1 # Copyright 1998-2014 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 # written by Elena Zannoni (ezannoni@cygnus.com)
17 # Rewritten by Michael Chastain <mec.gnu@mindspring.com>
19 # This file is part of the gdb testsuite
21 # Tests for overloaded member functions.
27 if { [skip_cplus_tests] } { continue }
31 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} {
35 # Set it up at a breakpoint so we can play with the variable values.
37 if ![runto 'marker1'] then {
38 perror "couldn't run to marker1"
42 gdb_test "up" ".*main.*" "up from marker1"
44 # Print the monster class type.
45 # See virtfunc.exp for a discussion of ptype.
47 # This is hairy to begin with. It is even more hairy because of the
48 # XX_* alternate patterns to catch the KFAIL and XFAIL cases.
50 set re_class "((struct|class) foo \{${ws}public:|struct foo \{)"
51 set re_fields "int ifoo;${ws}const char ?\\* ?ccpfoo;"
52 set XX_fields "int ifoo;${ws}char ?\\* ?ccpfoo;"
53 set re_ctor "foo\\(int\\);${ws}foo\\(int, (char const|const char) ?\\*\\);${ws}foo\\(foo ?&\\);"
54 set re_dtor "~foo\\((void|)\\);"
55 set XX_dtor "~foo\\(int\\);"
56 set re_methods "void foofunc\\(int\\);"
57 set re_methods "${re_methods}${ws}void foofunc\\(int, signed char ?\\*\\);"
58 set re_methods "${re_methods}${ws}int overload1arg\\((void|)\\);"
59 set re_methods "${re_methods}${ws}int overload1arg\\(char\\);"
60 set re_methods "${re_methods}${ws}int overload1arg\\(signed char\\);"
61 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned char\\);"
62 set re_methods "${re_methods}${ws}int overload1arg\\(short( int)?\\);"
63 set re_methods "${re_methods}${ws}int overload1arg\\((unsigned short|short unsigned)( int)?\\);"
64 set re_methods "${re_methods}${ws}int overload1arg\\(int\\);"
65 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned int\\);"
66 set re_methods "${re_methods}${ws}int overload1arg\\(long( int)?\\);"
67 set re_methods "${re_methods}${ws}int overload1arg\\((unsigned long|long unsigned)( int)?\\);"
68 set re_methods "${re_methods}${ws}int overload1arg\\(float\\);"
69 set re_methods "${re_methods}${ws}int overload1arg\\(double\\);"
70 set re_methods "${re_methods}${ws}int overload1arg\\(int \\*\\);"
71 set re_methods "${re_methods}${ws}int overload1arg\\(void \\*\\);"
72 set re_methods "${re_methods}${ws}int overloadfnarg\\((void|)\\);"
73 set re_methods "${re_methods}${ws}int overloadfnarg\\(int\\);"
74 set re_methods "${re_methods}${ws}int overloadfnarg\\(int, int ?\\(\\*\\) ?\\(int\\)\\);"
75 set re_methods "${re_methods}${ws}int overloadargs\\(int\\);"
76 set re_methods "${re_methods}${ws}int overloadargs\\(int, int\\);"
77 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int\\);"
78 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int\\);"
79 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int\\);"
80 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int\\);"
81 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int\\);"
82 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int\\);"
83 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int\\);"
84 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int\\);"
85 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int, int\\);"
86 set re_synth "foo & operator=\\(foo const ?&\\);"
88 gdb_test "print foo_instance1" "\\$\[0-9\]+ = \{ifoo = 111, ccpfoo = 0x0\}"
90 gdb_test_multiple "ptype foo_instance1" "ptype foo_instance1" {
91 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
92 # gcc 2.95.3 -gdwarf-2
93 # TODO: this is not a quirk!
94 pass "ptype foo_instance1 (HP aCC -- known quirk with ~foo parameter list)"
96 -re "type = $re_class${ws}$XX_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
97 # gcc 2.95.3 -gstabs+, no "const" on "const char *"
98 # TODO: gdb.base/constvar.exp has XFAILed this kind of problem for a
99 # long time, but an XFAIL really needs an external bug report.
100 # -- chastain 2003-12-31
101 # setup_xfail "*-*-*"
102 # fail "ptype foo_instance1"
103 # TODO: this should be a KFAIL.
