gdb/testsuite/gdb.base/eval-avoid-side-effects.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/>.

# Tests to cover evaluate_subexp and others with EVAL_AVOID_SIDE_EFFECTS
# flag set.

standard_testfile int-type.c

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

if ![runto_main] {
    return -1
}

set sizeof_int [get_sizeof "int" 4]

gdb_test_no_output "set variable x=42" "set variable x=42"

gdb_test "print sizeof ++x" "= ${sizeof_int}" "test sizeof side effects"
gdb_test "print x" "= 42" "sizeof has no side effects"

gdb_test "ptype ++x" "= int" "test ptype side effects"
gdb_test "print x" "= 42" "ptype has no side effects"

gdb_test "whatis ++x" "= int" "test whatis side effects"
gdb_test "print x" "= 42" "whatis has no side effects"