# Copyright 1992, 1997, 1999, 2001, 2002, 2003, 2004 # Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # This file was written by Fred Fish. (fnf@cygnus.com) # Adapted for g++ 3.0 ABI by Michael Chastain. (chastain@redhat.com) if $tracelevel then { strace $tracelevel } if { [skip_cplus_tests] } { continue } set testfile "cplusfuncs" set srcfile ${testfile}.cc set binfile ${objdir}/${subdir}/${testfile} if { [get_compiler_info $binfile "c++"] } { return -1 } if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } { untested cplusfuncs.exp return -1 } # # g++ changed its ABI between 2.95 and 3.0. gdb has two demanglers # for the two different styles. The two demanglers have some subtle # discrepancies in their output. # # old demangler new demangler # --- --------- --- --------- # "operator, " "operator," # "char *" "char*" # "int *" "int*" # "long *" "long*" # "void *" "void*" # "foo &" "foo&" # "unsigned int" "unsigned" # "void" "" # # I probe for the forms in use. # The defaults are for the v3 demangler (as of 2001-02-13). # set dm_operator_comma "," set dm_type_char_star "char*" set dm_type_char_star_quoted "char\\*" set dm_type_foo_ref "foo&" set dm_type_int_star "int*" set dm_type_long_star "long*" set dm_type_unsigned_int "unsigned" set dm_type_void "" set dm_type_void_star "void*" proc probe_demangler { } { global gdb_prompt global dm_operator_comma global dm_type_char_star global dm_type_char_star_quoted global dm_type_foo_ref global dm_type_int_star global dm_type_long_star global dm_type_unsigned_int global dm_type_void global dm_type_void_star send_gdb "print &'foo::operator,(foo&)'\n" gdb_expect { -re ".*foo::operator, \\(.*foo.*&.*\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_operator_comma ", " pass "detect dm_operator_comma" } -re ".*foo::operator,\\(.*foo.*&.*\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_operator_comma" } -re ".*$gdb_prompt $" { fail "detect dm_operator_comma" } timeout { fail "detect dm_operator_comma" } } send_gdb "print &'dm_type_char_star'\n" gdb_expect { -re ".*dm_type_char_star\\(char \\*\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_char_star "char *" set dm_type_char_star_quoted "char \\*" pass "detect dm_type_char_star" } -re ".*dm_type_char_star\\(char\\*\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_char_star" } -re ".*$gdb_prompt $" { fail "detect dm_type_char_star" } timeout { fail "detect dm_type_char_star (timeout)" } } send_gdb "print &'dm_type_foo_ref'\n" gdb_expect { -re ".*dm_type_foo_ref\\(foo &\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_foo_ref "foo &" pass "detect dm_type_foo_ref" } -re ".*dm_type_foo_ref\\(foo&\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_foo_ref" } -re ".*$gdb_prompt $" { fail "detect dm_type_foo_ref" } timeout { fail "detect dm_type_foo_ref (timeout)" } } send_gdb "print &'dm_type_int_star'\n" gdb_expect { -re ".*dm_type_int_star\\(int \\*\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_int_star "int *" pass "detect dm_type_int_star" } -re ".*dm_type_int_star\\(int\\*\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_int_star" } -re ".*$gdb_prompt $" { fail "detect dm_type_int_star" } timeout { fail "detect dm_type_int_star (timeout)" } } send_gdb "print &'dm_type_long_star'\n" gdb_expect { -re ".*dm_type_long_star\\(long \\*\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_long_star "long *" pass "detect dm_type_long_star" } -re ".*dm_type_long_star\\(long\\*\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_long_star" } -re ".*$gdb_prompt $" { fail "detect dm_type_long_star" } timeout { fail "detect dm_type_long_star (timeout)" } } send_gdb "print &'dm_type_unsigned_int'\n" gdb_expect { -re ".*dm_type_unsigned_int\\(unsigned int\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_unsigned_int "unsigned int" pass "detect dm_type_unsigned_int" } -re ".*dm_type_unsigned_int\\(unsigned\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_unsigned_int" } -re ".