gdb/testsuite/gdb.cp/typeid.exp

# Copyright 2013-2021 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/>.

standard_testfile .cc

if {[skip_cplus_tests]} {
    return -1
}

if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} {
    return -1
}

proc do_typeid_tests {started} {
    global hex

    # We might see the standard type or gdb's internal type.
    set type_re "(std::type_info|gdb_gnu_v3_type_info)"


    foreach simple_var {i cp ccp ca b} {
	gdb_test "print &typeid($simple_var)" \
	    " = \\($type_re \\*\\) $hex.*"

	# Note that we test pointer equality rather than object
	# equality here.  That is because std::type_info's operator==
	# is not present in the libstdc++ .so.
	gdb_test "print &typeid($simple_var) == &typeid(typeof($simple_var))" \
	    " = true"
    }

    # typeid for these is Derived.  Don't try these tests until the
    # inferior has started.
    if {$started} {
	foreach der_var {*b *vb1 *vb2 *bv d {const Derived} {const Derived &}} {
	    gdb_test "print &typeid($der_var)" \
		" = \\($type_re \\*\\) $hex.*"
	    gdb_test "print &typeid($der_var) == &typeid(d)" \
		" = true"
	}
    }
}

with_test_prefix "before starting" {
    do_typeid_tests 0
}

if ![runto_main] {
    return -1
}

with_test_prefix "after starting" {
    do_typeid_tests 1
}