📄 logical.exp
字号:
# 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 logical operators, associativity and precedence# with integer type variables# if $tracelevel then { strace $tracelevel }## test running programs#set prms_id 0set bug_id 0set testfile "int-type"set srcfile ${testfile}.cset 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." }if [get_compiler_info ${binfile}] { return -1;}gdb_exitgdb_startgdb_reinitialize_dir $srcdir/$subdirgdb_load ${binfile}## set it up at a breakpoint so we can play with the variable values#if ![runto_main] then { perror "couldn't run to breakpoint" continue}## test expressions with "int" types#gdb_test "set variable x=0" "" "set variable x=0"gdb_test "set variable y=0" "" "set variable y=0"gdb_test "set variable z=0" "" "set variable z=0"send_gdb "print x\n"gdb_expect { -re ".*0.*$gdb_prompt $" { pass "print value of x" } -re ".*$gdb_prompt $" { fail "print value of x" } timeout { fail "(timeout) print value of x" } }send_gdb "print y\n"gdb_expect { -re ".*0.*$gdb_prompt $" { pass "print value of y" } -re ".*$gdb_prompt $" { fail "print value of y" } timeout { fail "(timeout) print value of y" } }send_gdb "print z\n"gdb_expect { -re ".*0.*$gdb_prompt $" { pass "print value of z" } -re ".*$gdb_prompt $" { fail "print value of z" } timeout { fail "(timeout) print value of z" } }# truth tables for && , || , ! send_gdb "print x && y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x<y" } -re ".*$gdb_prompt $" { fail "print value of x<y" } timeout { fail "(timeout) print value of x<y" } }send_gdb "print x || y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x<=y" } -re ".*$gdb_prompt $" { fail "print value of x<=y" } timeout { fail "(timeout) print value of x<=y" } }send_gdb "print !x\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x>y" } -re ".*$gdb_prompt $" { fail "print value of x>y" } timeout { fail "(timeout) print value of x>y" } }gdb_test "set variable y=1" "" "set variable y=1"send_gdb "print x && y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x<y" } -re ".*$gdb_prompt $" { fail "print value of x<y" } timeout { fail "(timeout) print value of x<y" } }send_gdb "print x || y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x<=y" } -re ".*$gdb_prompt $" { fail "print value of x<=y" } timeout { fail "(timeout) print value of x<=y" } }gdb_test "set variable x=1" "" "set variable x=1"send_gdb "print x && y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x<y" } -re ".*$gdb_prompt $" { fail "print value of x<y" } timeout { fail "(timeout) print value of x<y" } }send_gdb "print x || y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x<=y" } -re ".*$gdb_prompt $" { fail "print value of x<=y" } timeout { fail "(timeout) print value of x<=y" } }send_gdb "print !x\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x>y" } -re ".*$gdb_prompt $" { fail "print value of x>y" } timeout { fail "(timeout) print value of x>y" } }gdb_test "set variable y=0" "" "set variable y=0"send_gdb "print x && y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x<y" } -re ".*$gdb_prompt $" { fail "print value of x<y" } timeout { fail "(timeout) print value of x<y" } }send_gdb "print x || y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x<=y" } -re ".*$gdb_prompt $" { fail "print value of x<=y" } timeout { fail "(timeout) print value of x<=y" } }# end truth tables for &&, ||, !# test associativity of && , || , !gdb_test "set variable x=0" "" "set variable x=0"gdb_test "set variable y=0" "" "set variable y=0"gdb_test "set variable z=0" "" "set variable z=0"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (000)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (000) " } timeout { fail "(timeout) print value of x && y && z (000) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x || y || z (000)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (000)" } timeout { fail "(timeout) print value of x || y || z (000) " } }send_gdb "print !!x\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of !!x (0)" } -re ".*$gdb_prompt $" { fail "print value of !!x (0)" } timeout { fail "(timeout) print value of !!x (0) " } }gdb_test "set variable y=1" "" "set variable y=1"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (010)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (010) " } timeout { fail "(timeout) print value of x && y && z (010) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (010)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (010)" } timeout { fail "(timeout) print value of x || y || z (010) " } }gdb_test "set variable z=1" "" "set variable z=1"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (011)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (011) " } timeout { fail "(timeout) print value of x && y && z (011) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (011)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (011)" } timeout { fail "(timeout) print value of x || y || z (011) " } }gdb_test "set variable x=1" "" "set variable x=1"send_gdb "print x && y && z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x && y && z (111)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (111) " } timeout { fail "(timeout) print value of x && y && z (111) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (111)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (111)" } timeout { fail "(timeout) print value of x || y || z (111) " } }send_gdb "print !!x\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of !!x (1)" } -re ".