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# Tests for reference parameters of types and their subtypes in GDB.
# Copyright 2006, 2007, 2008 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/>.

# written by Paul N. Hilfinger (Hilfinger@adacore.com)

if $tracelevel then {
        strace $tracelevel
        }

#
# test running programs
#
set prms_id 0
set bug_id 0

if { [skip_cplus_tests] } { continue }

set testfile "ref-params"
set srcfile ${testfile}.cc
set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
     untested ref-params.exp
     return -1
}

gdb_exit

proc gdb_start_again { text } {
    global srcdir
    global subdir
    global binfile
    global srcfile

    gdb_exit
    gdb_start
    gdb_reinitialize_dir $srcdir/$subdir
    gdb_load ${binfile}

    runto ${srcfile}:[gdb_get_line_number $text]
}

gdb_start_again "marker1 here"
gdb_test "print Q" ".*id = 42.*" "print value of a Child in main"
gdb_test "print f1(Q)" ".* = 42.*" "print value of f1 on Child in main"
gdb_test "print f2(Q)" ".* = 42.*" "print value of f2 on Child in main"

gdb_start_again "marker1 here"
gdb_test "print f1(QR)" ".* = 42.*" "print value of f1 on (Child&) in main"

gdb_start_again "marker1 here"
gdb_test "print f2(QR)" ".* = 42.*" "print value of f2 on (Child&) in main"

gdb_start_again "marker2 here"
gdb_test "print C" ".*id = 42.*" "print value of Child& in f2"
gdb_test "print f1(C)" ".* = 42.*" "print value of f1 on Child& in f2"

gdb_start_again "marker3 here"
gdb_test "print R" ".*id = 42.*" "print value of Parent& in f1"

gdb_start_again "breakpoint MQ here"
gdb_test "print f1(MQ)" ".* = 53"
gdb_test "print mf1(MQ)" ".* = 106"
gdb_test "print mf2(MQ)" ".* = 106"
gdb_test "print f1(MQR)" ".* = 53"
gdb_test "print mf1(MQR)" ".* = 106"
gdb_test "print mf2(MQR)" ".* = 106"