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+# Copyright 1992, 1997, 1999, 2001, 2002, 2003 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.
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+# 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}" "${binfile}" executable {debug c++}] != "" } {
+ gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
+}
+
+#
+# g++ changed its ABI between 2.95 and 3.0. gdb has two demanglers
+# for the two different styles. The two demanglers have some subtle
+# discrepancies in their output.
+#
+# old demangler new demangler
+# --- --------- --- ---------
+# "operator, " "operator,"
+# "char *" "char*"
+# "int *" "int*"
+# "long *" "long*"
+# "void *" "void*"
+# "foo &" "foo&"
+# "unsigned int" "unsigned"
+# "void" ""
+#
+# I probe for the forms in use.
+# The defaults are for the v3 demangler (as of 2001-02-13).
+#
+
+set dm_operator_comma ","
+set dm_type_char_star "char*"
+set dm_type_char_star_quoted "char\\*"
+set dm_type_foo_ref "foo&"
+set dm_type_int_star "int*"
+set dm_type_long_star "long*"
+set dm_type_unsigned_int "unsigned"
+set dm_type_void ""
+set dm_type_void_star "void*"
+
+proc probe_demangler { } {
+ global gdb_prompt
+ global dm_operator_comma
+ global dm_type_char_star
+ global dm_type_char_star_quoted
+ global dm_type_foo_ref
+ global dm_type_int_star
+ global dm_type_long_star
+ global dm_type_unsigned_int
+ global dm_type_void
+ global dm_type_void_star
+
+ send_gdb "print &'foo::operator,(foo&)'\n"
+ gdb_expect {
+ -re ".*foo::operator, \\(.*foo.*&.*\\).*\r\n$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
generated by cgit v1.1 at 2024-12-24 02:37:47 +0000