*$gdb_prompt $" { fail "print value of !!x (1)" } timeout { fail "(timeout) print value of !!x (1) " } }gdb_test "set variable z=0" "" "set variable z=0"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (110)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (110) " } timeout { fail "(timeout) print value of x && y && z (110) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (110)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (110)" } timeout { fail "(timeout) print value of x || y || z (110) " } }gdb_test "set variable y=0" "" "set variable y=0"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (100)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (100) " } timeout { fail "(timeout) print value of x && y && z (100) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (100)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (100)" } timeout { fail "(timeout) print value of x || y || z (100) " } }gdb_test "set variable z=1" "" "set variable z=1"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (101)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (101) " } timeout { fail "(timeout) print value of x && y && z (101) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (101)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (101)" } timeout { fail "(timeout) print value of x || y || z (101) " } }gdb_test "set variable x=0" "" "set variable x=0"send_gdb "print x && y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x && y && z (001)" } -re ".*$gdb_prompt $" { fail "print value of x && y && z (001) " } timeout { fail "(timeout) print value of x && y && z (001) " } }send_gdb "print x || y || z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y || z (001)" } -re ".*$gdb_prompt $" { fail "print value of x || y || z (001)" } timeout { fail "(timeout) print value of x || y || z (001) " } }# test precedence of &&, || ,! send_gdb "print !x && y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of !x && y (00)" } -re ".*$gdb_prompt $" { fail "print value of !x && y (00)" } timeout { fail "(timeout) print value of !x && y (00) " } }gdb_test "set variable x=1" "" "set variable x=1"send_gdb "print !x && y\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of !x && y (10)" } -re ".*$gdb_prompt $" { fail "print value of !x && y (10)" } timeout { fail "(timeout) print value of !x && y (10) " } }gdb_test "set variable y=1" "" "set variable y=1"send_gdb "print !x || y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of !x || y (11)" } -re ".*$gdb_prompt $" { fail "print value of !x || y (11)" } timeout { fail "(timeout) print value of !x || y (11) " } }gdb_test "set variable x=0" "" "set variable x=0"send_gdb "print !x || y\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of !x || y (01)" } -re ".*$gdb_prompt $" { fail "print value of !x || y (01)" } timeout { fail "(timeout) print value of !x || y (01) " } }gdb_test "set variable x=1" "" "set variable x=1"gdb_test "set variable z=0" "" "set variable z=0"send_gdb "print x || y && z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y && z (110)" } -re ".*$gdb_prompt $" { fail "print value of x || y && z (110)" } timeout { fail "(timeout) print value of x || y && z (110) " } }gdb_test "set variable y=0" "" "set variable y=0"send_gdb "print x || y && z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || y && z (100)" } -re ".*$gdb_prompt $" { fail "print value of x || y && z (100)" } timeout { fail "(timeout) print value of x || y && z (100) " } }gdb_test "set variable x=0" "" "set variable x=0"send_gdb "print x || !y && z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { gdb_test "set variable x=1" "" "set variable x=1" send_gdb "print x || !y && z\n" gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x || !y && z " } -re ".*$gdb_prompt $" { fail "print value of x || !y && z" } timeout { fail "(timeout) print value of x || !y && z " } } } -re ".*$gdb_prompt $" { fail "print value of x || y && z " } timeout { fail "(timeout) print value of x || y && z " } }gdb_test "set variable x=1" "" "set variable x=1"gdb_test "set variable y=2" "" "set variable y=2"gdb_test "set variable w=3" "" "set variable w=3"gdb_test "set variable z=3" "" "set variable z=3"send_gdb "print x > y || w == z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x > y || w == z" } -re ".*$gdb_prompt $" { fail "print value of x > y || w == z" } timeout { fail "(timeout) print value of x > y || w == z " } }gdb_test "set variable x=1" "" "set variable x=1"gdb_test "set variable y=2" "" "set variable y=2"gdb_test "set variable w=1" "" "set variable w=1"gdb_test "set variable z=3" "" "set variable z=3"send_gdb "print x >= y && w != z\n"gdb_expect { -re ".*$false.*$gdb_prompt $" { pass "print value of x >= y || w != z" } -re ".*$gdb_prompt $" { fail "print value of x >= y || w != z" } timeout { fail "(timeout) print value of x >= y || w != z " } }gdb_test "set variable x=2" "" "set variable x=2"gdb_test "set variable y=2" "" "set variable y=2"gdb_test "set variable w=2" "" "set variable w=2"gdb_test "set variable z=3" "" "set variable z=3"send_gdb "print ! x > y || w + z\n"gdb_expect { -re ".*$true.*$gdb_prompt $" { pass "print value of x > y || w != z" } -re ".*$gdb_prompt $" { fail "print value of x > y || w != z" } timeout { fail "(timeout) print value of x > y || w != z " } }
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -