1 # Copyright 1998-2013 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"
35 standard_testfile derivation.cc derivation2.cc
37 if {[prepare_for_testing $testfile.exp $testfile \
38 [list $srcfile $srcfile2] {debug c++}]} {
42 # Check inheritance of typedefs.
43 with_test_prefix "before run" {
44 foreach klass {"A" "D" "E" "F" "A2" "D2"} {
45 gdb_test "ptype ${klass}::value_type" "type = int"
46 gdb_test "whatis ${klass}::value_type" "type = int"
47 gdb_test "p (${klass}::value_type) 0" " = 0"
49 foreach klass {"Z" "ZZ"} {
50 gdb_test "ptype ${klass}::value_type" "type = float"
51 gdb_test "whatis ${klass}::value_type" "type = float"
52 gdb_test "p (${klass}::value_type) 0" " = 0"
56 # Set it up at a breakpoint so we can play with the variable values.
58 if ![runto 'marker1'] then {
59 perror "couldn't run to marker1"
63 # Check inheritance of typedefs again, but this time with an active block.
64 with_test_prefix "at marker1" {
65 foreach klass {"A" "D" "A2" "D2"} {
66 gdb_test "ptype ${klass}::value_type" "type = int"
67 gdb_test "whatis ${klass}::value_type" "type = int"
68 gdb_test "p (${klass}::value_type) 0" " = 0"
72 gdb_test "up" ".*main.*" "up from marker1"
74 # Print class types and values.
78 gdb_test "print a_instance" "\\$\[0-9\]+ = \{a = 1, aa = 2\}" "print value of a_instance"
81 "a_instance" "" "class" "A" \
83 { field public "A::value_type a;" }
84 { field public "A::value_type aa;" }
85 { method public "A();" }
86 { method public "A::value_type afoo();" }
87 { method public "A::value_type foo();" }
88 { typedef public "typedef int value_type;" }
93 gdb_test_multiple "print d_instance" "print value of d_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\}, d = 7, dd = 8\}$nl$gdb_prompt $" {
95 pass "print value of d_instance"
100 "d_instance" "" "class" "D" \
104 { base "protected C" }
105 { field public "A::value_type d;" }
106 { field public "A::value_type dd;" }
107 { method public "D();" }
108 { method public "A::value_type dfoo();" }
109 { method public "A::value_type foo();" }
113 { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
118 gdb_test_multiple "print e_instance" "print value of e_instance" {
119 -re "\\$\[0-9\]+ = \{<(class A|A)> = \{a = 1, aa = 2\}, <(class B|B)> = \{b = 3, bb = 4\}, <(class C|C)> = \{c = 5, cc = 6\}, e = 9, ee = 10\}$nl$gdb_prompt $" {
120 pass "print value of e_instance"
124 cp_test_ptype_class \
125 "e_instance" "" "class" "E" \
129 { base "protected C" }
130 { field public "A::value_type e;" }
131 { field public "A::value_type ee;" }
132 { method public "E();" }
133 { method public "A::value_type efoo();" }
134 { method public "A::value_type foo();" }
138 { "protected C" "private C" { setup_xfail "*-*-*" "gcc/13539" } }
143 gdb_test_multiple "print f_instance" "print value of f_instance" {
144 -re "\\$\[0-9\]+ = \{<(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 $" {
145 pass "print value of f_instance"
149 cp_test_ptype_class \
150 "f_instance" "" "class" "F" \
155 { field public "A::value_type f;" }
156 { field public "A::value_type ff;" }
157 { method public "F();" }
158 { method public "A::value_type ffoo();" }
159 { method public "A::value_type foo();" }
163 cp_test_ptype_class \
164 "g_instance" "" "class" "G" \
168 { base "protected C" }
169 { field public "int g;" }
170 { field public "int gg;" }
171 { field public "int a;" }
172 { field public "int b;" }
173 { field public "int c;" }
174 { method public "int gfoo();" }
175 { method public "int foo();" }
178 # Print individual fields.
