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# Copyright 1992, 1997, 1999, 2001, 2002, 2003, 2004, 2007, 2008, 2009, 2010
# 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 3 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, see <http://www.gnu.org/licenses/>.
# 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 "void"
set dm_type_void_star "void*"
# Some other vagaries of GDB's type printing machinery. The integer types
# may have unsigned before or after their length, and may have "int"
# appended. The char* conversion operator may have name "char*" even if
# the type is "char *", because the name comes from the debug information
# and the type from GDB. Function types may not see through typedefs.
set dm_type_short "short"
set dm_type_long "long"
set dm_type_unsigned_short "unsigned short"
set dm_type_unsigned_long "unsigned long"
set dm_operator_char_star "char*"
set dm_operator_char_star_quoted "char\\*"
set dm_type_typedef 0
proc probe_demangler { } {
global gdb_prompt
global dm_operator_comma
global dm_operator_char_star
global dm_operator_char_star_quoted
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
global dm_type_short
global dm_type_unsigned_short
global dm_type_long
global dm_type_unsigned_long
global dm_type_typedef
gdb_test_multiple "print &foo::operator,(foo&)" \
"detect dm_operator_comma" {
-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 $" {
# v3 demangler
pass "detect dm_operator_comma"
}
}
gdb_test_multiple "print &foo::operator char*($dm_type_void)" \
"detect dm_operator_char_star" {
-re ".*foo::operator char \\*\\(void\\).*\r\n$gdb_prompt $" {
# v2 demangler or GDB type printer
set dm_operator_char_star "char *"
set dm_operator_char_star_quoted "char \\*"
pass "detect dm_operator_char_star"
}
-re ".*foo::operator char\\*\\(\\).*\r\n$gdb_prompt $" {
# v3 demangler
pass "detect dm_operator_char_star"
}
}
gdb_test_multiple "print &dm_type_char_star" \
"detect dm_type_char_star" {
-re ".*dm_type_char_star\\(char \\*\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_char_star"
}
}
gdb_test_multiple "print &dm_type_foo_ref" \
"detect dm_type_foo_ref" {
-re ".*dm_type_foo_ref\\(foo &\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_foo_ref"
}
}
gdb_test_multiple "print &dm_type_int_star" \
"detect dm_type_int_star" {
-re ".*dm_type_int_star\\(int \\*\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_int_star"
}
}
gdb_test_multiple "print &dm_type_long_star" \
"detect dm_type_long_star" {
-re ".*dm_type_long_star\\(long \\*\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_long_star"
}
-re ".*dm_type_long_star\\(long int \\*\\).*\r\n$gdb_prompt $" {
# GCC v3 and GDB's type printer
set dm_type_long_star "long int *"
pass "detect dm_type_long_star"
}
}
gdb_test_multiple "print &dm_type_unsigned_int" \
"detect dm_type_unsigned_int" {
-re ".*dm_type_unsigned_int\\(unsigned int\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_unsigned_int"
}
}
gdb_test_multiple "print &dm_type_void" \
"detect dm_type_void" {
-re ".*dm_type_void\\(void\\).*\r\n$gdb_prompt $" {
# v2 demangler
set dm_type_void "void"
pass "detect dm_type_void"
}
-re ".*dm_type_void\\(\\).*\r\n$gdb_prompt $" {
# v3 demangler
pass "detect dm_type_void"
}
}
gdb_test_multiple "print &dm_type_void_star" \
"detect dm_type_void_star" {
-re ".*dm_type_void_star\\(void \\*\\).*\r\n$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 $" {
# v3 demangler
pass "detect dm_type_void_star"
}
}
gdb_test_multiple "print &dm_type_short" \
"detect dm_type_short" {
-re ".*dm_type_short\\(short\\).*\r\n$gdb_prompt $" {
# v2 and v3 demanglers
pass "detect dm_type_short"
}
-re ".*dm_type_short\\(short int\\).*\r\n$gdb_prompt $" {
# GDB type printer
set dm_type_short "short int"
pass "detect dm_type_short"
}
}
gdb_test_multiple "print &dm_type_unsigned_short" \
"detect dm_type_unsigned_short" {
-re ".*dm_type_unsigned_short\\(unsigned short\\).*\r\n$gdb_prompt $" {
# v2 and v3 demanglers
pass "detect dm_type_unsigned_short"
}
-re ".*dm_type_unsigned_short\\(short unsigned int\\).*\r\n$gdb_prompt $" {
# GDB type printer
set dm_type_unsigned_short "short unsigned int"
pass "detect dm_type_unsigned_short"
}
}
gdb_test_multiple "print &dm_type_long" \
"detect dm_type_long" {
-re ".*dm_type_long\\(long\\).*\r\n$gdb_prompt $" {
# v2 and v3 demanglers
pass "detect dm_type_long"
}
-re ".*dm_type_long\\(long int\\).*\r\n$gdb_prompt $" {
# GDB type printer
set dm_type_long "long int"
pass "detect dm_type_long"
}
}
gdb_test_multiple "print &dm_type_unsigned_long" \
"detect dm_type_unsigned_long" {
-re ".*dm_type_unsigned_long\\(unsigned long\\).*\r\n$gdb_prompt $" {
# v2 and v3 demanglers
pass "detect dm_type_unsigned_long"
}
-re ".*dm_type_unsigned_long\\(long unsigned int\\).*\r\n$gdb_prompt $" {
# GDB type printer
set dm_type_unsigned_long "long unsigned int"
pass "detect dm_type_unsigned_long"
}
}
gdb_test_multiple "print &dm_type_typedef" \
"detect dm_type_typedef" {
-re ".*dm_type_typedef\\(int\\).*\r\n$gdb_prompt $" {
# v2 and v3 demanglers
pass "detect dm_type_typedef"
}
-re ".*dm_type_typedef\\(myint\\).*\r\n$gdb_prompt $" {
# GDB type printer
set dm_type_typedef 1
pass "detect dm_type_typedef"
}
}
}
#
# 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
regsub {\\\(void\\\)} $demangled {\(\)} demangled
gdb_test "info function $name" \
"File .*:\r\n(class|)${demangled}.*" \
"info function for \"$name\""
