1 # Copyright 1998-2004, 2007-2012 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.
31 if { [skip_cplus_tests] } { continue }
33 set testfile "overload"
34 set srcfile ${testfile}.cc
35 set binfile ${objdir}/${subdir}/${testfile}
37 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
44 gdb_reinitialize_dir $srcdir/$subdir
47 # Set it up at a breakpoint so we can play with the variable values.
49 if ![runto 'marker1'] then {
50 perror "couldn't run to marker1"
54 gdb_test "up" ".*main.*" "up from marker1"
56 # Print the monster class type.
57 # See virtfunc.exp for a discussion of ptype.
59 # This is hairy to begin with. It is even more hairy because of the
60 # XX_* alternate patterns to catch the KFAIL and XFAIL cases.
62 set re_class "((struct|class) foo \{${ws}public:|struct foo \{)"
63 set re_fields "int ifoo;${ws}const char ?\\* ?ccpfoo;"
64 set XX_fields "int ifoo;${ws}char ?\\* ?ccpfoo;"
65 set re_ctor "foo\\(int\\);${ws}foo\\(int, (char const|const char) ?\\*\\);${ws}foo\\(foo ?&\\);"
66 set re_dtor "~foo\\((void|)\\);"
67 set XX_dtor "~foo\\(int\\);"
68 set re_methods "void foofunc\\(int\\);"
69 set re_methods "${re_methods}${ws}void foofunc\\(int, signed char ?\\*\\);"
70 set re_methods "${re_methods}${ws}int overload1arg\\((void|)\\);"
71 set re_methods "${re_methods}${ws}int overload1arg\\(char\\);"
72 set re_methods "${re_methods}${ws}int overload1arg\\(signed char\\);"
73 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned char\\);"
74 set re_methods "${re_methods}${ws}int overload1arg\\(short( int)?\\);"
75 set re_methods "${re_methods}${ws}int overload1arg\\((unsigned short|short unsigned)( int)?\\);"
76 set re_methods "${re_methods}${ws}int overload1arg\\(int\\);"
77 set re_methods "${re_methods}${ws}int overload1arg\\(unsigned int\\);"
78 set re_methods "${re_methods}${ws}int overload1arg\\(long( int)?\\);"
79 set re_methods "${re_methods}${ws}int overload1arg\\((unsigned long|long unsigned)( int)?\\);"
80 set re_methods "${re_methods}${ws}int overload1arg\\(float\\);"
81 set re_methods "${re_methods}${ws}int overload1arg\\(double\\);"
82 set re_methods "${re_methods}${ws}int overload1arg\\(int \\*\\);"
83 set re_methods "${re_methods}${ws}int overload1arg\\(void \\*\\);"
84 set re_methods "${re_methods}${ws}int overloadfnarg\\((void|)\\);"
85 set re_methods "${re_methods}${ws}int overloadfnarg\\(int\\);"
86 set re_methods "${re_methods}${ws}int overloadfnarg\\(int, int ?\\(\\*\\) ?\\(int\\)\\);"
87 set re_methods "${re_methods}${ws}int overloadargs\\(int\\);"
88 set re_methods "${re_methods}${ws}int overloadargs\\(int, int\\);"
89 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int\\);"
90 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int\\);"
91 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int\\);"
92 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int\\);"
93 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int\\);"
94 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int\\);"
95 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int\\);"
96 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int\\);"
97 set re_methods "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int, int\\);"
98 set re_synth "foo & operator=\\(foo const ?&\\);"
100 gdb_test "print foo_instance1" "\\$\[0-9\]+ = \{ifoo = 111, ccpfoo = 0x0\}"
102 gdb_test_multiple "ptype foo_instance1" "ptype foo_instance1" {
103 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
104 # gcc 2.95.3 -gdwarf-2
105 # TODO: this is not a quirk!
106 pass "ptype foo_instance1 (HP aCC -- known quirk with ~foo parameter list)"
108 -re "type = $re_class${ws}$XX_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
109 # gcc 2.95.3 -gstabs+, no "const" on "const char *"
110 # TODO: gdb.base/constvar.exp has XFAILed this kind of problem for a
111 # long time, but an XFAIL really needs an external bug report.
112 # -- chastain 2003-12-31
113 # setup_xfail "*-*-*"
114 # fail "ptype foo_instance1"
115 # TODO: this should be a KFAIL.
