gdb/testsuite/gdb.c++/cplusfuncs.exp

   1 # Copyright (C) 1992, 1997, 1999 Free Software Foundation, Inc.
   2
   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 2 of the License, or
   6 # (at your option) any later version.
   7 #
   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.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # bug-gdb@prep.ai.mit.edu
  19
  20 # This file was written by Fred Fish. (fnf@cygnus.com)
  21
  22 if $tracelevel then {
  23         strace $tracelevel
  24 }
  25
  26 if { [skip_cplus_tests] } { continue }
  27
  28 set testfile "cplusfuncs"
  29 set srcfile ${testfile}.cc
  30 set binfile ${objdir}/${subdir}/${testfile}
  31
  32 if { [get_compiler_info $binfile "c++"] } {
  33     return -1
  34 }
  35
  36 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
  37      gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
  38 }
  39
  40 #
  41 #  Cause gdb to lookup a specific C++ function and print the demangled
  42 #  form.
  43 #
  44
  45 proc info_func { regex demangled } {
  46     global gdb_prompt
  47
  48     send_gdb "info function $regex\n"
  49     gdb_expect {
  50         -re "File .*:\r\n$demangled\r\n.*$gdb_prompt $" {
  51             pass "info function for \"$regex\""
  52         }
  53         -re "File .*:\r\nclass $demangled\r\n.*$gdb_prompt $" {
  54             pass "info function for \"$regex\""
  55         }
  56         -re ".*$gdb_prompt $" {
  57             fail "info function for \"$regex\""
  58         }
  59         timeout {
  60             fail "info function for \"$regex\" (timeout)"
  61         }
  62     }
  63 }
  64
  65 #
  66 #  Run print &'$arg' on the input arg and verify that we can correctly
  67 #  lookup the fully qualified C++ function.
  68 #  We ignore the return type of the function since we are only interested
  69 #  in the rootname and arguments part.
  70 #
  71
  72 proc print_addr_of { arg } {
  73     global gdb_prompt
  74     global hex
  75
  76     set pattern [string_to_regexp $arg]
  77     send_gdb "print &'$arg'\n"
  78     gdb_expect {
  79         -re ".* = .* $hex <$pattern>\r\n$gdb_prompt $" { pass "print &'$arg'" }
  80         -re ".*$gdb_prompt $" {
  81             fail "print &'$arg'"
  82         }
  83         timeout {
  84             fail "print &'$arg' (timeout)"
  85         }
  86     }
  87 }
  88
  89 #
  90 # Test name demangling for operators.
  91 #
  92 # The '(' at the end of each regex input pattern is so that we match only
  93 # the one we are looking for.  I.E. "operator&" would match both
  94 # "operator&(foo &)" and "operator&&(foo &)".
  95 #
  96
  97 proc test_lookup_operator_functions {} {
  98
  99     # These tests don't work for COFF targets; don't even try them
 100     if [istarget "a29k-*-udi"] then {
 101         setup_xfail "a29k-*-udi"
 102         fail "skipping operator tests"
 103         return
 104     }
 105
 106     info_func "operator&&("  "void foo::operator&&\\(foo &\\);"
 107     info_func "operator&=("  "void foo::operator&=\\(foo &\\);"
 108     info_func "operator&("  "void foo::operator&\\(foo &\\);"
 109     info_func "operator/=("  "void foo::operator/=\\(foo &\\);"
 110     info_func "operator^=("  "void foo::operator.=\\(foo &\\);"
 111     info_func "operator<<=("  "void foo::operator<<=\\(foo &\\);"
 112     info_func "operator%=("  "void foo::operator%=\\(foo &\\);"
 113     info_func "operator-=("  "void foo::operator-=\\(foo &\\);"
 114
 115     # There doesn't appear to be any way to get GDB to treat '*' as a
 116     # character to match, rather than as a regex special character.
 117     setup_xfail "*-*-*"
 118     info_func "operator\*=("  "void foo::operator\\*=\\(foo &\\);"
 119
 120     info_func "operator|=("  "void foo::operator\\|=\\(foo &\\);"
 121     info_func "operator+=("  "void foo::operator.=\\(foo &\\);"
 122     info_func "operator>>=("  "void foo::operator\>\>=\\(foo &\\);"
 123     info_func "operator=("  "void foo::operator=\\(foo &\\);"
 124     info_func "operator()("  "void foo::operator\\(\\)\\(foo &\\);"
 125
 126     # The function should be "operator," not "operator, ".  (note space)
 127     # This test will work; I've commented it out because it should not
 128     # count as a pass, since it is incorrect.  Ian Taylor.
