1# Copyright 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004
2# Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 2 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program; if not, write to the Free Software
16# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18# This file was written by Fred Fish. (fnf@cygnus.com)
19# And rewritten by Michael Chastain <mec.gnu@mindspring.com>.
20
21set nl		"\[\r\n\]+"
22
23if $tracelevel then {
24    strace $tracelevel
25}
26
27if { [skip_cplus_tests] } { continue }
28
29load_lib "cp-support.exp"
30
31set testfile "virtfunc"
32set srcfile ${testfile}.cc
33set binfile ${objdir}/${subdir}/${testfile}
34
35if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {c++ debug}] != "" } {
36     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
37}
38
39proc test_ptype_of_classes {} {
40
41    # class VA
42
43    cp_test_ptype_class \
44	"ptype VA" "" "class" "VA" \
45	{
46	    { field public "int va;" }
47	}
48
49    # class VB
50
51    cp_test_ptype_class \
52	"ptype VB" "" "class" "VB" \
53	{
54	    { field  public "int vb;" }
55	    { method public "int fvb();" }
56	    { method public "virtual int vvb();" }
57	}
58
59    # class V
60
61    cp_test_ptype_class \
62	"ptype V" "" "class" "V" \
63	{
64	    { base          "public VA" }
65	    { base          "public VB" }
66	    { field  public "int w;" }
67	    { method public "int f();" }
68	    { method public "virtual int vv();" }
69	}
70
71    # class A
72
73    cp_test_ptype_class \
74	"ptype A" "" "class" "A" \
75	{
76	    { base           "public virtual V" }
77	    { vbase          "V" }
78	    { field  private "int a;" }
79	    { method public  "virtual int f();" }
80	}
81
82    # class B
83
84    cp_test_ptype_class \
85	"ptype B" "" "class" "B" \
86	{
87	    { base           "public A" }
88	    { field  private "int b;" }
89	    { method public  "virtual int f();" }
90	}
91
92    # class C
93
94    cp_test_ptype_class \
95	"ptype C" "" "class" "C" \
96	{
97	    { base         "public virtual V" }
98	    { vbase        "V" }
99	    { field public "int c;" }
100	}
101
102    # class AD
103
104    cp_test_ptype_class \
105	"ptype AD" "" "class" "AD" \
106	{
107	    { method public "virtual int vg();" }
108	}
109
110    # class D
111
112    cp_test_ptype_class \
113	"ptype D" "" "class" "D" \
114	{
115	    { base          "public AD" }
116	    { base          "public virtual V" }
117	    { vbase         "V" }
118	    { method public "static void s();" }
119	    { method public "virtual int vg();" }
120	    { method public "virtual int vd();" }
121	    { method public "int fd();" }
122	    { field  public "int d;" }
123	}
124
125    # class E
126
127    cp_test_ptype_class \
128	"ptype E" "" "class" "E" \
129	{
130	    { base          "public B" }
131	    { base          "public virtual V" }
132	    { base          "public D" }
133	    { base          "public C" }
134	    { vbase         "V" }
135	    { method public "virtual int f();" }
136	    { method public "virtual int vg();" }
137	    { method public "virtual int vv();" }
138	    { field  public "int e;" }
139	}
140
141    # An instance of D
142
143    cp_test_ptype_class "ptype dd" "" "class" "D" ibid
144
145    # An instance of D *
146
147    cp_test_ptype_class "ptype ppd" "" "class" "D" ibid "*"
148
149    # An instance of AD *
150    # TODO: this should be named pADd, not pAd.
151
152    cp_test_ptype_class "ptype pAd" "" "class" "AD" ibid "*"
153
154    # Instances of these classes.
155
156    cp_test_ptype_class "ptype a" "" "class" "A" ibid
157    cp_test_ptype_class "ptype b" "" "class" "B" ibid
158    cp_test_ptype_class "ptype c" "" "class" "C" ibid
159    cp_test_ptype_class "ptype d" "" "class" "D" ibid
160    cp_test_ptype_class "ptype e" "" "class" "E" ibid
161    cp_test_ptype_class "ptype v" "" "class" "V" ibid
162    cp_test_ptype_class "ptype vb" "" "class" "VB" ibid
163
164    # Instances of pointers to these classes.
