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0b302171 JB |
1 | # Copyright 1992, 1994-1999, 2001-2004, 2006-2012 Free Software |
2 | # Foundation, Inc. | |
c906108c SS |
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 | |
e22f8b7c | 6 | # the Free Software Foundation; either version 3 of the License, or |
c906108c | 7 | # (at your option) any later version. |
e22f8b7c | 8 | # |
c906108c SS |
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. | |
e22f8b7c | 13 | # |
c906108c | 14 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
c906108c | 16 | |
c906108c | 17 | # This file was written by Fred Fish. (fnf@cygnus.com) |
51615d72 | 18 | # And rewritten by Michael Chastain <mec.gnu@mindspring.com>. |
c906108c | 19 | |
184ad485 | 20 | set nl "\[\r\n\]+" |
c906108c | 21 | |
d4f3574e SS |
22 | if { [skip_cplus_tests] } { continue } |
23 | ||
78c90502 MC |
24 | load_lib "cp-support.exp" |
25 | ||
f5f3a911 | 26 | standard_testfile .cc |
c906108c | 27 | |
f5f3a911 TT |
28 | if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} { |
29 | return -1 | |
c906108c SS |
30 | } |
31 | ||
184ad485 | 32 | proc test_ptype_of_classes {} { |
51615d72 | 33 | |
184ad485 | 34 | # class VA |
51615d72 | 35 | |
78c90502 MC |
36 | cp_test_ptype_class \ |
37 | "ptype VA" "" "class" "VA" \ | |
38 | { | |
39 | { field public "int va;" } | |
40 | } | |
c906108c | 41 | |
184ad485 | 42 | # class VB |
c2d11a7d | 43 | |
78c90502 MC |
44 | cp_test_ptype_class \ |
45 | "ptype VB" "" "class" "VB" \ | |
46 | { | |
47 | { field public "int vb;" } | |
48 | { method public "int fvb();" } | |
49 | { method public "virtual int vvb();" } | |
50 | } | |
c906108c | 51 | |
51615d72 | 52 | # class V |
c906108c | 53 | |
78c90502 MC |
54 | cp_test_ptype_class \ |
55 | "ptype V" "" "class" "V" \ | |
56 | { | |
57 | { base "public VA" } | |
58 | { base "public VB" } | |
59 | { field public "int w;" } | |
60 | { method public "int f();" } | |
61 | { method public "virtual int vv();" } | |
62 | } | |
c906108c | 63 | |
184ad485 | 64 | # class A |
c906108c | 65 | |
78c90502 MC |
66 | cp_test_ptype_class \ |
67 | "ptype A" "" "class" "A" \ | |
68 | { | |
69 | { base "public virtual V" } | |
70 | { vbase "V" } | |
71 | { field private "int a;" } | |
72 | { method public "virtual int f();" } | |
73 | } | |
c906108c | 74 | |
184ad485 | 75 | # class B |
c906108c | 76 | |
78c90502 MC |
77 | cp_test_ptype_class \ |
78 | "ptype B" "" "class" "B" \ | |
79 | { | |
80 | { base "public A" } | |
81 | { field private "int b;" } | |
82 | { method public "virtual int f();" } | |
83 | } | |
c906108c | 84 | |
184ad485 | 85 | # class C |
c906108c | 86 | |
78c90502 MC |
87 | cp_test_ptype_class \ |
88 | "ptype C" "" "class" "C" \ | |
89 | { | |
90 | { base "public virtual V" } | |
91 | { vbase "V" } | |
92 | { field public "int c;" } | |
93 | } | |
c906108c | 94 | |
184ad485 | 95 | # class AD |
c906108c | 96 | |
78c90502 MC |
97 | cp_test_ptype_class \ |
98 | "ptype AD" "" "class" "AD" \ | |
99 | { | |
100 | { method public "virtual int vg();" } | |
101 | } | |
c906108c | 102 | |
184ad485 | 103 | # class D |
c906108c | 104 | |
78c90502 MC |
105 | cp_test_ptype_class \ |
106 | "ptype D" "" "class" "D" \ | |
107 | { | |
108 | { base "public AD" } | |
109 | { base "public virtual V" } | |
110 | { vbase "V" } | |
111 | { method public "static void s();" } | |
112 | { method public "virtual int vg();" } | |
113 | { method public "virtual int vd();" } | |
114 | { method public "int fd();" } | |
115 | { field public "int d;" } | |
116 | } | |
c906108c | 117 | |