 129     # info_func "operator, ("  "void foo::operator, \\(foo &\\);"
 130     setup_xfail "*-*-*"
 131     info_func "operator,("  "void foo::operator,\\(foo &\\);"
 132
 133     info_func "operator~("  "void foo::operator~\\(void\\);"
 134     info_func "operator delete("  "void foo::operator delete\\(void \\*\\)(| static);"
 135     info_func "operator/("  "void foo::operator/\\(foo &\\);"
 136     info_func "operator==("  "void foo::operator==\\(foo &\\);"
 137     info_func "operator^("  "void foo::operator\\^\\(foo &\\);"
 138
 139     info_func "operator>=("  "void foo::operator>=\\(foo &\\);"
 140     info_func "operator>("  "void foo::operator>\\(foo &\\);"
 141     info_func "operator<=("  "void foo::operator<=\\(foo &\\);"
 142     info_func "operator<<("  "void foo::operator<<\\(foo &\\);"
 143     info_func "operator<("  "void foo::operator<\\(foo &\\);"
 144     info_func "operator%("  "void foo::operator%\\(foo &\\);"
 145     info_func "operator-("  "void foo::operator-\\(foo &\\);"
 146
 147     # There doesn't appear to be anyway to get '*' treated as a character
 148     # to match, rather than as a regex special character.
 149     setup_xfail "*-*-*"
 150     info_func "operator\*("  "void foo::operator\\*\\(foo &\\);"
 151
 152     info_func "operator--("  "void foo::operator--\\(int\\);"
 153     info_func "operator!=("  "void foo::operator!=\\(foo &\\);"
 154     info_func "operator!("  "void foo::operator!\\(void\\);"
 155     info_func "operator new("  "void \\*foo::operator new\\(.*\\)(| static);"
 156     info_func "operator||("  "void foo::operator\\|\\|\\(foo &\\);"
 157     info_func "operator char \\*("  "char \\*foo::operator char \\*\\(void\\);"
 158     info_func "operator int("  "int foo::operator int\\(void\\);"
 159     info_func "operator|("  "void foo::operator\\|\\(foo &\\);"
 160     info_func "operator+("  "void foo::operator\\+\\(foo &\\);"
 161     info_func "operator++("  "void foo::operator\\+\\+\\(int\\);"
 162     info_func "operator->("  "foo \\*foo::operator->\\(void\\);"
 163     info_func "operator->\\*("  "void foo::operator->\\*\\(foo &\\);"
 164     info_func "operator>>("  "void foo::operator\>\>\\(foo &\\);"
 165
 166     # GDB says "`operator \[\](' not supported".  I don't know why.
 167     setup_xfail "*-*-*"
 168     info_func "operator\\\[\\\](" "void foo::operator\\\[\\\]\\(foo &\\);"
 169     # But this works, for some reason.
 170     info_func ".perator\\\[\\\](" "void foo::operator\\\[\\\]\\(foo &\\);"
 171 }
 172
 173
 174 proc test_paddr_operator_functions {} {
 175     global hex
 176     global hp_aCC_compiler
 177
 178     print_addr_of "foo::operator&&(foo &)"
 179     print_addr_of "foo::operator&=(foo &)"
 180     print_addr_of "foo::operator&(foo &)"
 181     print_addr_of "foo::operator/=(foo &)"
 182     print_addr_of "foo::operator^=(foo &)"
 183     print_addr_of "foo::operator<<=(foo &)"
 184     print_addr_of "foo::operator%=(foo &)"
 185     print_addr_of "foo::operator-=(foo &)"
 186     print_addr_of "foo::operator*=(foo &)"
 187     print_addr_of "foo::operator|=(foo &)"
 188     print_addr_of "foo::operator+=(foo &)"
 189     print_addr_of "foo::operator>>=(foo &)"
 190     print_addr_of "foo::operator=(foo &)"
 191     print_addr_of "foo::operator()(foo &)"
 192     print_addr_of "foo::operator, (foo &)"
 193     print_addr_of "foo::operator~(void)"
 194     if { !$hp_aCC_compiler } {
 195         print_addr_of "foo::operator delete(void *)"
 196     } else {
 197         gdb_test "print &'foo::operator delete(void *) static'" \
 198             " = .*(0x\[0-9a-f\]+|) <foo::operator delete.*>"
 199     }
 200     print_addr_of "foo::operator/(foo &)"
 201     print_addr_of "foo::operator==(foo &)"
 202     print_addr_of "foo::operator^(foo &)"
 203     print_addr_of "foo::operator>=(foo &)"
 204     print_addr_of "foo::operator>(foo &)"
 205     print_addr_of "foo::operator<=(foo &)"
 206     print_addr_of "foo::operator<<(foo &)"
 207     print_addr_of "foo::operator<(foo &)"
 208     print_addr_of "foo::operator%(foo &)"
 209     print_addr_of "foo::operator-(foo &)"
 210     print_addr_of "foo::operator*(foo &)"
 211     print_addr_of "foo::operator--(int)"
 212     print_addr_of "foo::operator!=(foo &)"
 213     print_addr_of "foo::operator!(void)"
 214     gdb_test "print &'foo::operator new'" \
 215         " = .* $hex <foo::operator new\\(.*\\)(| static)>"
 216     print_addr_of "foo::operator||(foo &)"
 217     print_addr_of "foo::operator char *(void)"
 218     print_addr_of "foo::operator int(void)"
 219     print_addr_of "foo::operator|(foo &)"
 220     print_addr_of "foo::operator+(foo &)"
 221     print_addr_of "foo::operator++(int)"
 222     print_addr_of "foo::operator->(void)"
 223     print_addr_of "foo::operator->*(foo &)"
 224     print_addr_of "foo::operator>>(foo &)"
 225     gdb_test "print &'foo::operator\[\](foo &)'" \
 226         " = .*0x\[0-9a-f\]+ <foo::operator\\\[\\\]\\(foo &\\)>"
 227 }
 228
 229 #
 230 # Test overloaded functions (1 arg).