*$gdb_prompt $" { fail "detect dm_type_unsigned_int" } timeout { fail "detect dm_unsigned int (timeout)" } } send_gdb "print &'dm_type_void'\n" gdb_expect { -re ".*dm_type_void\\(void\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_void "void" pass "detect dm_type_void" } -re ".*dm_type_void\\(\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_void" } -re ".*$gdb_prompt $" { fail "detect dm_type_void" } timeout { fail "detect dm_type_void (timeout)" } } send_gdb "print &'dm_type_void_star'\n" gdb_expect { -re ".*dm_type_void_star\\(void \\*\\).*\r\n$gdb_prompt $" { # v2 demangler set dm_type_void_star "void *" pass "detect dm_type_void_star" } -re ".*dm_type_void_star\\(void\\*\\).*\r\n$gdb_prompt $" { # v3 demangler pass "detect dm_type_void_star" } -re ".*$gdb_prompt $" { fail "detect dm_type_void_star" } timeout { fail "detect dm_type_void_star (timeout)" } } } # # Lookup a specific C++ function and print the demangled type. # This form accepts the demangled type as a regexp. # proc info_func_regexp { name demangled } { global gdb_prompt send_gdb "info function $name\n" gdb_expect { -re ".*File .*:\r\n(class |)$demangled\r\n.*$gdb_prompt $" { pass "info function for \"$name\"" } -re ".*$gdb_prompt $" { fail "info function for \"$name\"" } timeout { fail "info function for \"$name\" (timeout)" } } } # # Lookup a specific C++ function and print the demangled type. # This form accepts the demangled type as a literal string. # proc info_func { name demangled } { info_func_regexp "$name" [string_to_regexp "$demangled"] } # # Print the address of a function. # This checks that I can lookup a fully qualified C++ function. # This also checks the argument types on the return string. # Note: carlton/2003-01-16: If you modify this, make a corresponding # modification to print_addr_2_kfail. proc print_addr_2 { name good } { global gdb_prompt global hex set good_pattern [string_to_regexp $good] send_gdb "print &'$name'\n" gdb_expect { -re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" { pass "print &'$name'" } -re ".*$gdb_prompt $" { fail "print &'$name'" } timeout { fail "print &'$name' (timeout)" } } } # NOTE: carlton/2003-01-16: hairyfunc5-6 fail on GCC 3.x (for at least # x=1 and x=2.1). So I'm modifying print_addr_2 to accept a failure # condition. FIXME: It would be nice if the failure condition were # conditional on the compiler version, but I'm not sufficiently # motivated. I did hardwire in the versions of char * and int *, # which will give some compiler-specificity to the failure. proc print_addr_2_kfail { name good bad bugid } { global gdb_prompt global hex set good_pattern [string_to_regexp $good] set bad_pattern [string_to_regexp $bad] send_gdb "print &'$name'\n" gdb_expect { -re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" { pass "print &'$name'" } -re ".* = .* $hex <$bad_pattern>\r\n$gdb_prompt $" { kfail $bugid "print &'$name'" } -re ".*$gdb_prompt $" { fail "print &'$name'" } timeout { fail "print &'$name' (timeout)" } } } # # Simple interfaces to print_addr_2. # proc print_addr { name } { print_addr_2 "$name" "$name" } # # Test name demangling for operators. # # The '(' at the end of each regex input pattern is so that we match only # the one we are looking for. I.E. "operator&" would match both # "operator&(foo &)" and "operator&&(foo &)". # # gdb-gnats bug gdb/18: # "gdb can't parse "info func operator*" or "info func operator\*". # The star in "operator*" is interpreted as a regexp, but the "\*" # in "operator\*" is not a legal operator. # proc test_lookup_operator_functions {} { global dm_operator_comma global dm_type_char_star global dm_type_char_star_quoted global dm_type_foo_ref global dm_type_void global dm_type_void_star # operator* requires quoting so that GDB does not treat it as a regexp. info_func "operator\\*(" "void foo::operator*($dm_type_foo_ref);" info_func "operator%(" "void foo::operator%($dm_type_foo_ref);" info_func "operator-(" "void foo::operator-($dm_type_foo_ref);" info_func "operator>>(" "void foo::operator>>($dm_type_foo_ref);" info_func "operator!