${srcdir}/${subdir}/${srcfile}" \
"${binfile}" executable {debug} ] != "" } {
return -1
}
clean_restart ${binfile}
# Extract and return the thread ID of the thread stopped at function
# FUNC.
proc get_thread_id {func} {
global gdb_prompt
set thre -1
set test "get $func thread id"
gdb_test_multiple "info threads" $test {
-re "(\[0-9\]+)\[^\n\r\]*Thread\[^\n\r\]*$func.*$gdb_prompt $" {
# Get the thread's id.
set thre $expect_out(1,string)
pass $test
}
}
return $thre
}
proc check_thread_specific_breakpoint {mode} {
with_test_prefix "$mode" {
global gdb_prompt
if ![runto_main] {
untested "could not run to main"
return -1
}
set main_thre [get_thread_id "main"]
if { $main_thre < 0 } {
return -1
}
gdb_breakpoint "start"
gdb_continue_to_breakpoint "start"
set start_thre [get_thread_id "start"]
if { $start_thre < 0 } {
return -1
}
# Set a thread-specific breakpoint at "main". This can't ever
# be hit, but that's OK.
gdb_breakpoint "main thread $start_thre"
gdb_test "info break" ".*breakpoint.*thread $start_thre" "breakpoint set"
# Set breakpoint at a place only reacheable after the "start"
# thread exits.
gdb_breakpoint "end"
# Switch back to the main thread, and resume all threads. The
# "start" thread exits, and the main thread reaches "end".
gdb_test "thread $main_thre" \
"Switching to thread $main_thre.*" \
"thread $main_thre selected"
if { $mode == "non-stop" } {
set cmd "continue -a"
} else {
set cmd "continue"
}
gdb_test "$cmd" \
"Breakpoint .* end .* at .*" \
"continue to end"
# Force GDB to update the thread list. Otherwise, depending
# on target, GDB may not realize that the start thread has
# exited and thus not remove the thread specific breakpoint.
set test "thread start is gone"
gdb_test_multiple "info threads" $test {
-re "\[0-9\]+.*start.*$gdb_prompt $" {
fail $test
}
-re "$gdb_prompt $" {
pass $test
}
}
set test "thread-specific breakpoint was deleted"
gdb_test_multiple "info breakpoint" $test {
-re "thread $start_thre\n$gdb_prompt $" {
fail $test
}
-re "$gdb_prompt $" {
pass $test
}
}
}
}
# Test all-stop mode.
check_thread_specific_breakpoint "all-stop"
clean_restart ${binfile}
# Test non-stop mode.
gdb_test_no_output "set non-stop on" "set non-stop mode"
check_thread_specific_breakpoint "non-stop"
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