104 pass "ptype foo_instance1 (shorter match)"
106 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
107 # gcc 2.95.3 -gstabs+ if "const char *" ever gets fixed
108 pass "ptype foo_instance1"
110 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$XX_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
111 # gcc 3.3.2 -gdwarf-2, "~foo(int)"
113 # kfail "gdb/1113" "ptype foo_instance1"
114 pass "ptype foo_instance1 (shorter match)"
116 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
117 # gcc 3.3.2 -gdwarf-2, if the dtor bug gets fixed
118 # gcc HEAD -gdwarf-2 (abi-2)
119 # TODO: just pass this
120 pass "ptype foo_instance1 (shorter match)"
122 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
124 # TODO: enough with the "shorter match"
125 pass "ptype foo_instance1 (shorter match)"
127 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods${ws}$re_synth$nl\}$nl$gdb_prompt $" {
128 # gcc HEAD -gstabs+ (abi-2)
129 pass "ptype foo_instance1 (shorter match)"
133 # Print variables and method calls.
134 # This is a walk in the park.
136 gdb_test "print foo_instance2" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
137 gdb_test "print foo_instance3" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
139 gdb_test "print foo_instance1.overloadargs(1)" "\\$\[0-9\]+ = 1" \
140 "print call overloaded func 1 arg"
142 # Regression test for overloading with function pointer type.
143 gdb_test "print foo_instance1.overloadfnarg(23, intintfunc)" " = 23"
145 # If GDB fails to restore the selected frame properly after the
146 # inferior function call above (see GDB PR 1155 for an explanation of
147 # why this might happen), all the subsequent tests will fail. We
148 # should detect and report that failure, but let the marker call
149 # finish so that the rest of the tests can run undisturbed.
151 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
152 -re "#0 marker1.*$gdb_prompt $" {
153 setup_kfail "gdb/1155" s390-*-linux-gnu
154 fail "re-selected 'main' frame after inferior call"
155 gdb_test "finish" ".*main.*at .*overload.cc:.*// marker1-returns-here.*" \
156 "finish call to marker1"
158 -re "#1 ($hex in )?main.*$gdb_prompt $" {
159 pass "re-selected 'main' frame after inferior call"
163 gdb_test "print foo_instance1.overloadargs(1, 2)" \
165 "print call overloaded func 2 args"
167 gdb_test "print foo_instance1.overloadargs(1, 2, 3)" \
169 "print call overloaded func 3 args"
171 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4)" \
173 "print call overloaded func 4 args"
175 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5)" \
177 "print call overloaded func 5 args"
179 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6)" \
181 "print call overloaded func 6 args"
183 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7)" \
185 "print call overloaded func 7 args"
187 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8)" \
189 "print call overloaded func 8 args"
191 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9)" \
193 "print call overloaded func 9 args"
195 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" \
197 "print call overloaded func 10 args"
199 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)" \
201 "print call overloaded func 11 args"
203 gdb_test "print foo_instance1.overload1arg()" \
205 "print call overloaded func void arg"
207 gdb_test "print foo_instance1.overload1arg((char)arg2)" \
209 "print call overloaded func char arg"
211 gdb_test "print foo_instance1.overload1arg((signed char)arg3)" \
213 "print call overloaded func signed char arg"
215 gdb_test "print foo_instance1.overload1arg((unsigned char)arg4)" \
217 "print call overloaded func unsigned char arg"
219 gdb_test "print foo_instance1.overload1arg((short)arg5)" \
221 "print call overloaded func short arg"
223 gdb_test "print foo_instance1.overload1arg((unsigned short)arg6)" \
225 "print call overloaded func unsigned short arg"
227 gdb_test "print foo_instance1.overload1arg((int)arg7)" \
229 "print call overloaded func int arg"
231 gdb_test "print foo_instance1.overload1arg((unsigned int)arg8)" \
233 "print call overloaded func unsigned int arg"
235 gdb_test "print foo_instance1.overload1arg((long)arg9)" \
237 "print call overloaded func long arg"
239 gdb_test "print foo_instance1.overload1arg((unsigned long)arg10)" \
241 "print call overloaded func unsigned long arg"
243 gdb_test "print foo_instance1.overload1arg((float)arg11)" \
245 "print call overloaded func float arg"
247 gdb_test "print foo_instance1.overload1arg((double)arg12)" \
249 "print call overloaded func double arg"
251 gdb_test "print foo_instance1.overload1arg(&arg13)" \
253 "print call overloaded func int\\* arg"
255 gdb_test "print foo_instance1.overload1arg(&arg14)" \
257 "print call overloaded func char\\* arg"
259 gdb_test "print bar(a)" "= 11"
260 gdb_test "print bar(b)" "= 22"
261 gdb_test "print bar(c)" "= 22"
262 gdb_test "print bar(d)" "= 22"
266 # List overloaded functions.