180 gdb_test "print d_instance.a" "\\$\[0-9\]+ = 1" "print value of d_instance.a"
181 gdb_test "print d_instance.aa" "\\$\[0-9\]+ = 2" "print value of d_instance.aa"
182 gdb_test "print d_instance.b" "\\$\[0-9\]+ = 3" "print value of d_instance.b"
183 gdb_test "print d_instance.bb" "\\$\[0-9\]+ = 4" "print value of d_instance.bb"
184 gdb_test "print d_instance.c" "\\$\[0-9\]+ = 5" "print value of d_instance.c"
185 gdb_test "print d_instance.cc" "\\$\[0-9\]+ = 6" "print value of d_instance.cc"
186 gdb_test "print d_instance.d" "\\$\[0-9\]+ = 7" "print value of d_instance.d"
187 gdb_test "print d_instance.dd" "\\$\[0-9\]+ = 8" "print value of d_instance.dd"
189 # Print some fields which are defined in the top of class G
190 # and in its base classes. This is not be ambiguous.
192 gdb_test "print g_instance.a" "\\$\[0-9\]+ = 15" "print value of g_instance.a"
193 gdb_test "print g_instance.b" "\\$\[0-9\]+ = 16" "print value of g_instance.b"
194 gdb_test "print g_instance.c" "\\$\[0-9\]+ = 17" "print value of g_instance.c"
196 # Print a function call.
198 gdb_test "print g_instance.afoo()" "\\$\[0-9\]+ = 1" "print value of g_instance.afoo()"
200 # If GDB fails to restore the selected frame properly after the
201 # inferior function call above (see GDB PR 1155 for an explanation of
202 # why this might happen), all the subsequent tests will fail. We
203 # should detect report that failure, but let the marker call finish so
204 # that the rest of the tests can run undisturbed.
206 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
207 -re "#0 marker1.*$gdb_prompt $" {
208 setup_kfail "gdb/1155" s390-*-linux-gnu
209 fail "re-selected 'main' frame after inferior call"
210 gdb_test "finish" ".*main.*at .*derivation.cc:.*// marker1-returns-here.*" \
211 "finish call to marker1"
213 -re "#1 ($hex in )?main.*$gdb_prompt $" {
214 pass "re-selected 'main' frame after inferior call"
218 gdb_test "print g_instance.bfoo()" "\\$\[0-9\]+ = 2" "print value of g_instance.bfoo()"
219 gdb_test "print g_instance.cfoo()" "\\$\[0-9\]+ = 3" "print value of g_instance.cfoo()"
221 # Check typedefs of fields
222 foreach Klass {"C" "G"} {
223 set klass [string tolower $Klass]
224 set instance "${klass}_instance"
225 set var "${instance}.$klass"
226 gdb_test "whatis $var" "int"
227 gdb_test "ptype $var" "int"
230 foreach Klass {"A" "B" "D" "E" "F"} {
231 set klass [string tolower $Klass]
232 set instance "${klass}_instance"
233 set var "${instance}.$klass"
234 gdb_test "whatis $var" "A::value_type"
235 gdb_test "ptype $var" "int"
236 if {![string equal $Klass "B"]} {
237 gdb_test "p (${Klass}::value_type) 0" " = 0"
241 foreach Klass {"Z" "ZZ"} {
242 set klass [string tolower $Klass]
243 set instance "${klass}_instance"
244 set var "${instance}.$klass"
245 gdb_test "whatis $var" "Z::value_type"
246 gdb_test "ptype $var" "float"
247 gdb_test "p (${Klass}::value_type) 0" " = 0"
250 # This is a regression test for a bug that caused a crash when trying
251 # to print the vtbl pointer. We don't care about the output so much
252 # here (it is tested elsewhere), just that gdb doesn't crash. We test
253 # "ptype" first because, before the gdb fix, that was the only code
254 # path calling get_vptr_fieldno.
255 gdb_test "ptype vderived" "type = .*"
256 gdb_test "print vderived" " = {.* inter = 0.*x = 0}"
258 # Test whether inheritance of typedefs is properly
259 # reported when stopped.
260 gdb_test "ptype N::value_type" "type = double"
261 gdb_test "ptype N::Derived::value_type" "type = int"
263 # Now run to N::Derived::doit and get the type of "value_type"
264 if {![runto "N::Derived::doit"]} {
265 perrro "couldn't run to N::Derived::doit"
269 gdb_test "ptype value_type" "type = int"