=(" "void foo::operator!=($dm_type_foo_ref);" info_func "operator>(" "void foo::operator>($dm_type_foo_ref);" info_func "operator>=(" "void foo::operator>=($dm_type_foo_ref);" info_func "operator|(" "void foo::operator|($dm_type_foo_ref);" info_func "operator&&(" "void foo::operator&&($dm_type_foo_ref);" info_func "operator!(" "void foo::operator!($dm_type_void);" info_func "operator++(" "void foo::operator++(int);" info_func "operator=(" "void foo::operator=($dm_type_foo_ref);" info_func "operator+=(" "void foo::operator+=($dm_type_foo_ref);" # operator*= requires quoting so that GDB does not treat it as a regexp. info_func "operator\\*=(" "void foo::operator*=($dm_type_foo_ref);" info_func "operator%=(" "void foo::operator%=($dm_type_foo_ref);" info_func "operator>>=(" "void foo::operator>>=($dm_type_foo_ref);" info_func "operator|=(" "void foo::operator|=($dm_type_foo_ref);" info_func "operator$dm_operator_comma\(" \ "void foo::operator$dm_operator_comma\($dm_type_foo_ref);" info_func "operator/(" "void foo::operator/($dm_type_foo_ref);" info_func "operator+(" "void foo::operator+($dm_type_foo_ref);" info_func "operator<<(" "void foo::operator<<($dm_type_foo_ref);" info_func "operator==(" "void foo::operator==($dm_type_foo_ref);" info_func "operator<(" "void foo::operator<($dm_type_foo_ref);" info_func "operator<=(" "void foo::operator<=($dm_type_foo_ref);" info_func "operator&(" "void foo::operator&($dm_type_foo_ref);" info_func "operator^(" "void foo::operator^($dm_type_foo_ref);" info_func "operator||(" "void foo::operator||($dm_type_foo_ref);" info_func "operator~(" "void foo::operator~($dm_type_void);" info_func "operator--(" "void foo::operator--(int);" info_func "operator->(" "foo *foo::operator->($dm_type_void);" info_func "operator-=(" "void foo::operator-=($dm_type_foo_ref);" info_func "operator/=(" "void foo::operator/=($dm_type_foo_ref);" info_func "operator<<=(" "void foo::operator<<=($dm_type_foo_ref);" info_func "operator&=(" "void foo::operator&=($dm_type_foo_ref);" info_func "operator^=(" "void foo::operator^=($dm_type_foo_ref);" # operator->* requires quoting so that GDB does not treat it as a regexp. info_func "operator->\\*(" "void foo::operator->*($dm_type_foo_ref);" # operator[] needs double backslashes, so that a single backslash # will be sent to GDB, preventing the square brackets from being # evaluated as a regular expression. info_func "operator\\\[\\\](" "void foo::operator\[\]($dm_type_foo_ref);" # These are gnarly because they might end with 'static'. set dm_type_void_star_regexp [string_to_regexp $dm_type_void_star] info_func_regexp "operator new(" "void \\*foo::operator new\\(.*\\)(| static);" info_func_regexp "operator delete(" "void foo::operator delete\\($dm_type_void_star_regexp\\)(| static);" info_func "operator int(" "int foo::operator int($dm_type_void);" info_func "operator()(" "void foo::operator()($dm_type_foo_ref);" info_func "operator $dm_type_char_star_quoted\(" \ "char *foo::operator $dm_type_char_star\($dm_type_void);" } proc test_paddr_operator_functions {} { global hex global hp_aCC_compiler global dm_operator_comma global dm_type_char_star global dm_type_foo_ref global dm_type_long_star global dm_type_unsigned_int global dm_type_void global dm_type_void_star print_addr "foo::operator*($dm_type_foo_ref)" print_addr "foo::operator%($dm_type_foo_ref)" print_addr "foo::operator-($dm_type_foo_ref)" print_addr "foo::operator>>($dm_type_foo_ref)" print_addr "foo::operator!=($dm_type_foo_ref)" print_addr "foo::operator>($dm_type_foo_ref)" print_addr "foo::operator>=($dm_type_foo_ref)" print_addr "foo::operator|($dm_type_foo_ref)" print_addr "foo::operator&&($dm_type_foo_ref)" print_addr "foo::operator!