1 # Copyright 1998-2004, 2007-2012 Free Software Foundation, Inc.
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.
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.
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/>.
16 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
17 # And rewritten by Michael Chastain <mec.gnu@mindspring.com>
19 # This file is part of the gdb testsuite
21 # tests for inheritance, with several derivations types combinations
22 # (private, public, protected)
23 # classes have simple members and member functions.
31 if { [skip_cplus_tests] } { continue }
33 load_lib "cp-support.exp"
37 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} {
41 # Set it up at a breakpoint so we can play with the variable values.
43 if ![runto 'marker1'] then {
44 perror "couldn't run to marker1"
48 gdb_test "up" ".*main.*" "up from marker1"
50 # Print class types and values.
54 gdb_test "print a_instance" "\\$\[0-9\]+ = \{a = 1, aa = 2\}" "print value of a_instance"
57 "a_instance" "" "class" "A" \
59 { field public "int a;" }
60 { field public "int aa;" }
61 { method public "A();" }
62 { method public "int afoo();" }
63 { method public "int foo();" }
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 $" {
70 pass "print value of d_instance"
75 "d_instance" "" "class" "D" \
79 { base "protected C" }
80 { field public "int d;" }
81 { field public "int dd;" }
82 { method public "D();" }
83 { method public "int dfoo();" }
84 { method public "int foo();" }
88 { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
93 gdb_test_multiple "print e_instance" "print value of e_instance" {
94 -re "\\$\[0-9\]+ = \{<(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 $" {
95 pass "print value of e_instance"
100 "e_instance" "" "class" "E" \
104 { base "protected C" }
105 { field public "int e;" }
106 { field public "int ee;" }
107 { method public "E();" }
108 { method public "int efoo();" }
109 { method public "int foo();" }
113 { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
118 gdb_test_multiple "print f_instance" "print value of f_instance" {
119 -re "\\$\[0-9\]+ = \{<(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 $" {
120 pass "print value of f_instance"
124 cp_test_ptype_class \
125 "f_instance" "" "class" "F" \
130 { field public "int f;" }
131 { field public "int ff;" }
132 { method public "F();" }
133 { method public "int ffoo();" }
134 { method public "int foo();" }
138 cp_test_ptype_class \
139 "g_instance" "" "class" "G" \
143 { base "protected C" }
144 { field public "int g;" }
145 { field public "int gg;" }
146 { field public "int a;" }
147 { field public "int b;" }
148 { field public "int c;" }
149 { method public "int gfoo();" }
150 { method public "int foo();" }
153 # Print individual fields.
155 gdb_test "print d_instance.a" "\\$\[0-9\]+ = 1" "print value of d_instance.a"
156 gdb_test "print d_instance.aa" "\\$\[0-9\]+ = 2" "print value of d_instance.aa"
157 gdb_test "print d_instance.b" "\\$\[0-9\]+ = 3" "print value of d_instance.b"
158 gdb_test "print d_instance.bb" "\\$\[0-9\]+ = 4" "print value of d_instance.bb"
159 gdb_test "print d_instance.c" "\\$\[0-9\]+ = 5" "print value of d_instance.c"
160 gdb_test "print d_instance.cc" "\\$\[0-9\]+ = 6" "print value of d_instance.cc"
161 gdb_test "print d_instance.d" "\\$\[0-9\]+ = 7" "print value of d_instance.d"
162 gdb_test "print d_instance.dd" "\\$\[0-9\]+ = 8" "print value of d_instance.dd"
164 # Print some fields which are defined in the top of class G
165 # and in its base classes. This is not be ambiguous.
167 gdb_test "print g_instance.a" "\\$\[0-9\]+ = 15" "print value of g_instance.a"
168 gdb_test "print g_instance.b" "\\$\[0-9\]+ = 16" "print value of g_instance.b"
169 gdb_test "print g_instance.c" "\\$\[0-9\]+ = 17" "print value of g_instance.c"
171 # Print a function call.
173 gdb_test "print g_instance.afoo()" "\\$\[0-9\]+ = 1" "print value of g_instance.afoo()"
175 # If GDB fails to restore the selected frame properly after the
176 # inferior function call above (see GDB PR 1155 for an explanation of
177 # why this might happen), all the subsequent tests will fail. We
178 # should detect report that failure, but let the marker call finish so
179 # that the rest of the tests can run undisturbed.
181 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
182 -re "#0 marker1.*$gdb_prompt $" {
183 setup_kfail "gdb/1155" s390-*-linux-gnu
184 fail "re-selected 'main' frame after inferior call"
185 gdb_test "finish" ".*main.*at .*derivation.cc:.*// marker1-returns-here.*" \
186 "finish call to marker1"
188 -re "#1 ($hex in )?main.*$gdb_prompt $" {
189 pass "re-selected 'main' frame after inferior call"
193 gdb_test "print g_instance.bfoo()" "\\$\[0-9\]+ = 2" "print value of g_instance.bfoo()"
194 gdb_test "print g_instance.cfoo()" "\\$\[0-9\]+ = 3" "print value of g_instance.cfoo()"
196 # This is a regression test for a bug that caused a crash when trying
197 # to print the vtbl pointer. We don't care about the output so much
198 # here (it is tested elsewhere), just that gdb doesn't crash. We test
199 # "ptype" first because, before the gdb fix, that was the only code
200 # path calling get_vptr_fieldno.
201 gdb_test "ptype vderived" "type = .*"
202 gdb_test "print vderived" " = {.* inter = 0.*x = 0}"