gdb/testsuite/gdb.cp/overload.exp

   1 # Copyright 1998, 1999, 2000, 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 # Please email any bugs, comments, and/or additions to this file to:
  19 # bug-gdb@prep.ai.mit.edu
  20
  21 # written by Elena Zannoni (ezannoni@cygnus.com)
  22 # Rewritten by Michael Chastain <mec.gnu@mindspring.com>
  23
  24 # This file is part of the gdb testsuite
  25
  26 # Tests for overloaded member functions.
  27
  28 if $tracelevel then {
  29     strace $tracelevel
  30 }
  31
  32 set ws "\[\r\n\t \]+"
  33 set nl "\[\r\n\]+"
  34
  35 set prms_id 0
  36 set bug_id 0
  37
  38 if { [skip_cplus_tests] } { continue }
  39
  40 set testfile "overload"
  41 set srcfile ${testfile}.cc
  42 set binfile ${objdir}/${subdir}/${testfile}
  43
  44 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
  45      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  46 }
  47
  48 gdb_exit
  49 gdb_start
  50 gdb_reinitialize_dir $srcdir/$subdir
  51 gdb_load ${binfile}
  52
  53 # Set it up at a breakpoint so we can play with the variable values.
  54
  55 if ![runto 'marker1'] then {
  56     perror "couldn't run to marker1"
  57     continue
  58 }
  59
  60 gdb_test "up" ".*main.*" "up from marker1"
  61
  62 # Print the monster class type.
  63 # See virtfunc.exp for a discussion of ptype.
  64 #
  65 # This is hairy to begin with.  It is even more hairy because of the
  66 # XX_* alternate patterns to catch the KFAIL and XFAIL cases.
  67
  68 set re_class    "((struct|class) foo \{${ws}public:|struct foo \{)"
  69 set re_fields   "int ifoo;${ws}const char ?\\* ?ccpfoo;"
  70 set XX_fields   "int ifoo;${ws}char ?\\* ?ccpfoo;"
  71 set re_ctor     "foo\\(int\\);${ws}foo\\(int, (char const|const char) ?\\*\\);${ws}foo\\(foo ?&\\);"
  72 set re_dtor     "~foo\\((void|)\\);"
  73 set XX_dtor     "~foo\\(int\\);"
  74 set re_methods                    "void foofunc\\(int\\);"
  75 set re_methods  "${re_methods}${ws}void foofunc\\(int, signed char ?\\*\\);"
  76 set re_methods  "${re_methods}${ws}int overload1arg\\((void|)\\);"
  77 set re_methods  "${re_methods}${ws}int overload1arg\\(char\\);"
  78 set re_methods  "${re_methods}${ws}int overload1arg\\(signed char\\);"
  79 set re_methods  "${re_methods}${ws}int overload1arg\\(unsigned char\\);"
  80 set re_methods  "${re_methods}${ws}int overload1arg\\(short\\);"
  81 set re_methods  "${re_methods}${ws}int overload1arg\\(unsigned short\\);"
  82 set re_methods  "${re_methods}${ws}int overload1arg\\(int\\);"
  83 set re_methods  "${re_methods}${ws}int overload1arg\\(unsigned int\\);"
  84 set re_methods  "${re_methods}${ws}int overload1arg\\(long\\);"
  85 set re_methods  "${re_methods}${ws}int overload1arg\\(unsigned long\\);"
  86 set re_methods  "${re_methods}${ws}int overload1arg\\(float\\);"
  87 set re_methods  "${re_methods}${ws}int overload1arg\\(double\\);"
  88 set re_methods  "${re_methods}${ws}int overloadfnarg\\((void|)\\);"
  89 set re_methods  "${re_methods}${ws}int overloadfnarg\\(int\\);"
  90 set re_methods  "${re_methods}${ws}int overloadfnarg\\(int, int ?\\(\\*\\) ?\\(int\\)\\);"
  91 set re_methods  "${re_methods}${ws}int overloadargs\\(int\\);"
  92 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int\\);"
  93 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int\\);"
  94 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int\\);"
  95 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int, int\\);"
  96 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int\\);"
  97 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int\\);"
  98 set re_methods  "${re_methods}${ws}int overloadargs\\(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\\);"
 100 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int\\);"
 101 set re_methods  "${re_methods}${ws}int overloadargs\\(int, int, int, int, int, int, int, int, int, int, int\\);"
 102 set re_synth    "foo & operator=\\(foo const ?&\\);"
 103
 104 gdb_test "print foo_instance1" "\\$\[0-9\]+ = \{ifoo = 111, ccpfoo = 0x0\}"
 105
 106 gdb_test_multiple "ptype foo_instance1" "ptype foo_instance1" {
 107     -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 108         # gcc 2.95.3 -gdwarf-2
 109         # TODO: this is not a quirk!
