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1 # Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007
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 # written by Elena Zannoni (ezannoni@cygnus.com)
19 # Rewritten by Michael Chastain <mec.gnu@mindspring.com>
20
21 # This file is part of the gdb testsuite
22
23 # Tests for overloaded member functions.
24
25 if $tracelevel then {
26 strace $tracelevel
27 }
28
29 set ws "\[\r\n\t \]+"
30 set nl "\[\r\n\]+"
31
32 set prms_id 0
33 set bug_id 0
34
35 if { [skip_cplus_tests] } { continue }
36
37 set testfile "overload"
38 set srcfile ${testfile}.cc
39 set binfile ${objdir}/${subdir}/${testfile}
40
41 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
42 untested overload.exp
43 return -1
44 }
45
46 gdb_exit
47 gdb_start
48 gdb_reinitialize_dir $srcdir/$subdir
49 gdb_load ${binfile}
50
51 # Set it up at a breakpoint so we can play with the variable values.
52
53 if ![runto 'marker1'] then {
54 perror "couldn't run to marker1"
55 continue
56 }
57
58 gdb_test "up" ".*main.*" "up from marker1"
59
60 # Print the monster class type.
61 # See virtfunc.exp for a discussion of ptype.
62 #
63 # This is hairy to begin with. It is even more hairy because of the
64 # XX_* alternate patterns to catch the KFAIL and XFAIL cases.
65
66 set re_class "((struct|class) foo \{${ws}public:|struct foo \{)"
67 set re_fields "int ifoo;${ws}const char ?\\* ?ccpfoo;"
68 set XX_fields "int ifoo;${ws}char ?\\* ?ccpfoo;"
69 set re_ctor "foo\\(int\\);${ws}foo\\(int, (char const|const char) ?\\*\\);${ws}foo\\(foo ?&\\);"
70 set re_dtor "~foo\\((void|)\\);"
71 set XX_dtor "~foo\\(int\\);"
72 set re_methods "void foofunc\\(int\\);"
73 set re_methods "${re_methods}${ws}void foofunc\\(int, signed char ?\\*\\);"
74 set re_methods "${re_methods}${ws}int overload1arg\\((void|)\\);"
75 set re_methods "${re_methods}${ws}int overload1arg\\(char\\);"
76 set re_methods "${re_methods}${ws}int overload1arg\\(signed char\\);"
77 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned char\\);"
78 set re_methods "${re_methods}${ws}int overload1arg\\(short\\);"
79 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned short\\);"
80 set re_methods "${re_methods}${ws}int overload1arg\\(int\\);"
81 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned int\\);"
82 set re_methods "${re_methods}${ws}int overload1arg\\(long\\);"
83 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned long\\);"
84 set re_methods "${re_methods}${ws}int overload1arg\\(float\\);"
85 set re_methods "${re_methods}${ws}int overload1arg\\(double\\);"
86 set re_methods "${re_methods}${ws}int overloadfnarg\\((void|)\\);"
87 set re_methods "${re_methods}${ws}int overloadfnarg\\(int\\);"
88 set re_methods "${re_methods}${ws}int overloadfnarg\\(int, int ?\\(\\*\\) ?\\(int\\)\\);"
89 set re_methods "${re_methods}${ws}int overloadargs\\(int\\);"
90 set re_methods "${re_methods}${ws}int overloadargs\\(int, int\\);"
91 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int\\);"
92 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int\\);"
93 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int\\);"
94 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int\\);"
95 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int\\);"
96 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int\\);"
97 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int\\);"
98 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int\\);"
99 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int, int\\);"
100 set re_synth "foo & operator=\\(foo const ?&\\);"
101
102 gdb_test "print foo_instance1" "\\$\[0-9\]+ = \{ifoo = 111, ccpfoo = 0x0\}"
103
104 gdb_test_multiple "ptype foo_instance1" "ptype foo_instance1" {
105 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
106 # gcc 2.95.3 -gdwarf-2
107 # TODO: this is not a quirk!
