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