 231 #
 232
 233 proc test_paddr_overloaded_functions {} {
 234     print_addr_of "overload1arg(signed char)"
 235     print_addr_of "overload1arg(unsigned char)"
 236     print_addr_of "overload1arg(unsigned int)"
 237     print_addr_of "overload1arg(unsigned long)"
 238     print_addr_of "overload1arg(unsigned short)"
 239     print_addr_of "overload1arg(char)"
 240     print_addr_of "overload1arg(double)"
 241     print_addr_of "overload1arg(float)"
 242     print_addr_of "overload1arg(int)"
 243     print_addr_of "overload1arg(long)"
 244     print_addr_of "overload1arg(short)"
 245     print_addr_of "overload1arg(void)"
 246     print_addr_of "overloadargs(int)"
 247     print_addr_of "overloadargs(int, int)"
 248     print_addr_of "overloadargs(int, int, int)"
 249     print_addr_of "overloadargs(int, int, int, int)"
 250     print_addr_of "overloadargs(int, int, int, int, int)"
 251     print_addr_of "overloadargs(int, int, int, int, int, int)"
 252     print_addr_of "overloadargs(int, int, int, int, int, int, int)"
 253     print_addr_of "overloadargs(int, int, int, int, int, int, int, int)"
 254     print_addr_of "overloadargs(int, int, int, int, int, int, int, int, int)"
 255     print_addr_of "overloadargs(int, int, int, int, int, int, int, int, int, int)"
 256     print_addr_of "overloadargs(int, int, int, int, int, int, int, int, int, int, int)"
 257 }
 258
 259 proc test_paddr_hairy_functions {} {
 260     print_addr_of "hairyfunc1(int)"
 261     print_addr_of "hairyfunc2(int (*)(char *))"
 262     print_addr_of "hairyfunc3(int (*)(short (*)(long *)))"
 263     print_addr_of "hairyfunc4(int (*)(short (*)(char *)))"
 264     print_addr_of "hairyfunc5(int (*(*)(char *))(long))"
 265     print_addr_of "hairyfunc6(int (*(*)(int *))(long))"
 266     print_addr_of "hairyfunc7(int (*(*)(int (*)(char *)))(long))"
 267 }
 268
 269 proc do_tests {} {
 270     global prms_id
 271     global bug_id
 272     global subdir
 273     global objdir
 274     global srcdir
 275     global binfile
 276     global gdb_prompt
 277
 278     set prms_id 0
 279     set bug_id 0
 280
 281     # Start with a fresh gdb.
 282
 283     gdb_exit
 284     gdb_start
 285     gdb_reinitialize_dir $srcdir/$subdir
 286     gdb_load $binfile
 287
 288     send_gdb "set language c++\n"
 289     gdb_expect -re "$gdb_prompt $"
 290     send_gdb "set width 0\n"
 291     gdb_expect -re "$gdb_prompt $"
 292
 293     # Get the debug format for the compiled test case.  If that
 294     # format is DWARF 1 then just skip all the tests since none of
 295     # them will pass.
 296
 297     if [ runto_main] then {
 298         get_debug_format
 299         if [ setup_xfail_format "DWARF 1" ] then {
 300             fail "C++ tests skipped due to limited C++ support in DWARF 1 debug format"
 301             return
 302         }
 303         clear_xfail "*-*-*"
 304     }
 305
 306     test_paddr_overloaded_functions
 307     test_paddr_operator_functions
 308     test_paddr_hairy_functions
 309     test_lookup_operator_functions
 310 }
 311
 312 do_tests