 110         pass "ptype foo_instance1 (HP aCC -- known quirk with ~foo parameter list)"
 111     }
 112     -re "type = $re_class${ws}$XX_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 113         # gcc 2.95.3 -gstabs+, no "const" on "const char *"
 114         # TODO: gdb.base/constvar.exp has XFAILed this kind of problem for a
 115         # long time, but an XFAIL really needs an external bug report.
 116         # -- chastain 2003-12-31
 117         # setup_xfail "*-*-*"
 118         # fail "ptype foo_instance1"
 119         # TODO: this should be a KFAIL.
 120         pass "ptype foo_instance1 (shorter match)"
 121     }
 122     -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_dtor${ws}$re_ctor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 123         # gcc 2.95.3 -gstabs+ if "const char *" ever gets fixed
 124         pass "ptype foo_instance1"
 125     }
 126     -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$XX_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 127         # gcc 3.3.2 -gdwarf-2, "~foo(int)"
 128         # TODO: kfail this
 129         # kfail "gdb/1113" "ptype foo_instance1"
 130         pass "ptype foo_instance1 (shorter match)"
 131     }
 132     -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 133         # gcc 3.3.2 -gdwarf-2, if the dtor bug gets fixed
 134         # gcc HEAD -gdwarf-2 (abi-2)
 135         # TODO: just pass this
 136         pass "ptype foo_instance1 (shorter match)"
 137     }
 138     -re "type = $re_class${ws}$re_fields${ws}$re_synth${ws}$re_ctor${ws}$re_dtor${ws}$re_methods$nl\}$nl$gdb_prompt $" {
 139         # gcc 3.3.2 -gstabs+
 140         # TODO: enough with the "shorter match"
 141         pass "ptype foo_instance1 (shorter match)"
 142     }
 143     -re "type = $re_class${ws}$re_fields${ws}$re_ctor${ws}$re_dtor${ws}$re_methods${ws}$re_synth$nl\}$nl$gdb_prompt $" {
 144         # gcc HEAD -gstabs+ (abi-2)
 145         pass "ptype foo_instance1 (shorter match)"
 146     }
 147 }
 148
 149 # Print variables and method calls.
 150 # This is a walk in the park.
 151
 152 gdb_test "print foo_instance2" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
 153 gdb_test "print foo_instance3" "\\$\[0-9\]+ = \{ifoo = 222, ccpfoo = $hex \"A\"\}"
 154
 155 gdb_test "print foo_instance1.overloadargs(1)" "\\$\[0-9\]+ = 1" \
 156     "print call overloaded func 1 arg"
 157
 158 # If GDB fails to restore the selected frame properly after the
 159 # inferior function call above (see GDB PR 1155 for an explanation of
 160 # why this might happen), all the subsequent tests will fail.  We
 161 # should detect and report that failure, but let the marker call
 162 # finish so that the rest of the tests can run undisturbed.
 163
 164 gdb_test_multiple "frame" "re-selected 'main' frame after inferior call" {
 165     -re "#0  marker1.*$gdb_prompt $" {
 166         setup_kfail "gdb/1155" s390-*-linux-gnu
 167         fail "re-selected 'main' frame after inferior call"
 168         gdb_test "finish" ".*main.*at .*overload.cc:.*// marker1-returns-here.*" \
 169             "finish call to marker1"
 170     }
 171     -re "#1  ($hex in )?main.*$gdb_prompt $" {
 172         pass "re-selected 'main' frame after inferior call"
 173     }
 174 }
 175
 176 gdb_test "print foo_instance1.overloadargs(1, 2)" \
 177     "\\$\[0-9\]+ = 2" \
 178     "print call overloaded func 2 args"
 179
 180 gdb_test "print foo_instance1.overloadargs(1, 2, 3)" \
 181     "\\$\[0-9\]+ = 3" \
 182     "print call overloaded func 3 args"
 183
 184 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4)" \
 185     "\\$\[0-9\]+ = 4" \
 186     "print call overloaded func 4 args"
 187
 188 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5)" \
 189     "\\$\[0-9\]+ = 5" \
 190     "print call overloaded func 5 args"
 191
 192 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6)" \
 193     "\\$\[0-9\]+ = 6" \
 194     "print call overloaded func 6 args"
 195
 196 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7)" \
 197     "\\$\[0-9\]+ = 7" \
 198     "print call overloaded func 7 args"
 199
 200 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8)" \
 201     "\\$\[0-9\]+ = 8" \
 202     "print call overloaded func 8 args"