184ad485 | 118 | # class E |
51615d72 | 119 | |
78c90502 MC |
120 | cp_test_ptype_class \ |
121 | "ptype E" "" "class" "E" \ | |
122 | { | |
123 | { base "public B" } | |
124 | { base "public virtual V" } | |
125 | { base "public D" } | |
126 | { base "public C" } | |
127 | { vbase "V" } | |
128 | { method public "virtual int f();" } | |
129 | { method public "virtual int vg();" } | |
130 | { method public "virtual int vv();" } | |
131 | { field public "int e;" } | |
132 | } | |
c906108c | 133 | |
184ad485 | 134 | # An instance of D |
51615d72 | 135 | |
78c90502 | 136 | cp_test_ptype_class "ptype dd" "" "class" "D" ibid |
c906108c | 137 | |
184ad485 | 138 | # An instance of D * |
51615d72 | 139 | |
78c90502 | 140 | cp_test_ptype_class "ptype ppd" "" "class" "D" ibid "*" |
c906108c | 141 | |
184ad485 MC |
142 | # An instance of AD * |
143 | # TODO: this should be named pADd, not pAd. | |
51615d72 | 144 | |
78c90502 MC |
145 | cp_test_ptype_class "ptype pAd" "" "class" "AD" ibid "*" |
146 | ||
147 | # Instances of these classes. | |
148 | ||
149 | cp_test_ptype_class "ptype a" "" "class" "A" ibid | |
150 | cp_test_ptype_class "ptype b" "" "class" "B" ibid | |
151 | cp_test_ptype_class "ptype c" "" "class" "C" ibid | |
152 | cp_test_ptype_class "ptype d" "" "class" "D" ibid | |
153 | cp_test_ptype_class "ptype e" "" "class" "E" ibid | |
154 | cp_test_ptype_class "ptype v" "" "class" "V" ibid | |
155 | cp_test_ptype_class "ptype vb" "" "class" "VB" ibid | |
156 | ||
157 | # Instances of pointers to these classes. | |
158 | ||
159 | cp_test_ptype_class "ptype pAa" "" "class" "A" ibid "*" | |
160 | cp_test_ptype_class "ptype pAe" "" "class" "A" ibid "*" | |
161 | cp_test_ptype_class "ptype pBe" "" "class" "B" ibid "*" | |
162 | cp_test_ptype_class "ptype pDd" "" "class" "D" ibid "*" | |
163 | cp_test_ptype_class "ptype pDe" "" "class" "D" ibid "*" | |
164 | cp_test_ptype_class "ptype pVa" "" "class" "V" ibid "*" | |
165 | cp_test_ptype_class "ptype pVv" "" "class" "V" ibid "*" | |
166 | cp_test_ptype_class "ptype pVe" "" "class" "V" ibid "*" | |
167 | cp_test_ptype_class "ptype pVd" "" "class" "V" ibid "*" | |
168 | cp_test_ptype_class "ptype pADe" "" "class" "AD" ibid "*" | |
169 | cp_test_ptype_class "ptype pEe" "" "class" "E" ibid "*" | |
170 | cp_test_ptype_class "ptype pVB" "" "class" "VB" ibid "*" | |
184ad485 | 171 | |
51615d72 | 172 | } |
c906108c | 173 | |
51615d72 MC |
174 | # Call virtual functions. |
175 | ||
176 | proc test_virtual_calls {} { | |
177 | global gdb_prompt | |
178 | global nl | |
179 | ||
180 | if [target_info exists gdb,cannot_call_functions] { | |
181 | setup_xfail "*-*-*" 2416 | |
182 | fail "This target can not call functions" | |
183 | return 0 | |
c906108c SS |
184 | } |
185 | ||
51615d72 MC |
186 | gdb_test "print pAe->f()" "\\$\[0-9\]+ = 20" |
187 | gdb_test "print pAa->f()" "\\$\[0-9\]+ = 1" | |
188 | gdb_test "print pDe->vg()" "\\$\[0-9\]+ = 202" | |
189 | gdb_test "print pADe->vg()" "\\$\[0-9\]+ = 202" | |
190 | gdb_test "print pDd->vg()" "\\$\[0-9\]+ = 101" | |
191 | gdb_test "print pEe->vvb()" "\\$\[0-9\]+ = 411" | |
192 | gdb_test "print pVB->vvb()" "\\$\[0-9\]+ = 407" | |
193 | gdb_test "print pBe->vvb()" "\\$\[0-9\]+ = 411" | |
194 | gdb_test "print pDe->vvb()" "\\$\[0-9\]+ = 411" | |
195 | gdb_test "print pEe->vd()" "\\$\[0-9\]+ = 282" | |
196 | gdb_test "print pEe->fvb()" "\\$\[0-9\]+ = 311" | |
197 | ||
51615d72 MC |
198 | # more recent results: |
199 | # wrong value "202" | |
200 | # gcc 2.95.3 -gdwarf-2 | |
201 | # gcc 2.95.3 -gstabs+ | |
202 | # attempt to take addres of value not located in memory | |