108 pass "ptype foo_instance1 (HP aCC -- known quirk with ~foo parameter list)"
109 }
110 -re "type = $re_class${ws}$XX_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
111 # gcc 2.95.3 -gstabs+, no "const" on "const char *"
112 # TODO: gdb.base/constvar.exp has XFAILed this kind of problem for a
113 # long time, but an XFAIL really needs an external bug report.
114 # -- chastain 2003-12-31
115 # setup_xfail "*-*-*"
116 # fail "ptype foo_instance1"
117 # TODO: this should be a KFAIL.
118 pass "ptype foo_instance1 (shorter match)"
119 }
120 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
121 # gcc 2.95.3 -gstabs+ if "const char *" ever gets fixed
122 pass "ptype foo_instance1"
123 }
124 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$XX_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
125 # gcc 3.3.2 -gdwarf-2, "~foo(int)"
126 # TODO: kfail this
127 # kfail "gdb/1113" "ptype foo_instance1"
128 pass "ptype foo_instance1 (shorter match)"
129 }
130 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
131 # gcc 3.3.2 -gdwarf-2, if the dtor bug gets fixed
132 # gcc HEAD -gdwarf-2 (abi-2)
133 # TODO: just pass this
134 pass "ptype foo_instance1 (shorter match)"
135 }
136 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
137 # gcc 3.3.2 -gstabs+
138 # TODO: enough with the "shorter match"
139 pass "ptype foo_instance1 (shorter match)"
140 }
141 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods${ws}$re_synth$nl\}$nl$gdb_prompt $" {
142 # gcc HEAD -gstabs+ (abi-2)
143 pass "ptype foo_instance1 (shorter match)"
144 }
145 }
146
147 # Print variables and method calls.
148 # This is a walk in the park.
149
150 gdb_test "print foo_instance2" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
151 gdb_test "print foo_instance3" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
152
153 gdb_test "print foo_instance1.overloadargs(1)" "\\$\[0-9\]+ = 1" \
154 "print call overloaded func 1 arg"
155
156 # If GDB fails to restore the selected frame properly after the
157 # inferior function call above (see GDB PR 1155 for an explanation of
158 # why this might happen), all the subsequent tests will fail. We
159 # should detect and report that failure, but let the marker call
160 # finish so that the rest of the tests can run undisturbed.
161
162 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
163 -re "#0 marker1.*$gdb_prompt $" {
164 setup_kfail "gdb/1155" s390-*-linux-gnu
165 fail "re-selected 'main' frame after inferior call"
166 gdb_test "finish" ".*main.*at .*overload.cc:.*// marker1-returns-here.*" \
167 "finish call to marker1"
168 }
169 -re "#1 ($hex in )?main.*$gdb_prompt $" {
170 pass "re-selected 'main' frame after inferior call"
171 }
172 }
173
174 gdb_test "print foo_instance1.overloadargs(1, 2)" \
175 "\\$\[0-9\]+ = 2" \
176 "print call overloaded func 2 args"
177
178 gdb_test "print foo_instance1.overloadargs(1, 2, 3)" \
179 "\\$\[0-9\]+ = 3" \
180 "print call overloaded func 3 args"
181
182 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4)" \
183 "\\$\[0-9\]+ = 4" \
184 "print call overloaded func 4 args"
185
186 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5)" \
187 "\\$\[0-9\]+ = 5" \
188 "print call overloaded func 5 args"
189
190 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6)" \
191 "\\$\[0-9\]+ = 6" \
192 "print call overloaded func 6 args"
193
194 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7)" \
195 "\\$\[0-9\]+ = 7" \
196 "print call overloaded func 7 args"
197
198 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8)" \
199 "\\$\[0-9\]+ = 8" \
200 "print call overloaded func 8 args"
201
202 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9)" \
203 "\\$\[0-9\]+ = 9" \
204 "print call overloaded func 9 args"
205
206 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" \
207 "\\$\[0-9\]+ = 10" \
