gdb/testsuite/gdb.cp/class2.exp

   1 # Copyright 2003, 2004, 2007, 2008, 2009, 2010 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 $tracelevel then {
  17     strace $tracelevel
  18     }
  19
  20 if { [skip_cplus_tests] } { continue }
  21
  22
  23 set testfile "class2"
  24 set srcfile ${testfile}.cc
  25 set binfile ${objdir}/${subdir}/${testfile}
  26
  27 # Create and source the file that provides information about the compiler
  28 # used to compile the test case.
  29 if [get_compiler_info ${binfile} "c++"] {
  30     return -1
  31 }
  32
  33 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
  34     untested class2.exp
  35     return -1
  36 }
  37
  38 gdb_exit
  39 gdb_start
  40 gdb_reinitialize_dir $srcdir/$subdir
  41 gdb_load ${binfile}
  42
  43 # Start with "set print object off".
  44
  45 gdb_test_no_output "set print object off"
  46
  47 if ![runto_main] then {
  48     perror "couldn't run to main"
  49     continue
  50 }
  51
  52 get_debug_format
  53
  54 gdb_test "break [gdb_get_line_number "marker return 0"]" \
  55     "Breakpoint.*at.* file .*" ""
  56
  57 gdb_test "continue" "Breakpoint .* at .*" ""
  58
  59 # Access the "A" object.
  60
  61 gdb_test "print alpha" \
  62     "= {.*a1 = 100.*}" \
  63     "print alpha at marker return 0"
  64
  65 # Access the "B" object.
  66
  67 gdb_test "print beta" \
  68     "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
  69     "print beta at marker return 0"
  70
  71 # Access the "A" object through an "A *" pointer.
  72
  73 gdb_test_multiple "print * aap" "print * aap at marker return 0" {
  74     -re "= {.*a1 = 100.*}\r\n$gdb_prompt $" {
  75         # gcc 2.95.3 -gstabs+
  76         # gcc 3.3.2 -gdwarf-2
  77         # gcc 3.3.2 -gstabs+
  78         pass "print * aap at marker return 0"
  79     }
  80     -re "= {.*a1 = .*}\r\n$gdb_prompt $" {
  81         if { [test_compiler_info gcc-2-*] && [test_debug_format "DWARF 2"] } {
  82             # gcc 2.95.3 -gdwarf-2
  83             setup_kfail "gdb/1465" "*-*-*"
  84         }
  85         fail "print * aap at marker return 0"
  86     }
  87 }
  88
  89 # Access the "B" object through a "B *" pointer.
  90
  91 gdb_test "print * bbp" \
  92     "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
  93     "print * bbp at marker return 0"
  94
  95 # Access the "B" object through an "A *" pointer.
  96 # This should print using the "A" type.
  97
  98 gdb_test_multiple "print * abp" "print * abp at marker return 0, s-p-o off" {
  99     -re "= {.*a1 = 200.*b1 = .*b2 = .*}\r\n$gdb_prompt $" {
 100         # This would violate the documentation for "set print object off".
 101         fail "print * abp at marker return 0, s-p-o off"
 102     }
 103     -re "= {.*a1 = 200.*}\r\n$gdb_prompt $" {
 104         pass "print * abp at marker return 0, s-p-o off"
 105     }
 106 }
 107
 108 # Access the "B" object through a "B *" pointer expression.
 109 # This should print using the "B" type.
 110
 111 gdb_test "print * (B *) abp" \
 112     "= {.*a1 = 200.*b1 = 201.*b2 = 202}" \
 113     "print * (B *) abp at marker return 0"
 114
 115 # Printing the value of an object containing no data fields:
 116
 117 gdb_test "p e" "= \{<No data fields>\}" "print object with no data fields"
 118
 119 # Printing NULL pointers with "set print object on"
 120
 121 gdb_test_no_output "set print object on"
 122 gdb_test "p acp" "= \\(C \\*\\) ${hex}"
 123 gdb_test "p acp->c1" "\\(A \\*\\) 0x0"
 124 gdb_test "p acp->c2" "\\(A \\*\\) ${hex}f"