($dm_type_void)" print_addr "foo::operator++(int)" print_addr "foo::operator=($dm_type_foo_ref)" print_addr "foo::operator+=($dm_type_foo_ref)" print_addr "foo::operator*=($dm_type_foo_ref)" print_addr "foo::operator%=($dm_type_foo_ref)" print_addr "foo::operator>>=($dm_type_foo_ref)" print_addr "foo::operator|=($dm_type_foo_ref)" print_addr "foo::operator$dm_operator_comma\($dm_type_foo_ref)" print_addr "foo::operator/($dm_type_foo_ref)" print_addr "foo::operator+($dm_type_foo_ref)" print_addr "foo::operator<<($dm_type_foo_ref)" print_addr "foo::operator==($dm_type_foo_ref)" print_addr "foo::operator<($dm_type_foo_ref)" print_addr "foo::operator<=($dm_type_foo_ref)" print_addr "foo::operator&($dm_type_foo_ref)" print_addr "foo::operator^($dm_type_foo_ref)" print_addr "foo::operator||($dm_type_foo_ref)" print_addr "foo::operator~($dm_type_void)" print_addr "foo::operator--(int)" print_addr "foo::operator->($dm_type_void)" print_addr "foo::operator-=($dm_type_foo_ref)" print_addr "foo::operator/=($dm_type_foo_ref)" print_addr "foo::operator<<=($dm_type_foo_ref)" print_addr "foo::operator&=($dm_type_foo_ref)" print_addr "foo::operator^=($dm_type_foo_ref)" print_addr "foo::operator->*($dm_type_foo_ref)" print_addr "foo::operator\[\]($dm_type_foo_ref)" print_addr "foo::operator()($dm_type_foo_ref)" gdb_test "print &'foo::operator new'" \ " = .* $hex <foo::operator new\\(.*\\)(| static)>" if { !$hp_aCC_compiler } { print_addr "foo::operator delete($dm_type_void_star)" } else { gdb_test "print &'foo::operator delete($dm_type_void_star) static'" \ " = .*(0x\[0-9a-f\]+|) <foo::operator delete.*>" } print_addr "foo::operator int($dm_type_void)" print_addr "foo::operator $dm_type_char_star\($dm_type_void)" } # # Test overloaded functions (1 arg). # proc test_paddr_overloaded_functions {} { global dm_type_unsigned_int global dm_type_void print_addr "overload1arg($dm_type_void)" print_addr "overload1arg(char)" print_addr "overload1arg(signed char)" print_addr "overload1arg(unsigned char)" print_addr "overload1arg(short)" print_addr "overload1arg(unsigned short)" print_addr "overload1arg(int)" print_addr "overload1arg($dm_type_unsigned_int)" print_addr "overload1arg(long)" print_addr "overload1arg(unsigned long)" print_addr "overload1arg(float)" print_addr "overload1arg(double)" print_addr "overloadargs(int)" print_addr "overloadargs(int, int)" print_addr "overloadargs(int, int, int)" print_addr "overloadargs(int, int, int, int)" print_addr "overloadargs(int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int)" print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int, int)" } proc test_paddr_hairy_functions {} { global gdb_prompt global hex global dm_type_char_star global dm_type_int_star global dm_type_long_star print_addr_2 "hairyfunc1" "hairyfunc1(int)" print_addr_2 "hairyfunc2" "hairyfunc2(int (*)($dm_type_char_star))" print_addr_2 "hairyfunc3" "hairyfunc3(int (*)(short (*)($dm_type_long_star)))" print_addr_2 "hairyfunc4" "hairyfunc4(int (*)(short (*)($dm_type_char_star)))" # gdb-gnats bug gdb/19: # "gdb v3 demangler fails on hairyfunc5 hairyfunc6 hairyfunc7" print_addr_2_kfail "hairyfunc5" "hairyfunc5(int (*(*)($dm_type_char_star))(long))" "hairyfunc5(int (*)(long) (*)(char*))" "gdb/19" print_addr_2_kfail "hairyfunc6" "hairyfunc6(int (*(*)($dm_type_int_star))(long))" "hairyfunc6(int (*)(long) (*)(int*))" "gdb/19" print_addr_2_kfail "hairyfunc7" "hairyfunc7(int (*(*)(int (*)($dm_type_char_star)))(long))" "hairyfunc7(int (*)(long) (*)(int (*)(char*)))" "gdb/19" } proc do_tests {} { global prms_id global bug_id global subdir global objdir global srcdir global binfile global gdb_prompt set prms_id 0 set bug_id 0 # Start with a fresh gdb. gdb_exit gdb_start gdb_reinitialize_dir $srcdir/$subdir gdb_load $binfile send_gdb "set language c++\n" gdb_expect -re "$gdb_prompt $" send_gdb "set width 0\n" gdb_expect -re "$gdb_prompt $" runto_main probe_demangler test_paddr_overloaded_functions test_paddr_operator_functions test_paddr_hairy_functions test_lookup_operator_functions } do_tests