gdb/testsuite/gdb.threads/non-ldr-exc-4.exp

   1 # Copyright 2009-2016 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.  This differs
  18 # from non-ldr-exc-1.exp in that we have more than two threads in the
  19 # program when the exec happens.
  20
  21 # No exec event support in the remote protocol.
  22 if { [is_remote target] } then {
  23     continue
  24 }
  25
  26 standard_testfile
  27 set executable ${testfile}
  28
  29 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  30     return -1
  31 }
  32
  33 proc do_test { lock_sched nonstop } {
  34     with_test_prefix "lock-sched=$lock_sched,non-stop=$nonstop" {
  35         global executable
  36
  37         save_vars { GDBFLAGS } {
  38           append GDBFLAGS " -ex \"set non-stop $nonstop\""
  39           clean_restart ${executable}
  40         }
  41
  42         if ![runto_main] {
  43             return -1
  44         }
  45
  46         gdb_breakpoint [gdb_get_line_number "break-here"]
  47         gdb_continue_to_breakpoint "break-here" ".* break-here .*"
  48
  49         # Also test with sched-lock to make sure we can follow the
  50         # non-leader thread execing even though the main thread wasn't
  51         # resumed before the exec.
  52         if { $lock_sched } {
  53             gdb_test_no_output "set scheduler-locking on"
  54         }
  55
  56         if { $nonstop == "on" } {
  57             gdb_test "thread 2" "Switching.*"
  58         }
  59
  60         gdb_test "continue" \
  61             ".*is executing new program.*Breakpoint 1, main.* at .*" \
  62             "continue over exec"
  63     }
  64 }
  65
  66 foreach nonstop {"on" "off"} {
  67   foreach schedlock {"on" "off"} {
  68     if {$schedlock == "on" && $nonstop == "on"} {
  69       # Schedule locking has no effect in nonstop mode.
  70       continue
  71     }
  72     do_test $schedlock $nonstop
  73   }
  74 }