binutils-gdb/gdb/testsuite/gdb.base/relational.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 correctenss of relational 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 $" { fail "print value of w" }
timeout { fail "(timeout) print value of w" }
}
send_gdb "print x < y\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x<y"
}
-re ".*$gdb_prompt $" { fail "print value of x<y" }
timeout { fail "(timeout) print value of x<y" }
}
send_gdb "print x <= y\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x<=y"
}
-re ".*$gdb_prompt $" { fail "print value of x<=y" }
timeout { fail "(timeout) print value of x<=y" }
}
send_gdb "print x > y\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x>y"
}
-re ".*$gdb_prompt $" { fail "print value of x>y" }
timeout { fail "(timeout) print value of x>y" }
}
send_gdb "print x >= y\n"
gdb_expect {
-re ".*1.*$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 $" { fail "print value of x==y" }
timeout { fail "(timeout) print value of x==y" }
}
send_gdb "print x != y\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x!=y"
}
-re ".*$gdb_prompt $" { fail "print value of x!=y" }
timeout { fail "(timeout) print value of x!=y" }
}
# Test associativity of <, >, <=, >=, ==, !=
gdb_test "set variable x=3" "" "set variable x"
gdb_test "set variable y=5" "" "set variable y"
gdb_test "set variable z=2" "" "set variable z"
send_gdb "print x < y < z\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x<y<z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y<z" }
timeout { fail "(timeout) print value of x<y<z" }
}
send_gdb "print x <= y <= z\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x<=y<=z"
}
-re ".*$gdb_prompt $" { fail "print value of x<=y<=z" }
timeout { fail "(timeout) print value of x<=y<=z" }
}
send_gdb "print x > y > z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x>y>z"
}
-re 8".*$gdb_prompt $" { fail "print value of x>y>z" }
timeout { fail "(timeout) print value of x>y>z" }
}
send_gdb "print x >= y >= z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x>=y>=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>=y>=z" }
timeout { fail "(timeout) print value of x>=y>=z" }
}
gdb_test "set variable x=2" "" "set variable x"
gdb_test "set variable y=2" "" "set variable y"
gdb_test "set variable z=1" "" "set variable z"
send_gdb "print x == y == z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x==y==z"
}
-re ".*$gdb_prompt $" { fail "print value of x==y==z" }
timeout { fail "(timeout) print value of x==y==z" }
}
gdb_test "set variable z=0" "" "set variable z"
send_gdb "print x != y != z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x!=y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x!=y!=z" }
timeout { fail "(timeout) print value of x!=y!=z" }
}
# test precedence rules on pairs of relational operators
gdb_test "set variable x=0" "" "set variable x"
gdb_test "set variable y=2" "" "set variable y"
gdb_test "set variable z=2" "" "set variable z"
send_gdb "print x < y == z\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x<y==z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y==z" }
timeout { fail "(timeout) print value of x<y==z" }
}
# 0 2 2
send_gdb "print x < y != z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x<y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y!=z" }
timeout { fail "(timeout) print value of x<y!=z" }
}
gdb_test "set variable x=2" "" "set variable x"
gdb_test "set variable y=3" "" "set variable y"
gdb_test "set variable z=1" "" "set variable z"
# 2 3 1
send_gdb "print x < y <= z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x<y<=z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y<=z" }
timeout { fail "(timeout) print value of x<y<=z" }
}
# 2 3 1
send_gdb "print x < y >= z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x<y>=z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y>=z" }
timeout { fail "(timeout) print value of x<y>=z" }
}
gdb_test "set variable z=0" "" " set variable z"
# 2 3 0
send_gdb "print x < y > z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x<y>z"
}
-re ".*$gdb_prompt $" { fail "print value of x<y>z" }
timeout { fail "(timeout) print value of x<y>z" }
}
gdb_test "set variable x=1" "" " set variable x"
# 1 3 0
send_gdb "print x > y >= z\n"
gdb_expect {
-re ".*1.*$gdb_prompt $" {
pass "print value of x>y>=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>y>=z" }
timeout { fail "(timeout) print value of x>y>=z" }
}
gdb_test "set variable z=2" "" " set variable z"
# 1 3 2
send_gdb "print x > y == z\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x>y==z"
}
-re ".*$gdb_prompt $" { fail "print value of x>y==z" }
timeout { fail "(timeout) print value of x>y==z" }
}
gdb_test "set variable x=2" "" " set variable x"
gdb_test "set variable z=0" "" " set variable z"
# 2 3 0
send_gdb "print x > y != z\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x>y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>y!=z" }
timeout { fail "(timeout) print value of x>y!=z" }
}
gdb_test "set variable x=4" "" "set x to 4"
# 4 3 0
send_gdb "print x > y <= z\n"
gdb_expect {
-re ".*0.*$gdb_prompt $" {
pass "print value of x>y<=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>y<=z" }
timeout { fail "(timeout) print value of x>y<=z" }
}
# 4 3 0
send_gdb "print x >= y == z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x>=y==z"
}
-re ".*$gdb_prompt $" { fail "print value of x>=y==z" }
timeout { fail "(timeout) print value of x>=y==z" }
}
gdb_test "set variable x=2" "" " set variable x"
# 2 3 0
send_gdb "print x >= y != z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x>=y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>=y!=z" }
timeout { fail "(timeout) print value of x>=y!=z" }
}
gdb_test "set variable x=0" "" " set variable x"
gdb_test "set variable z=4" "" " set variable z"
# 0 3 4
send_gdb "print x >= y <= z\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x>=y<=z"
}
-re ".*$gdb_prompt $" { fail "print value of x>=y<=z" }
timeout { fail "(timeout) print value of x>=y<=z" }
}
# 0 3 4
send_gdb "print x <= y == z\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x<=y==z"
}
-re ".*$gdb_prompt $" { fail "print value of x<=y==z" }
timeout { fail "(timeout) print value of x<=y==z" }
}
gdb_test "set variable x=2" "" " set variable x"
# 2 3 4
send_gdb "print x <= y != z\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x<=y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x<=y!=z" }
timeout { fail "(timeout) print value of x<=y!=z" }
}
# 2 3 4
send_gdb "print x == y != z\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x==y!=z"
}
-re ".*$gdb_prompt $" { fail "print value of x==y!=z" }
timeout { fail "(timeout) print value of x==y!=z" }
}
# test use of parenthesis to enforce different order of evaluation
gdb_test "set variable z=0" "" " set variable z"
# 2 3 0
send_gdb "print x >= (y < z)\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x>=(y<z)"
}
-re ".*$gdb_prompt $" { fail "print value of x>=(y<z)" }
timeout { fail "(timeout) print value of x>=(y<z)" }
}
# 2 3 0
send_gdb "print x >= (y != z)\n"
gdb_expect {
-re ".*1\r\n$gdb_prompt $" {
pass "print value of x>=(y!=z)"
}
-re ".*$gdb_prompt $" { fail "print value of x>=(y*!=z)" }
timeout { fail "(timeout) print value of x>=(y!=z)" }
}
# 2 3 0
send_gdb "print x == (y == z)\n"
gdb_expect {
-re ".*0\r\n$gdb_prompt $" {
pass "print value of x==(y==z)"
}
-re ".*$gdb_prompt $" { fail "print value of x==(y==z)" }
timeout { fail "(timeout) print value of x==(y==z)" }
}
gdb_test "set variable x=1" "" " set variable x"
gdb_test "set variable z=4" "" " set variable z"
# 1 3 4
send_gdb "print (x == y) < z\n"
gdb_expect {
-re ".*1\r\n$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" }
}