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# This testcase is part of GDB, the GNU debugger.
#
# Copyright 2012-2022 Free Software Foundation, Inc.
#
# Contributed by Intel Corporation.
#
# 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 gdbserver to handle qGetTLSAddr requests gracefully in case
# libthread_db could not be loaded.
load_lib gdbserver-support.exp
standard_testfile
set unresolvable_thread_db_path "/foo/bar"
if {[skip_gdbserver_tests]} {
return 0
}
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
return -1
}
save_vars { GDBFLAGS } {
# If GDB and GDBserver are both running locally, set the sysroot to avoid
# reading files via the remote protocol.
if { ![is_remote host] && ![is_remote target] } {
set GDBFLAGS "$GDBFLAGS -ex \"set sysroot\""
}
clean_restart ${testfile}
}
# Make sure we're disconnected, in case we're testing with an
# extended-remote board, therefore already connected.
gdb_test "disconnect" ".*"
gdbserver_run ""
# Force gdbserver to fail to load libthread_db.
gdb_test "monitor set libthread-db-search-path ${unresolvable_thread_db_path}" \
"libthread-db-search-path set to `${unresolvable_thread_db_path}'" \
"libthread-db is now unresolvable"
# Continue past tls assignment to make sure tls storage is allocated.
gdb_breakpoint ${srcfile}:[gdb_get_line_number "after tls assignment"]
gdb_continue_to_breakpoint "after tls assignment"
# Printing a tls variable should fail gracefully without a libthread_db.
set re_exec "\[^\r\n\]*[file tail $binfile]"
gdb_test "print foo" \
"Cannot find thread-local storage for Thread \[^,\]+, executable file $re_exec:\[\r\n\]+Remote target failed to process qGetTLSAddr request"
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