165
166    cp_test_ptype_class "ptype pAa" "" "class" "A" ibid "*"
167    cp_test_ptype_class "ptype pAe" "" "class" "A" ibid "*"
168    cp_test_ptype_class "ptype pBe" "" "class" "B" ibid "*"
169    cp_test_ptype_class "ptype pDd" "" "class" "D" ibid "*"
170    cp_test_ptype_class "ptype pDe" "" "class" "D" ibid "*"
171    cp_test_ptype_class "ptype pVa" "" "class" "V" ibid "*"
172    cp_test_ptype_class "ptype pVv" "" "class" "V" ibid "*"
173    cp_test_ptype_class "ptype pVe" "" "class" "V" ibid "*"
174    cp_test_ptype_class "ptype pVd" "" "class" "V" ibid "*"
175    cp_test_ptype_class "ptype pADe" "" "class" "AD" ibid "*"
176    cp_test_ptype_class "ptype pEe" "" "class" "E" ibid "*"
177    cp_test_ptype_class "ptype pVB" "" "class" "VB" ibid "*"
178
179}
180
181# Call virtual functions.
182
183proc test_virtual_calls {} {
184    global gdb_prompt
185    global nl
186
187    if [target_info exists gdb,cannot_call_functions] {
188	setup_xfail "*-*-*" 2416
189	fail "This target can not call functions"
190	return 0
191    }
192
193    gdb_test "print pAe->f()"   "\\$\[0-9\]+ = 20"
194    gdb_test "print pAa->f()"   "\\$\[0-9\]+ = 1"
195    gdb_test "print pDe->vg()"  "\\$\[0-9\]+ = 202"
196    gdb_test "print pADe->vg()" "\\$\[0-9\]+ = 202"
197    gdb_test "print pDd->vg()"  "\\$\[0-9\]+ = 101"
198    gdb_test "print pEe->vvb()" "\\$\[0-9\]+ = 411"
199    gdb_test "print pVB->vvb()" "\\$\[0-9\]+ = 407"
200    gdb_test "print pBe->vvb()" "\\$\[0-9\]+ = 411"
201    gdb_test "print pDe->vvb()" "\\$\[0-9\]+ = 411"
202    gdb_test "print pEe->vd()"  "\\$\[0-9\]+ = 282"
203    gdb_test "print pEe->fvb()" "\\$\[0-9\]+ = 311"
204
205    # more recent results:
206    # wrong value "202"
207    #   gcc 2.95.3 -gdwarf-2
208    #   gcc 2.95.3 -gstabs+
209    # attempt to take addres of value not located in memory
210    #   gcc 3.3.2 -gdwarf-2
211    #   gcc 3.3.2 -gstabs+
212    #
213    # -- chastain 2003-12-31
214
215    gdb_test_multiple "print pEe->D::vg()" "print pEe->D::vg()" {
216	-re "\\$\[0-9]+ = 102$nl$gdb_prompt $" {
217	    pass "print pEe->D::vg()"
218	}
219	-re "Attempt to take address of value not located in memory.$nl$gdb_prompt $" {
220	    kfail "gdb/1064" "print pEe->D::vg()"
221	}
222    }
223}
224
225proc do_tests {} {
226    global prms_id
227    global bug_id
228    global srcdir subdir binfile
229    global gdb_prompt
230
231    set prms_id 0
232    set bug_id 0
233
234    gdb_exit
235    gdb_start
236    gdb_reinitialize_dir $srcdir/$subdir
237    gdb_load $binfile
238
239    gdb_test "set language c++" "" ""
240    gdb_test "set width 0" "" ""
241
242    runto_main
243    test_ptype_of_classes
244
245    gdb_breakpoint test_calls
246    gdb_test "continue" ".*Breakpoint .* test_calls.*" ""
247    test_virtual_calls
248}
249
250do_tests
251