}
#
# Lookup a specific C++ function and print the demangled type.
# This form accepts the demangled type as a literal string.
#
proc info_func { name demangled } {
info_func_regexp "$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 $good]
gdb_test "print &$name" \
".* = .* $hex <$good_pattern>"
}
# 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 $bad]
gdb_test_multiple "print &$name" "print &$name" {
-re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" {
pass "print &$name"
}
-re ".* = .* $hex <$bad_pattern>\r\n$gdb_prompt $" {
kfail $bugid "print &$name"
}
}
}
#
# Simple interfaces to print_addr_2.
#
proc print_addr { name } {
regsub {\(void\)} $name {()} expected
if {[string first "::" $name] == -1} {
# C function -- must be qutoed
set name "'$name'"
}
print_addr_2 "$name" $expected
}
#
# Test name demangling for operators.
#
# The '(' at the end of each regex input pattern is so that we match only
# the one we are looking for. I.E. "operator&" would match both
# "operator&(foo &)" and "operator&&(foo &)".
#
# gdb-gnats bug gdb/18:
# "gdb can't parse "info func operator*" or "info func operator\*".
# The star in "operator*" is interpreted as a regexp, but the "\*"
# in "operator\*" is not a legal operator.
#
proc test_lookup_operator_functions {} {
global dm_operator_comma
global dm_operator_char_star
global dm_type_char_star
global dm_operator_char_star_quoted
global dm_type_foo_ref
global dm_type_void
global dm_type_void_star
# operator* requires quoting so that GDB does not treat it as a regexp.
info_func "operator\\*(" "void foo::operator*($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_operator_char_star_quoted\(" \
"char *foo::operator $dm_operator_char_star\($dm_type_void);"
}
proc test_paddr_operator_functions {} {
global hex
global hp_aCC_compiler
global dm_operator_comma
global dm_type_char_star
global dm_type_foo_ref
global dm_type_long_star
global dm_type_unsigned_int
global dm_type_void
global dm_type_void_star
global dm_operator_char_star
print_addr "foo::operator*($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)>"
gdb_test "print &foo::operator new\[\]" \
" = .* $hex <foo::operator new\\\[\\\]\\(.*\\)(| static)>"
if { !$hp_aCC_compiler } {
print_addr "foo::operator delete($dm_type_void_star)"
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_operator_char_star\($dm_type_void)"
}
#
# Test overloaded functions (1 arg).
#
proc test_paddr_overloaded_functions {} {
global dm_type_unsigned_int
global dm_type_void
global dm_type_short
global dm_type_unsigned_short
global dm_type_long
global dm_type_unsigned_long
print_addr "overload1arg($dm_type_void)"
print_addr "overload1arg(char)"
print_addr "overload1arg(signed char)"
print_addr "overload1arg(unsigned char)"
print_addr "overload1arg($dm_type_short)"
print_addr "overload1arg($dm_type_unsigned_short)"
print_addr "overload1arg(int)"
print_addr "overload1arg($dm_type_unsigned_int)"
print_addr "overload1arg($dm_type_long)"
print_addr "overload1arg($dm_type_unsigned_long)"
print_addr "overload1arg(float)"
print_addr "overload1arg(double)"
print_addr "overloadargs(int)"
print_addr "overloadargs(int, int)"
print_addr "overloadargs(int, int, int)"
print_addr "overloadargs(int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int)"
print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int, int)"
}
proc test_paddr_hairy_functions {} {
global gdb_prompt
global hex
global dm_type_char_star
global dm_type_int_star
global dm_type_long_star
global dm_type_typedef
print_addr_2 "hairyfunc1" "hairyfunc1(int)"
if {$dm_type_typedef == 0} {
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"
} else {
print_addr_2 "hairyfunc2" "hairyfunc2(PFPc_i)"
print_addr_2 "hairyfunc3" "hairyfunc3(PFPFPl_s_i)"
print_addr_2 "hairyfunc4" "hairyfunc4(PFPFPc_s_i)"
# gdb-gnats bug gdb/19:
# "gdb v3 demangler fails on hairyfunc5 hairyfunc6 hairyfunc7"
print_addr_2 "hairyfunc5" "hairyfunc5(PFPc_PFl_i)"
print_addr_2 "hairyfunc6" "hairyfunc6(PFPi_PFl_i)"
print_addr_2 "hairyfunc7" "hairyfunc7(PFPFPc_i_PFl_i)"
}
}
proc do_tests {} {
global subdir
global objdir
global srcdir
global binfile
global gdb_prompt
global dm_type_int_star
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load $binfile
gdb_test_no_output "set language c++"
gdb_test_no_output "set width 0"
runto_main
probe_demangler
test_paddr_overloaded_functions
test_paddr_operator_functions
test_paddr_hairy_functions
test_lookup_operator_functions
# A regression test on errors involving operators
gdb_test "list foo::operator $dm_type_int_star" \
".*the class foo does not have any method named operator $dm_type_int_star.*"
}
do_tests
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