268 # The void case is tricky because some compilers say "(void)"
269 # and some compilers say "()".
271 gdb_test_no_output "set listsize 1" ""
272 gdb_test_multiple "info func overloadfnarg" "list overloaded function with no args" {
273 -re ".*overloadfnarg\\(void\\).*$gdb_prompt $" {
275 gdb_test "list foo::overloadfnarg(void)"\
276 ".*int foo::overloadfnarg.*\\(void\\).*" \
277 "list overloaded function with no args"
279 -re ".*overloadfnarg\\(\\).*$gdb_prompt $" {
281 gdb_test "list foo::overloadfnarg()"\
282 ".*int foo::overloadfnarg.*\\(void\\).*" \
283 "list overloaded function with no args"
287 gdb_test "list foo::overloadfnarg(int)" \
288 "int foo::overloadfnarg.*\\(int arg\\).*" \
289 "list overloaded function with int arg"
291 gdb_test "list foo::overloadfnarg(int, int (*)(int))" \
292 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
293 "list overloaded function with function ptr args"
295 gdb_test "list \"foo::overloadfnarg(int, int (*)(int))\"" \
296 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
297 "list overloaded function with function ptr args - quotes around argument"
299 # Test list with filename.
301 gdb_test "list ${srcfile}:intToChar" "int intToChar.*"
302 gdb_test "list ${srcfile}:intToChar(char)" "int intToChar.*"
303 gdb_test "list ${srcfile}:'intToChar(char)'" "int intToChar.*"
304 gdb_test "list '${srcfile}:intToChar(char)'" "int intToChar.*"
305 gdb_test "list '${srcfile}':intToChar(char)" "int intToChar.*"
306 gdb_test "list '${srcfile}':'intToChar(char)'" "int intToChar.*"
308 # And with filename and namespace.
310 gdb_test "list ${srcfile}:foo::overloadfnarg(int)" "int foo::overloadfnarg.*}"
311 gdb_test "list ${srcfile}:'foo::overloadfnarg(int)'" "int foo::overloadfnarg.*}"
313 # Now some tests to see how overloading and namespaces interact.
315 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 1"
316 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 1"
317 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2"
320 gdb_test "print K::staticoverload ()" " = 1"
321 gdb_test "print K::staticoverload (2)" " = 2"
322 gdb_test "print K::staticoverload (2, 3)" " = 5"
324 # Namespace-qualified functions.
325 gdb_test "print N::nsoverload ()" " = 1"
326 gdb_test "print N::nsoverload (2)" " = 2"
327 gdb_test "print N::nsoverload (2, 3)" " = 5"
329 if ![runto 'XXX::marker2'] then {
330 perror "couldn't run to XXX::marker2"
334 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 3" "print overloadNamespace(1) in XXX"
335 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 3" "print overloadNamespace('a') in XXX"
336 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2" "print overloadNamespace(dummyInstance) in XXX"
338 # One last mysterious test.
339 # I wonder what this is for?
341 gdb_test "print intToChar(1)" "\\$\[0-9\]+ = 297"
343 # Test expression evaluation with overloaded methods
344 gdb_test "print foo::overload1arg" \
345 "non-unique member `overload1arg' requires type instantiation" \
346 "print foo::overload1arg"
348 gdb_test "print foo::overload1arg(char***)" \
349 "no member function matches that type instantiation" \
350 "print foo::overload1arg(char***)"
352 gdb_test "print foo::overload1arg(void)" \
353 "\\$$decimal = {int \\(foo \\*( const|)\\)} $hex <foo::overload1arg\\(\\)>" \
354 "print foo::overload1arg(void)"
356 foreach t [list char "signed char" "unsigned char" "short" \
357 "unsigned short" int "unsigned int" long "unsigned long" \
359 gdb_test "print foo::overload1arg($t)" \
360 "\\$$decimal = {int \\(foo \\*( const|), $t\\)} $hex <foo::overload1arg\\($t\\)>" \
361 "print foo::overload1arg($t)"