| # Copyright 2002-2005, 2007-2012 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/>. |
| |
| # 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 $test] != 0 } { |
| # If a resume fails, assume non-stop is broken or unsupported |
| # for this target. We have logged a FAIL or UNSUPPORTED; skip |
| # the remaining tests to limit timeouts. |
| return -code continue |
| } |
| } |
| |
| # |
| # Start here |
| # |
| set testfile "ns-stale-regcache" |
| set srcfile "$testfile.c" |
| set binfile "$objdir/$subdir/mi-$testfile" |
| |
| set options [list debug incdir=$objdir] |
| 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 target-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 |