binutils-gdb/gdb/testsuite/gdb.base/arithmet.exp

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# Copyright (C) 1998 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file was written by Elena Zannoni (ezannoni@cygnus.com)
# This file is part of the gdb testsuite
#
# tests for correctness of arithmetic operators, associativity and precedence
# with integer type variables
#
if $tracelevel then {
strace $tracelevel
}
#
# test running programs
#
set prms_id 0
set bug_id 0
set testfile "int-type"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } {
gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
#
# set it up at a breakpoint so we can play with the variable values
#
if ![runto_main] then {
perror "couldn't run to breakpoint"
continue
}
#
# test expressions with "int" types
#
gdb_test "set variable x=14" "" "set variable x=14"
gdb_test "set variable y=2" "" "set variable y=2"
gdb_test "set variable z=2" "" "set variable z=2"
gdb_test "set variable w=3" "" "set variable w=3"
send_gdb "print x\n"
gdb_expect {
-re ".*14.*$gdb_prompt $" {
pass "print value of x"
}
-re ".*$gdb_prompt $" { fail "print value of x" }
timeout { fail "(timeout) print value of x" }
}
send_gdb "print y\n"
gdb_expect {
-re ".*2.*$gdb_prompt $" {
pass "print value of y"
}
-re ".*$gdb_prompt $" { fail "print value of y" }
timeout { fail "(timeout) print value of y" }
}
send_gdb "print z\n"
gdb_expect {
-re ".*2.*$gdb_prompt $" {
pass "print value of z"
}
-re ".*$gdb_prompt $" { fail "print value of z" }
timeout { fail "(timeout) print value of z" }
}
send_gdb "print w\n"
gdb_expect {
-re ".*3.*$gdb_prompt $" {
pass "print value of w"
}
-re ".*$gdb_prompt $" { fail "print value of w" }
timeout { fail "(timeout) print value of w" }
}
send_gdb "print x+y\n"
gdb_expect {
-re ".*16.*$gdb_prompt $" {
pass "print value of x+y"
}
-re ".*$gdb_prompt $" { fail "print value of x+y" }
timeout { fail "(timeout) print value of x+y" }
}
send_gdb "print x-y\n"
gdb_expect {
-re ".*12.*$gdb_prompt $" {
pass "print value of x-y"
}
-re ".*$gdb_prompt $" { fail "print value of x-y" }
timeout { fail "(timeout) print value of x-y" }
}
send_gdb "print x*y\n"
gdb_expect {
-re ".*28.*$gdb_prompt $" {
pass "print value of x*y"
}
-re ".*$gdb_prompt $" { fail "print value of x*y" }
timeout { fail "(timeout) print value of x*y" }
}
send_gdb "print x/y\n"
gdb_expect {
-re ".*7.*$gdb_prompt $" {
pass "print value of x/y"
}
-re ".*$gdb_prompt $" { fail "print value of x/y" }
timeout { fail "(timeout) print value of x/y" }
}
send_gdb "print x%y\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x%y"
}
-re ".*$gdb_prompt $" { fail "print value of x%y" }
timeout { fail "(timeout) print value of x%y" }
}
# Test associativity of +, -, *, % ,/
send_gdb "print x+y+z\n"
gdb_expect {
-re ".*18.*$gdb_prompt $" {
pass "print value of x+y"
}
-re ".*$gdb_prompt $" { fail "print value of x+y" }
timeout { fail "(timeout) print value of x+y" }
}
send_gdb "print x-y-z\n"
gdb_expect {
-re ".*10.*$gdb_prompt $" {
pass "print value of x-y"
}
-re ".*$gdb_prompt $" { fail "print value of x-y" }
timeout { fail "(timeout) print value of x-y" }
}
send_gdb "print x*y*z\n"
gdb_expect {
-re ".*56.*$gdb_prompt $" {
pass "print value of x*y"
}
-re 8".*$gdb_prompt $" { fail "print value of x*y" }
timeout { fail "(timeout) print value of x*y" }
}
send_gdb "print x/y/z\n"
gdb_expect {
-re ".*3.*$gdb_prompt $" {
pass "print value of x/y"
}
-re ".*$gdb_prompt $" { fail "print value of x/y" }
timeout { fail "(timeout) print value of x/y" }
}