203 | # gcc 3.3.2 -gdwarf-2 | |
204 | # gcc 3.3.2 -gstabs+ | |
205 | # | |
206 | # -- chastain 2003-12-31 | |
207 | ||
208 | gdb_test_multiple "print pEe->D::vg()" "print pEe->D::vg()" { | |
209 | -re "\\$\[0-9]+ = 102$nl$gdb_prompt $" { | |
210 | pass "print pEe->D::vg()" | |
211 | } | |
0d5de010 DJ |
212 | -re "\\$\[0-9]+ = 202$nl$gdb_prompt $" { |
213 | # To get this result, we have called pEe->*(&D::vg) (). | |
214 | # That's how GDB interprets this, but it's wrong; in fact | |
215 | # the explicit D:: means to bypass virtual function lookup, | |
216 | # and call D::vg as if it were non-virtual. We still have | |
217 | # to e.g. adjust "this", though. | |
218 | kfail "gdb/1064" "print pEe->D::vg()" | |
219 | } | |
51615d72 MC |
220 | -re "Attempt to take address of value not located in memory.$nl$gdb_prompt $" { |
221 | kfail "gdb/1064" "print pEe->D::vg()" | |
222 | } | |
c906108c SS |
223 | } |
224 | } | |
225 | ||
c4aeac85 TT |
226 | # A helper proc that creates a regular expression matching a |
227 | # particular vtable. NAME is the type name. Each element of ARGS is | |
228 | # the name of a function in the vtable. | |
229 | ||
230 | proc make_one_vtable_result {name args} { | |
231 | global hex | |
232 | ||
233 | set nls "\[\r\n\]+" | |
234 | ||
235 | set result "vtable for '${name}' @ $hex .subobject @ $hex.:$nls" | |
236 | set count 0 | |
237 | foreach func $args { | |
238 | append result ".${count}.: $hex <$func..>${nls}" | |
239 | incr count | |
240 | } | |
241 | ||
242 | return $result | |
243 | } | |
244 | ||
245 | # Test "info vtbl". | |
246 | ||
247 | proc test_info_vtbl {} { | |
248 | global hex | |
249 | ||
250 | set nls "\[\r\n\]+" | |
251 | ||
252 | set vt_A [make_one_vtable_result A A::f] | |
253 | set vt_B [make_one_vtable_result B B::f] | |
254 | set vt_V [make_one_vtable_result V VB::vvb V::vv] | |
255 | set vt_V2 [make_one_vtable_result V VB::vvb "virtual thunk to E::vv"] | |
256 | set vt_D [make_one_vtable_result D D::vg D::vd] | |
257 | set vt_D2 [make_one_vtable_result D "non-virtual thunk to E::vg" D::vd] | |
258 | set vt_E [make_one_vtable_result E E::f E::vg E::vv] | |
259 | ||
260 | gdb_test "info vtbl a" "${vt_A}${vt_V}" | |
261 | gdb_test "info vtbl b" "${vt_B}${vt_V}" | |
262 | gdb_test "info vtbl c" "${vt_V}" | |
263 | gdb_test "info vtbl d" "${vt_D}${vt_V}" | |
264 | gdb_test "info vtbl e" "${vt_E}${vt_D2}${vt_V2}" | |
265 | gdb_test "info vtbl pEe" "${vt_E}${vt_D2}${vt_V2}" | |
266 | ||
267 | gdb_test "info vtbl" "Argument required.*" | |
268 | gdb_test "info vtbl va" \ | |
269 | "This object does not have a virtual function table.*" | |
270 | gdb_test "info vtbl all_count" \ | |
271 | "This object does not have a virtual function table.*" | |
272 | } | |
273 | ||
c906108c | 274 | proc do_tests {} { |
35ec993f MS |
275 | gdb_test_no_output "set language c++" "" |
276 | gdb_test_no_output "set width 0" "" | |
c906108c | 277 | |
a7881759 DJ |
278 | if ![runto_main] then { |
279 | perror "couldn't run to breakpoint" | |
280 | return | |
281 | } | |
c906108c | 282 | test_ptype_of_classes |
c4aeac85 | 283 | test_info_vtbl |
c906108c | 284 | |
51615d72 MC |
285 | gdb_breakpoint test_calls |
286 | gdb_test "continue" ".*Breakpoint .* test_calls.*" "" | |
287 | test_virtual_calls | |
b18be20d DJ |
288 | |
289 | gdb_test "next" ".*pAa->f.*" "next to pAa->f call" | |
290 | gdb_test "next" ".*pDe->vg.*" "next to pDe->vg call" | |
291 | gdb_test "step" ".*E::vg.*" "step through thunk into E::vg" | |
c906108c SS |
292 | } |
293 | ||
294 | do_tests |