gdb/testsuite/gdb.base/vla-ptr.exp

# Copyright 2014-2020 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

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

if ![runto_main] {
    return -1
}

set sizeof_int [get_sizeof "int" 4]

# Check that VLA passed to function (pointer) points to the first element.
gdb_breakpoint [gdb_get_line_number "foo_bp"]
gdb_continue_to_breakpoint "foo_bp"
gdb_test "print vla_ptr" "\\\(int \\\*\\\) $hex" "print vla_ptr (foo)"
gdb_test "print *vla_ptr" " = 2" "print *vla_ptr (foo)"

gdb_breakpoint [gdb_get_line_number "bar_bp"]
gdb_continue_to_breakpoint "bar_bp"
gdb_test "print vla_ptr" "\\\(int \\\*\\\) $hex" "print vla_ptr (bar)"
gdb_test "print *vla_ptr" " = 2" "print *vla_ptr (bar)"

gdb_breakpoint [gdb_get_line_number "vla_func_bp"]
gdb_continue_to_breakpoint "vla_func_bp"
gdb_test "print td_vla" " = \\\{4, 5, 6, 7, 8\\\}"