208 "print call overloaded func 10 args"
209
210 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)" \
211 "\\$\[0-9\]+ = 11" \
212 "print call overloaded func 11 args"
213
214 gdb_test "print foo_instance1.overload1arg()" \
215 "\\$\[0-9\]+ = 1" \
216 "print call overloaded func void arg"
217
218 gdb_test "print foo_instance1.overload1arg((char)arg2)" \
219 "\\$\[0-9\]+ = 2" \
220 "print call overloaded func char arg"
221
222 gdb_test "print foo_instance1.overload1arg((signed char)arg3)" \
223 "\\$\[0-9\]+ = 3" \
224 "print call overloaded func signed char arg"
225
226 gdb_test "print foo_instance1.overload1arg((unsigned char)arg4)" \
227 "\\$\[0-9\]+ = 4" \
228 "print call overloaded func unsigned char arg"
229
230 gdb_test "print foo_instance1.overload1arg((short)arg5)" \
231 "\\$\[0-9\]+ = 5" \
232 "print call overloaded func short arg"
233
234 gdb_test "print foo_instance1.overload1arg((unsigned short)arg6)" \
235 "\\$\[0-9\]+ = 6" \
236 "print call overloaded func unsigned short arg"
237
238 gdb_test "print foo_instance1.overload1arg((int)arg7)" \
239 "\\$\[0-9\]+ = 7" \
240 "print call overloaded func int arg"
241
242 gdb_test "print foo_instance1.overload1arg((unsigned int)arg8)" \
243 "\\$\[0-9\]+ = 8" \
244 "print call overloaded func unsigned int arg"
245
246 gdb_test "print foo_instance1.overload1arg((long)arg9)" \
247 "\\$\[0-9\]+ = 9" \
248 "print call overloaded func long arg"
249
250 gdb_test "print foo_instance1.overload1arg((unsigned long)arg10)" \
251 "\\$\[0-9\]+ = 10" \
252 "print call overloaded func unsigned long arg"
253
254 gdb_test "print foo_instance1.overload1arg((float)arg11)" \
255 "\\$\[0-9\]+ = 11" \
256 "print call overloaded func float arg"
257
258 gdb_test "print foo_instance1.overload1arg((double)arg12)" \
259 "\\$\[0-9\]+ = 12" \
260 "print call overloaded func double arg"
261
262 # ---
263
264 # List overloaded functions.
265
266 # The void case is tricky because some compilers say "(void)"
267 # and some compilers say "()".
268
269 gdb_test "set listsize 1" "" ""
270 gdb_test_multiple "info func overloadfnarg" "list overloaded function with no args" {
271 -re ".*overloadfnarg\\(void\\).*$gdb_prompt $" {
272 # gcc 2
273 gdb_test "list foo::overloadfnarg(void)"\
274 ".*int foo::overloadfnarg.*\\(void\\).*" \
275 "list overloaded function with no args"
276 }
277 -re ".*overloadfnarg\\(\\).*$gdb_prompt $" {
278 # gcc 3
279 gdb_test "list foo::overloadfnarg()"\
280 ".*int foo::overloadfnarg.*\\(void\\).*" \
281 "list overloaded function with no args"
282 }
283 }
284
285 gdb_test "list foo::overloadfnarg(int)" \
286 "int foo::overloadfnarg.*\\(int arg\\).*" \
287 "list overloaded function with int arg"
288
289 gdb_test "list foo::overloadfnarg(int, int (*)(int))" \
290 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
291 "list overloaded function with function ptr args"
292
293 gdb_test "list \"foo::overloadfnarg(int, int (*)(int))\"" \
294 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
295 "list overloaded function with function ptr args - quotes around argument"
296
297 # Now some tests to see how overloading and namespaces interact.
298
299 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 1"
300 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 1"
301 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2"
302
303 if ![runto 'XXX::marker2'] then {
304 perror "couldn't run to XXX::marker2"
305 continue
306 }
307
308 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 3" "print overloadNamespace(1) in XXX"
309 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 3" "print overloadNamespace('a') in XXX"
310 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2" "print overloadNamespace(dummyInstance) in XXX"
311
312 # One last mysterious test.
313 # I wonder what this is for?
314
315 gdb_test "print intToChar(1)" "\\$\[0-9\]+ = 297"