116 pass "ptype foo_instance1 (shorter match)"
118 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
119 # gcc 2.95.3 -gstabs+ if "const char *" ever gets fixed
120 pass "ptype foo_instance1"
122 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$XX_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
123 # gcc 3.3.2 -gdwarf-2, "~foo(int)"
125 # kfail "gdb/1113" "ptype foo_instance1"
126 pass "ptype foo_instance1 (shorter match)"
128 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
129 # gcc 3.3.2 -gdwarf-2, if the dtor bug gets fixed
130 # gcc HEAD -gdwarf-2 (abi-2)
131 # TODO: just pass this
132 pass "ptype foo_instance1 (shorter match)"
134 -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
136 # TODO: enough with the "shorter match"
137 pass "ptype foo_instance1 (shorter match)"
139 -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods${ws}$re_synth$nl\}$nl$gdb_prompt $" {
140 # gcc HEAD -gstabs+ (abi-2)
141 pass "ptype foo_instance1 (shorter match)"
145 # Print variables and method calls.
146 # This is a walk in the park.
148 gdb_test "print foo_instance2" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
149 gdb_test "print foo_instance3" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
151 gdb_test "print foo_instance1.overloadargs(1)" "\\$\[0-9\]+ = 1" \
152 "print call overloaded func 1 arg"
154 # If GDB fails to restore the selected frame properly after the
155 # inferior function call above (see GDB PR 1155 for an explanation of
156 # why this might happen), all the subsequent tests will fail. We
157 # should detect and report that failure, but let the marker call
158 # finish so that the rest of the tests can run undisturbed.
160 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
161 -re "#0 marker1.*$gdb_prompt $" {
162 setup_kfail "gdb/1155" s390-*-linux-gnu
163 fail "re-selected 'main' frame after inferior call"
164 gdb_test "finish" ".*main.*at .*overload.cc:.*// marker1-returns-here.*" \
165 "finish call to marker1"
167 -re "#1 ($hex in )?main.*$gdb_prompt $" {
168 pass "re-selected 'main' frame after inferior call"
172 gdb_test "print foo_instance1.overloadargs(1, 2)" \
174 "print call overloaded func 2 args"
176 gdb_test "print foo_instance1.overloadargs(1, 2, 3)" \
178 "print call overloaded func 3 args"
180 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4)" \
182 "print call overloaded func 4 args"
184 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5)" \
186 "print call overloaded func 5 args"
188 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6)" \
190 "print call overloaded func 6 args"
192 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7)" \
194 "print call overloaded func 7 args"
196 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8)" \
198 "print call overloaded func 8 args"
200 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9)" \
202 "print call overloaded func 9 args"
204 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" \
206 "print call overloaded func 10 args"
208 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)" \
210 "print call overloaded func 11 args"
212 gdb_test "print foo_instance1.overload1arg()" \
214 "print call overloaded func void arg"
216 gdb_test "print foo_instance1.overload1arg((char)arg2)" \
218 "print call overloaded func char arg"
220 gdb_test "print foo_instance1.overload1arg((signed char)arg3)" \
222 "print call overloaded func signed char arg"
224 gdb_test "print foo_instance1.overload1arg((unsigned char)arg4)" \
226 "print call overloaded func unsigned char arg"
228 gdb_test "print foo_instance1.overload1arg((short)arg5)" \
230 "print call overloaded func short arg"
232 gdb_test "print foo_instance1.overload1arg((unsigned short)arg6)" \
234 "print call overloaded func unsigned short arg"
236 gdb_test "print foo_instance1.overload1arg((int)arg7)" \
238 "print call overloaded func int arg"
240 gdb_test "print foo_instance1.overload1arg((unsigned int)arg8)" \
242 "print call overloaded func unsigned int arg"
244 gdb_test "print foo_instance1.overload1arg((long)arg9)" \
246 "print call overloaded func long arg"
248 gdb_test "print foo_instance1.overload1arg((unsigned long)arg10)" \
250 "print call overloaded func unsigned long arg"
252 gdb_test "print foo_instance1.overload1arg((float)arg11)" \
254 "print call overloaded func float arg"
256 gdb_test "print foo_instance1.overload1arg((double)arg12)" \
258 "print call overloaded func double arg"
260 gdb_test "print foo_instance1.overload1arg(&arg13)" \
262 "print call overloaded func int\\* arg"
264 gdb_test "print foo_instance1.overload1arg(&arg14)" \
266 "print call overloaded func char\\* arg"
268 gdb_test "print bar(a)" "= 11"
269 gdb_test "print bar(b)" "= 22"
270 gdb_test "print bar(c)" "= 22"
271 gdb_test "print bar(d)" "= 22"
275 # List overloaded functions.