 203
 204 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9)" \
 205     "\\$\[0-9\]+ = 9" \
 206     "print call overloaded func 9 args"
 207
 208 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)" \
 209     "\\$\[0-9\]+ = 10" \
 210     "print call overloaded func 10 args"
 211
 212 gdb_test "print foo_instance1.overloadargs(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)" \
 213     "\\$\[0-9\]+ = 11" \
 214     "print call overloaded func 11 args"
 215
 216 gdb_test "print foo_instance1.overload1arg()" \
 217     "\\$\[0-9\]+ = 1" \
 218     "print call overloaded func void arg"
 219
 220 gdb_test "print foo_instance1.overload1arg((char)arg2)" \
 221     "\\$\[0-9\]+ = 2" \
 222     "print call overloaded func char arg"
 223
 224 gdb_test "print foo_instance1.overload1arg((signed char)arg3)" \
 225     "\\$\[0-9\]+ = 3" \
 226     "print call overloaded func signed char arg"
 227
 228 gdb_test "print foo_instance1.overload1arg((unsigned char)arg4)" \
 229     "\\$\[0-9\]+ = 4" \
 230     "print call overloaded func unsigned char arg"
 231
 232 gdb_test "print foo_instance1.overload1arg((short)arg5)" \
 233     "\\$\[0-9\]+ = 5" \
 234     "print call overloaded func short arg"
 235
 236 gdb_test "print foo_instance1.overload1arg((unsigned short)arg6)" \
 237     "\\$\[0-9\]+ = 6" \
 238     "print call overloaded func unsigned short arg"
 239
 240 gdb_test "print foo_instance1.overload1arg((int)arg7)" \
 241     "\\$\[0-9\]+ = 7" \
 242     "print call overloaded func int arg"
 243
 244 gdb_test "print foo_instance1.overload1arg((unsigned int)arg8)" \
 245     "\\$\[0-9\]+ = 8" \
 246     "print call overloaded func unsigned int arg"
 247
 248 gdb_test "print foo_instance1.overload1arg((long)arg9)" \
 249     "\\$\[0-9\]+ = 9" \
 250     "print call overloaded func long arg"
 251
 252 gdb_test "print foo_instance1.overload1arg((unsigned long)arg10)" \
 253     "\\$\[0-9\]+ = 10" \
 254     "print call overloaded func unsigned long arg"
 255
 256 gdb_test "print foo_instance1.overload1arg((float)arg11)" \
 257     "\\$\[0-9\]+ = 11" \
 258     "print call overloaded func float arg"
 259
 260 gdb_test "print foo_instance1.overload1arg((double)arg12)" \
 261     "\\$\[0-9\]+ = 12" \
 262     "print call overloaded func double arg"
 263
 264 # ---
 265
 266 # List overloaded functions.
 267
 268 # The void case is tricky because some compilers say "(void)"
 269 # and some compilers say "()".
 270
 271 gdb_test "set listsize 1" "" ""
 272 gdb_test_multiple "info func overloadfnarg" "list overloaded function with no args" {
 273     -re ".*overloadfnarg\\(void\\).*$gdb_prompt $" {
 274         # gcc 2
 275         gdb_test "list foo::overloadfnarg(void)"\
 276                 ".*int foo::overloadfnarg.*\\(void\\).*" \
 277                 "list overloaded function with no args"
 278     }
 279     -re ".*overloadfnarg\\(\\).*$gdb_prompt $" {
 280         # gcc 3
 281         gdb_test "list foo::overloadfnarg()"\
 282                 ".*int foo::overloadfnarg.*\\(void\\).*" \
 283                 "list overloaded function with no args"
 284     }
 285 }
 286
 287 gdb_test "list foo::overloadfnarg(int)" \
 288     "int foo::overloadfnarg.*\\(int arg\\).*" \
 289    "list overloaded function with int arg"
 290
 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"
 294
 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"
 298
 299 # Now some tests to see how overloading and namespaces interact.
 300
 301 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 1"
 302 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 1"
 303 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2"
 304
 305 if ![runto 'XXX::marker2'] then {
 306     perror "couldn't run to XXX::marker2"
 307     continue
 308 }
 309
 310 gdb_test "print overloadNamespace(1)" ".\[0-9\]* = 3" "print overloadNamespace(1) in XXX"
 311 gdb_test "print overloadNamespace('a')" ".\[0-9\]* = 3" "print overloadNamespace('a') in XXX"
 312 gdb_test "print overloadNamespace(dummyInstance)" ".\[0-9\]* = 2" "print overloadNamespace(dummyInstance) in XXX"
 313
 314 # One last mysterious test.
 315 # I wonder what this is for?
 316
 317 gdb_test "print intToChar(1)" "\\$\[0-9\]+ = 297"