1# Copyright 1998-2020 Free Software Foundation, Inc.
2
3# This program is free software; you can redistribute it and/or modify
4# it under the terms of the GNU General Public License as published by
5# the Free Software Foundation; either version 3 of the License, or
6# (at your option) any later version.
7#
8# This program is distributed in the hope that it will be useful,
9# but WITHOUT ANY WARRANTY; without even the implied warranty of
10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11# GNU General Public License for more details.
12#
13# You should have received a copy of the GNU General Public License
14# along with this program.  If not, see <http://www.gnu.org/licenses/>.
15
16# This file was written by Elena Zannoni (ezannoni@cygnus.com)
17
18# This file is part of the gdb testsuite
19#
20# tests for whatis command on expressions.
21# used in file eval.c. This flavor of whatis
22# command performs evaluation of expressions w/o actually
23# computing the value, but just the type
24# of the result. It goes through the evaluate_subexp_standard
25# with the EVAL_AVOID_SIDE_EFFECTS flag rather than EVAL_NORMAL
26#
27
28#
29# test running programs
30#
31
32if { [prepare_for_testing "failed to prepare" whatis-exp int-type.c {debug nowarnings}] } {
33    return -1
34}
35
36#
37# set it up at a breakpoint so we can play with the variable values
38#
39
40if ![runto_main] then {
41    perror "couldn't run to breakpoint"
42    continue
43}
44
45#
46# test expressions with "int" types
47#
48
49gdb_test_no_output "set variable x=14" "set variable x=14"
50gdb_test_no_output "set variable y=2" "set variable y=2"
51gdb_test_no_output "set variable z=2" "set variable z=2"
52gdb_test_no_output "set variable w=3" "set variable w=3"
53
54gdb_test "print x" " = 14" "print value of x"
55gdb_test "print y" " = 2" "print value of y"
56gdb_test "print z" " = 2" "print value of z"
57gdb_test "print w" " = 3" "print value of w"
58
59gdb_test "whatis x+y" "type = int" "whatis value of x+y"
60gdb_test "whatis x-y" "type = int" "whatis value of x-y"
61gdb_test "whatis x*y" "type = int" "whatis value of x*y"
62gdb_test "whatis x/y" "type = int" "whatis value of x/y"
63gdb_test "whatis x%y" "type = int" "whatis value of x%y"
64gdb_test "whatis x=y" "type = int" "whatis value of x=y"
65
66gdb_test "whatis x+=2" "type = int" "whatis value of x+=2"
67gdb_test "whatis ++x" "type = int" "whatis value of  ++x"
68gdb_test "whatis --x" "type = int" "whatis value of  --x"
69gdb_test "whatis x++" "type = int" "whatis value of  x++"
70gdb_test "whatis x--" "type = int" "whatis value of  x--"
71
72gdb_exit
73return 0
74