gdb/testsuite/gdb.base/valgrind-infcall.exp

   1 # Copyright 2012-2018 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 if [is_remote target] {
  17     # The test always runs locally.
  18     return 0
  19 }
  20
  21 standard_testfile .c
  22 if {[build_executable $testfile.exp $testfile $srcfile {debug}] == -1} {
  23     return -1
  24 }
  25
  26 set test "spawn valgrind"
  27 set cmd "valgrind --vgdb-error=0 $binfile"
  28 set res [remote_spawn host $cmd]
  29 if { $res < 0 || $res == "" } {
  30     verbose -log "Spawning $cmd failed."
  31     unsupported $test
  32     return -1
  33 }
  34 pass $test
  35 # Declare GDB now as running.
  36 set gdb_spawn_id $res
  37
  38 # GDB started by vgdb stops already after the startup is executed, like with
  39 # non-extended gdbserver.  It is also not correct to run/attach the inferior.
  40 set use_gdb_stub 1
  41
  42 set test "valgrind started"
  43 # The trailing '.' differs for different memcheck versions.
  44 gdb_test_multiple "" $test {
  45     -re "Memcheck, a memory error detector\\.?\r\n" {
  46         pass $test
  47     }
  48     -re "valgrind: failed to start tool 'memcheck' for platform '.*': No such file or directory" {
  49         unsupported $test
  50         return -1
  51     }
  52     -re "valgrind: wrong ELF executable class" {
  53         unsupported $test
  54         return -1
  55     }
  56     -re "command not found" {
  57         # The spawn succeeded, but then valgrind was not found - e.g. if
  58         # we spawned SSH to a remote system.
  59         unsupported $test
  60         return -1
  61     }
  62     -re "valgrind: Bad option.*--vgdb-error=0" {
  63         # valgrind is not >= 3.7.0.
  64         unsupported $test
  65         return -1
  66     }
  67 }
  68
  69 set test "vgdb prompt"
  70 # The trailing '.' differs for different memcheck versions.
  71 gdb_test_multiple "" $test {
  72     -re "  (target remote | \[^\r\n\]*/vgdb \[^\r\n\]*)\r\n" {
  73         set vgdbcmd $expect_out(1,string)
  74         pass $test
  75     }
  76 }
  77
  78 # Do not kill valgrind.
  79 set valgrind_spawn_id [board_info host fileid]
  80 unset gdb_spawn_id
  81 set board [host_info name]
  82 unset_board_info fileid
  83
  84 clean_restart $testfile
  85
  86 # Make sure we're disconnected, in case we're testing with the
  87 # native-extended-gdbserver board, where gdb_start/gdb_load spawn
  88 # gdbserver and connect to it.
  89 gdb_test "disconnect" ".*"
  90
  91 gdb_test "$vgdbcmd" " in \\.?_start .*" "target remote for vgdb"
  92
  93 gdb_test "monitor v.set gdb_output" "valgrind output will go to gdb.*"
  94
  95 set continue_count 1
  96 set loop 1
  97 while {$loop && $continue_count < 100} {
  98     set test "continue #$continue_count"
  99     gdb_test_multiple "continue" "" {
 100         -re "Invalid free\\(\\).*: main .*\r\n$gdb_prompt $" {
 101             pass $test
 102             set loop 0
 103         }
 104         -re "Remote connection closed.*\r\n$gdb_prompt $" {
 105             fail "$test (remote connection closed)"
 106             # Only if valgrind got stuck.
 107             kill_wait_spawned_process $valgrind_spawn_id
 108             return -1
 109         }
 110         -re "The program is not being run\\.\r\n$gdb_prompt $" {
 111             fail "$test (valgrind vgdb has terminated)"
 112             # Only if valgrind got stuck.
 113             kill_wait_spawned_process $valgrind_spawn_id
 114             return -1
 115         }
 116         -re "\r\n$gdb_prompt $" {
 117             pass "$test (false warning)"
 118         }
 119     }
 120     set continue_count [expr $continue_count + 1]
 121 }
 122
 123 set test "p gdb_test_infcall ()"
 124 gdb_test_multiple $test $test {
 125     -re "unhandled instruction bytes.*\r\n$gdb_prompt $" {
 126         fail $test
 127     }
 128     -re "Continuing \\.\\.\\..*\r\n\\\$1 = 2\r\n$gdb_prompt $" {
 129         pass $test
 130     }
 131 }
 132
 133 # Only if valgrind got stuck.
 134 kill_wait_spawned_process $valgrind_spawn_id