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# This testcase is part of GDB, the GNU debugger.
#
# Copyright 2013-2020 Free Software Foundation, Inc.
#
# Contributed by Intel Corp. <markus.t.metzger@intel.com>
#
# 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 { [skip_btrace_tests] } {
unsupported "target does not support record-btrace"
return -1
}
standard_testfile
if [prepare_for_testing "failed to prepare" $testfile $srcfile] {
return -1
}
if ![runto_main] {
untested "failed to run to main"
return -1
}
# trace the test code
gdb_test_no_output "record btrace"
gdb_test "next" ".*main\.3.*"
# reverse step into test
gdb_test "reverse-step" ".*test\.4.*"
# we can't read memory while we're replaying
gdb_test "print glob" "unavailable\[^\\\r\\\n\]*"
gdb_test "print loc" "unavailable\[^\\\r\\\n\]*"
# we can read memory if we explicitly allow it.
gdb_test_no_output "set record btrace replay-memory-access read-write"
gdb_test "print glob" "1"
# we can't if we don't explicitly allow it.
gdb_test_no_output "set record btrace replay-memory-access read-only"
gdb_test "print glob" "unavailable\[^\\\r\\\n\]*"
# stop replaying and try again
gdb_test "record goto end" ".*main\.3.*"
gdb_test "print glob" "1"
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