277 # The void case is tricky because some compilers say "(void)"
278 # and some compilers say "()".
280 gdb_test_no_output "set listsize 1" ""
281 gdb_test_multiple "info func overloadfnarg" "list overloaded function with no args" {
282 -re ".*overloadfnarg\\(void\\).*$gdb_prompt $" {
284 gdb_test "list foo::overloadfnarg(void)"\
285 ".*int foo::overloadfnarg.*\\(void\\).*" \
286 "list overloaded function with no args"
288 -re ".*overloadfnarg\\(\\).*$gdb_prompt $" {
290 gdb_test "list foo::overloadfnarg()"\
291 ".*int foo::overloadfnarg.*\\(void\\).*" \
292 "list overloaded function with no args"
296 gdb_test "list foo::overloadfnarg(int)" \
297 "int foo::overloadfnarg.*\\(int arg\\).*" \
298 "list overloaded function with int arg"
300 gdb_test "list foo::overloadfnarg(int, int (*)(int))" \
301 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
302 "list overloaded function with function ptr args"
304 gdb_test "list \"foo::overloadfnarg(int, int (*)(int))\"" \
305 "int foo::overloadfnarg.*\\(int arg, int \\(\\*foo\\) \\(int\\)\\).*" \
306 "list overloaded function with function ptr args - quotes around argument"
308 # Test list with filename.
310 gdb_test "list ${srcfile}:intToChar" "int intToChar.*"
311 gdb_test "list ${srcfile}:intToChar(char)" "int intToChar.*"
312 gdb_test "list ${srcfile}:'intToChar(char)'" "int intToChar.*"
313 gdb_test "list '${srcfile}:intToChar(char)'" "int intToChar.*"
314 gdb_test "list '${srcfile}':intToChar(char)" "int intToChar.*"
315 gdb_test "list '${srcfile}':'intToChar(char)'" "int intToChar.*"
317 # And with filename and namespace.
319 gdb_test "list ${srcfile}:foo::overloadfnarg(int)" "int foo::overloadfnarg.*}"
320 gdb_test "list ${srcfile}:'foo::overloadfnarg(int)'" "int foo::overloadfnarg.*}"
322 # Now some tests to see how overloading and namespaces interact.
324 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 1"
325 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 1"
326 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2"
329 gdb_test "print K::staticoverload ()" " = 1"
330 gdb_test "print K::staticoverload (2)" " = 2"
331 gdb_test "print K::staticoverload (2, 3)" " = 5"
333 # Namespace-qualified functions.
334 gdb_test "print N::nsoverload ()" " = 1"
335 gdb_test "print N::nsoverload (2)" " = 2"
336 gdb_test "print N::nsoverload (2, 3)" " = 5"
338 if ![runto 'XXX::marker2'] then {
339 perror "couldn't run to XXX::marker2"
343 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 3" "print overloadNamespace(1) in XXX"
344 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 3" "print overloadNamespace('a') in XXX"
345 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2" "print overloadNamespace(dummyInstance) in XXX"
347 # One last mysterious test.
348 # I wonder what this is for?
350 gdb_test "print intToChar(1)" "\\$\[0-9\]+ = 297"
352 # Test expression evaluation with overloaded methods
353 gdb_test "print foo::overload1arg" \
354 "non-unique member `overload1arg' requires type instantiation" \
355 "print foo::overload1arg"
357 gdb_test "print foo::overload1arg(char***)" \
358 "no member function matches that type instantiation" \
359 "print foo::overload1arg(char***)"
361 gdb_test "print foo::overload1arg(void)" \
362 "\\$$decimal = {int \\(foo \\*( const|)\\)} $hex <foo::overload1arg\\(\\)>" \
363 "print foo::overload1arg(void)"
365 foreach t [list char "signed char" "unsigned char" "short" \
366 "unsigned short" int "unsigned int" long "unsigned long" \
368 gdb_test "print foo::overload1arg($t)" \
369 "\\$$decimal = {int \\(foo \\*( const|), $t\\)} $hex <foo::overload1arg\\($t\\)>" \
370 "print foo::overload1arg($t)"