gdb/testsuite/gdb.multi/dummy-frame-restore.exp

   1 # Copyright 2014-2021 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 standard_testfile .c
  17 set executable ${testfile}
  18
  19 # The plain remote target can't do multiple inferiors.
  20 if [use_gdb_stub] {
  21     return
  22 }
  23
  24 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug}]} {
  25     return -1
  26 }
  27
  28 # Inferior 1 stops at f1.
  29
  30 if ![runto f1] then {
  31     fail "can't run to f1"
  32     return 0
  33 }
  34
  35 gdb_test "add-inferior -exec ${binfile}" \
  36     "Added inferior 2.*" \
  37     "add inferior 2 with -exec ${executable}"
  38 gdb_test "inferior 2" "witching to inferior 2 .*" "switch to inferior 2"
  39
  40 delete_breakpoints
  41
  42 # Inferior 2 stops at f2.
  43
  44 if ![runto f2] then {
  45     fail "can't run to f2"
  46     return 0
  47 }
  48
  49 gdb_breakpoint commonfun
  50
  51 # Check the stack bactrace in inferior INF.  PREFIX is the test
  52 # message prefix.
  53
  54 proc check_bt { inf prefix } {
  55     with_test_prefix "$prefix" {
  56         gdb_test "bt 1" "#0  f$inf .*" "bt in inferior $inf"
  57     }
  58 }
  59
  60 # Do inferior call commonfun () in inferior 2 and inferior 1, but
  61 # finish it in inferior INF1 first and then inferior INF2.  Check
  62 # the stack backtrace in each inferior is still correct after
  63 # inferior call.
  64
  65 proc test { inf1 inf2 } {
  66
  67     with_test_prefix "inf $inf1 first" {
  68         gdb_test "inferior 2" "witching to inferior 2 .*" \
  69             "switch to inferior 2 (1)"
  70         check_bt 2 "before infcall"
  71         gdb_test "p commonfun()" "Breakpoint .*The program being debugged stopped while in a function called from GDB.*" "infcall in inferior 2"
  72
  73         gdb_test "inferior 1" "witching to inferior 1 .*" \
  74             "switch to inferior 1 (1)"
  75         check_bt 1 "before infcall"
  76         gdb_test "p commonfun()" "Breakpoint .*The program being debugged stopped while in a function called from GDB.*" "infcall in inferior 1"
  77
  78         gdb_test "maintenance print dummy-frames" ": id={stack=.*}.*: id=.*" \
  79             "two dummy frames"
  80
  81         gdb_test "inferior $inf1" "witching to inferior $inf1 .*" \
  82             "switch to inferior $inf1 (2)"
  83         gdb_test "finish" "Run till exit from #0  commonfun .*" \
  84             "finish in inferior $inf1"
  85         check_bt $inf1 "after infcall"
  86
  87         gdb_test "inferior $inf2" "witching to inferior $inf2 .*" \
  88             "switch to inferior $inf2 (2)"
  89         gdb_test "finish" "Run till exit from #0  commonfun .*" \
  90             "finish in inferior $inf2"
  91         check_bt $inf2 "after infcall"
  92     }
  93 }
  94
  95 # Do the test in different orders.
  96 test 1 2
  97 test 2 1