send_gdb "print x%y%z\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x%y"
}
-re ".*$gdb_prompt $" { fail "print value of x%y" }
timeout { fail "(timeout) print value of x%y" }
}
# test precedence rules on pairs of arithmetic operators
gdb_test "set variable x=10" "" "set variable x"
gdb_test "set variable y=4" "" "set variable y"
gdb_test "set variable z=2" "" "set variable z"
# x y z
# 10 4 2
send_gdb "print x+y-z\n"
gdb_expect {
-re ".*12.*$gdb_prompt $" {
pass "print value of x+y-z"
}
-re ".*$gdb_prompt $" { fail "print value of x+y-z" }
timeout { fail "(timeout) print value of x+y-z" }
}
# 10 4 2
send_gdb "print x+y*z\n"
gdb_expect {
-re ".*18.*$gdb_prompt $" {
pass "print value of x+y*z"
}
-re ".*$gdb_prompt $" { fail "print value of x+y*z" }
timeout { fail "(timeout) print value of x+y*z" }
}
gdb_test "set variable z=3" "" "set variable z"
# 10 4 3
send_gdb "print x+y%z\n"
gdb_expect {
-re ".*11.*$gdb_prompt $" {
pass "print value of x+y%z"
}
-re ".*$gdb_prompt $" { fail "print value of x+y%z" }
timeout { fail "(timeout) print value of x+y%z" }
}
# 10 4 3
send_gdb "print x+y/z\n"
gdb_expect {
-re ".*11.*$gdb_prompt $" {
pass "print value of x+y/z"
}
-re ".*$gdb_prompt $" { fail "print value of x+y/z" }
timeout { fail "(timeout) print value of x+y/z" }
}
gdb_test "set variable z=2" "" " set variable z"
# 10 4 2
send_gdb "print x-y*z\n"
gdb_expect {
-re ".*2.*$gdb_prompt $" {
pass "print value of x-y*z"
}
-re ".*$gdb_prompt $" { fail "print value of x-y*z" }
timeout { fail "(timeout) print value of x-y*z" }
}
# 10 4 2
send_gdb "print x-y%z\n"
gdb_expect {
-re ".*10.*$gdb_prompt $" {
pass "print value of x-y%z"
}
-re ".*$gdb_prompt $" { fail "print value of x-y%z" }
timeout { fail "(timeout) print value of x-y%z" }
}
# 10 4 2
send_gdb "print x-y/z\n"
gdb_expect {
-re ".*8.*$gdb_prompt $" {
pass "print value of x-y/z"
}
-re ".*$gdb_prompt $" { fail "print value of x-y/z" }
timeout { fail "(timeout) print value of x-y/z" }
}
# 10 4 2
send_gdb "print x*y/z\n"
gdb_expect {
-re ".*20.*$gdb_prompt $" {
pass "print value of x*y/z"
}
-re ".*$gdb_prompt $" { fail "print value of x*y/z" }
timeout { fail "(timeout) print value of x*y/z" }
}
gdb_test "set variable z=3" "" "set z to 3"
# 10 4 3
send_gdb "print x*y%z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x*y%z"
}
-re ".*$gdb_prompt $" { fail "print value of x*y%z" }
timeout { fail "(timeout) print value of x*y%z" }
}
# 10 4 3
send_gdb "print x/y%z\n"
gdb_expect {
-re ".*2\r\n$gdb_prompt $" {
pass "print value of x/y%z"
}
-re ".*$gdb_prompt $" { fail "print value of x/y%z" }
timeout { fail "(timeout) print value of x/y%z" }
}
# test use of parenthesis to enforce different order of evaluation
# 10 4 3
send_gdb "print x-(y+z)\n"
gdb_expect {
-re ".*3\r\n$gdb_prompt $" {
pass "print value of x-(y+z)"
}
-re ".*$gdb_prompt $" { fail "print value of x-(y+z)" }
timeout { fail "(timeout) print value of x-(y+z)" }
}
# 10 4 3
send_gdb "print x/(y*z)\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x/(y*z)"
}
-re ".*$gdb_prompt $" { fail "print value of x/(y*z)" }
timeout { fail "(timeout) print value of x/(y*z)" }
}
# 10 4 3
send_gdb "print x-(y/z)\n"
gdb_expect {
-re ".*9\r\n$gdb_prompt $" {
pass "print value of x-(y/z)"
}
-re ".*$gdb_prompt $" { fail "print value of x-(y/z)" }
timeout { fail "(timeout) print value of x-(y/z)" }
}
# 10 4 3
send_gdb "print (x+y)*z\n"
gdb_expect {
-re ".*42\r\n$gdb_prompt $" {
pass "print value of (x+y)*z"
}
-re ".*$gdb_prompt $" { fail "print value of (x+y)*z" }
timeout { fail "(timeout) print value of (x+y)*z" }
}