# Copyright 2002-2016 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 . # Regression test for PR11557. Make sure we don't end up with a stale # register cache just after resuming a thread. if { ![support_displaced_stepping] } { unsupported "displaced stepping" return -1 } load_lib mi-support.exp set MIFLAGS "-i=mi" gdb_exit if {[mi_gdb_start]} { continue } proc mi_nonstop_resume { command test } { if { [mi_send_resuming_command $command $test] != 0 } { # If a resume fails, assume non-stop is broken or unsupported # for this target. We have logged a FAIL or UNSUPPORTED; skip # the remaining tests to limit timeouts. return -code continue } } # # Start here # standard_testfile ns-stale-regcache.c set options [list debug] if {[gdb_compile "$srcdir/$subdir/$srcfile" \ $binfile executable $options] != "" } { return -1 } mi_gdb_reinitialize_dir $srcdir/$subdir mi_gdb_load $binfile mi_gdb_test "-gdb-set non-stop 1" ".*" mi_gdb_test "-gdb-set mi-async 1" ".*" mi_detect_async if { [mi_run_to_main] < 0 } { continue } # Check that register and stack info don't end up stale after resuming # a thread. mi_nonstop_resume "exec-continue" "resume thread" mi_gdb_test "-data-evaluate-expression \$pc" \ "\\^error,msg=\".*\"" "no stale register cache of resumed thread" mi_gdb_test "-stack-info-frame" \ "\\^error,msg=\".*\"" "no stale frame info of resumed thread" # Check that the thread is still running. If the above tests passed, # we want it to be for the right reasons. mi_check_thread_states {"running"} "main thread still running" mi_gdb_exit