gdb/testsuite/gdb.cp/derivation.exp

   1 # Copyright 1998-2004, 2007-2012 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 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  17 # And rewritten by Michael Chastain <mec.gnu@mindspring.com>
  18
  19 # This file is part of the gdb testsuite
  20
  21 # tests for inheritance, with several derivations types combinations
  22 # (private, public, protected)
  23 # classes have simple members and member functions.
  24
  25 set ws "\[\r\n\t \]+"
  26 set nl "\[\r\n\]+"
  27
  28 # Start program.
  29
  30
  31 if { [skip_cplus_tests] } { continue }
  32
  33 load_lib "cp-support.exp"
  34
  35 standard_testfile .cc
  36
  37 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} {
  38     return -1
  39 }
  40
  41 # Set it up at a breakpoint so we can play with the variable values.
  42
  43 if ![runto 'marker1'] then {
  44     perror "couldn't run to marker1"
  45     continue
  46 }
  47
  48 gdb_test "up" ".*main.*" "up from marker1"
  49
  50 # Print class types and values.
  51
  52 # class A
  53
  54 gdb_test "print a_instance" "\\$\[0-9\]+ = \{a = 1, aa = 2\}" "print value of a_instance"
  55
  56 cp_test_ptype_class \
  57     "ptype a_instance" "" "class" "A" \
  58     {
  59         { field  public "int a;" }
  60         { field  public "int aa;" }
  61         { method public "A();" }
  62         { method public "int afoo();" }
  63         { method public "int foo();" }
  64     }
  65
  66 # class D
  67
  68 gdb_test_multiple "print d_instance" "print value of d_instance" {
  69     -re "\\$\[0-9\]+ = \{<(class A|A)> = \{a = 1, aa = 2\}, <(class B|B)> = \{b = 3, bb = 4\}, <(class C|C)> = \{c = 5, cc = 6\}, d = 7, dd = 8\}$nl$gdb_prompt $" {
  70         pass "print value of d_instance"
  71     }
  72 }
  73
  74 cp_test_ptype_class \
  75     "ptype d_instance" "" "class" "D" \
  76     {
  77         { base          "private A" }
  78         { base          "public B" }
  79         { base          "protected C" }
  80         { field  public "int d;" }
  81         { field  public "int dd;" }
  82         { method public "D();" }
  83         { method public "int dfoo();" }
  84         { method public "int foo();" }
  85     } \
  86     "" \
  87     {
  88         { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
  89     }
  90
  91 # class E
  92
  93 gdb_test_multiple "print e_instance" "print value of e_instance" {
  94     -re "\\$\[0-9\]+ = \{<(class A|A)> = \{a = 1, aa = 2\}, <(class B|B)> = \{b = 3, bb = 4\}, <(class C|C)> = \{c = 5, cc = 6\}, e = 9, ee = 10\}$nl$gdb_prompt $" {
  95         pass "print value of e_instance"
  96     }
  97 }
  98
  99 cp_test_ptype_class \
 100     "ptype e_instance" "" "class" "E" \
 101     {
 102         { base          "public A" }
 103         { base          "private B" }
 104         { base          "protected C" }
 105         { field  public "int e;" }
 106         { field  public "int ee;" }
 107         { method public "E();" }
 108         { method public "int efoo();" }
 109         { method public "int foo();" }
 110     } \
 111     "" \
 112     {
 113         { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
 114     }
 115
 116 # class F
 117
 118 gdb_test_multiple "print f_instance" "print value of f_instance" {
 119     -re "\\$\[0-9\]+ = \{<(class A|A)> = \{a = 1, aa = 2\}, <(class B|B)> = \{b = 3, bb = 4\}, <(class C|C)> = \{c = 5, cc = 6\}, f = 11, ff = 12\}$nl$gdb_prompt $" {
 120         pass "print value of f_instance"
 121     }
 122 }
 123
 124 cp_test_ptype_class \
 125     "ptype f_instance" "" "class" "F" \
 126     {
 127         { base          "private A" }
 128         { base          "public B" }
 129         { base          "private C" }
 130         { field  public "int f;" }
 131         { field  public "int ff;" }
 132         { method public "F();" }
 133         { method public "int ffoo();" }
 134         { method public "int foo();" }
 135     }
 136
 137 # Print individual fields.
 138
 139 gdb_test "print d_instance.a"  "\\$\[0-9\]+ = 1" "print value of d_instance.a"
 140 gdb_test "print d_instance.aa" "\\$\[0-9\]+ = 2" "print value of d_instance.aa"
 141 gdb_test "print d_instance.b"  "\\$\[0-9\]+ = 3" "print value of d_instance.b"
 142 gdb_test "print d_instance.bb" "\\$\[0-9\]+ = 4" "print value of d_instance.bb"
 143 gdb_test "print d_instance.c"  "\\$\[0-9\]+ = 5" "print value of d_instance.c"
 144 gdb_test "print d_instance.cc" "\\$\[0-9\]+ = 6" "print value of d_instance.cc"
 145 gdb_test "print d_instance.d"  "\\$\[0-9\]+ = 7" "print value of d_instance.d"
 146 gdb_test "print d_instance.dd" "\\$\[0-9\]+ = 8" "print value of d_instance.dd"
 147
 148 # Print some fields which are defined in the top of class G
 149 # and in its base classes.  This is not be ambiguous.
 150
 151 gdb_test "print g_instance.a"  "\\$\[0-9\]+ = 15" "print value of g_instance.a"
 152 gdb_test "print g_instance.b"  "\\$\[0-9\]+ = 16" "print value of g_instance.b"
 153 gdb_test "print g_instance.c"  "\\$\[0-9\]+ = 17" "print value of g_instance.c"
 154
 155 # Print a function call.
 156
 157 gdb_test "print g_instance.afoo()" "\\$\[0-9\]+ = 1" "print value of g_instance.afoo()"
 158
 159 # If GDB fails to restore the selected frame properly after the
 160 # inferior function call above (see GDB PR 1155 for an explanation of
 161 # why this might happen), all the subsequent tests will fail.  We
 162 # should detect report that failure, but let the marker call finish so
 163 # that the rest of the tests can run undisturbed.
 164
 165 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
 166     -re "#0  marker1.*$gdb_prompt $" {
 167         setup_kfail "gdb/1155" s390-*-linux-gnu
 168         fail "re-selected 'main' frame after inferior call"
 169         gdb_test "finish" ".*main.*at .*derivation.cc:.*// marker1-returns-here.*" \
 170             "finish call to marker1"
 171     }
 172     -re "#1  ($hex in )?main.*$gdb_prompt $" {
 173         pass "re-selected 'main' frame after inferior call"
 174     }
 175 }
 176
 177 gdb_test "print g_instance.bfoo()" "\\$\[0-9\]+ = 2" "print value of g_instance.bfoo()"
 178 gdb_test "print g_instance.cfoo()" "\\$\[0-9\]+ = 3" "print value of g_instance.cfoo()"
 179
 180 # This is a regression test for a bug that caused a crash when trying
 181 # to print the vtbl pointer.  We don't care about the output so much
 182 # here (it is tested elsewhere), just that gdb doesn't crash.  We test
 183 # "ptype" first because, before the gdb fix, that was the only code
 184 # path calling get_vptr_fieldno.
 185 gdb_test "ptype vderived" "type = .*"
 186 gdb_test "print vderived" " = {.* inter = 0.*x = 0}"