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# Copyright (C) 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 GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
load_lib timeout.exp
# Utility for running a given test through the simulate-thread harness
# using gdb. This is invoked via dg-final.
#
# Adapted from the guality harness.
#
# Call 'fail' if a given test printed "FAIL:", otherwise call 'pass'.
proc simulate-thread { args } {
if { ![isnative] || [is_remote target] } { return }
if { [llength $args] == 1 } {
switch [dg-process-target [lindex $args 0]] {
"F" { setup_xfail "*-*-*" }
}
}
# This assumes that we are three frames down from dg-test, and that
# it still stores the filename of the testcase in a local variable "name".
# A cleaner solution would require a new DejaGnu release.
upvar 2 name testcase
upvar 2 prog prog
upvar 2 srcdir testsuite_dir
set gdb_name $::env(GDB_FOR_GCC_TESTING)
set exec_file "[file rootname [file tail $prog]].exe"
set cmd_file "$testsuite_dir/gcc.dg/simulate-thread/simulate-thread.gdb"
if ![file exists $exec_file] {
return
}
set message "thread simulation test"
send_log "Spawning: $gdb_name -nx -nw -batch -x $cmd_file ./$exec_file\n"
set res [remote_spawn target "$gdb_name -nx -nw -batch -x $cmd_file ./$exec_file"]
if { $res < 0 || $res == "" } {
unsupported "$testcase $message"
return
}
set gdb_worked 0
remote_expect target [timeout_value] {
# Too old GDB
-re "Unhandled dwarf expression|Error in sourced command file" {
unsupported "$testcase $message"
remote_close target
return
}
-re "FAIL:" {
fail "$testcase $message"
remote_close target
return
}
# If the gdb output contained simulate_thread_done, assume
# that at the very least, we had a working gdb that was able
# to break in simulate_thread_done.
-re "simulate_thread_done" {
set gdb_worked 1
exp_continue
}
timeout {
fail "$testcase $message"
remote_close target
return
}
}
remote_close target
if {$gdb_worked} {
pass "$testcase $message"
} else {
# Unsupported in the absence of a sane GDB.
unsupported "$testcase $message"
}
return
}
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