gdb/testsuite/gdb.threads/non-ldr-exc-3.exp

   1 # Copyright 2009-2017 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # Test that when a thread other than the main thread execs, we follow
  17 # through to the new incarnation of the main thread, even if the main
  18 # thread had already exited before the exec.  This differs from
  19 # non-ldr-exc-2.exp in that we have more than two threads in the
  20 # program when the exec happens.
  21
  22 standard_testfile
  23 set executable ${testfile}
  24
  25 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  26     return -1
  27 }
  28
  29 proc do_test { lock_sched nonstop } {
  30     with_test_prefix "lock-sched=$lock_sched,non-stop=$nonstop" {
  31         global executable
  32
  33         save_vars { GDBFLAGS } {
  34           append GDBFLAGS " -ex \"set non-stop $nonstop\""
  35           clean_restart ${executable}
  36         }
  37
  38         if ![runto_main] {
  39             return -1
  40         }
  41
  42         gdb_breakpoint [gdb_get_line_number "break-here"]
  43         gdb_continue_to_breakpoint "break-here" ".* break-here .*"
  44
  45         # Also test with sched-lock to make sure we can follow the
  46         # non-leader thread execing even though the main thread wasn't
  47         # resumed before the exec.
  48         if { $lock_sched } {
  49             gdb_test_no_output "set scheduler-locking on"
  50         }
  51
  52         if { $nonstop == "on" } {
  53             gdb_test "thread 2" "Switching.*"
  54         }
  55
  56         gdb_test "continue" \
  57             ".*is executing new program.*Breakpoint 1, main.* at .*" \
  58             "continue over exec"
  59     }
  60 }
  61
  62 foreach nonstop {"on" "off"} {
  63   foreach schedlock {"on" "off"} {
  64     if {$schedlock == "on" && $nonstop == "on"} {
  65       # Schedule locking has no effect in nonstop mode.
  66       continue
  67     }
  68     do_test $schedlock $nonstop
  69   }
  70 }